CN110410670B - Service barrel station pipeline arrangement system - Google Patents
Service barrel station pipeline arrangement system Download PDFInfo
- Publication number
- CN110410670B CN110410670B CN201810398278.7A CN201810398278A CN110410670B CN 110410670 B CN110410670 B CN 110410670B CN 201810398278 A CN201810398278 A CN 201810398278A CN 110410670 B CN110410670 B CN 110410670B
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- Prior art keywords
- pipeline
- elbow
- ground
- curvature
- oil
- 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.)
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000003345 natural gas Substances 0.000 claims abstract description 7
- 239000003209 petroleum derivative Substances 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 2
- 238000004873 anchoring Methods 0.000 abstract description 10
- 239000007789 gas Substances 0.000 abstract description 9
- 238000010276 construction Methods 0.000 abstract description 6
- 230000005489 elastic deformation Effects 0.000 abstract description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L43/00—Bends; Siphons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pipeline Systems (AREA)
Abstract
The invention discloses a service barrel station entry and exit pipeline arrangement system, and belongs to the technical field of long-distance pipeline conveying of ground engineering of oil and gas fields. The ball sending barrel in-out station pipeline arrangement system is characterized in that the ball sending barrel is fixed on the ground, the barrel wall on one side of the ball sending barrel is connected with the oil inlet pipeline, petroleum or natural gas is facilitated to flow into the ball sending barrel, the outlet end of the ball sending barrel, the ground outlet elbow, the ground inlet elbow and each curvature elbow are sequentially connected through the oil outlet pipeline, the ground inlet elbow and each curvature elbow are guaranteed to be buried underground, the curvature of each curvature elbow is greater than or equal to three times of the diameter of the oil outlet pipeline, the system can utilize the elastic deformation of the curvature elbow to absorb the thermal expansion deformation of the oil outlet pipeline buried underground, an anchoring pier in the prior art is replaced, the operation safety of the ball sending barrel in-out station pipeline is guaranteed, and the construction cost is reduced.
Description
Technical Field
The invention relates to the technical field of long-distance pipeline of oil and gas field ground engineering, in particular to a pipeline arrangement system for a service barrel in-out station.
Background
With the continuous development of overseas oil and gas field ground engineering markets, particularly the Africa market in recent years, a great number of ground engineering projects need to be constructed and built. The general ground engineering project comprises the arrangement and installation of the pipeline for the service barrel to enter and exit, the pipeline needs to be buried when exiting, the buried pipeline is thermally expanded to generate thrust to the service barrel, the axial instability of the service barrel is easy to cause, and safety accidents occur, so that the design of the pipeline for the service barrel to enter and exit is particularly important.
In the prior art, the pipeline arrangement of the service barrel in and out of the station is that before the pipeline goes out of the ground, an anchoring pier is arranged in or outside the station, so that the pipeline passes through the anchoring pier, and the anchoring pier is utilized to resist the thrust generated by the thermal expansion of the buried pipeline, so that the stability of the service barrel is ensured.
In carrying out the invention, the present inventors have found that there are at least the following problems in the prior art:
As the buried pipeline develops towards the large diameter and high pressure direction, the weight and the volume of the anchoring pier are larger and larger, and as the anchoring pier is reinforced concrete pier, when the weight of the anchoring pier is continuously increased, the anchoring pier is easy to generate self-settlement, and the original relative position of the anchoring pier and the pipeline is changed, so that the axial instability of the ball cylinder is caused; meanwhile, in projects in Africa areas, many of the projects do not have adjustment of cement production, and under the condition that no effective road transportation conditions exist, air transportation reinforced concrete is needed, so that the construction cost is greatly increased.
Disclosure of Invention
In view of the above, the invention provides a service barrel in-out pipeline arrangement system without an anchor pier, which ensures the running safety of the service barrel in-out pipeline and reduces the construction cost.
