CN106186135A - Waste sulfuric acid containing chlorine dechlorination apparatus - Google Patents
Waste sulfuric acid containing chlorine dechlorination apparatus Download PDFInfo
- Publication number
- CN106186135A CN106186135A CN201610763908.7A CN201610763908A CN106186135A CN 106186135 A CN106186135 A CN 106186135A CN 201610763908 A CN201610763908 A CN 201610763908A CN 106186135 A CN106186135 A CN 106186135A
- Authority
- CN
- China
- Prior art keywords
- separating still
- knockout tower
- inlet
- sulfuric acid
- waste sulfuric
- 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.)
- Pending
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title claims abstract description 53
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 title claims abstract description 49
- 239000000460 chlorine Substances 0.000 title claims abstract description 49
- 229910052801 chlorine Inorganic materials 0.000 title claims abstract description 49
- 238000006298 dechlorination reaction Methods 0.000 title claims abstract description 31
- 239000002699 waste material Substances 0.000 title claims abstract description 23
- 239000002253 acid Substances 0.000 claims abstract description 40
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 238000012856 packing Methods 0.000 claims abstract description 8
- 238000010521 absorption reaction Methods 0.000 claims abstract description 5
- 238000012546 transfer Methods 0.000 claims abstract description 5
- 238000001914 filtration Methods 0.000 claims abstract description 4
- 239000000945 filler Substances 0.000 claims description 15
- 238000009826 distribution Methods 0.000 claims description 12
- 239000000919 ceramic Substances 0.000 claims description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 229910002804 graphite Inorganic materials 0.000 claims description 7
- 239000010439 graphite Substances 0.000 claims description 7
- 230000004907 flux Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 229910052573 porcelain Inorganic materials 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 239000001117 sulphuric acid Substances 0.000 description 5
- 235000011149 sulphuric acid Nutrition 0.000 description 5
- 210000004027 cell Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910000975 Carbon steel Inorganic materials 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- 239000010962 carbon steel Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 235000011121 sodium hydroxide Nutrition 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- BZSXEZOLBIJVQK-UHFFFAOYSA-N 2-methylsulfonylbenzoic acid Chemical compound CS(=O)(=O)C1=CC=CC=C1C(O)=O BZSXEZOLBIJVQK-UHFFFAOYSA-N 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 210000002583 cell-derived microparticle Anatomy 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- -1 tantalum materials Chemical class 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/90—Separation; Purification
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/12—Halogens or halogen-containing compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The present invention gives a kind of waste sulfuric acid containing chlorine dechlorination apparatus, including knockout tower and separating still；Knockout tower has air vent, acid inlet, compressed air inlet and liquid outlet, is additionally provided with packing area inside knockout tower；Separating still upper end has inlet, has circulation port bottom separating still, and separating still is additionally provided with mixing component, and the rotating shaft of mixing component is stretched in separating still, and agitator arm is fixedly mounted in rotating shaft；Knockout tower seals and is fixed on the upside of separating still, the liquid outlet of separating still inlet alignment knockout tower；Air vent is connected with outside absorption cell, constitutes the collection channel collecting chlorine；Circulation port is connected with the acid inlet of knockout tower by outside centrifugal pump, constitutes the transfer passage of circulating filtration chlorine；Circulation port is connected with outside spent acid collecting tank by outside centrifugal pump, constitutes the product channel of the complete spent acid of delivery of filtered.Having the beneficial effect that of this device is cheap for manufacturing cost, stable operation, operating cost are low, can realize effectively removing free chlorine.
Description
Technical field
The present invention relates to a kind of waste sulfuric acid containing chlorine dechlorination apparatus.
Background technology
During the postprocessing working procedures dry chlorine of production of caustic soda, the concentrated sulphuric acid of 98%, as desiccant, absorbs
Moisture therein and concentration reduce and form Waste Sulfuric Acid, have a small amount of chlorine to be absorbed in sulfuric acid solution simultaneously.Waste Sulfuric Acid concentration is
78～82%, the most chloride it is about 1000～2000PPm with free chlorine meter.In order to the recycling of spent acid is better achieved, need
Removing free chlorine therein, dechlorination equipment is the key realizing Waste Sulfuric Acid dechlorination.
