CN106512686A - Thermal desorption tail gas treatment system for organic contaminated soil - Google Patents

Thermal desorption tail gas treatment system for organic contaminated soil Download PDF

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Publication number
CN106512686A
CN106512686A CN201611050877.7A CN201611050877A CN106512686A CN 106512686 A CN106512686 A CN 106512686A CN 201611050877 A CN201611050877 A CN 201611050877A CN 106512686 A CN106512686 A CN 106512686A
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reactor
treatment system
thermal desorption
exhaust treatment
tail gas
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CN201611050877.7A
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Chinese (zh)
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CN106512686B (en
Inventor
王钰
郭利民
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WUHAN STHB ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd.
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Huazhong University of Science and Technology
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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
    • B01D53/75—Multi-step processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
    • B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
    • B01D45/16—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream, the centrifugal forces being generated solely or partly by mechanical means, e.g. fixed swirl vanes
    • 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
    • B01D53/02—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 adsorption, e.g. preparative gas chromatography
    • 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
    • B01D53/38—Removing components of undefined structure
    • B01D53/40—Acidic components
    • 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
    • B01D53/77—Liquid phase processes
    • B01D53/78—Liquid phase processes with gas-liquid contact
    • 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
    • B01D53/8678—Removing components of undefined structure
    • B01D53/8687—Organic components
    • 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
    • B01D53/88—Handling or mounting catalysts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09C—RECLAMATION OF CONTAMINATED SOIL
    • B09C1/00—Reclamation of contaminated soil
    • B09C1/005—Extraction of vapours or gases using vacuum or venting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09C—RECLAMATION OF CONTAMINATED SOIL
    • B09C1/00—Reclamation of contaminated soil
    • B09C1/06—Reclamation of contaminated soil thermally
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/104—Alumina
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/106—Silica or silicates
    • B01D2253/108—Zeolites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/209—Other metals
    • B01D2255/2092—Aluminium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/50—Zeolites

Abstract

The invention belongs to the field of treatment of organic contaminated soil, and discloses a thermal desorption tail gas treatment system for organic contaminated soil. The tail gas treatment system comprises a cyclone dust collector, a first reactor, a second reactor, an air fan and a spray tower. Contaminants to be treated are subjected to dust removal by the cyclone dust collector firstly and then enter the first reactor and the second reactor to be adsorbed and heated for catalytic decomposition, and the air fan provides oxygen for the heating catalytic decomposition process and helps cool a catalyst after the process is completed at the same time; finally, the contaminants to be treated enters the spray tower to be further purified, and accordingly, the tail gas treatment process is completed. By means of the thermal desorption tail gas treatment system, continuous non-stop treatment of the exhaust gas is realized, the two catalytic reactors operate ingeniously in parallel at the same time to perform 'adsorption-heating catalytic decomposition' alternately, energy consumption is reduced while the organic contaminates are effectively treated, and energy and extra space are saved.