Specifically, the method comprises the following technical scheme:
a service barrel in-out pipeline arrangement system, the system comprising: a service barrel, an oil inlet pipeline, an oil outlet pipeline, a ground outlet elbow, a ground inlet elbow and at least three curvature elbows, wherein,
The service cylinder is fixed on the ground, and the cylinder wall at one side of the service cylinder is connected with the oil inlet pipeline;
the outlet end of the service barrel, the ground outlet elbow, the ground inlet elbow and each curvature elbow are sequentially connected through the oil outlet pipeline, and the ground inlet elbow and each curvature elbow are buried underground;
the curvature of each curvature elbow is more than or equal to three times of the diameter of the oil outlet pipeline.
Further, the service barrel includes: the sliding saddle is arranged on one side of the body and is fixed on a foundation, and the foundation is fixed on the ground.
Further, each sliding saddle comprises a supporting leg and a fixing plate which are connected, the supporting legs are connected with the body, the fixing plate is provided with a long strip hole along the length direction of the service barrel, and the bolt movably penetrates through the long strip hole and the through hole formed in the foundation.
Further, the number of the strip holes is at least one.
Further, the system further comprises: the first valve is connected between the outlet end of the service cylinder and the ground elbow through an oil outlet pipeline.
Further, the system further comprises: and the second valve is arranged on the oil inlet pipeline and is close to the outlet end of the service barrel.
Further, the system further comprises: the oil inlet pipeline is connected with the oil outlet pipeline through the standby pipeline.
Further, the oil inlet pipeline is connected with the main pipeline, and the oil outlet pipeline is connected with the long-distance pipeline.
The technical scheme provided by the embodiment of the invention has the beneficial effects that:
According to the service barrel station inlet and outlet pipeline arrangement system provided by the embodiment of the invention, the service barrel is fixed on the ground, so that one side barrel wall of the service barrel is connected with the oil inlet pipeline, petroleum or natural gas can flow into the service barrel conveniently, the outlet end of the service barrel, the ground outlet elbow, the ground inlet elbow and each curvature elbow are connected sequentially through the oil outlet pipeline, the ground inlet elbow and each curvature elbow are ensured to be buried underground, the curvature of each curvature elbow is more than or equal to three times of the diameter of the oil outlet pipeline, and the system can absorb thermal expansion deformation of the oil outlet pipeline buried underground by utilizing elastic deformation of the curvature elbow, so that the anchoring pier in the prior art is replaced, the operation safety of the service barrel station inlet and outlet pipeline is ensured, and the construction cost is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view of a service barrel station pipeline arrangement system according to an embodiment of the present invention;
Fig. 2 is a schematic front view of a service barrel in-out station pipeline arrangement system according to an embodiment of the present invention;
fig. 3 is a schematic cross-sectional view taken along line A-A in fig. 2.
Reference numerals in the drawings are respectively expressed as:
1. A service barrel;
101. An outlet end;
102. A body;
103. a sliding saddle;
1031. support legs;
1032. A fixing plate;
10321. a slit hole;
104. a pipe orifice;
2. an oil feed line;
3. An oil outlet line;
4. A ground outlet elbow;
5. an earth inlet elbow;
6. Curvature elbow;
7. A bolt;
8. a first valve;
9. a second valve;
10. a spare line;
11. And a third valve.
Detailed Description
In order to make the technical scheme and advantages of the present invention more apparent, embodiments of the present invention will be described in further detail with reference to the accompanying drawings.
The embodiment of the invention provides a service barrel station inlet and outlet pipeline arrangement system, the three-dimensional structure schematic diagram of which is shown in figure 1, the system comprises: the device comprises a service barrel 1, an oil inlet pipeline 2, an oil outlet pipeline 3, a ground outlet elbow 4, a ground inlet elbow 5 and at least three curvature elbows 6.
Wherein, the service cylinder 1 is fixed on the ground (not shown in the figure), and the cylinder wall at one side of the service cylinder 1 is connected with the oil inlet pipeline 2;
the outlet end 101 of the service cylinder 1, the ground outlet elbow 4, the ground inlet elbow 5 and each curvature elbow 6 are connected sequentially through the oil outlet pipeline 3, and the ground inlet elbow 5 and each curvature elbow 6 are buried underground;
The curvature of each curvature elbow 6 is more than or equal to three times of the pipe diameter of the oil outlet pipeline 3.