The processing mode of at present waste sulfuric acid containing chlorine dechlorination mainly uses following several equipment: 1) use vacuum high-temperature distillation system
System, the free chlorine in removing sulphuric acid, improves acid concentration, it is achieved the recycling of acid simultaneously.This system is mainly by concentration kettle, boil again
Device, vacuum pump, tail gas tower etc. forms；2) simple air stripping equipment, adds Waste Sulfuric Acid in dechlorination still, then blows in Waste Sulfuric Acid
Enter compressed air mode, take away the chlorine of dissolving.
But the processing method of above several equipment is respectively present problems with: 1) although vacuum high-temperature Distallation systm can remove
Free chlorine therein, but equipment is many, system complex, the special resistant material of some needed, such as rare metals such as tantalum materials,
Equipment investment is high；Recovery system operates under high temperature, fine vacuum, gradually increases owing to sulphuric acid and free chlorine rise highly corrosive with temperature
By force, production is caused to be difficult to stable operation；Heating with middle pressure steam, energy consumption is high simultaneously, lacks economy.2) letter of dechlorination still is adopted
Singly blowing rest device, equipment investment is little, but removal efficiency is low, and free chlorine can not effectively remove, and the spent acid free chlorine after stripping contains
Amount height, does not reaches separation purpose.
Along with the expansion of Caustic soda scale, in order to save production cost, reduce environmental pollution, waste sulfuric acid containing chlorine dechlorination resource
It is imperative to recycle, and the problem such as operating cost with high investment, high and inferior separating effect of how avoiding dechlorination equipment is necessary
Solve.
Summary of the invention
The technical problem to be solved be to provide a kind of rational in infrastructure, can realize effectively removing the chloride of free chlorine
Waste Sulfuric Acid dechlorination apparatus.
For solving above-mentioned technical problem, the invention provides a kind of waste sulfuric acid containing chlorine dechlorination apparatus, including knockout tower and point
From still；
Knockout tower has air vent, acid inlet, compressed air inlet and liquid outlet the most successively, be in acid inlet with
It is provided with packing area inside the knockout tower in region between compressed air inlet；
Separating still upper end has the inlet communicated with inner space, has circulation port bottom separating still, on separating still also
Being provided with mixing component, mixing component at least includes rotating shaft and agitator arm, and rotating shaft is stretched in separating still, the fixing peace of agitator arm
It is contained in rotating shaft；
Knockout tower seals and is fixed on the upside of separating still, the liquid outlet of separating still inlet alignment knockout tower；
The air vent of knockout tower is connected with outside absorption cell, constitutes the collection channel collecting chlorine；
Circulation port bottom separating still is connected with the acid inlet of knockout tower by outside centrifugal pump, constitutes circulating filtration
The transfer passage of chlorine；
Circulation port bottom separating still is connected with outside spent acid collecting tank by outside centrifugal pump, constitutes and carried
Filter the product channel of complete spent acid.
After using such structure, this waste sulfuric acid containing chlorine dechlorination apparatus uses unitary design, compact conformation, leak point
Few, floor space is little, easy for installation；In the knockout tower of top, spent acid gravity flow enters in the kettle of lower end, has saved power consumption；Separate
In still, in gas phase, the free chlorine of effusion is easier to enter knockout tower discharge with compressed air, and separation efficiency is high.
Having the beneficial effect that of this waste sulfuric acid containing chlorine dechlorination apparatus is cheap for manufacturing cost, stable operation, operating cost are low, can
Realize effectively removing free chlorine.
For the clearer technology contents understanding the present invention, by this waste sulfuric acid containing chlorine dechlorination apparatus, referred to as this takes off below
Chlorine device.
The separating still sidewall of this dechlorination apparatus and bottom are externally provided with heat exchange jacket, and heat exchange jacket is provided with recirculated water and steam
Inlet and outlet；After using such structure, in tower reactor, it is not provided with heat exchange coil, uses separating still peripheral hardware displacement thermal jacket mode
To material-heat-exchanging, it is to avoid the problem that internal heat exchange tubes corrosion-vulnerable is revealed.