Description

A kind of organic polluted soil Thermal desorption exhaust treatment system
Technical field
The invention belongs to organic polluted soil process field, more particularly, to a kind of organic polluted soil Thermal desorption tail Gas processing system.
Background technology
At present, the processing method of contaminated soil has many kinds, and wherein thermal desorption technology belongs to wherein the more commonly used and convenient One kind, it is adaptable to volatility or semi-volatile organic matter are administered, with soil after treatment effeciency height, non-secondary pollution, reparation Available feature, but there is also that energy consumption is larger, and heat utilization rate is low, needs to process again as the activated carbon of tail gas adsorption The problems such as.
Typically, thermal desorption processes are divided into thermal desorption and vent gas treatment two parts, and thermal desorption part refers to pollutant relative Separate with soil at high temperature, vent gas treatment part refers to the pollutant of desorption with high temperature incineration or catalysis burning or activated carbon The mode of absorption is processed, and high temperature incineration generally needs to carry out at a high temperature of 1200 DEG C, and energy consumption accounts for technique total energy consumption More than 60%, the requirement to equipment is higher, and the space that equipment is occupied is larger, and energy consumption is higher, therefore, it is difficult to large-scale application；And show Some catalytic combustion devices are typically complex, desorbing after needing first to adsorb organic exhaust gas, so that desorption equipment is equipped with, Exhaust treatment efficiency is not only resulted in so low, in addition it is also necessary to take a large amount of places and additional equipment investment.Additionally, for being catalyzed burning Catalyst need periodic replacement, replacement cost is higher.Direct catalytic combustion device is for the effect for processing low concentration gas simultaneously Rate is relatively low, the heat produced when pollutant are burnt cannot effectively utilizes, cause the technology cannot large-scale promotion application.
The content of the invention
For the disadvantages described above or Improvement requirement of prior art, the invention provides a kind of organic polluted soil Thermal desorption tail Gas processing system, by using two groups of catalytic reactor parallel work-flows, carrying out " Adsorption Concentration-catalytic decomposition " operation in turn, by This solves the low technical problem of exhaust treatment system high energy consumption and treatment effeciency after thermal desorption.
For achieving the above object, according to one aspect of the present invention, there is provided a kind of tail of organic polluted soil Thermal desorption Gas processing system, the exhaust treatment system include cyclone dust extractor, first reactor, second reactor, air blower and spray Tower, it is characterised in that：
The first reactor and second reactor parallel connection after one end be connected with the cyclone dust extractor, the other end with it is described Spray column connects, in addition, the first reactor is identical with second reactor structure and is interconnected, for adsorbing and heating is urged Change the Organic substance decomposed in pending pollutant, be respectively provided between the cyclone dust extractor and first, second reactor There are the first valve and the second valve, first valve and the second valve to open any of which one, the first reactor and the second reaction Device from parallel connection be changed into series connection, pending pollutant enter the cyclone dust extractor dedusting, subsequently enter the first reactor or Adsorption process is realized in second reactor, then realizes that heatable catalytic decomposes in the second reactor or first reactor, Further purify in finally entering the spray column, so as to realize the vent gas treatment of pending pollutant；
Additionally, the air blower is connected with the first reactor and second reactor, on the one hand in the heating Oxygen is provided in catalytic decomposition, on the other hand to the second reactor or the first reaction after the completion of heatable catalytic decomposition Catalyst in device is lowered the temperature.
Preferably, the heating in the first reactor and second reactor is using in electrical heating or microwave heating Kind.
Preferably, the catalyst arrangement mode in the first reactor and second reactor adopts quartz ampoule array, pottery One kind or combination in porcelain tube array or metal tube array.
Preferably, the catalyst in the first reactor and second reactor adopts the zeolite molecular sieve of support type, bears Carry aluminium oxide and the one kind in porous oxide or combination.
Preferably, dehydrating tower is also associated between the air blower and first, second reactor, for removing sky Vapor in gas, prevents the catalyst hydrothermal aging in first, second reactor.
Preferably, alkaline aqueous solution is adopted in the spray column, for removing sour gas in pending pollutant.
In general, by the contemplated above technical scheme of the present invention compared with prior art, can obtain down and show Beneficial effect：
1st, the present invention is by using the first valve and the second valve, by first, second reactor is changed into the mode connected, continuously not The process tail gas of shutdown, while cleverly adopting two groups of catalytic reactor parallel work-flows, carries out " absorption-heatable catalytic point in turn Solution " operation, reduces energy consumption while effectively having processed organic pollution, additionally, compared with prior art, existing catalysis Desorbing after burning first absorption, needs to be equipped with desorption equipment, and the present invention need not be desorbed equipment, save energy consumption and extra place；
2nd, the present invention is by adopting air blower, both can with supplemental oxygen, prevent the generation of harmful by-products, again can plus The rate of cooling of fast catalyst, improves the overall operation efficiency of system；
3rd, pass through the selection of catalyst and its arrangement mode in the present invention so that catalyst both can be adsorbed with low temperature Organic pollutants, again can catalytic decomposition pollutant at high temperature；
4th, the present invention is being removed by being provided with dehydrating tower between the air blower and first, second reactor The catalyst hydrothermal aging in first, second reactor is prevented while the vapor gone in air；
5th, the present invention is by using the spray column equipped with alkaline aqueous solution, producing in effectively removing catalytic decomposition process It is chloride to wait sour gas, reach the effect of purification gas.
