CN107051190A - A kind of wet desulphurization equipment of sulphur-containing exhaust gas - Google Patents
A kind of wet desulphurization equipment of sulphur-containing exhaust gas Download PDFInfo
- Publication number
- CN107051190A CN107051190A CN201710164602.4A CN201710164602A CN107051190A CN 107051190 A CN107051190 A CN 107051190A CN 201710164602 A CN201710164602 A CN 201710164602A CN 107051190 A CN107051190 A CN 107051190A
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- Prior art keywords
- desulfurizing agent
- sulphur
- absorption tower
- storage tank
- pipeline
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- 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8603—Removing sulfur compounds
-
- 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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8603—Removing sulfur compounds
- B01D53/8612—Hydrogen sulfide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/30—Alkali metal compounds
- B01D2251/304—Alkali metal compounds of sodium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/60—Inorganic bases or salts
- B01D2251/606—Carbonates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/30—Sulfur compounds
- B01D2257/306—Organic sulfur compounds, e.g. mercaptans
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Abstract
The present invention proposes a kind of wet desulphurization equipment of sulphur-containing exhaust gas, including absorption tower, the bottom on absorption tower is provided with air intake and top is provided with gas outlet, also include desulfurizing agent storage tank, jet pump, water pump and defoaming separator, spray head is provided with absorption tower, the bottom on absorption tower is provided with the leakage fluid dram being connected with desulfurizing agent storage tank, the bottom of desulfurizing agent storage tank is provided with liquid outlet, liquid outlet connects branch after water pump by pipeline and forms two-way, the entrance of jet pump of the a-road-through piping with being pumped into air simultaneously is connected, another road is connected by pipeline with the spray head in absorption tower, the outlet of jet pump is connected by pipeline with desulfurizing agent storage tank；The gas outlet on absorption tower is connected by pipeline with defoaming separator, and defoaming separator is provided with exhaust outlet and floss hole.Desulfurization process is carried out, while can extend the new wet desulphurization equipment of desulfurizing agent service life to hydrogen sulfide, mercaptan, thioether sulfides in sulphur-containing exhaust gas the invention provides a kind of.
Description
Technical field
The present invention relates to resource and environment protection technique field, more particularly to a kind of wet desulphurization equipment of sulphur-containing exhaust gas.
Background technology
Atmosphere pollution is one of China's presently the most prominent environmental problem.Wherein, industrial waste gas is atmosphere pollution
One of main source.And with new national standard GB31573-2015《The appearance of inorganic chemistry emission of industrial pollutants standard》Go out
Platform, the desulfurized effect of past desulphurization system does not reach new discharge standard much.The control dynamics for increasing sulfide just seem
It is very urgent and necessary.Simultaneously in order to cater to the requirement of new standard, it is necessary to which R＆D costs are low, sulfur method and dress of efficiency high
Put.
In past technique, nucleus equipment desulfuration absorbing tower uses spraying type absorption structure substantially, generally sloughs
It is the gases such as sulfur dioxide, sulfur trioxide in sulphur-containing exhaust gas, few hydrogen sulfide for the irritant smell of sulphur-containing exhaust gas,
The desulphurization plant of mercaptan, thioether sulfides.
Hydrogen sulfide in sulfide is a kind of inorganic compound, is a kind of colourless, inflammable sour gas under normal circumstances,
Band stench, smell such as addled egg when concentration is low；On the contrary without smell when concentration is high, the hydrogen sulfide of high concentration can benumb smell god
Through.The aqueous solution of hydrogen sulfide, hydrosulphuric acid, is a kind of weak acid, and when it is heated, hydrogen sulfide is escaped in water again.Hydrogen sulfide is one
Acute severe toxicity is planted, sucking a small amount of high-concentration hydrogen sulfide can be in fatal in the short time.The hydrogen sulfide of low concentration to eye, respiratory system and
Nervous centralis all has an impact.Thioether is water insoluble, irritant smell, poisonous, can cause nausea during low concentration, anorexia,
High concentration steam Central nervous system has paralysis effect；Low-grade thioalcohol typically has niff, poisonous and disgusting
Smell, can cause headache, nausea during inhalation of low concentration steam；There is anesthetic effect in higher concentration, and high concentration can cause breathing fiber crops
Numbness is lethal.Its steam can form explosive mixture with air.Meet naked light, hyperpyrexia easily combustion explosion.It can thus be appreciated that sulfur-bearing is useless
Hydrogen sulfide, mercaptan, thioether sulfides have extremely serious harm to environment and human body in gas, for vulcanizing in sulphur-containing exhaust gas
Hydrogen, mercaptan, thioether desulfurization process it is also particularly important.