Therefore, the service barrel in-out station pipeline arrangement system of the embodiment of the invention ensures that the barrel wall on one side of the service barrel 1 is connected with the oil inlet pipeline 2 by fixing the service barrel 1 on the ground, so that petroleum or natural gas can flow into the service barrel 1 conveniently, the outlet end 101 of the service barrel 1, the ground elbow 4, the ground elbow 5 and each curvature elbow 6 are connected sequentially through the oil outlet pipeline 3, the ground elbow 5 and each curvature elbow 6 are buried underground, the curvature of each curvature elbow 6 is greater than or equal to three times of the pipe diameter of the oil outlet pipeline 3, and the system can utilize the elastic deformation of the curvature elbow 6 to absorb the thermal expansion deformation of the oil outlet pipeline 3 buried underground, thereby replacing an anchor pier in the prior art, not only ensuring the running safety of the service barrel in-out station pipeline, but also reducing the construction cost.
The following describes a service barrel in-out pipeline arrangement system according to an embodiment of the present invention:
For the service barrel 1, the service barrel 1 is used for transmitting and receiving a pipe cleaner, and the pipe cleaner is used for cleaning wax, oil and scale before and after pipeline delivery, and belongs to basic components of the embodiment of the invention.
In order to facilitate communication with the oil inlet pipeline 2, a pipe orifice 105 is formed in the wall of one side of the service barrel 1, as shown in fig. 2, so that the pipe orifice of the oil inlet pipeline 2 can be aligned with the pipe orifice 105, and communication between the service barrel 1 and the oil inlet pipeline 2 is facilitated.
For the specific structure of the service barrel 1, the service barrel 1 includes: a body 102 and at least one sliding saddle 103, the sliding saddle 103 being arranged on one side of the body 102 and being fixed to a foundation (not shown in the figures) which is fixed to the ground, as shown in fig. 2.
It should be noted that the foundation may be made of cement concrete or hard stone to support and fix.
So set up, be convenient for serve a ball section of thick bamboo 1's support is fixed, simultaneously, does not influence serve a ball function of a ball section of thick bamboo 1.
Further, each sliding saddle 103 includes a supporting leg 1031 and a fixing plate 1032, the supporting leg 1031 is connected with the body 102, as shown in fig. 2, and the supporting leg 1031 may be a T-shaped supporting leg, as shown in fig. 3, the fixing plate 1032 is provided with a long strip hole 10321 along the length direction of the service barrel 1, and the bolt 7 movably penetrates the long strip hole 10321 and a through hole (not shown in the figure) provided on the foundation, as shown in fig. 3.
So arranged, the body 102 and the fixing plate 1032 can be fixedly connected by the support legs 1031; the sliding saddle 103 is fixedly arranged on a foundation through the fixing plate 1032, and is further fixed on the ground; through set up rectangular hole 10321 along service cylinder 1 length direction on fixed plate 1032, bolt 7 movably runs through rectangular hole 10321 and the through-hole of seting up on the basis for slide saddle 103 can carry out the removal of certain distance along service cylinder 1 length direction, plays the thermal expansion thrust of buffering absorption buried underground oil outlet pipeline 3, works together with curvature elbow 6, realizes the substitution to the anchor mound.
For the elongated holes 10321, at least one elongated hole 10321 may be provided, so that the sliding saddle 103 slides more smoothly.
For example, in the embodiment of the present invention, the service barrel 1 includes a body 102 and two sliding saddles 103, the two sliding saddles 103 are disposed on the same side of the body 102, as shown in fig. 2, the supporting legs 1031 of the two sliding saddles 103 are symmetrically disposed, two parallel elongated holes 10321 are formed on the fixing plate 1032 of each sliding saddle 103, and a bolt 7 is correspondingly disposed in each elongated hole 10321, as shown in fig. 3.
Further, when the service barrel 1 is a large caliber service barrel, the system further includes: a bracket (not shown in the figure) is fixed on the ground, supports the service cylinder 1, and plays a role in supporting and fixing the service cylinder 1.
For the curvature elbow 6, the curvature elbow 6 is a key component of the embodiment of the present invention, because the elastic deformation of the curvature elbow 6 absorbs the thermal expansion deformation of the oil outlet pipeline 3 buried underground, and the replacement of the anchor pier is realized.
