CN103443571B - Charging installation of a shaft furnace and method for charging a shaft furnace - Google Patents
Charging installation of a shaft furnace and method for charging a shaft furnace Download PDFInfo
- Publication number
- CN103443571B CN103443571B CN201280015142.4A CN201280015142A CN103443571B CN 103443571 B CN103443571 B CN 103443571B CN 201280015142 A CN201280015142 A CN 201280015142A CN 103443571 B CN103443571 B CN 103443571B
- Authority
- CN
- China
- Prior art keywords
- hopper
- connecting rod
- outlet
- rod element
- charging
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims description 8
- 238000009434 installation Methods 0.000 title abstract description 4
- 239000000463 material Substances 0.000 claims abstract description 88
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 4
- 230000000284 resting effect Effects 0.000 claims description 18
- 238000010276 construction Methods 0.000 claims description 3
- 239000000571 coke Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B1/00—Shaft or like vertical or substantially vertical furnaces
- F27B1/10—Details, accessories, or equipment peculiar to furnaces of these types
- F27B1/20—Arrangements of devices for charging
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/10—Charging directly from hoppers or shoots
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/18—Bell-and-hopper arrangements
- C21B7/20—Bell-and-hopper arrangements with appliances for distributing the burden
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/10—Charging directly from hoppers or shoots
- F27D2003/105—Charging directly from hoppers or shoots using shutters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
- Furnace Charging Or Discharging (AREA)
- Blast Furnaces (AREA)
Abstract
A charging installation (10) of a shaft furnace comprises a first storage hopper (12) and a second storage hopper (12'), arranged in parallel with respect to each other; each of the first and second storage hoppers (12, 12') having an inlet (14, 14') for receiving material and an outlet (16, 16') for feeding material into the shaft furnace. A receiving hopper (18) is arranged upstream of the first and second storage hoppers (12, 12'), the receiving hopper (18) being pivotably arranged about a horizontal pivoting axis (22) and configured for receiving material therein and for distributing the material to one of the first and second storage hoppers (12, 12'). The receiving hopper (18) comprises an inlet (24) for receiving material from a feed apparatus (20) and an outlet (26) for feeding the material to the first and second storage hoppers (12, 12'), the receiving hopper (18) being pivotable at least between two transfer positions, wherein, in a first transfer position the outlet (26) of the receiving hopper (18) is in alignment with the inlet (14) of the first storage hopper (12) and, in a second transfer position, the outlet (26) of the receiving hopper (18) is in alignment with the inlet (14') of the second storage hopper (12'). A rest position is arranged between said first and second transfer positions. According to an aspect of the present invention, the charging installation (10) further comprises a material gate (30) associated with the outlet (26) of the receiving hopper (18); and an actuating mechanism associated with the material gate (30) for opening and closing the outlet of the receiving hopper (18), the actuating mechanism is configured so as to essentially close the outlet (26)of the receiving hopper (18)when the receiving hopper (18) is in the rest position and so as to essentially open the outlet (26) of the receiving hopper (18)when the receiving hopper(18)is in either of the first and second transfer positions. The actuating mechanism (32) is configured so as to actuate the material gate (30) through the pivoting movement of the receiving hopper (18).
Description
Technical field
Present invention relates in general to a kind of charging (feeding) equipment (charging installation of shaft furnace, charging apparatus), this charging (feeding) equipment is particularly including two storage hoppers (storage hopper, storage bin hopper) with for material being supplied to the reception hopper (receiving hopper) stored in hopper.The invention still further relates to a kind of method for using such charging (feeding) equipment to be feeding of shaft furnace.
Background technology
In charging (feeding) equipment, be provided with at least one store hopper, for receiving material material (such as coke or sinter) from skip bucket or conveyer belt and temporarily stored material wherein before it is fed into shaft furnace.If arrange more than one storage hopper (being generally two, is three sometimes), then they are arranged in parallel and allow is shaft furnace sequential feeds continuously.Material is fed in a storage hopper, and another stores hopper and is emptied by its material and be discharged in shaft furnace.Therefore, first any material be fed in shaft furnace is stored in such storage hopper.Therefore, material must be assigned in one or the other in storage hopper.Mode by distributing rocking arm realizes this distribution, and this distribution rocking arm has centrally-pivoted axle and activated to be supplied to by material in the first storage hopper or the second storage hopper.Alternately, horizontal translation can be set and receive hopper for being directed to by material in correct storage hopper.
