CN103721529B - Sulfur-containing compound gas cleaning device and method for gas purification - Google Patents
Sulfur-containing compound gas cleaning device and method for gas purification Download PDFInfo
- Publication number
- CN103721529B CN103721529B CN201410031404.7A CN201410031404A CN103721529B CN 103721529 B CN103721529 B CN 103721529B CN 201410031404 A CN201410031404 A CN 201410031404A CN 103721529 B CN103721529 B CN 103721529B
- Authority
- CN
- China
- Prior art keywords
- combined type
- purifying column
- type purifying
- sulfur
- containing compound
- 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
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 150000001875 compounds Chemical class 0.000 title claims abstract description 34
- 229910052717 sulfur Inorganic materials 0.000 title claims abstract description 33
- 239000011593 sulfur Substances 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000004140 cleaning Methods 0.000 title claims abstract description 17
- 238000000746 purification Methods 0.000 title claims abstract description 16
- 239000007788 liquid Substances 0.000 claims abstract description 35
- 230000008929 regeneration Effects 0.000 claims abstract description 34
- 238000011069 regeneration method Methods 0.000 claims abstract description 34
- 230000002000 scavenging effect Effects 0.000 claims abstract description 32
- 238000006243 chemical reaction Methods 0.000 claims abstract description 14
- 230000001172 regenerating effect Effects 0.000 claims abstract description 10
- 239000007921 spray Substances 0.000 claims abstract description 8
- 238000005108 dry cleaning Methods 0.000 claims abstract description 7
- 239000000945 filler Substances 0.000 claims abstract description 4
- 238000011049 filling Methods 0.000 claims abstract description 4
- 239000007787 solid Substances 0.000 claims description 11
- 239000005864 Sulphur Substances 0.000 claims description 9
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 6
- 238000005188 flotation Methods 0.000 claims description 6
- 239000006260 foam Substances 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- 239000008234 soft water Substances 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 230000011218 segmentation Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 39
- 239000000243 solution Substances 0.000 description 28
- 244000005700 microbiome Species 0.000 description 4
- 238000007084 catalytic combustion reaction Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000003463 adsorbent Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 150000003463 sulfur Chemical class 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241001134777 Sulfobacillus Species 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- DNJIEGIFACGWOD-UHFFFAOYSA-N ethanethiol Chemical compound CCS DNJIEGIFACGWOD-UHFFFAOYSA-N 0.000 description 1
- 238000001914 filtration Methods 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
- 239000007791 liquid phase Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The invention provides a kind of sulfur-containing compound gas cleaning device, comprise combined type purifying column, injector, regeneration tank, lautertuns and liquid pool, the arrival end of combined type purifying column connects total intake valve and flow gauge, top is provided with spray equipment and at tower built with filler, injector and regeneration tank is connected by supercharging regenerative pump bottom conversion zone, regeneration tank is provided with liquid level regulation device, and is communicated with the bottom breeze way of tower; Also be communicated with bottom breeze way by communicating pipe bottom the conversion zone of purifying column; Bottom breeze way is connected to the top of combined type purifying column through self-fractionating pump, the method for gas purification of this purifier is also provided, the filling surface of sulfur-containing compound gas in combined type purifying column spray with tower top end and under scavenging solution contact, purified gas is from the emptying of tower top end or enter dry cleaning tower and do advanced treating; Scavenging solution regeneration Posterior circle utilizes.This gas cleaning plant is simple to operate, and method for gas purification makes scavenging solution segmentation regenerate, and cost is low.
Description
Technical field
The present invention relates to a kind of gas cleaning plant and utilize the method for gas purification of this device, particularly a kind of sulfur-containing compound gas cleaning device and method for gas purification.
Background technology
The waste water of factory, in the process of carrying out Anaerobic Treatment, can produce the sulfur-containing compound gas of stench, if directly by evacuate air, not only pollute the environment, also can affect the healthy of employee, upsets the normal life of surrounding resident.Method of eliminating malodours from gases conventional at present has physisorphtion, Production by Catalytic Combustion Process, microorganism treatment etc.