The knockout tower inner wall sealing of this dechlorination apparatus is fixed with distributor, is provided with cavity and one end is provided with out inside distributor
Mouthful, the opening of distributor overlaps with the acid inlet of knockout tower, and the sidewall of distributor has some distribution holes, distribution hole connection point
From the cavity of tower inner chamber Yu distributor, described distribution hole sectional area sum is less than feed pipe sectional area；After using such structure,
Spent acid sprays from distributor distribution hole and goes out, and increases the contact area of spent acid and air, makes the free chlorine in spent acid be easier to
Effusion.
The packing area of this dechlorination apparatus includes the ceramic raschig rings filler on top and the graphite block filler of bottom, graphite block hole
Flux is more than ceramic raschig rings filler flux；After using such structure, use ceramic raschig rings filler in knockout tower, sulphuric acid by
During upper and lower flowing, being uniformly distributed in ceramic ring surface, significantly increase chlorine effusion area, the air of reverse flow will ease
Go out chlorine to take away.Handled waste sulfuric acid containing chlorine has the strongest corrosivity and oxidisability, and filler has the corrosion-resistant and resistance to of excellence
Oxidisability, relative to other noble metal fillers, has cheap, good separating effect, uses the advantages such as stable.
The separating still top of this dechlorination apparatus also has temperature-measuring port；After using such structure, it is convenient for measuring separating still
Internal temperature.
The mixing component of this dechlorination apparatus also includes that motor and decelerator, motor and decelerator are all fixedly connected on separating still
Upside, the rotor of motor is connected with the power shaft of decelerator, and the output shaft of decelerator is connected with rotating shaft, and rotating shaft passes from upside
Separating still still wall stretches in separating still.
Accompanying drawing explanation
Fig. 1 is the structural representation of this dechlorination apparatus embodiment.
Fig. 2 is this dechlorination apparatus embodiment separating still and the top view of heat exchange jacket.
Fig. 3 is the structural representation of this dechlorination apparatus embodiment distributor.
Detailed description of the invention
As shown in Figures 1 to 3
This dechlorination apparatus includes knockout tower 1, separating still 2 and heat exchange jacket 4.
Knockout tower 1 is generally cylindrical, and knockout tower 1 ectosome uses carbon steel material, makes tower body have intensity height, low cost, easy
The features such as welding production, knockout tower 1 liner uses acid-proof ceramic tile, has excellent corrosion resistance, oxidative resistance, both ensure that and set
Standby uses requirement steadily in the long term, has again the feature such as low cost, easy making.
Knockout tower 1 has air vent 11, acid inlet 12, compressed air inlet 13 and liquid outlet 14 the most successively, row
QI KOU 11 is located at knockout tower 1 top.
Being in acid inlet 12 position in knockout tower 1 and be welded with distributor 15, distributor 15 is propped up by tetrafluoro supervisor 15a and three
Pipe 15b forms.Arm 15b inserts in tetrafluoro supervisor 15a, and communicates, at the bottom of pipe inside tetrafluoro supervisor 15a and three arm 15b
Portion opens both sides distribution hole 15c, and perforated area is more than arm 15b distribution hole 15c, and the joint face between pipe uses PFA welding, tetrafluoro master
Pipe 15a one end open, tetrafluoro supervisor's 15a other end is provided with plug, and is strengthened by cross pin and weld, and above measure ensures
The intensity of all sealing surfaces of distributor 15, it is ensured that the Long-Term Properties of distributor 15 and good distributed effect, tetrafluoro master
The opening of pipe 15a is corresponding with acid inlet 12 to be communicated, and double distribution hole 15c is opened in tetrafluoro supervisor 15a and 45 °, arm 15b bottom, distribution
Hole 15c sectional area sum is less than feed pipe sectional area.
It is in the internal packing area that is provided with of knockout tower 1 in region between acid inlet 12 and compressed air inlet 13, packing area bag
Include the ceramic raschig rings filler 16a on top and the graphite block filler 16b of bottom, ceramic raschig rings filler 16a be highly 1.8 meters,
Graphite block hole flux is more than ceramic raschig rings filler 16a flux, when sulphuric acid from top to bottom flows, is uniformly distributed in ceramic ring table
Face, significantly increases chlorine effusion area, and the air of reverse flow will escape out chlorine and takes away.