Under increasingly stricter discharge standard, the desulfurizer in past plant area can not meet new regulation requirement
Discharge standard.Under this major premise, new sulfur removal technology must be developed reasonably, for cost, the project of upgrading and rebuilding
A kind of method undoubtedly therein, i.e., on the basis of original desulfurizer, adding new process equipment makes waste gas row up to standard
Put.
In summary, as country administers the increasingly strict of requirement to atmosphere pollution, technically sustained improvement enters one
Step excavates the potentiality of existing desulfurizer, and the effect of lifting desulfurizer, has become a kind of trend and requirement conscientiously.
The content of the invention
Based on above mentioned problem, present invention aims at provide a kind of to vulcanize hydrogen sulfide, mercaptan, thioether etc. in sulphur-containing exhaust gas
Thing carries out desulfurization process, while can extend the new wet desulphurization equipment of desulfurizing agent service life.
For problem above, there is provided following technical scheme：A kind of wet desulphurization equipment of sulphur-containing exhaust gas, including absorption tower
And pipeline, the bottom on the absorption tower, which is provided with, is passed through the air intake of sulphur-containing exhaust gas and outlet of the top provided with waste gas after discharge purification
Mouthful, it is characterised in that:The wet desulphurization equipment also includes desulfurizing agent storage tank, jet pump, water pump and defoaming separator, the suction
Receive and spray head is provided with tower, the bottom on the absorption tower is provided with the leakage fluid dram being connected with desulfurizing agent storage tank, the desulfurizing agent storage
The bottom of tank is provided with liquid outlet, and the liquid outlet connects branch after water pump by pipeline and forms two-way, a-road-through piping with it is same
When be pumped into air the entrance of jet pump be connected, another road is connected by pipeline with the spray head in absorption tower, described
The outlet of jet pump is connected by pipeline with desulfurizing agent storage tank；The gas outlet on the absorption tower passes through pipeline and defoaming separator
It is connected, the defoaming separator is located at the floss hole of discharge foam and drop provided with exhaust outlet and its bottom.
The present invention is further arranged to, and the wet desulphurization equipment also includes blower fan and chimney, the blower fan and chimney and
Exhaust outlet on defoaming separator is connected.
The present invention is further arranged to, and desulfurizing agent entrance and desulfurizing agent outlet, institute are additionally provided with the desulfurizing agent storage tank
State desulfurizing agent outlet and centrifugal pump is connected with by pipeline.
The present invention is further arranged to, and pressure relief pipe is additionally provided with the desulfurizing agent storage tank, the pressure relief pipe is with connecting
Pipeline between absorption tower and defoaming separator is connected.
The present invention is further arranged to, and the floss hole on the defoaming separator is connected by pipeline with desulfurizing agent storage tank
It is logical.
The present invention is further arranged to, and the bottom of the desulfurizing agent storage tank is additionally provided with mouth of listing and indexing.
The present invention is further arranged to, and the absorption tower uses eddy flow tower or packed tower.
The present invention is further arranged to, and the blower fan uses roots blower.
The present invention is further arranged to, and the water pump uses centrifugal pump.