When shaft furnace equipment does not allow to hold the sufficient space distributing rocking arm or horizontal translation reception hopper, pivotable can be used to receive hopper.Such pivotable receives hopper and is arranged to around pivot axis, and thus makes it export to aim at any one in the entrance storing hopper.
In operation, even if after filler program has completed, some materials also can be retained in and receive in hopper.When receiving hopper and moving to other storage hoppers from a storage hopper, this material may fall down from receiving hopper and drops between two storage hoppers or drop to next storage on the seal valve still closed of hopper.Its seal valve or safety operation may be subject to such material infringement.
Technical problem
The object of this invention is to provide a kind of charging (feeding) equipment of improvement of shaft furnace.This object is realized by charging (feeding) equipment as described in the present invention.
Total volume description of invention
A charging (feeding) equipment for shaft furnace, comprises the first storage hopper and second be relative to each other arranged in parallel and stores hopper; First store that hopper and second stores in hopper eachly there is entrance for receiving material and for material being supplied to the outlet in shaft furnace.Receive hopper to be disposed in the first storage hopper and second and to store the upstream of hopper, receive hopper and can arrange pivotally around horizontal pivot axis line and be configured to receiver material wherein and material be assigned to one that the first storage hopper and second stores in hopper.Receive the outlet that hopper comprises the entrance for receiving material from feedway and stores hopper for material being supplied to the first storage hopper and second, receiving hopper can at least two delivering positions (transfer position, transfer position, transferring position) between pivotable, wherein, in the first delivering position, the outlet receiving hopper is aimed at the first entrance storing hopper, and in the second delivering position, the outlet receiving hopper is aimed at the second entrance storing hopper.Resting position is furnished with between the first delivering position and the second delivering position.
According to an aspect of the present invention, charging (feeding) equipment comprises material gate further, and this material gate is associated with the outlet receiving hopper; And actuating mechanism, this actuating mechanism is associated with material gate, and for opening and closing the outlet receiving hopper, the pivoting action that actuating mechanism is configured to by receiving hopper activates material gate.Actuating mechanism is formed to receive when hopper is in resting position and the outlet receiving hopper is substantially closed, and the outlet receiving hopper is substantially opened when receiving hopper and being in the first delivering position and the second delivering position in any one position.
On the close encapsulation valve that material gate prevents any leftover materials (may stay coke, sinter or the unclassified stores received in hopper) from dropping to a storage hopper or drop between two storage hoppers.The actuating mechanism of material gate makes material gate automatically close, that is, without the need to the individual actuators for material gate.Material gate is activated by the pivoting action receiving hopper.Therefore, need not with the actuating of shaft furnace program prediction material gate or control; There is no the risk of material gate fault.
Actuating mechanism advantageously comprises first connecting rod element (link element, connection element, Connection Element) and second connecting rod element.First connecting rod element has first end and the second end, is wherein positioned with a pivotal point between the first and second ends, and first connecting rod element can be pivotally connected to reception hopper with pivotal point, and material gate is connected to the first end of first connecting rod element.Second connecting rod element has first end and the second end, and the first end of second connecting rod element is connected to the second end of first connecting rod element revolvably, and the second end of second connecting rod element is connected to the supporting construction of arrangement (house) charging (feeding) equipment revolvably.
First connecting rod element can comprise Part I and Part II, the Part I of first connecting rod element and Part II are arranged with structure (angled configuration) at angle, and pivotal point is disposed in the meeting point place between Part I and Part II.
The Part I of first connecting rod element and Part II are preferably rigidly connected to each other or form as one.
First connecting rod element preferably can be pivotally mounted on around the axis parallel with the pivot axis receiving hopper and receive on hopper.
Material gate preferably goes up in the side with the pivot axis receiving hopper solderless wrapped connection recovering hopper in the opposite direction around the motion of its pivotal point.
Advantageously, actuating mechanism comprise be positioned at receive hopper the first side on first group of first connecting rod element and second connecting rod element and be positioned at receive hopper second side contrary with the first side on second group of first connecting rod element and second connecting rod element.
Charging (feeding) equipment preferably comprises actuator further, preferred hydraulic cylinder, for mobile reception hopper between two delivering positions.
