CN107805525A - A kind of desulphurization system and its sulfur method suitable for methane purification - Google Patents
A kind of desulphurization system and its sulfur method suitable for methane purification Download PDFInfo
- Publication number
- CN107805525A CN107805525A CN201711148275.XA CN201711148275A CN107805525A CN 107805525 A CN107805525 A CN 107805525A CN 201711148275 A CN201711148275 A CN 201711148275A CN 107805525 A CN107805525 A CN 107805525A
- Authority
- CN
- China
- Prior art keywords
- room
- sulphur
- regeneration
- circulation fluid
- sulphur foam
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L3/00—Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
- C10L3/06—Natural gas; Synthetic natural gas obtained by processes not covered by C10G, C10K3/02 or C10K3/04
- C10L3/10—Working-up natural gas or synthetic natural gas
- C10L3/101—Removal of contaminants
- C10L3/102—Removal of contaminants of acid contaminants
- C10L3/103—Sulfur containing contaminants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1418—Recovery of products
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1425—Regeneration of liquid absorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1456—Removing acid components
- B01D53/1468—Removing hydrogen sulfide
-
- 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
- C01B17/02—Preparation of sulfur; Purification
- C01B17/04—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides
- C01B17/0404—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides by processes comprising a dry catalytic conversion of hydrogen sulfide-containing gases, e.g. the Claus process
- C01B17/0426—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides by processes comprising a dry catalytic conversion of hydrogen sulfide-containing gases, e.g. the Claus process characterised by the catalytic conversion
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The present invention relates to a kind of desulfurization technology, more particularly, to a kind of desulphurization system and its sulfur method suitable for methane purification.Suitable for the desulphurization system of methane purification, including desulfurizing tower, desulfurizing tower lower end is biogas inlet tube, top is methane outlet pipe, described desulfurization tower bottom is provided with bottom of towe circulation fluid outlet, bottom of towe circulation fluid outlet is connected with regeneration reactor, rich solution room, regeneration room, lean solution room and sulphur foam tank are disposed with inside regeneration reactor, bottom of towe circulation fluid outlet is connected with rich solution room bottom, and rich solution ceiling end is connected with plate and frame filter press.The present invention have can be effectively prevented from regeneration room pipeline blockage, reduce floor space, reduce production and maintenance cost, improve the beneficial effect such as stock utilization and desulfuration efficiency.
Description
Technical field
The present invention relates to a kind of desulfurization technology, more particularly, to a kind of desulphurization system suitable for methane purification and its desulfurization
Method.
Background technology
Current methane bio-desulfurization processing, mainly there is biological desulphurization and the major class of wet desulphurization two.Wherein biological desulphurization one
As can use air compressor machine oxygenic aeration into methane bio-desulfurization tower and cyclic water tank.This causes in the biogas after desulfurization, containing few
The oxygen of amount, difficulty is brought for follow-up methane purification process.And traditional wet oxidation desulfurization technology, it is that use will vulcanize
After hydrogen is absorbed by absorption tower, the regeneration of doctor solution is carried out using injector in regeneration tank.Should during injector easily
Block, and regenerative process enters air capacity tolerance and is not easy to adjust, and causes the stable operation for influenceing desulfurization.
The content of the invention
The present invention is primarily directed to above mentioned problem, there is provided one kind can be effectively prevented from injector and block, reduce occupation of land face
Product, reduce production and maintenance cost, improve stock utilization and desulfuration efficiency suitable for methane purification desulphurization system and its
Sulfur method.