Compared with prior art, the beneficial effects of the present invention are：The wet desulphurization equipment that the present invention is provided combines its work
Skill be mainly used in removing containing hydrogen sulfide, mercaptan, thioether sulfides sulphur-containing exhaust gas, simple to operate, desulfurized effect is good.Its work
It is as principle：After sulphur-containing exhaust gas is entered by the air intake on absorption tower, the desulfurizing agent deposited in advance in desulfurizing agent storage tank by from
Heart pump is transported to spray at spray head and fully contacts and occur with the hydrogen sulfide in sulphur-containing exhaust gas, mercaptan, thioether sulfides
Oxidation reaction, makes sulfide be converted into sulfosalt soluble in water and nontoxic odorless, reacted gas is then by absorption tower top
Gas outlet enter in defoaming separator, after foam-expelling and drop by blower fan from chimney discharge；Row below absorption tower
Liquid mouthful is connected with desulfurizing agent storage tank, and the desulfurizing agent solution failed after reaction is delivered in jet pump in the presence of centrifugal pump,
Jet pump produces suction suction air, makes the oxygen in the active ingredient and air in desulfurizing agent using desulfurizing agent solution as medium
Fully contact mixes and carries out oxygen carrying regenerative response in the presence of desulfurizing agent self component activator, and the desulfurizing agent after regeneration is molten
Liquid is transported in absorption tower with spray mode and sulphur-containing exhaust gas secondary response again again, was entered and is repeated recycling process,
Until it can not regenerate entirely ineffective, this equipment combines the oxidation of desulfurizing agent and regenerative response, effectively prolongs
The service life of desulfurizing agent is grown.The wet desulphurization equipment that the present invention is provided is simple in construction, and desulfurized effect is good.
Brief description of the drawings
Fig. 1 is the structural representation of wet desulphurization equipment in the embodiment of the present invention；
Illustrate in figure：1- absorption towers；11- air intakes；12- gas outlets；13- spray heads；14- leakage fluid drams；2- desulfurizing agent storage tanks；
21- liquid outlets；22- desulfurizing agent entrances；23- desulfurizing agent outlets；24- pressure relief pipes；25- lists and indexes mouth；3- jet pumps；4- water
Pump；5- defoaming separators；51- exhaust outlets；52- floss holes；6- blower fans；7- chimneys；8- pipelines.
Embodiment
With reference to the accompanying drawings and examples, the embodiment to the present invention is described in further detail.Implement below
Example is used to illustrate the present invention, but is not limited to the scope of the present invention.
As shown in figure 1, a kind of wet desulphurization equipment of sulphur-containing exhaust gas, including absorption tower 1 and pipeline 8, the absorption tower 1
Bottom, which is provided with, is passed through the air intake 11 of sulphur-containing exhaust gas and gas outlet 12 of the top provided with waste gas after discharge purification, the wet desulphurization
Equipment also includes being provided with spray head 13, institute in desulfurizing agent storage tank 2, jet pump 3, water pump 4 and defoaming separator 5, the absorption tower 1
The bottom for stating absorption tower 1 is provided with the leakage fluid dram 14 being connected with desulfurizing agent storage tank 2, and the bottom of the desulfurizing agent storage tank 2 is provided with out
Liquid mouthful 21, the liquid outlet 21 connects branch after water pump 4 by pipeline 8 and forms two-way, and a-road-through piping 8 is with being pumped into simultaneously
The entrance of the jet pump 3 of air is connected, and another road is connected by pipeline 8 with the spray head in absorption tower 1, the jet pump
3 outlet is connected by pipeline 8 with desulfurizing agent storage tank 2.Further, the absorption tower 1 uses eddy flow tower or packed tower.
As shown in figure 1, the gas outlet 12 on the absorption tower 1 is connected by pipeline 8 with defoaming separator 5, the foam removal
Separator 5 is located at the floss hole 52 of discharge foam and drop provided with exhaust outlet 51 and its bottom.The wet desulphurization equipment is also
Including blower fan 6 and chimney 7, the blower fan 6 is connected with the exhaust outlet 51 on chimney 7 and defoaming separator 5.Further, institute
State blower fan 6 and use roots blower 6；The water pump 4 uses centrifugal pump.Floss hole 52 on the defoaming separator 5 passes through pipeline 8
It is connected with desulfurizing agent storage tank 2.