The curvature elbow 6 is a large curvature radius elbow, the curvature is greater than or equal to three times of the pipe diameter of the oil outlet pipeline 3, and the curvature of each curvature elbow 6 can be the same or different, so long as the curvature of each curvature elbow 6 is ensured to be greater than or equal to three times of the pipe diameter of the oil outlet pipeline 3, and the curvature elbow is not particularly limited in the embodiment of the invention.
Meanwhile, the curvature elbows 6 are made of rigid materials, and two ends of each curvature elbow 6 are connected through the oil outlet pipeline 3, as shown in fig. 1.
In the number arrangement, the number of the curvature elbows 6 is at least three, and the number can be increased or reduced according to the construction requirement of the actual site, for example, when the pipe diameter of the oil outlet pipeline 3 is large and the oil outlet pipeline is buried deeply, the number of the curvature elbows 6 needs to be increased appropriately.
For example, the number of curvature bends 6 may be three, as shown in fig. 1.
For the outgoing elbow 4 and the incoming elbow 5, the outgoing elbow 4 and the incoming elbow 5 are arranged to facilitate the change of the extension direction of the oil outlet pipeline 3, so that the curvature elbow 6 and the subsequent long-distance pipeline can be buried underground.
For the oil feed line 2, the oil feed line 2 may be connected to a main line, facilitating the inflow of oil or gas from the main line into the oil feed line 2.
For the oil outlet pipeline 3, the oil outlet pipeline 3 is connected with a long-distance pipeline, so that oil or natural gas can flow out of the oil outlet pipeline 3, flow into the long-distance pipeline and then be conveyed to each station factory.
On the basis, in order to realize the safe operation of the system, on the one hand, the system also comprises: the first valve 8, the first valve 8 is connected between the outlet end 101 of the service barrel 1 and the outlet elbow 4 through the flowline 3, as shown in fig. 1.
By providing the first valve 8, an operator can control whether oil or gas flows into the oil outlet line 3 through the first valve 8.
In another aspect, the system further comprises: a second valve 9, the second valve 9 being arranged on the oil feed line 2 and close to the outlet end 101 of the service barrel 1, as shown in fig. 1.
By providing the second valve 9, the operator can control whether oil or gas flows from the main line into the service barrel 1 through the second valve 9.
Further, if the pipeline does not need to be subjected to paraffin removal, oil sweeping, descaling and the like after production, oil or natural gas can directly flow into the oil outlet pipeline 3 from the oil inlet pipeline 2 without passing through the service barrel 1.
To achieve this object, a service barrel entry and exit pipeline arrangement system of an embodiment of the present invention further includes: a reserve line 10 and a third valve 11 provided on the reserve line 10, and the oil inlet line 2 and the oil outlet line 3 are connected through the reserve line 10, as shown in fig. 1.
So arranged, when the first valve 8 and the second valve 9 are closed, oil or gas can be made to directly enter the oil outlet pipeline 3 from the oil inlet pipeline 2 without passing through the service ball 1 by opening the third valve 11; when oil or gas needs to pass through the service barrel 1, the first valve 8 and the second valve 9 can be opened, and the third valve 11 can be closed, so that oil or gas directly flows into the service barrel 1 without passing through the standby pipeline 10.
For the connection relation in the service barrel station inlet and outlet pipeline arrangement system of the embodiment of the invention, except for the fixing plate 1032 which is fixed with the foundation through the bolts 7, the contact fixing between the bracket and the service barrel 1 is realized, and the contact fixing between the foundation and the ground is realized, other parts are all welded, so that the connection compactness is ensured, and the resource waste and the environmental pollution caused by the inexact connection are prevented.
In the use process of the site, the oil inlet pipeline 2 is only required to be connected with the main pipeline in a welding way, and the oil outlet pipeline 3 is required to be connected with the long-distance pipeline in a welding way.
When the ball is required to be launched by the ball launching barrel 1, the ball is put into the ball launching barrel 1, so that the ball can be launched conveniently, accurately, quickly and safely.