Outside compressed air is entered in knockout tower 1 by compressed air inlet 13.
Liquid outlet 14 is located at the bottom of knockout tower 1.
Separating still 2 is upper and lower for ellipse head, and middle part is circular cylinder body, a diameter of 2 meters～3 meters, and material is that carbon steel liner is warded off
Porcelain, separating still 2 upper end has the inlet 21 communicated with inner space, has circulation port 22, on separating still 2 bottom separating still 2
Portion also has temperature-measuring port 23.
Being additionally provided with mixing component on separating still 2, mixing component includes motor 31, decelerator 32, rotating shaft 33 and paddle
Wheel 34, motor 31 and decelerator 32 are fixed on the input of the upside of separating still 2, the rotor of motor 31 and decelerator 32 by support
Axle is connected, and the output shaft of decelerator 32 is connected with rotating shaft 33, and rotating shaft 33 is stretched in separating still 2 from upside through separating still 2 still wall,
Multiple agitator arms 34 are divided into two-layer to be arranged in rotating shaft 33, and stirrer paddle is enamel material.
Knockout tower 1 seals and is fixed on the upside of separating still 2 by flange, and knockout tower 1 bottom liquid outlet 14 is directed on separating still 2
Portion's inlet 21, joint face uses elastic teflon gasket to seal.
Described separating still 2 sidewall and bottom are externally provided with heat exchange jacket 4, and heat exchange jacket 4 is provided with recirculated water and steam enters
Mouth and outlet, be not provided with heat exchange coil in tower reactor, uses tower reactor peripheral hardware displacement thermal jacket 4 mode to material-heat-exchanging, it is to avoid in
The problem that portion's heat exchanger tube corrosion-vulnerable is revealed.
The air vent 11 of knockout tower 1 is connected with outside absorption cell, constitutes the collection channel collecting chlorine.
Circulation port 22 bottom separating still 2 is connected with the acid inlet 12 of knockout tower 1 by outside centrifugal pump, and composition is followed
Ring filters the transfer passage of chlorine.
Circulation port 22 bottom separating still 2 is connected with outside spent acid collecting tank by outside centrifugal pump, constitutes defeated
Pass through the product channel filtering complete spent acid.
During use, first inject in separating still 2 and a certain amount of do not filter spent acid, be then turned on mixing component, make in spent acid
Part chlorine escapes, and is delivered to by the acid inlet 12 of the pump by centrifugation of the spent acid in separating still 2 and knockout tower 1 point by transfer passage
In cloth device 15, and spent acid is discharged from the distribution hole 15c of distributor 15；
The spent acid action of gravity discharging distributor 15 falls to packing area, ceramic raschig rings filler 16a and graphite block successively
Filler 16b, coordinates the compressed air entered from compressed air inlet 13, and free chlorine is easier to enter knockout tower 1 with compressed air
Discharging, final spent acid is back flowed back in separating still 2 by liquid outlet 14, so circulates, until the chlorine in spent acid escapes completely,
The spent acid filtered is delivered in the collecting tank of outside by product channel.
In the process, the air containing chlorine is delivered in the absorption cell of outside by collection channel, is used for producing time
Sodium chlorate.
It addition, knockout tower 1 sidewall correspondence distributor 15 position also has manhole 17, arranging on manhole 17 can folding close
Seal up a door, be used for keeping in repair and change distributor 15.
Above-described is only one embodiment of the present invention, it is noted that for those of ordinary skill in the art
For, under the premise without departing from the principles of the invention, it is also possible to make some modification and improvement, these also should be regarded as belonging to this
Bright protection domain.