As shown in figure 1, desulfurizing agent entrance 22 and desulfurizing agent outlet 23 are additionally provided with the desulfurizing agent storage tank 2, it is described de-
Sulphur agent outlet 23 is connected with centrifugal pump by pipeline 8, desulfurizing agent entrance 22 be used to being put into desulfurizing agent storage tank 2 it is new without
The desulfurizing agent used is crossed, desulfurizing agent outlet 23, which is used to discharge after circulating repetition is utilized and passed through, detects entirely ineffective
Desulfurizing agent.
The wet desulphurization equipment that the present invention is provided is mainly used in removing containing hydrogen sulfide, mercaptan, thioether etc. with reference to its technique
The sulphur-containing exhaust gas of sulfide, simple to operate, desulfurized effect is good.Branch forms two-way after the connection water pump 4 of desulfurizing agent storage tank 2, all the way
For coordinating the sweetening process in absorption tower 1, another road is used for the recycling utilization of desulfurizing agent.
The operation principle of wherein sweetening process is：As shown in figure 1, sulphur-containing exhaust gas is entered by the air intake 11 on absorption tower 1
Afterwards, the desulfurizing agent deposited in advance in desulfurizing agent storage tank 2 is transported at spray head 13 in ejection and sulphur-containing exhaust gas by centrifugal pump
Hydrogen sulfide, mercaptan, thioether sulfides fully contact and occur oxidation reaction, sulfide is converted into soluble in water and odorless
Then nontoxic sulfosalt, reacted gas is entered in defoaming separator 5 by the gas outlet 12 on the top of absorption tower 1, by except
Discharged after foam and drop by blower fan 6 from chimney 7.
Heretofore described desulfurizing agent is with Na2CO3For the alkaline solution of main body, its Na2CO3Mass percent concentration
For 10-15%, the effect of buffering is primarily served, while the phase transfer catalyst comprising 1-5 ‰, 1-10% desulfurizing agents A and desulfurizing agent
The activator of B, 5-10 ‰, wherein phase transfer catalyst can make hydrogen sulfide, organic sulfur compound（Mercaptan, thioether）Etc. being soluble in desulfurizing agent
In, increase the speed of reaction, desulfurizing agent A is directed to hydrogen sulfide, can be directly by H2S is oxidized to Na2SO4, Na2SO4The aqueous solution is nontoxic, nothing
Smelly, desulfurizing agent B is mainly for organic sulfur compound（Mercaptan, thioether）, organic sulfur main oxidation can be made into sodium sulfonate, water and nothing is dissolved in
Smelly, desulfurizing agent A and desulfurizing agent B content can be adjusted according to foul gas composition, generally 1-10%, and activator can
Different amounts are added for different desulfurizing agents, accelerates reaction, odor pollutant is transformed into the nontoxic material of odorless.In addition, also
Anti-icing fluid, defoamer etc. can be added according to requirements, or to the gas of different components, adjust the formula of desulfurizing agent, so that
More efficiently, energy-conservation, economic improvement gases containing stench sulphureous gases.
As shown in figure 1, the leakage fluid dram 14 of the lower section of absorption tower 1 is connected with desulfurizing agent storage tank 2, the desulfurizing agent failed after reaction
Solution is delivered in the presence of centrifugal pump in jet pump 3, and jet pump 3 produces suction suction empty using desulfurizing agent solution as medium
Gas, makes the active ingredient in desulfurizing agent fully contact mixed in the presence of desulfurizing agent self component activator with the oxygen in air
Merge and carry out oxygen carrying regenerative response, the desulfurizing agent solution after regeneration is transported in absorption tower 1 with spray mode and sulfur-bearing again
Waste gas secondary response again, entered and repeats recycling process, until it can not regenerate entirely ineffective, this equipment is by desulfurizing agent
Oxidation and regenerative response combine, and effectively extend the service life of desulfurizing agent.