The invention further relates to for the method for feeding of shaft furnace, wherein the method comprises:
Charging (feeding) equipment is as described above provided;
Open the seal valve that the entrance that stores hopper with first or the second entrance storing hopper are associated;
Reception hopper is moved in its first delivering position or the second delivering position from its resting position, so that the entrance or the second entrance storing hopper that the outlet and first receiving hopper are stored hopper are aimed at, wherein receive hopper and make material gate move away from the outlet receiving hopper to the motion in its first delivering position or the second delivering position;
Material is supplied to and receives in hopper, and allow material to be sent in the first storage hopper or the second storage hopper via the unlimited outlet receiving hopper;
Stopping material being supplied to receives in hopper;
Reception hopper is moved away from its first delivering position or the second delivering position and in its resting position, thus material gate is moved to the top of the outlet receiving hopper, thus substantially close the outlet receiving hopper;
Close and first store the seal valve that the entrance of hopper or the second entrance storing hopper be associated.
The method comprises and is placed in resting position by reception hopper, and wherein before opening or closing and storing seal valve that hopper and the second entrance storing hopper be associated with first, the material gate receiving hopper closes the outlet receiving hopper substantially.Therefore, after material being supplied in the first storage hopper, receiving hopper and to be moved in its resting position and the outlet receiving hopper is closed.Be in its resting position once receive hopper, the first seal valve that the entrance storing hopper with first is associated can be closed, and the second seal valve be associated with the second entrance storing hopper can be opened.Receive hopper can be placed to now in its second delivering position, to make the outlet of reception hopper aim at the second entrance storing hopper.Be to be noted that when seal valve is operated, receive hopper and to be in its resting position and outlet is closed.Therefore, material is not had to overflow from reception hopper and to fall on the seal valve of closedown.
Brief description of the drawings
By way of example the preferred embodiments of the present invention are described now with reference to accompanying drawing, in the accompanying drawings:
Fig. 1 is the schematic diagram according to charging (feeding) equipment of the present invention;
Fig. 2 is the enlarged drawing of the reception hopper of the Fig. 1 be in the first delivering position;
Fig. 3 is the enlarged drawing of the reception hopper of the Fig. 1 be in the second delivering position; And
Fig. 4 is the enlarged drawing of the reception hopper of the Fig. 1 be in resting position.
The description of preferred embodiment
Fig. 1 illustrates the charging (feeding) equipment 10 of the shaft furnace with the first storage hopper 12 and the second storage hopper 12' be relative to each other arranged in parallel.Each storage hopper 12,12' have entrance 14 for receiving material, 14' and for material being supplied to outlet 16 in described shaft furnace (not shown), 16'.
Storage hopper 12,12' are generally supplied in order, that is, when material is fed in a storage hopper 12,12', another stores hopper 12,12' is drained.When carrying out at atmosheric pressure being supplied to by material in storage hopper 12,12', emptying material from storage hopper 12,12' must be carried out under furnace pressure.Therefore, before being contained in the material stored in hopper and being fed in shaft furnace, must to storage hopper 12,12' pressurization.
Before storage hopper can be drained, under this storage hopper must be brought to furnace pressure power.Therefore, store hopper 12, each hopper entrance 14 of 12', 14' be provided with seal valve (not shown), sealing valve be associated with outlet 16, the seal valve of 16' matches, guarantee to store hopper 12,12' be airtight also therefore can be pressurized.
Receive hopper 18 be disposed in store hopper 12,12' upstream, for by material from skip bucket 20 or any other suitable feedway be assigned to store hopper 12,12' one or the other.Such reception hopper 18 comprises the entrance 24 for receiving material from skip bucket 20 and the outlet 26 for material being supplied to the first storage hopper 12 or the second storage hopper 12'.Receive hopper 18 to arrange pivotally around horizontal pivot axis line 22 and can at the first delivering position, move between the second delivering position and resting position.Actuator 28 is arranged for and reception hopper 18 is moved around its pivot axis 22.
In FIG, receive hopper 18 to be disposed in its first delivering position, material is supplied in the first storage hopper 12.In this first delivering position, receive the entrance 14 that the outlet 26 and first of hopper 18 stores hopper 12 and aim at.