Claims (6)
1. a waste sulfuric acid containing chlorine dechlorination apparatus, is characterized by: include knockout tower and separating still；
Knockout tower has air vent, acid inlet, compressed air inlet and liquid outlet the most successively, is in acid inlet and compression
It is provided with packing area inside the knockout tower in region between air intlet；
Separating still upper end has the inlet communicated with inner space, has circulation port, separating still also sets up bottom separating still
Having mixing component, mixing component at least includes rotating shaft and agitator arm, and rotating shaft is stretched in separating still, and agitator arm is fixedly mounted on
In rotating shaft；
Knockout tower seals and is fixed on the upside of separating still, the liquid outlet of separating still inlet alignment knockout tower；
The air vent of knockout tower is connected with outside absorption cell, constitutes the collection channel collecting chlorine；
Circulation port bottom separating still is connected with the acid inlet of knockout tower by outside centrifugal pump, constitutes circulating filtration chlorine
Transfer passage；
Circulation port bottom separating still is connected with outside spent acid collecting tank by outside centrifugal pump, constitutes delivery of filtered complete
The product channel of full spent acid.
Waste sulfuric acid containing chlorine dechlorination apparatus the most according to claim 1, is characterized in that:
Described separating still sidewall and bottom are externally provided with heat exchange jacket, and heat exchange jacket is provided with recirculated water and steam inlet and goes out
Mouthful.
Waste sulfuric acid containing chlorine dechlorination apparatus the most according to claim 1, is characterized in that:
Described knockout tower inner wall sealing is fixed with distributor, is provided with cavity and one end is provided with opening, distributor inside distributor
Opening overlap with the acid inlet of knockout tower, the sidewall of distributor has some distribution holes, distribution hole connection knockout tower inner chamber
With the cavity of distributor, described distribution hole sectional area sum is less than feed pipe sectional area.
Waste sulfuric acid containing chlorine dechlorination apparatus the most according to claim 1, is characterized in that:
Described packing area includes the ceramic raschig rings filler on top and the graphite block filler of bottom, and graphite block hole flux is more than pottery
Porcelain Raschig ring filler flux.
Waste sulfuric acid containing chlorine dechlorination apparatus the most according to claim 1, is characterized in that:
Described separating still top also has temperature-measuring port.
Waste sulfuric acid containing chlorine dechlorination apparatus the most according to claim 1, is characterized in that:
Described mixing component also includes that motor and decelerator, motor and decelerator are all fixedly connected on the upside of separating still, electricity
The rotor of machine is connected with the power shaft of decelerator, and the output shaft of decelerator is connected with rotating shaft, and rotating shaft passes separating still still from upside
Wall stretches in separating still.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610763908.7A CN106186135A (en) | 2016-08-30 | 2016-08-30 | Waste sulfuric acid containing chlorine dechlorination apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610763908.7A CN106186135A (en) | 2016-08-30 | 2016-08-30 | Waste sulfuric acid containing chlorine dechlorination apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106186135A true CN106186135A (en) | 2016-12-07 |
Family
ID=58088163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610763908.7A Pending CN106186135A (en) | 2016-08-30 | 2016-08-30 | Waste sulfuric acid containing chlorine dechlorination apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106186135A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106943763A (en) * | 2017-03-29 | 2017-07-14 | 河南省化工研究所有限责任公司 | A kind of rectifier unit that waste liquid commercial recovery system is produced suitable for coal-ethylene glycol |
| CN108706557A (en) * | 2018-07-09 | 2018-10-26 | 陕西高科环保科技有限公司 | A kind of sulfur waste acid-restoring plant and its recovery method |