The purpose of the present invention is mainly what is be achieved by following proposal：A kind of desulfurization system suitable for methane purification
System, including desulfurizing tower, desulfurizing tower lower end is biogas inlet tube, top is methane outlet pipe, and described desulfurization tower bottom is provided with
Bottom of towe circulation fluid outlet, bottom of towe circulation fluid outlet are connected with regeneration reactor, and richness is disposed with inside regeneration reactor
Liquid room, regeneration room, lean solution room and sulphur foam tank, bottom of towe circulation fluid outlet are connected with rich solution room bottom, and rich solution ceiling end connects
It is connected to plate and frame filter press.Biogas is entered in desulfurizing tower by biogas inlet tube, is gone out after the circulation fluid desulfurization in filler by biogas
Mouth pipe discharge desulfurizing tower, realizes the removing of hydrogen sulfide.The circulation fluid for absorbing hydrogen sulfide is exported into regeneration by bottom of towe circulation fluid
In reactor, regeneration reactor is internally provided with rich solution room, regeneration room, lean solution room and sulphur foam tank, absorbs following for hydrogen sulfide
Ring liquid fully dissolves into rich solution room, produces sulphur hydrogen radical ion, entering back into regeneration room will be molten in the presence of oxygen and catalyst
Sulphur hydrogen radical ionic oxide formation in liquid is regenerated circulation fluid into sulphur simple substance, and the circulation fluid of regeneration is delivered to desulfurization again
Recycled in tower.The sulphur simple substance of generation is aoxidized with foam overflow to sulphur foam tank, the portion of formation being aoxidized in rich solution room
Divide sulphur foam to be inputted with the sulphur foam in sulphur foam tank to plate and frame filter press, form sulphur cream and reclaimed.Whole system is not only
Biogas desulfurization can be realized, and the sulphur of removing can be formed to the recovery of sulphur cream, while circulation fluid is reused by regenerating,
Improve the utilization rate of material.Reduce floor space using the regeneration reactor simultaneously, make the circulation fluid of suction hydrogen sulfide again
Multiple actions are formed in raw reactor, improve desulfuration efficiency, reduce equipment production and the cost safeguarded.
Preferably, described rich solution room is connected by UNICOM's mouth with regeneration room, regeneration room is internally provided with aeration system
System, aerating system are connected with blower fan.Regeneration room is internally provided with aerating system, and aerating system is connected with blower fan, directly uses blower fan
It is aerated to aerating system, makes sulphur hydrogen radical ion fully oxidized using the mode of aeration, and aerating system can be avoided to block.
Preferably, it is connected at the top of described regeneration room by liquid level regulator with lean solution room.Liquid in regeneration room
When more, it can be adjusted by liquid level regulator to lean solution room.
Preferably, it is provided between described regeneration room and lean solution room between sulphur foam overflow.Regeneration room and lean solution room it
Between be provided between sulphur foam overflow, when in regeneration room formed sulphur foam when, can be by steeping the sulphur of spilling between sulphur foam overflow
Foam is fully reclaimed.
Preferably, it is connected between sulphur foam overflow by the second sulphur foam tank outlet with sulphur foam tank.Sulphur foam overflow
The sulphur foam of interior recovery can be entered in sulphur foam tank by the second sulphur foam tank outlet, then enter sheet frame by sulphur foam tank
Filter press is recovered by filtration.
Preferably, described lean solution room bottom is connected by circulating pump with desulfurizing tower upper end.What is regenerated in lean solution room follows
Ring liquid is by circulating pump pressurization input to desulfurizing tower, strengthening the recycling rate of waterused of circulation fluid.
Preferably, described lean solution ceiling portion is connected with liquid pool, measuring pump is provided between liquid pool and lean solution room.
Preferably, desulfurizing tower is internally provided with filler.
A kind of sulfur method of desulphurization system suitable for methane purification, sulfur method are as follows：1）Biogas is by biogas import
Pipe enters in desulfurizing tower, and desulfurizing tower is discharged by methane outlet pipe after the circulation fluid desulfurization in filler, realizes the de- of hydrogen sulfide
Remove；2）The circulation fluid for absorbing hydrogen sulfide enters rich solution room by the outlet of bottom of towe circulation fluid, produces sulphur hydrogen radical ion, and enter regeneration
Room, by the sulphur hydrogen radical ionic oxide formation in solution into sulphur simple substance in the presence of oxygen with catalyst, while circulation fluid is set to obtain again
It is raw；3）Sulphur simple substance flow to sulphur foam tank by bubble floating form slection into sulphur foam from liquid level overflow, and sulphur foam is delivered into sheet frame pressure
Filter is separated by filtration, and forms the recovery of sulphur cream；4）The circulation fluid regenerated enters lean solution room, enters desulfurization by circulating pump
Tower reuses.