Description of the drawings
Fig. 1 is the structural representation according to the exhaust treatment system constructed by a preferred embodiment of the present invention；
Fig. 2 be according to temperature in the first reactor and second reactor constructed by a preferred embodiment of the present invention and The relation of time.
In all of the figs, identical reference be used for represent identical element or structure, wherein：
1- cyclone dust extractors 2- the first valve 3- the second valve 4- the first pass ball valve 5- first reactor 6- second reactors 7- first row QI KOU 8- second exhaust port 9- the second pass ball valve 10- dehydrating tower 11- air blower 12- spray columns
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, it is below in conjunction with drawings and Examples, right The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, and It is not used in the restriction present invention.As long as additionally, technical characteristic involved in invention described below each embodiment Do not constitute conflict each other can just be mutually combined.
Fig. 1 is the structural representation according to the exhaust treatment system constructed by a preferred embodiment of the present invention；Such as Fig. 1 It is shown, a kind of exhaust treatment system of organic polluted soil Thermal desorption, including cyclone dust extractor 1, the first valve 2, the second valve 3, One pass ball valve 4, first reactor 5, second reactor 6, first row QI KOU 7, second exhaust port 8, the second pass ball valve 9, dehydrating tower 10th, air blower 11, spray column 12.
Embodiments in accordance with the present invention, the waste gas that contaminated soil Thermal desorption is typically produced by existing catalytic combustion system Catalytic reactor is passed directly into after dust removal process, catalyst combustion reaction is generally carried out in the case where being not less than 400 DEG C by organic waste Edema caused by disorder of QI solution, so not only energy consumption is higher, and relatively low for the treatment effeciency of pollutant, causes energy waste, cost to increase.This Invention first by contaminated soil Thermal desorption produce waste gas be passed through cyclone dust extractor 1 be dried, depositing dust, cooling process, favorably React in the cryogenic absorption of next step organic pollution, the first valve 2 and the second valve 3 described in alternation switch, form A and B respectively Two states, when state is A, open the first valve 2, close first row QI KOU 7, close the second valve 3, open second exhaust port 8, First pass ball valve 4 and the second pass ball valve 9 are connected with second reactor 6 respectively, and state B is complete with the valve state of A conversely, in A Under state, first reactor 5 starts Adsorption Concentration organic pollution at low temperature, and pure air and the air blower 11 of discharge are roused The air for going out enters second reactor 6 after mixing, and now 6 start programs heat up, and concentrated organic pollution is carried out High-temperature catalytic decomposes, and is expelled to spray column 12 by 7, is kept for a period of time after uniform temperature is warming up to, and then starts cooling, When organic pollution concentration in 5 reaches certain value, now the temperature in 6 is also down to room temperature, while dense on the catalyst in 6 The organic pollution of contracting decomposes completely, and catalyst is regenerated, and can at this moment be switched to B state, organic dirt with secondary utilization Dye thing starts in 6 Adsorption Concentration again, and the air that pure air and the air blower 11 of discharge are bloated enters the after mixing One reactor 5, and organic pollution concentrated in 5 during intensification by catalytic decomposition, by 7 row of first row QI KOU Go out to spray column 12, described first reactor 5, second reactor 6 are by electrically heated mode to the internal catalyst for loading Heated, described catalyst refers to the bifunctional catalyst with absorption and catalytic decomposition function, the such as zeolite of support type Molecular sieve, Supported alumina, porous oxide etc., described air blower 11 refer specifically to for outside pure air to introduce catalysis instead In answering device, extra oxygen is on the one hand provided in catalytic decomposition process, it is to avoid the burning under anaerobic condition generates poisonous by-product Thing, on the one hand in temperature-fall period plays a part of rapid purging cooling, reduces the cool time of catalyst.What the present invention was provided A kind of soil Thermal desorption exhaust treatment system, can continuous non-stop-machine process tail gas, while cleverly anti-using two groups of catalysis Device parallel work-flow is answered, " absorption-catalytic decomposition " operation is carried out in turn, traditional catalytic unit needs first to concentrate waste gas, Then the waste gas of concentration is desorbed by elevated temperature desorption again, then the waste gas being desorbed is carried out high-temperature catalytic decomposition, whole mistake The energy consumption of journey is very high.
According to an embodiment of the invention on one side, first reactor 5, the heating means of second reactor 6 can be One kind in electrical heating or microwave heating, wherein microwave heating have that firing rate is fast, the low feature of energy consumption.
According to an embodiment of the invention on the other hand, first reactor 5, the catalyst arrangement side of second reactor 6 Formula can be quartz ampoule array, earthenware array or metal tube array one kind or combination.
Of the invention to have on one side, the catalyst in first reactor 5, second reactor 6 can be support type Zeolite molecular sieve, Supported alumina, porous oxide be a kind of or combination.
Fig. 2 be according to temperature in the first reactor and second reactor constructed by a preferred embodiment of the present invention and The relation of time, as shown in Fig. 2 during whole operation 2 reactors temperature changing process, it is seen that the temperature of two reactors Spend alternately to rise, be Adsorption of Organic enriching stage in low-temperature zone, in the organic pollution catalysis that high temperature section is concentration Catabolic phase, by the cryogenic absorption and the high-temperature catalytic of short period of long period, effectively reduces the energy of whole operation Consumption.
As it will be easily appreciated by one skilled in the art that the foregoing is only presently preferred embodiments of the present invention, not to The present invention, all any modification, equivalent and improvement made within the spirit and principles in the present invention etc. are limited, all should be included Within protection scope of the present invention.