| CN110294461A (en) * | 2019-07-09 | 2019-10-01 | 浙江工程设计有限公司 | A kind of adjustable sulfuric acid dechlorination process and dechlorinator |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101367507A (en) * | 2007-08-17 | 2009-02-18 | 新疆石河子中发化工有限责任公司 | Gas removing, filtering and extracting method for waste sulphuric acid |
| CN202116328U (en) * | 2011-06-09 | 2012-01-18 | 沈阳派司钛设备有限公司 | Dechlorination tower for ionic membrane caustic soda device |
| CN104826364A (en) * | 2015-04-15 | 2015-08-12 | 聊城市鲁西化工工程设计有限责任公司 | Waste sulfuric acid dechlorination tower using air blowing technology, and waste sulfuric acid chlorine removal method |
| CN206457267U (en) * | 2016-08-30 | 2017-09-01 | 安徽八一化工股份有限公司 | Waste sulfuric acid containing chlorine dechlorination apparatus |
-
2016
- 2016-08-30 CN CN201610763908.7A patent/CN106186135A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101367507A (en) * | 2007-08-17 | 2009-02-18 | 新疆石河子中发化工有限责任公司 | Gas removing, filtering and extracting method for waste sulphuric acid |
| CN202116328U (en) * | 2011-06-09 | 2012-01-18 | 沈阳派司钛设备有限公司 | Dechlorination tower for ionic membrane caustic soda device |
| CN104826364A (en) * | 2015-04-15 | 2015-08-12 | 聊城市鲁西化工工程设计有限责任公司 | Waste sulfuric acid dechlorination tower using air blowing technology, and waste sulfuric acid chlorine removal method |
| CN206457267U (en) * | 2016-08-30 | 2017-09-01 | 安徽八一化工股份有限公司 | Waste sulfuric acid containing chlorine dechlorination apparatus |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106943763A (en) * | 2017-03-29 | 2017-07-14 | 河南省化工研究所有限责任公司 | A kind of rectifier unit that waste liquid commercial recovery system is produced suitable for coal-ethylene glycol |
| CN108706557A (en) * | 2018-07-09 | 2018-10-26 | 陕西高科环保科技有限公司 | A kind of sulfur waste acid-restoring plant and its recovery method |
| CN110294461A (en) * | 2019-07-09 | 2019-10-01 | 浙江工程设计有限公司 | A kind of adjustable sulfuric acid dechlorination process and dechlorinator |
| CN110294461B (en) * | 2019-07-09 | 2023-12-05 | 浙江工程设计有限公司 | Adjustable sulfuric acid dechlorination process and dechlorination tower |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106186135A (en) | Waste sulfuric acid containing chlorine dechlorination apparatus | |
| CN208553653U (en) | A kind of Horizental showering tower for pickling exhaust-gas treatment | |
| CN210522194U (en) | Graphite falling film absorber | |
| CN206457267U (en) | Waste sulfuric acid containing chlorine dechlorination apparatus | |
| CN214734505U (en) | Hydrogen production system | |
| TWI583827B (en) | Acid copper chloride spent etchant recycling apparatus and method thereof | |
| CN218478535U (en) | Hydrogen purification tower and water electrolysis hydrogen production system | |
| CN202107526U (en) | Circulation process system for producing phosphorus oxychloride by pure oxygen oxidation of phosphorus trichloride | |
| CN216694570U (en) | Energy-saving water heat exchanger | |
| CN207126357U (en) | A kind of waste gas purification environmental protection equipment | |
| CN212942055U (en) | Energy-saving dust removing equipment | |
| CN101306844B (en) | Amine removal device for waste water on top of DMF rectification column | |
| CN211190173U (en) | Derivative refining kettle | |
| CN207907204U (en) | Sulfuric acid low temperature thermal energy recovered steam generator | |
| CN202342934U (en) | Device for treating isopropylbenzene oxidized tail gas | |
| CN207259150U (en) | A kind of sodium hydrosulfite drying kettle | |
| CN217900555U (en) | Spraying heat recovery tower for oil field heating furnace | |
| CN205347579U (en) | Acid copper chloride etching waste liquor regeneration recovery plant | |
| CN217189607U (en) | Acid boiling tank for producing phthalocyanine blue B | |
| CN211739928U (en) | Safety device for utilizing condensed water in drying room | |
| CN206352984U (en) | Chlorine waste heat recovery device | |
| CN215568274U (en) | Corrosion-resistant filter valve | |
| CN218821782U (en) | Shell and tube heat exchanger | |
| CN204185441U (en) | Gas furnace interchanger | |
| CN220918186U (en) | Combined graphite concentrating tower |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Weiwei Inventor after: Han Chaokui Inventor after: Sun Yuefei Inventor before: Li Dechang Inventor before: Han Chaokui Inventor before: Chen Weiwei Inventor before: Qi Fang |
|
| COR | Change of bibliographic data | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161207 |
|
| RJ01 | Rejection of invention patent application after publication |