Preferably, step 2）Aerating system inflation of the middle blower fan into regeneration room, aerating system are formed in regeneration room
It is aerated and fully oxidized with the sulphur hydrogen radical ion in regeneration room.
Therefore, a kind of desulphurization system and its sulfur method suitable for methane purification of the invention possesses following advantages：It is whole
Individual system can not only realize biogas desulfurization, and the sulphur of removing can be formed to the recovery of sulphur cream, while circulation fluid is passed through again
Raw recycling, improve the utilization rate of material.Floor space can be reduced using the regeneration reactor simultaneously, make suction hydrogen sulfide
Circulation fluid form multiple actions in regeneration reactor, improve desulfuration efficiency, reduce equipment production and the cost safeguarded.
Brief description of the drawings
Accompanying drawing 1 is a kind of structural representation of the present invention.
Illustrate：1st, biogas inlet tube；2nd, filler；3rd, methane outlet pipe；4th, desulfurizing tower；5th, bottom of towe circulation fluid exports
Pipe；6th, rich solution room；8th, UNICOM's mouth；9th, regeneration room；10th, aerating system；11st, between the overflow of sulphur foam；14th, liquid level regulator；16th, follow
Ring pump；18th, lean solution room；19th, sulphur foam tank；20th, sulphur foam tank outlet；23rd, plate and frame filter press；25th, sulphur foam tank outlet；
27th, liquid pool；29th, measuring pump；31st, blower fan.
Embodiment
Below by embodiment, and with reference to accompanying drawing, technical scheme is described in further detail.
Embodiment 1：As shown in figure 1, a kind of desulphurization system suitable for methane purification, including desulfurizing tower 4, inside desulfurizing tower
It is provided with filler 2.Desulfurizing tower lower end is biogas inlet tube 1, top is methane outlet pipe 3, and desulfurization tower bottom is provided with bottom of towe and followed
Ring liquid outlet 5, bottom of towe circulation fluid outlet are connected with regeneration reactor, be disposed with inside regeneration reactor rich solution room 6,
Regeneration room 9, lean solution room 18 and sulphur foam tank 19, bottom of towe circulation fluid outlet are connected with rich solution room bottom, and rich solution ceiling end connects
Plate and frame filter press 23 is connected to, sulphur foam trench bottom is connected by the first sulphur foam tank outlet 20 with plate and frame filter press.Rich solution room
It is connected by UNICOM's mouth 8 with regeneration room, regeneration room is internally provided with aerating system 10, and aerating system is connected with blower fan 31.Again
Raw ceiling portion is connected by liquid level regulator 14 with lean solution room.It is provided between regeneration room and lean solution room between sulphur foam overflow
11.It is connected between sulphur foam overflow by the second sulphur foam tank outlet 25 with sulphur foam tank.Lean solution room bottom passes through circulating pump 16
It is connected with desulfurizing tower upper end.Lean solution ceiling portion is connected with liquid pool 27, and measuring pump 29 is provided between liquid pool and lean solution room.
A kind of sulfur method of desulphurization system suitable for methane purification, sulfur method are as follows：1）Biogas is by biogas import
Pipe enters in desulfurizing tower, and desulfurizing tower is discharged by methane outlet pipe after the circulation fluid desulfurization in filler, realizes the de- of hydrogen sulfide
Remove；2）The circulation fluid for absorbing hydrogen sulfide enters rich solution room by the outlet of bottom of towe circulation fluid, produces sulphur hydrogen radical ion, and enter regeneration
Room, by the sulphur hydrogen radical ionic oxide formation in solution into sulphur simple substance in the presence of oxygen with catalyst, while circulation fluid is set to obtain again
It is raw；3）Sulphur simple substance flow to sulphur foam tank by bubble floating form slection into sulphur foam from liquid level overflow, and sulphur foam is delivered into sheet frame pressure
Filter is separated by filtration, and forms the recovery of sulphur cream；4）The circulation fluid regenerated enters lean solution room, enters desulfurization by circulating pump
Tower reuses.Wherein, step 2）Aerating system inflation of the middle blower fan into regeneration room, aerating system form exposure in regeneration room
Gas is simultaneously fully oxidized with the sulphur hydrogen radical ion in regeneration room.