Claims (6)

1. a kind of exhaust treatment system of organic polluted soil Thermal desorption, the exhaust treatment system include cyclone dust extractor (1), One reactor (5), second reactor (6), air blower (11) and spray column (12), it is characterised in that：
After the first reactor (5) and second reactor (6) parallel connection, one end is connected with the cyclone dust extractor (1), the other end It is connected with the spray column (12), in addition, the first reactor (5) is identical with second reactor (6) structure and is interconnected, Decompose the Organic substance in pending pollutant, the cyclone dust extractor (1) and described first, second for absorption and heatable catalytic Reactor (5,6) between be respectively arranged with the first valve (2) and the second valve (3), first valve and the second valve open any of which One, the first reactor and second reactor are changed into series connection from parallel connection, and pending pollutant enter the cyclone dust extractor Dedusting, realizes adsorption process in subsequently entering the first reactor or second reactor, then through the second reactor or Realize in first reactor that heatable catalytic decomposes, further purify in finally entering the spray column, so as to realize pending dirt The vent gas treatment of dye thing；
Additionally, the air blower (11) is connected with the first reactor (5) and second reactor (6), on the one hand in institute State during heatable catalytic decomposes and oxygen is provided, on the other hand to the second reactor or the after the completion of heatable catalytic decomposition Catalyst in one reactor is lowered the temperature.
2. the exhaust treatment system of a kind of organic polluted soil Thermal desorption according to claim 1, it is characterised in that described Heating in first reactor (5) and second reactor (6) is using the one kind in electrical heating or microwave heating.
3. the exhaust treatment system of a kind of organic polluted soil Thermal desorption according to claim 1 and 2, it is characterised in that Catalyst arrangement mode in the first reactor (5) and second reactor (6) adopt quartz ampoule array, earthenware array or One kind or combination in metal tube array.
4. the exhaust treatment system of a kind of organic polluted soil Thermal desorption according to any one of claim 1-3, its feature It is, zeolite molecular sieve, load oxygen of the catalyst in the first reactor (5) and second reactor (6) using support type Change aluminum and the one kind in porous oxide or combination.
5. the exhaust treatment system of a kind of organic polluted soil Thermal desorption according to any one of claim 1-4, its feature Be, the air blower (11) and first, second reactor (5,6) between be also associated with dehydrating tower (10), for removing The vapor gone in air, prevents the catalyst hydrothermal aging in first, second reactor.
6. a kind of organic polluted soil Thermal desorption exhaust treatment system according to any one of claim 1-4, its feature exist In adopting alkaline aqueous solution in the spray column (12), for removing sour gas in pending pollutant.
CN201611050877.7A 2016-11-24 2016-11-24 A kind of organic polluted soil Thermal desorption exhaust treatment system Active CN106512686B (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107485949A (en) * 2017-09-11 2017-12-19 中国环境科学研究院 The exhaust gas treating method and device of indirect thermal desorption renovation of organic pollution soil
CN107670629A (en) * 2017-11-09 2018-02-09 大丰鑫源达化工有限公司 A kind of device that salt is analysed using tail gas acid gas
CN107961633A (en) * 2017-11-30 2018-04-27 江苏飞视文化发展有限公司 A kind of printing machine waste gas recovery purification method
CN108744966A (en) * 2018-08-31 2018-11-06 西安科技大学 A kind of photocatalysis coupled reaction unit of collecting carbonic anhydride-and its application method
CN108815985A (en) * 2018-06-20 2018-11-16 荆门市拓达科技有限公司 A kind of method of pulse-heating type processing contaminated soil Thermal desorption tail gas
CN108870424A (en) * 2018-07-17 2018-11-23 长沙奥邦环保实业有限公司 A kind of soil restoring device and its restorative procedure
CN109290346A (en) * 2018-09-20 2019-02-01 东莞帆生态研究院有限公司 Organic polluted soil purification method and organic polluted soil purification device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1608710A (en) * 2003-10-20 2005-04-27 中国石油化工股份有限公司 Active carbon fiber device and method for adsorbing, recovering and treating organic waste gas
US20090130011A1 (en) * 2004-09-30 2009-05-21 Babcock Power Environmental Inc. Systems and Methods for Removing Materials From Flue Gas Via Regenerative Selective Catalytic Reduction
CN102489107A (en) * 2011-12-14 2012-06-13 华北电力大学（保定） Desulfurization and denitrification process utilizing microwave to intermittently irradiate activated carbon