The foregoing description is only for the convenience of those skilled in the art to understand the technical solution of the present invention, and is not intended to limit the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (2)
1. A service barrel access line arrangement system, the system comprising: the ball serving cylinder (1), an oil inlet pipeline (2), an oil outlet pipeline (3), a ground outlet elbow (4), a ground inlet elbow (5), at least three curvature elbows (6), a first valve (8), a second valve (9), a standby pipeline (10) and a third valve (11), wherein,
The ball serving cylinder (1) is fixed on the ground, and the cylinder wall at one side of the ball serving cylinder (1) is connected with the oil inlet pipeline (2);
The service barrel (1) comprises: a body (102) and at least one sliding saddle (103), said sliding saddle (103) being arranged on one side of said body (102) and fixed on a foundation fixed on said ground; each sliding saddle (103) comprises a T-shaped supporting leg (1031) and a fixed plate (1032) which are connected, the T-shaped supporting legs (1031) are connected with the body (102), the fixed plate (1032) is provided with at least one strip hole (10321) along the length direction of the ball serving cylinder (1), and a bolt (7) movably penetrates through the strip hole (10321) and a through hole formed in the foundation;
The outlet end (101) of the ball serving barrel (1), the ground outlet elbow (4), the ground inlet elbow (5) and each curvature elbow (6) are connected through the oil outlet pipeline (3) in sequence, and the ground inlet elbow (5) and each curvature elbow (6) are buried underground;
The curvature of each curvature elbow (6) is more than or equal to three times of the pipe diameter of the oil outlet pipeline (3), and the curvature elbow (6) is made of rigid materials;
The first valve (8) is connected between the outlet end (101) of the service cylinder (1) and the ground outlet elbow (4) through an oil outlet pipeline (3) so as to control whether petroleum or natural gas flows into the oil outlet pipeline (3) through the first valve (8);
the second valve (9) is arranged on the oil inlet pipeline (2) and is close to the outlet end (101) of the service barrel (1) so as to control whether oil or natural gas flows into the service barrel (1) from a main pipeline through the second valve (9);
The third valve (11) is arranged on the standby pipeline (10), and the oil inlet pipeline (2) and the oil outlet pipeline (3) are connected through the standby pipeline (10).
2. A service barrel access line arrangement according to claim 1, characterized in that the oil inlet line (2) is connected to a main line and the oil outlet line (3) is connected to a long delivery line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810398278.7A CN110410670B (en) | 2018-04-28 | 2018-04-28 | Service barrel station pipeline arrangement system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810398278.7A CN110410670B (en) | 2018-04-28 | 2018-04-28 | Service barrel station pipeline arrangement system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110410670A CN110410670A (en) | 2019-11-05 |
| CN110410670B true CN110410670B (en) | 2024-07-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810398278.7A Active CN110410670B (en) | 2018-04-28 | 2018-04-28 | Service barrel station pipeline arrangement system |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113319078B (en) * | 2020-06-28 | 2022-05-20 | 中国海洋石油集团有限公司 | Automatic pigging ball emitter and automatic pigging method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208331784U (en) * | 2018-04-28 | 2019-01-04 | 中国石油天然气集团有限公司 | A kind of service cylinder pipeline laying system out of the station |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101024223A (en) * | 2006-02-21 | 2007-08-29 | 沈阳仪表科学研究院 | Ball-collecting device of pipe clearing device |
| CN102811931A (en) * | 2010-02-07 | 2012-12-05 | 伊恩·多伊格 | pipeline system |
| NO331411B1 (en) * | 2010-05-19 | 2011-12-19 | Apply Nemo As | Device for sending spikes |
| CN204879252U (en) * | 2015-09-01 | 2015-12-16 | 四川科宏石油天然气工程有限公司 | Pipeline pigging device |
| CN206409820U (en) * | 2017-01-04 | 2017-08-15 | 中国海洋石油总公司 | A kind of portable combined ocean platform barrel of sending and receiving the ball |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208331784U (en) * | 2018-04-28 | 2019-01-04 | 中国石油天然气集团有限公司 | A kind of service cylinder pipeline laying system out of the station |
Non-Patent Citations (1)
| Title |
|---|
| 集气站内发球筒位移减缓方案比选;王晓丹;李长俊;冯斐斐;彭方宇;油气储运;20150331;第34卷(第3期);336-339 * |
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| CN110410670A (en) | 2019-11-05 |
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