As shown in figure 1, being additionally provided with pressure relief pipe 24 on the desulfurizing agent storage tank 2, the pressure relief pipe 24 is with connecting absorption
Pipeline 8 between tower 1 and defoaming separator 5 is connected, and pressure relief pipe 24 is used to discharge pressure on desulfurizing agent storage tank 2 and branch road,
Hypertonia in desulfurizing agent storage tank 2 is prevented, the implementation of whole sweetening process is influenceed.The bottom of the desulfurizing agent storage tank 2 is additionally provided with
List and index mouth 25, mouth 25 of listing and indexing be used for when checking desulfurizing agent storage tank 2 in time by it in the desulfurizing agent deposited emit, with progress
Normal maintenance activity.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, some improvement and modification can also be made, above-mentioned hypothesis these
Improvement and modification also should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of wet desulphurization equipment of sulphur-containing exhaust gas, including absorption tower and pipeline, the bottom on the absorption tower, which is provided with to be passed through, to be contained
The gas outlet of the air intake of sulphur waste gas and top provided with waste gas after discharge purification, it is characterised in that:The wet desulphurization equipment is also
Including desulfurizing agent storage tank, jet pump, water pump and defoaming separator, spray head, the bottom on the absorption tower are provided with the absorption tower
Portion is provided with the leakage fluid dram being connected with desulfurizing agent storage tank, and the desulfurizing agent storage tank internal memory is placed with desulfurizing agent and its bottom is provided with out liquid
Mouthful, the liquid outlet connects branch after water pump by pipeline and forms two-way, a-road-through piping and the spray for being pumped into air simultaneously
The entrance for penetrating pump is connected, and another road is connected by pipeline with the spray head in absorption tower, and the outlet of the jet pump passes through
Pipeline is connected with desulfurizing agent storage tank；The gas outlet on the absorption tower is connected by pipeline with defoaming separator, the foam removal
Separator is located at the floss hole of discharge foam and drop provided with exhaust outlet and its bottom.
2. a kind of wet desulphurization equipment of sulphur-containing exhaust gas according to claim 1, it is characterised in that：The wet desulphurization is set
Standby also to include blower fan and chimney, the blower fan is connected with the exhaust outlet on chimney and defoaming separator.
3. a kind of wet desulphurization equipment of sulphur-containing exhaust gas according to claim 1 or 2, it is characterised in that：The desulfurizing agent
Desulfurizing agent entrance and desulfurizing agent outlet are additionally provided with storage tank, the desulfurizing agent outlet is connected with centrifugal pump by pipeline.
4. a kind of wet desulphurization equipment of sulphur-containing exhaust gas according to claim 1, it is characterised in that：The desulfurizing agent storage tank
On be additionally provided with pressure relief pipe, the pipeline between the pressure relief pipe and connection absorption tower and defoaming separator is connected.
5. a kind of wet desulphurization equipment of sulphur-containing exhaust gas according to claim 1 or 2, it is characterised in that：The foam removal point
It is connected from the floss hole on device by pipeline with desulfurizing agent storage tank.
6. a kind of wet desulphurization equipment of sulphur-containing exhaust gas according to claim 1, it is characterised in that：The desulfurizing agent storage tank
Bottom be additionally provided with mouth of listing and indexing.
7. a kind of wet desulphurization equipment of sulphur-containing exhaust gas according to claim 1, it is characterised in that：The absorption tower is used
Eddy flow tower or packed tower.
8. a kind of wet desulphurization equipment of sulphur-containing exhaust gas according to claim 2, it is characterised in that：The blower fan uses sieve
Thatch blower fan.