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1608710A (en) * 2003-10-20 2005-04-27 中国石油化工股份有限公司 Active carbon fiber device and method for adsorbing, recovering and treating organic waste gas
US20090130011A1 (en) * 2004-09-30 2009-05-21 Babcock Power Environmental Inc. Systems and Methods for Removing Materials From Flue Gas Via Regenerative Selective Catalytic Reduction
CN102489107A (en) * 2011-12-14 2012-06-13 华北电力大学（保定） Desulfurization and denitrification process utilizing microwave to intermittently irradiate activated carbon

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107485949A (en) * 2017-09-11 2017-12-19 中国环境科学研究院 The exhaust gas treating method and device of indirect thermal desorption renovation of organic pollution soil
CN107670629A (en) * 2017-11-09 2018-02-09 大丰鑫源达化工有限公司 A kind of device that salt is analysed using tail gas acid gas
CN107670629B (en) * 2017-11-09 2023-08-22 大丰鑫源达化工有限公司 Device for separating salt from acid gas by utilizing tail gas
CN107961633A (en) * 2017-11-30 2018-04-27 江苏飞视文化发展有限公司 A kind of printing machine waste gas recovery purification method
CN107961633B (en) * 2017-11-30 2020-03-17 江苏飞视文化发展有限公司 Waste gas recovery and purification method for printing machine
CN108815985A (en) * 2018-06-20 2018-11-16 荆门市拓达科技有限公司 A kind of method of pulse-heating type processing contaminated soil Thermal desorption tail gas
CN108870424A (en) * 2018-07-17 2018-11-23 长沙奥邦环保实业有限公司 A kind of soil restoring device and its restorative procedure
CN108744966A (en) * 2018-08-31 2018-11-06 西安科技大学 A kind of photocatalysis coupled reaction unit of collecting carbonic anhydride-and its application method
CN109290346A (en) * 2018-09-20 2019-02-01 东莞帆生态研究院有限公司 Organic polluted soil purification method and organic polluted soil purification device

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