Physisorphtion: adopt the adsorbent such as active carbon to carry out physical absorption to sulfur-containing compound gas, this method is simple to operate, and equipment investment is little, but exist adsorption capacity little, need to regularly replace adsorbent, the high deficiency of operating cost.
Production by Catalytic Combustion Process: in catalytic combustion system, by catalyst made from platonic catalytic elimination sulfur-containing compound gas or by sulfur-containing compound gas combustion process under certain temperature and pressure, then absorbs the SO in combustion tail gas with solution absorbent
2and CO
2, then the respective components in being disposed of sewage by interpolation oxidant.The sulphides burn product S O produced in these two kinds of modes
2still there is corrosivity and contaminative, there is potential safety hazard, and waste gas pollution control and treatment investment is large.
Microorganism treatment: the vital movement purification of sulphur-containing chemical compound gas utilizing the microorganism such as Sulfobacillus in biological purification tower, but at present microorganism treatment is also in the initial stage of research application, fundamental research and industrialization technology also need constantly perfect, this method is only applicable to source of the gas and stablizes, the low and little situation that fluctuates of sulfur-containing compound content; And installation cost is higher, need nutrient turnover liquid, and require that system automation degree is high, need operating personnel to have higher quality just can carry out production operation and management.
Summary of the invention
The object of the present invention is to provide a kind of simple to operate, treatment effect good and the sulfur-containing compound gas cleaning device that scavenging solution reusable edible, cost are low and method for gas purification.
For achieving the above object, technical scheme provided by the invention is: a kind of sulfur-containing compound gas cleaning device, comprise combined type purifying column, injector, regeneration tank, lautertuns and liquid pool, the arrival end of described combined type purifying column connects total intake valve and flow gauge, top is provided with spray equipment and at tower built with filler, injector and regeneration tank is connected by supercharging regenerative pump bottom the conversion zone of combined type purifying column, described regeneration tank is provided with liquid level regulation device, and is communicated with the bottom breeze way of combined type purifying column by liquid level regulation device; Also be communicated with bottom breeze way by communicating pipe bottom the conversion zone of described combined type purifying column; Bottom described combined type purifying column, breeze way is connected to the top of combined type purifying column through self-fractionating pump.
Preferably, described combined type purifying column top is provided with blast pipe, installing gas detector on described blast pipe, gas detecting instrument connection control system; Described blast pipe is arranged the first valve to communicate with the external world, the first valve is connected with control system; Described blast pipe is arranged the second valve and connect dry cleaning tower, the second valve is connected with control system.
Preferably, described regeneration tank connects lautertuns by overflow gallery pipe, is communicated with bottom lautertuns with described liquid pool, and liquid pool is provided with dosing pump and is connected to the top of combined type purifying column through dosing pump, self-fractionating pump.
Preferably, described liquid pool is equipped with soft water and solid purificant.
Preferably, described supercharging regenerative pump adopts two parallel waies.
Preferably, described self-fractionating pump adopts two parallel waies.
Utilize the method for gas purification of sulfur-containing compound gas cleaning device described above, the filling surface of described sulfur-containing compound gas in combined type purifying column spray with tower top end and under scavenging solution contact, purified gas is from the emptying of tower top end or enter dry cleaning tower and do advanced treating; Flow through after supercharging regenerative pump is increased to 0.4-0.6MPa bottom the conversion zone of the scavenging solution absorbing sulfur-containing compound by combined type purifying column, negative pressure can be produced in injector import department when passing through at a high speed the throat of injector, suck outside air, enter regeneration tank after scavenging solution mixes with air, the scavenging solution after regeneration carries out by liquid level regulation device the bottom breeze way flowing into combined type purifying column after liquid level regulates; Bottom the conversion zone of combined type purifying column, remaining scavenging solution is by entering bottom breeze way communicating pipe, mixes, flow through the top that self-fractionating pump enters combined type purifying column, realize recycling of scavenging solution by bottom breeze way with the scavenging solution after regeneration.