Biogas is entered in desulfurizing tower by biogas inlet tube, is discharged after the circulation fluid desulfurization in filler by methane outlet pipe
Desulfurizing tower, realize the removing of hydrogen sulfide.The circulation fluid for absorbing hydrogen sulfide is entered in regeneration reactor by the outlet of bottom of towe circulation fluid,
Regeneration reactor is internally provided with rich solution room, regeneration room, lean solution room and sulphur foam tank, and the circulation fluid for absorbing hydrogen sulfide enters richness
Liquid room is fully dissolved, and is produced sulphur hydrogen radical ion, is entered back into regeneration room in the presence of oxygen and catalyst by the sulphur hydrogen in solution
Radical ion is oxidized to sulphur simple substance, while is regenerated circulation fluid, and the circulation fluid of regeneration imported into circulation profit in desulfurizing tower again
With.The sulphur simple substance of generation is aoxidized with foam overflow to sulphur foam tank, will be aoxidized in rich solution room the part sulphur foam of formation with
Sulphur foam in sulphur foam tank is inputted to plate and frame filter press, is formed sulphur cream and is reclaimed.Whole system can not only realize natural pond
Desulfurization, and the sulphur of removing can be formed to the recovery of sulphur cream, while circulation fluid is reused by regenerating, improve material
Utilization rate.Floor space can be reduced using the regeneration reactor simultaneously, make the circulation fluid of suction hydrogen sulfide in regeneration reactor
It is interior to form multiple actions, desulfuration efficiency is improved, reduces equipment production and the cost safeguarded.Regeneration room is internally provided with aeration system
System, aerating system are connected with blower fan, are directly aerated with blower fan to aerating system, make sulphur hydrogen radical ion abundant using the mode of aeration
Oxidation, while avoid aerating system from blocking.When liquid in regeneration room is more, it can be adjusted by liquid level regulator to lean solution
Room.It is provided between regeneration room and lean solution room between sulphur foam overflow, when forming sulphur foam in regeneration room, sulphur foam can be passed through
The sulphur foam of spilling is set fully to be reclaimed between overflow.The sulphur foam of the interior recovery of sulphur foam overflow can pass through the second sulphur foam
Groove outlet enters in sulphur foam tank, then is recovered by filtration by sulphur foam tank into plate and frame filter press.The circulation regenerated in lean solution room
Liquid is by circulating pump pressurization input to desulfurizing tower, strengthening the recycling rate of waterused of circulation fluid.
It should be understood that the embodiment is only illustrative of the invention and is not intended to limit the scope of the invention.In addition, it is to be understood that
After having read the content of the invention lectured, those skilled in the art can make various changes or modifications to the present invention, these etc.
Valency form equally falls within the application appended claims limited range.
Claims (9)
1. a kind of desulphurization system suitable for methane purification, including desulfurizing tower, desulfurizing tower lower end is biogas inlet tube, top is natural pond
Gas outlet, it is characterised in that described desulfurization tower bottom is provided with bottom of towe circulation fluid outlet, bottom of towe circulation fluid outlet with
Regeneration reactor is connected, and rich solution room, regeneration room, lean solution room and sulphur foam tank, bottom of towe are disposed with inside regeneration reactor and is followed
Ring liquid outlet is connected with rich solution room bottom, and rich solution ceiling end is connected with plate and frame filter press, and sulphur foam trench bottom passes through first
Sulphur foam tank outlet is connected with plate and frame filter press, and lean solution room bottom is connected by circulating pump with desulfurizing tower upper end.