Charging (feeding) equipment 10 comprises the material gate 30 be associated with the outlet 26 receiving hopper 18 and the actuating mechanism 32 be associated with material gate 30 further.Actuating mechanism 32 is configured to motive objects bin gate 30 to close outlet 26 when receiving hopper 18 and being in its resting position, and to open outlet 26 when receiving hopper 18 and being in the first delivering position or the second delivering position.Mechanism 32 is configured to especially based on the pivoting action receiving hopper 18 and activates material gate 30, that is, without the need to extra electronic or hydraulic actuator.
Can refer to Fig. 2, Fig. 3 and Fig. 4 and describe actuating mechanism 32 more meticulously, the figures illustrate the enlarged drawing of the reception hopper be in three positions.
In fig. 2, receive hopper and be in its first delivering position, namely outlet 26 is unlimited and is communicated with the first entrance 14 storing hopper 12.Actuating mechanism 32 comprises first connecting rod element 34 and second connecting rod element 36.First connecting rod element 34 has first end 38, second end 40 and the pivotal point 42 between first end 38 and the second end 40.First connecting rod element 34 preferably includes Part I 44 and Part II 46, and this Part I and Part II are arranged with structure at angle, and pivotal point 42 is disposed in the meeting point place between Part I 44 and Part II 46.Material gate 30 is connected to the first end 38 of first connecting rod element 34.First connecting rod element 34 can be pivotally connected to pivotal point 42 and receive hopper 18.
Second connecting rod element 36 has: first end 48, and this first end is connected to the second end 40 of first connecting rod element 34 revolvably; And second end 50, this second end is connected to the supporting construction (not shown) settling charging (feeding) equipment 10 revolvably.Therefore, the second end 50 of second connecting rod element 36 forms fixing point, by receiving the motion around pivot axis 22 of hopper 18 and pivotal point 42, actuating mechanism 32 when without the need to when extra actuator relative to reception hopper 18 motive objects bin gate 30.Reception hopper 18 moves to desired location and impels material gate 30 also to move in its suitable position.By the actuating mechanism 32 shown in figure, material gate 30 can be made to move upward around the side that the direction of motion of its pivot axis 22 is contrary with reception hopper 18.
Once the first storage hopper 12 is filled, receives hopper 18 i.e. clockwise movement and arrive in resting position.This motion impels material gate 30 counterclockwise movement and closes the outlet 26 receiving hopper 18.The resting position receiving hopper 18 is shown in Fig. 4.Once receive hopper 18 arrived its resting position, the first the first seal valve storing hopper 12 can be closed, and the first storage hopper 12 can be pressurized, to be supplied in shaft furnace by the material be included in wherein.Meanwhile, the second the second seal valve storing hopper 12' can be opened, to prepare the second storage hopper 12' to receive material.
Once the second storage hopper 12' can use, receive hopper 18 i.e. clockwise movement in the second delivering position.This motion impels material gate 30 counterclockwise movement and opens the outlet 26 receiving hopper 18.The second delivering position receiving hopper 18 is shown in Fig. 3.Be in its second time delivering position once receive hopper 18, material can be loaded in the second storage hopper 12'.
The explanation of Ref. No.:
10 charging (feeding) equipments 12 first store hopper
12' second stores hopper 34 first connecting rod element
14,14' stores the entrance 36 second connecting rod element of hopper
16,16' stores the first end of the outlet 38 first connecting rod element of hopper
Second end of 18 reception hopper 40 first connecting rod elements
20 skip bucket 42 pivotal points
22 pivot axis 44 Part I
Entrance 46 Part II of 24 reception hoppers
The first end of the outlet 48 second connecting rod element of 26 reception hoppers
Second end of 28 actuator 50 second connecting rod elements
30 material gate
32 actuating mechanisms
Claims (10)
1. a charging (feeding) equipment for shaft furnace, comprising:
Relative to each other be arranged in parallel first stores hopper and second stores hopper, described first store that hopper and described second stores in hopper eachly there is entrance for receiving material and for material being supplied to the outlet in described shaft furnace;
Receive hopper, described reception hopper is disposed in described first and stores the upstream that hopper and described second stores hopper, described reception hopper can be arranged pivotally around horizontal pivot axis line and is configured to material to be received in wherein and described material is assigned in described first storage hopper and described second storage hopper, described reception hopper comprises the entrance for receiving material from feedway and stores for described material being supplied to described first the outlet that hopper and described second stores hopper, described reception hopper can at least pivotable between two delivering positions, wherein, in the first delivering position, the described entrance that the described outlet and described first of described reception hopper stores hopper is aimed at, and in the second delivering position, the described entrance that the described outlet and described second of described reception hopper stores hopper is aimed at, resting position is furnished with between described first delivering position and described second delivering position,
It is characterized in that, described charging (feeding) equipment comprises further:
The material gate be associated with the described outlet of described reception hopper; And
The actuating mechanism be associated with described material gate, described actuating mechanism is for opening and closing the described outlet of described reception hopper, described actuating mechanism is formed at the described port closing of described reception hopper when described reception hopper is in described resting position, and described actuating mechanism is formed at when described reception hopper is in any one position in described first delivering position and described second delivering position and the described outlet of described reception hopper is opened, wherein said actuating mechanism is configured to activate described material gate by the pivoting action of described reception hopper.