Preferably, described sulfur-containing compound changes the elemental sulfur or sulfide solid particle that are easy to flotation in regeneration tank by oxidation reaction, the distribution orifice of air bottom regeneration tank sucked is separated into tiny bubble, bubble becomes sulphur foam carry out flotation to elemental sulfur or sulfide solid particle in uphill process after, and enters lautertuns by overflow gallery pipe; The scavenging solution that sulphur foam is brought into flows out and enters liquid pool bottom lautertuns, is sent back to the top of combined type purifying column again, recycle from the solution of liquid pool outflow by dosing pump, self-fractionating pump.
Preferably, described liquid pool will pass into air simultaneously and stir solution through steam heated.
A technical scheme tool in technique scheme has the following advantages or beneficial effect: this sulfur-containing compound gas cleaning device is simple to operate, and treatment effect is good; Method for gas purification makes scavenging solution segmentation regenerate, and has recyclable byproduct, scavenging solution reusable edible, cost is low, the feature of environmental protection is good feature.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, simple introduction is done below by the accompanying drawing used required in embodiment or description of the prior art, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Accompanying drawing 1 is the structural representation of embodiment of the present invention device.
Detailed description of the invention
Below by specific embodiment, the present invention is further illustrated.
As shown in Figure 1, sulfur-containing compound gas cleaning device, comprise combined type purifying column 3, injector 8, regeneration tank 9, lautertuns 14 and liquid pool 15, the arrival end of combined type purifying column 3 connects total intake valve 1 and flow gauge 2, top is provided with spray equipment and at tower built with filler, and top is provided with blast pipe, installing gas detector 17 on blast pipe, gas detecting instrument 17 connection control system 18; Blast pipe is arranged the first valve 4 to communicate with the external world, the first valve 4 is connected with control system 18; Blast pipe is arranged the second valve 5 to connect dry cleaning tower 6, second valve 5 and be also connected with control system 18.Connect injector 8 and regeneration tank 9 by supercharging regenerative pump 7 bottom the conversion zone of combined type purifying column 3, regeneration tank 9 is provided with liquid level regulation device 10, and is communicated with the bottom breeze way of combined type purifying column 3 by liquid level regulation device 10; Also by being communicated with bottom breeze way communicating pipe 11 bottom the conversion zone of combined type purifying column 3; Bottom combined type purifying column 3, breeze way is connected to the top of combined type purifying column 3 through self-fractionating pump 12.Supercharging regenerative pump 7, self-fractionating pump 12 adopt two parallel waies, realize a preparation and a use.Regeneration tank 9 connects lautertuns 14 by overflow gallery pipe, and be communicated with liquid pool 15 bottom lautertuns 14, liquid pool 15 is equipped with soft water and solid purificant, is also provided with dosing pump 16 and is connected to the top of combined type purifying column 3 through dosing pump 16, self-fractionating pump 12.
Utilize the method for gas purification of this sulfur-containing compound gas cleaning device, as shown in Figure 1, sulfur-containing compound gas is by entering combined type purifying column 3 through inflow-rate of water turbine meter 2 after the total intake valve 1 of system, filling surface in combined type purifying column 3 spray with tower top end and under scavenging solution contact, sulfur-containing compound transfer enters liquid phase, and purified gas is discharged from tower top end by blast pipe; The gas concentration signal of telecommunication of Real-time Collection is fed back to coupled control system 18 by gas detecting instrument 17, when the national qualified discharge that purified gas reaches setting requires, control system 18 sends instruction and is closed by the second valve 5, and the first valve 4 is opened, by purified gas emptying; When the national qualified discharge that the tolerance appearance fluctuation of source of the gas or the constituent content of sulfur-containing compound occur fluctuating by a relatively large margin and make combined type purifying column cannot reach setting requires, control system 18 sends instruction and is closed by the first valve 4, open the second valve 5, make the gas through coagulation enter dry cleaning tower 6 and make further advanced treating, the emptying again of treated qualified gas.