A kind of 2. desulphurization system suitable for methane purification according to claim 1, it is characterised in that described rich solution room
It is connected by UNICOM's mouth with regeneration room, regeneration room is internally provided with aerating system, and aerating system is connected with blower fan.
A kind of 3. desulphurization system suitable for methane purification according to claim 1, it is characterised in that described regeneration room
Top is connected by liquid level regulator with lean solution room.
4. according to a kind of desulphurization system suitable for methane purification described in claim 1 or 2 or 3, it is characterised in that described
It is provided between regeneration room and lean solution room between sulphur foam overflow.
5. a kind of desulphurization system suitable for methane purification according to claim 4, it is characterised in that between sulphur foam overflow
It is connected by the second sulphur foam tank outlet with sulphur foam tank.
6. according to a kind of desulphurization system suitable for methane purification described in claim 1 or 2 or 3 or 4, it is characterised in that institute
The lean solution ceiling portion stated is connected with liquid pool, and measuring pump is provided between liquid pool and lean solution room.
7. according to a kind of desulphurization system suitable for methane purification described in claim 1 or 2 or 3 or 4, it is characterised in that de-
Sulphur tower is internally provided with filler.
8. a kind of sulfur method for the desulphurization system for being applied to methane purification as claimed in any of claims 1 to 7 in one of claims, its
It is characterised by, sulfur method is as follows：1）Biogas is entered in desulfurizing tower by biogas inlet tube, after the circulation fluid desulfurization in filler
Desulfurizing tower is discharged by methane outlet pipe, realizes the removing of hydrogen sulfide；2）The circulation fluid for absorbing hydrogen sulfide is gone out by bottom of towe circulation fluid
Mouth enters rich solution room, produces sulphur hydrogen radical ion, and enters regeneration room, by the sulphur hydrogen in solution in the presence of oxygen and catalyst
Radical ion is oxidized to sulphur simple substance, while is regenerated circulation fluid；3）Sulphur simple substance is by bubble floating form slection into sulphur foam from liquid level
Overflow flow to sulphur foam tank, and sulphur foam is delivered into plate and frame filter press is separated by filtration, and forms the recovery of sulphur cream；4）Regenerated
Circulation fluid enter lean solution room, by circulating pump into desulfurizing tower reuse.
9. sulfur method according to claim 8, it is characterised in that step 2）Aerating system of the middle blower fan into regeneration room
Inflation, aerating system is formed in regeneration room be aerated and it is fully oxidized with the sulphur hydrogen radical ion in regeneration room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711148275.XA CN107805525A (en) | 2017-11-17 | 2017-11-17 | A kind of desulphurization system and its sulfur method suitable for methane purification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711148275.XA CN107805525A (en) | 2017-11-17 | 2017-11-17 | A kind of desulphurization system and its sulfur method suitable for methane purification |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107805525A true CN107805525A (en) | 2018-03-16 |
Family
ID=61580719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711148275.XA Pending CN107805525A (en) | 2017-11-17 | 2017-11-17 | A kind of desulphurization system and its sulfur method suitable for methane purification |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107805525A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108659903A (en) * | 2018-04-13 | 2018-10-16 | 南安市创培电子科技有限公司 | A kind of biogas purification method suitable for stalk fermentation technique |
| CN109777545A (en) * | 2019-03-21 | 2019-05-21 | 青岛中海环境工程有限公司 | A kind of biogas desulfurization system and sulfur method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102504902A (en) * | 2011-11-11 | 2012-06-20 | 南通正拓气体有限公司 | Method and device for separation production of biomass natural gas from marsh gas with high hydrogen sulfide content |