2. charging (feeding) equipment according to claim 1, wherein said actuating mechanism comprises:
First connecting rod element, described first connecting rod element has first end and the second end, wherein between described first end and described second end, be positioned with a pivotal point, described first connecting rod element is pivotally connected to described reception hopper by described pivotal point, and described material gate is connected to the described first end of described first connecting rod element; And
Second connecting rod element, described second connecting rod element has first end and the second end, the described first end of described second connecting rod element is connected to described second end of described first connecting rod element revolvably, and described second end of described second connecting rod element is connected to the supporting construction of settling described charging (feeding) equipment revolvably.
3. charging (feeding) equipment according to claim 2, wherein said first connecting rod element comprises Part I and Part II, the described Part I of described first connecting rod element and described Part II are arranged with structure at angle, and described pivotal point is disposed in the meeting point place between described Part I and described Part II.
4. charging (feeding) equipment according to claim 3, described Part I and the described Part II of wherein said first connecting rod element are rigidly connected to each other or form as one.
5. the charging (feeding) equipment according to any one of claim 2 to 4, wherein said first connecting rod element can be pivotally mounted on around an axis parallel with the described pivot axis of described reception hopper on described reception hopper.
6. the charging (feeding) equipment according to any one of claim 2 to 4, wherein said material gate is in around the motion of its pivotal point and goes up in the opposite direction with the side of described reception hopper around the described pivot axis of described reception hopper.
7. the charging (feeding) equipment according to any one of claim 2 to 4, wherein said actuating mechanism comprise be positioned at described reception hopper the first side on the first connecting rod element of first group and second connecting rod element and the first connecting rod element of second group be positioned on second side contrary with described first side of described reception hopper and second connecting rod element.
8. charging (feeding) equipment according to any one of claim 1 to 4, wherein said charging (feeding) equipment comprises actuator further, moves between described two delivering positions for making described reception hopper.
9. charging (feeding) equipment according to claim 8, wherein said actuator is hydraulic cylinder.