Flow through after supercharging regenerative pump is increased to 0.4-0.6MPa7 bottom the conversion zone of the scavenging solution absorbing sulfur-containing compound by combined type purifying column 3, negative pressure can be produced in injector 8 import department when passing through at a high speed the throat of injector 8, suck outside air, regeneration tank 9 is entered after mixing with air, scavenging solution contacts the regeneration realizing more than 80% in injector with the oxygen in air, scavenging solution staying in regeneration tank 9 realizes final regeneration and becomes the scavenging solution again possessing and absorb sulfur-containing compound function, scavenging solution after regeneration carries out by liquid level regulation device 10 the bottom breeze way flowing into combined type purifying column 3 after liquid level regulates, bottom the conversion zone of combined type purifying column 3, remaining scavenging solution is by entering bottom breeze way communicating pipe 11, and mix with the scavenging solution after regeneration, flow through by bottom breeze way the top that self-fractionating pump 12 supercharging enters combined type purifying column 3, realize recycling of scavenging solution.
Sulfur-containing compound changes the elemental sulfur or sulfide solid particle that are easy to flotation in regeneration tank 9 by oxidation reaction, the distribution orifice of air bottom regeneration tank 9 sucked is separated into tiny bubble, bubble becomes sulphur foam carry out flotation to elemental sulfur or sulfide solid particle in uphill process after, and enters lautertuns 14 by overflow gallery pipe; The scavenging solution that sulphur foam is brought into flows out and enters liquid pool 15 bottom lautertuns 14, liquid pool 15 is equipped with soft water and solid purificant, the dissolving of solid purificant is promoted by the Steam Heating aqueous solution, pass into compressed air to stir solution simultaneously, ensure uniformity and the uniformity of solution, the solution prepared sends into system by dosing pump 16, participates in purification process.Sent back to the top of combined type purifying column 3 from the solution of liquid pool 15 outflow again by dosing pump 16, self-fractionating pump 12, recycle; And to filter excess be sulphur or sulphur cream product, can sell outward after lautertuns 14 filtering layer is collected.
Apply specific embodiment herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.The above is only the preferred embodiment of the present invention, should be understood that, due to the finiteness of literal expression, and objectively there is unlimited concrete structure, for those skilled in the art, under the premise without departing from the principles of the invention, some improvement, retouching or change can also be made, also above-mentioned technical characteristic can be combined by rights; These improve retouching, change or combination, or the design of invention and technical scheme are directly applied to other occasion without improving, and all should be considered as protection scope of the present invention.
Claims (7)
1. a sulfur-containing compound gas cleaning device, it is characterized in that: comprise combined type purifying column, injector, regeneration tank, lautertuns and liquid pool, the arrival end of described combined type purifying column connects total intake valve and flow gauge, top is provided with spray equipment and at tower built with filler, injector and regeneration tank is connected by supercharging regenerative pump bottom the conversion zone of combined type purifying column, described regeneration tank is provided with liquid level regulation device, and is communicated with the bottom breeze way of combined type purifying column by liquid level regulation device; Also be communicated with bottom breeze way by communicating pipe bottom the conversion zone of described combined type purifying column; Bottom described combined type purifying column, breeze way is connected to the top of combined type purifying column through self-fractionating pump, and described combined type purifying column top is provided with blast pipe, installing gas detector on described blast pipe, gas detecting instrument connection control system; Described blast pipe is arranged the first valve to communicate with the external world, the first valve is connected with control system; Described blast pipe is arranged the second valve and connect dry cleaning tower, second valve is connected with control system, described regeneration tank connects lautertuns by overflow gallery pipe, be communicated with described liquid pool bottom lautertuns, liquid pool is provided with dosing pump and is connected to the top of combined type purifying column through dosing pump, self-fractionating pump.
2. sulfur-containing compound gas cleaning device according to claim 1, is characterized in that: described liquid pool is equipped with soft water and solid purificant.
3. sulfur-containing compound gas cleaning device according to claim 1, is characterized in that: described supercharging regenerative pump adopts two parallel waies.