9. a kind of wet desulphurization equipment of sulphur-containing exhaust gas according to claim 1, it is characterised in that：The water pump use from
Heart pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710164602.4A CN107051190A (en) | 2017-03-20 | 2017-03-20 | A kind of wet desulphurization equipment of sulphur-containing exhaust gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710164602.4A CN107051190A (en) | 2017-03-20 | 2017-03-20 | A kind of wet desulphurization equipment of sulphur-containing exhaust gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107051190A true CN107051190A (en) | 2017-08-18 |
Family
ID=59620061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710164602.4A Withdrawn CN107051190A (en) | 2017-03-20 | 2017-03-20 | A kind of wet desulphurization equipment of sulphur-containing exhaust gas |
Country Status (1)
| Country | Link |
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| CN (1) | CN107051190A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110180362A (en) * | 2019-06-11 | 2019-08-30 | 中国平煤神马集团平顶山朝川焦化有限公司 | A kind of cleaning equipment for waste organic gas |
| CN114425231A (en) * | 2020-10-15 | 2022-05-03 | 中国石油化工股份有限公司 | Device for treating tail gas containing mercaptan and thioether |
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|---|---|---|---|---|
| JPS5650994A (en) * | 1979-10-04 | 1981-05-08 | Kawasaki Kasei Chem Ltd | Removal of sulfur and hydrogen cyanide from fuel gas |
| JPS61255993A (en) * | 1985-05-09 | 1986-11-13 | Nippon Kokan Kk <Nkk> | Method of regenerating desulfurizing solution |
| CN1040513A (en) * | 1988-08-30 | 1990-03-21 | 武汉化工原料厂 | The sulfur method of material synthesis gas during oxalic acid is produced |
| CN201930698U (en) * | 2010-09-02 | 2011-08-17 | 河北科技大学 | Absorption liquid distributor of desulfurizing tower |
| CN102895862A (en) * | 2012-10-25 | 2013-01-30 | 四川皇龙智能破碎技术股份有限公司 | Method and system for removing hydrogen sulfide from coal gas through single tower |
| CN104474863A (en) * | 2014-11-13 | 2015-04-01 | 中国石油化工股份有限公司 | Skid-mounted Claus sulfur-containing tail gas treatment apparatus |
| CN105817130A (en) * | 2016-05-10 | 2016-08-03 | 四川西油致诚石油技术有限公司 | Device for efficient treatment of exhaust gas hydrogen sulfide |
| CN106362573A (en) * | 2016-11-30 | 2017-02-01 | 唐山绿源环保科技有限公司 | Desulfurizer and desulphurising process for mixed gas containing sulfides in diversified forms |
-
2017
- 2017-03-20 CN CN201710164602.4A patent/CN107051190A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5650994A (en) * | 1979-10-04 | 1981-05-08 | Kawasaki Kasei Chem Ltd | Removal of sulfur and hydrogen cyanide from fuel gas |
| JPS61255993A (en) * | 1985-05-09 | 1986-11-13 | Nippon Kokan Kk <Nkk> | Method of regenerating desulfurizing solution |
| CN1040513A (en) * | 1988-08-30 | 1990-03-21 | 武汉化工原料厂 | The sulfur method of material synthesis gas during oxalic acid is produced |
| CN201930698U (en) * | 2010-09-02 | 2011-08-17 | 河北科技大学 | Absorption liquid distributor of desulfurizing tower |
| CN102895862A (en) * | 2012-10-25 | 2013-01-30 | 四川皇龙智能破碎技术股份有限公司 | Method and system for removing hydrogen sulfide from coal gas through single tower |
| CN104474863A (en) * | 2014-11-13 | 2015-04-01 | 中国石油化工股份有限公司 | Skid-mounted Claus sulfur-containing tail gas treatment apparatus |
| CN105817130A (en) * | 2016-05-10 | 2016-08-03 | 四川西油致诚石油技术有限公司 | Device for efficient treatment of exhaust gas hydrogen sulfide |
| CN106362573A (en) * | 2016-11-30 | 2017-02-01 | 唐山绿源环保科技有限公司 | Desulfurizer and desulphurising process for mixed gas containing sulfides in diversified forms |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110180362A (en) * | 2019-06-11 | 2019-08-30 | 中国平煤神马集团平顶山朝川焦化有限公司 | A kind of cleaning equipment for waste organic gas |
| CN114425231A (en) * | 2020-10-15 | 2022-05-03 | 中国石油化工股份有限公司 | Device for treating tail gas containing mercaptan and thioether |
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Application publication date: 20170818 |