| CN203065423U (en) * | 2012-12-12 | 2013-07-17 | 北京城市排水集团有限责任公司 | Low-consumption high-efficiency split wet type desulfurization system |
| CN204710066U (en) * | 2015-06-17 | 2015-10-21 | 山东健通新能源科技有限公司 | Biogas recirculation desulfurization preparation facilities |
| CN207581749U (en) * | 2017-11-17 | 2018-07-06 | 杭州能源环境工程有限公司 | A kind of desulphurization system suitable for methane purification |
-
2017
- 2017-11-17 CN CN201711148275.XA patent/CN107805525A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102504902A (en) * | 2011-11-11 | 2012-06-20 | 南通正拓气体有限公司 | Method and device for separation production of biomass natural gas from marsh gas with high hydrogen sulfide content |
| CN203065423U (en) * | 2012-12-12 | 2013-07-17 | 北京城市排水集团有限责任公司 | Low-consumption high-efficiency split wet type desulfurization system |
| CN204710066U (en) * | 2015-06-17 | 2015-10-21 | 山东健通新能源科技有限公司 | Biogas recirculation desulfurization preparation facilities |
| CN207581749U (en) * | 2017-11-17 | 2018-07-06 | 杭州能源环境工程有限公司 | A kind of desulphurization system suitable for methane purification |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108659903A (en) * | 2018-04-13 | 2018-10-16 | 南安市创培电子科技有限公司 | A kind of biogas purification method suitable for stalk fermentation technique |
| CN109777545A (en) * | 2019-03-21 | 2019-05-21 | 青岛中海环境工程有限公司 | A kind of biogas desulfurization system and sulfur method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202460438U (en) | Desulfurizing liquid oxidation and purification combined device | |
| CN102755823A (en) | Method for desulfurizing high-sulphur boiler flue gas to prepare high-purity ammonium bisulfite | |
| CN107446642A (en) | A kind of efficient natural desulfurization system and its sulfur removal technology | |
| CN102764580B (en) | A kind of apparatus and method of white clay/carbide slag-gypsum wet flue gas desulfurizing | |
| CN108686474A (en) | A kind of high-efficiency desulfurization and regeneration integral system using suspension bed | |
| CN109603455A (en) | A kind of absorbent and method removing hydrogen sulfide in methane | |
| CN108686485A (en) | A kind of reproducible efficient suspension bed desulfurization technique | |
| CN108686488A (en) | A kind of suspension bed wet desulphurization and regeneration integral system | |
| CN206793412U (en) | A kind of desulfurization regeneration system | |
| CN105664693A (en) | Sulfuric acid tail gas desulphurization apparatus by oxidation process and usage method thereof | |
| CN107805525A (en) | A kind of desulphurization system and its sulfur method suitable for methane purification | |
| CN202823165U (en) | Aeration type biological desulfurization device with bubble baffles | |
| CN101948705A (en) | Integrated methane safety biological desulfurization device | |
| CN207581749U (en) | A kind of desulphurization system suitable for methane purification | |
| CN107961653B (en) | Improved process and system for flue gas desulfurization by double-alkali method | |
| CN112239684A (en) | Coke oven gas desulfurization purification process and device based on complex iron catalyst | |
| CN112410082A (en) | Single-tower desulfurization device and process for low-sulfur-content coal gas based on complex iron catalyst | |
| CN110668551B (en) | Ozone catalytic device and method | |
| CN115178087A (en) | Waste gas desulfurization process and equipment | |
| CN108998104B (en) | Desulfurization solution regeneration system, desulfurization system and desulfurization method | |
| CN208526295U (en) | A kind of tailing smelting three wastes desulphurization system | |
| CN205868002U (en) | Flue gas desulfurization reaction tower | |
| CN207002657U (en) | A kind of biogas production wet desulphurization elemental sulfur filters equipment integrating | |
| CN212383460U (en) | Treatment system for absorbing tail gas sulfur dioxide gas | |
| CN206396137U (en) | Separated sewage gas bio-desulfurization device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 311106 no.550, Shunfeng Road, Yuhang Economic Development Zone, Yuhang District, Hangzhou City, Zhejiang Province Applicant after: Hangzhou Energy & Environment Engineering Co., Ltd. Address before: No. 550, Qianfeng Road, Qianjiang Economic Development Zone, Jianggan District, Hangzhou, Zhejiang Applicant before: Hangzhou Energy & Environment Engineering Co., Ltd. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180316 |