4. sulfur-containing compound gas cleaning device according to claim 1, is characterized in that: described self-fractionating pump adopts two parallel waies.
5. utilize the method for gas purification of sulfur-containing compound gas cleaning device as described in any one of claim 1-4, it is characterized in that: the filling surface of described sulfur-containing compound gas in combined type purifying column spray with tower top end and under scavenging solution contact, purified gas is from the emptying of tower top end or enter dry cleaning tower and do advanced treating; Flow through after supercharging regenerative pump is increased to 0.4-0.6MPa bottom the conversion zone of the scavenging solution absorbing sulfur-containing compound by combined type purifying column, negative pressure can be produced in injector import department when passing through at a high speed the throat of injector, suck outside air, enter regeneration tank after scavenging solution mixes with air, the scavenging solution after regeneration carries out by liquid level regulation device the bottom breeze way flowing into combined type purifying column after liquid level regulates; Bottom the conversion zone of combined type purifying column, remaining scavenging solution is by entering bottom breeze way communicating pipe, mixes, flow through the top that self-fractionating pump enters combined type purifying column, realize recycling of scavenging solution by bottom breeze way with the scavenging solution after regeneration.
6. method for gas purification according to claim 5, it is characterized in that: described sulfur-containing compound changes the elemental sulfur or sulfide solid particle that are easy to flotation in regeneration tank by oxidation reaction, the distribution orifice of air bottom regeneration tank sucked is separated into tiny bubble, bubble becomes sulphur foam carry out flotation to elemental sulfur or sulfide solid particle in uphill process after, and enters lautertuns by overflow gallery pipe; The scavenging solution that sulphur foam is brought into flows out and enters liquid pool bottom lautertuns, is sent back to the top of combined type purifying column again, recycle from the solution of liquid pool outflow by dosing pump, self-fractionating pump.
7. method for gas purification according to claim 6, is characterized in that: described liquid pool also will pass into air through steam heated simultaneously stir solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410031404.7A CN103721529B (en) | 2014-01-23 | 2014-01-23 | Sulfur-containing compound gas cleaning device and method for gas purification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410031404.7A CN103721529B (en) | 2014-01-23 | 2014-01-23 | Sulfur-containing compound gas cleaning device and method for gas purification |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103721529A CN103721529A (en) | 2014-04-16 |
| CN103721529B true CN103721529B (en) | 2016-03-02 |
Family
ID=50445972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410031404.7A Expired - Fee Related CN103721529B (en) | 2014-01-23 | 2014-01-23 | Sulfur-containing compound gas cleaning device and method for gas purification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103721529B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111661823A (en) * | 2020-07-09 | 2020-09-15 | 哈尔滨博奥环境技术有限公司 | Device and method for treating tail gas of sulfur recovery device by Claus process |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101230294A (en) * | 2007-12-27 | 2008-07-30 | 唐山雷浩能源技术装备有限公司 | Tannin extract (tannin) desulfurization equipment and technique thereof |
| CN102391895A (en) * | 2011-09-30 | 2012-03-28 | 智胜化工股份有限公司 | Method for recycling desulfuration raffinate of semi water gas |
| CN102851090A (en) * | 2012-09-03 | 2013-01-02 | 杭州萧山管道燃气发展有限公司 | Biogas dry-type filtering desulphurization system and preparation method thereof |
| CN203737074U (en) * | 2014-01-23 | 2014-07-30 | 湖南和道资源科技有限公司 | Sulfur-containing compound gas purification device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2011283134B2 (en) * | 2010-07-30 | 2014-04-24 | Exxonmobil Upstream Research Company | Cryogenic systems for removing acid gases from a hydrocarbon gas stream using co-current separation devices |