10., for the method for feeding of shaft furnace, described method comprises:
Charging (feeding) equipment according to any one of claim 1 to 9 is provided;
Open the seal valve that described entrance that the described entrance or described second that stores hopper with described first stores hopper is associated;
Described reception hopper is moved in its first delivering position or the second delivering position from its resting position, so that the described entrance that the described entrance or the described second described outlet of described reception hopper and described first being stored hopper stores hopper is aimed at, the motion entered in its first delivering position or the second delivering position of wherein said reception hopper makes described material gate mobile away from the described outlet of described reception hopper;
Material is supplied in described reception hopper, and allows described material to be sent to via the described outlet of described reception hopper in described first storage hopper or described second storage hopper;
Material is stopped to be supplied in described reception hopper;
Described reception hopper is moved in its resting position away from its first delivering position or the second delivering position, thus described material gate is moved to the top of the described outlet of described reception hopper, thus close the described outlet of described reception hopper;
Close the described seal valve be associated with the described entrance that the described first described entrance or described second storing hopper stores hopper.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| LU91800 | 2011-03-28 | ||
| LU91800A LU91800B1 (en) | 2011-03-28 | 2011-03-28 | Charging installation of a shaft furnace and method for charging a shaft furnace |
| PCT/EP2012/055535 WO2012130895A1 (en) | 2011-03-28 | 2012-03-28 | Charging installation of a shaft furnace and method for charging a shaft furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103443571A CN103443571A (en) | 2013-12-11 |
| CN103443571B true CN103443571B (en) | 2015-05-27 |
Family
ID=45937310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280015142.4A Expired - Fee Related CN103443571B (en) | 2011-03-28 | 2012-03-28 | Charging installation of a shaft furnace and method for charging a shaft furnace |
Country Status (4)
| Country | Link |
|---|---|
| CN (1) | CN103443571B (en) |
| LU (1) | LU91800B1 (en) |
| RU (1) | RU2605006C2 (en) |
| WO (1) | WO2012130895A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108036647A (en) * | 2017-12-16 | 2018-05-15 | 江苏巨盈节能环保科技有限公司 | Portable electric furnace system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3796419A (en) * | 1971-04-15 | 1974-03-12 | Mc Kee A & Co | Charging apparatus for shaft furnaces |
| GB1420407A (en) * | 1972-03-06 | 1976-01-07 | Wurth Anciens Ets Paul | Supply of charge material to shaft furnaces particularly blast furnaces |
| US4029220A (en) * | 1975-11-28 | 1977-06-14 | Greaves Melvin J | Distributor means for charging particulate material into receptacles |
| US4074835A (en) * | 1972-03-06 | 1978-02-21 | S.A. Des Anciens Etablissements Paul Wurth | Furnace charger with discharge channel having approximate oval cross-section |
| US4116345A (en) * | 1973-11-01 | 1978-09-26 | Arthur G. Mckee & Company | Charging apparatus for shaft furnaces and method |
| CN87101645A (en) * | 1986-03-04 | 1988-02-17 | 保罗·伍尔曼公司 | Installtion for charging shaft furnace |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| LU85811A1 (en) * | 1985-03-15 | 1986-10-06 | Wurth Paul Sa | LOADING SYSTEM FOR A TANK OVEN |
| RU2118372C1 (en) * | 1997-04-09 | 1998-08-27 | Закрытое акционерное общество Научно-производственный и коммерческий центр "ТОТЕМ" | Apparatus for charging shaft furnace |
| LU90794B1 (en) * | 2001-06-26 | 2002-12-27 | Wurth Paul Sa | Loading device of a shaft furnace |
| EP1811045A1 (en) * | 2006-01-20 | 2007-07-25 | Paul Wurth S.A. | Multiple hopper charging installation for a shaft furnace |
| EP1811044A1 (en) * | 2006-01-20 | 2007-07-25 | Paul Wurth S.A. | Three hopper charging installation for a shaft furnace |
-
2011
- 2011-03-28 LU LU91800A patent/LU91800B1/en active
-
2012
- 2012-03-28 WO PCT/EP2012/055535 patent/WO2012130895A1/en active Application Filing
- 2012-03-28 RU RU2013147680/02A patent/RU2605006C2/en not_active IP Right Cessation
- 2012-03-28 CN CN201280015142.4A patent/CN103443571B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3796419A (en) * | 1971-04-15 | 1974-03-12 | Mc Kee A & Co | Charging apparatus for shaft furnaces |
| GB1420407A (en) * | 1972-03-06 | 1976-01-07 | Wurth Anciens Ets Paul | Supply of charge material to shaft furnaces particularly blast furnaces |
| US4074835A (en) * | 1972-03-06 | 1978-02-21 | S.A. Des Anciens Etablissements Paul Wurth | Furnace charger with discharge channel having approximate oval cross-section |
| US4116345A (en) * | 1973-11-01 | 1978-09-26 | Arthur G. Mckee & Company | Charging apparatus for shaft furnaces and method |
| US4029220A (en) * | 1975-11-28 | 1977-06-14 | Greaves Melvin J | Distributor means for charging particulate material into receptacles |
| CN87101645A (en) * | 1986-03-04 | 1988-02-17 | 保罗·伍尔曼公司 | Installtion for charging shaft furnace |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012130895A1 (en) | 2012-10-04 |
| CN103443571A (en) | 2013-12-11 |
| RU2013147680A (en) | 2015-05-10 |
| RU2605006C2 (en) | 2016-12-20 |
| LU91800B1 (en) | 2012-10-01 |
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