-
2014
- 2014-01-23 CN CN201410031404.7A patent/CN103721529B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101230294A (en) * | 2007-12-27 | 2008-07-30 | 唐山雷浩能源技术装备有限公司 | Tannin extract (tannin) desulfurization equipment and technique thereof |
| CN102391895A (en) * | 2011-09-30 | 2012-03-28 | 智胜化工股份有限公司 | Method for recycling desulfuration raffinate of semi water gas |
| CN102851090A (en) * | 2012-09-03 | 2013-01-02 | 杭州萧山管道燃气发展有限公司 | Biogas dry-type filtering desulphurization system and preparation method thereof |
| CN203737074U (en) * | 2014-01-23 | 2014-07-30 | 湖南和道资源科技有限公司 | Sulfur-containing compound gas purification device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103721529A (en) | 2014-04-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101280284B (en) | Microbial nutrient solution, simultaneous removing method and device for SO2 and NO2 in industrial waste gas | |
| CN205019964U (en) | SOx/NOx control device system is united to flue gas low temperature | |
| CN205627588U (en) | Device of little biological desulfuration of closed circulation and recovery elemental sulfur | |
| CN107537293B (en) | Closed cycle microbial desulfurization and elemental sulfur recovery method | |
| CN103318846A (en) | Method for obtaining sulfur from sulfur compounds in coal chemical plant and electric power plant | |
| CN104119946B (en) | A kind of catalytic cracking flue gas desulfurization and Acidic Gas Treating technique | |
| CN105032173A (en) | Device and process of ammonia-soda-process combined desulfurization and denitrification | |
| CN110745989A (en) | Activated carbon flue gas purification acid-making wastewater zero-discharge process and system | |
| CN207210356U (en) | A kind of natural gas, biogas desulfurization hydrogen production device | |
| CN204097429U (en) | Anaerobic system biogas desulfurization personal cleansing tower | |
| CN205216581U (en) | Can realize device of flue gas desulfurization denitration simultaneously | |
| CN203678243U (en) | Waste collection purifying device of tire rubber workshop | |
| CN103721529B (en) | Sulfur-containing compound gas cleaning device and method for gas purification | |
| CN202070285U (en) | Device for removing sulfur dioxides in sulphuric acid industrial tail gas and recovering sulphuric acid | |
| CN203737074U (en) | Sulfur-containing compound gas purification device | |
| CN212383460U (en) | Treatment system for absorbing tail gas sulfur dioxide gas | |
| CN206152625U (en) | A exhaust treatment device for H2S is gaseous to be administered | |
| CN203777926U (en) | Ammonia absorption tail gas treatment device of sulfur recovery device | |
| CN204502800U (en) | A kind of ammonia-soda process combined desulfurization and denitration device | |
| CN203960157U (en) | A kind of marsh gas treating system | |
| CN101116791A (en) | Resource iron recovery method flue gas desulfurization technics and the integration device thereof | |
| CN203916451U (en) | Waste gas filtering machine | |
| CN203359987U (en) | Device for acquiring sulfur from sulfur compounds of coal chemical industry and power plant | |
| CN105727715B (en) | A kind of Acidic Gas Treating technique and system | |
| CN2920373Y (en) | Ammonia method desulfur device for pretreatment of ammonium sulfate byproduct solution |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: HE SHAOJUN Free format text: FORMER OWNER: HUNAN HARMONY RESOURCE TECHNOLOGY CO., LTD. Effective date: 20150520 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20150520 Address after: 403 room 18, building 26, 412007 Zhujiang South Road, Tianyuan District, Hunan, Zhuzhou Applicant after: He Shaojun Address before: Nine, No. 1986 Zhuzhou Road, Taishan West Road, Tianyuan District, Hunan 412007, China Applicant before: Hunan He Dao resource Science and Technology Ltd. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190201 Address after: 412007 Ninth Floor of Zhishan Science and Technology Building, 1986 Taishan Road, Tianyuan District, Zhuzhou City, Hunan Province Patentee after: Hunan He Dao resource Science and Technology Ltd. Address before: 412007 No. 26 Zhujiang South Road, Tianyuan District, Zhuzhou City, Hunan Province, 18 403 Rooms Patentee before: He Shaojun |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20200123 |