CN112263900A - Flue gas desulfurization, denitrification and dust removal device for industrial kiln - Google Patents

Flue gas desulfurization, denitrification and dust removal device for industrial kiln Download PDF

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Publication number
CN112263900A
CN112263900A CN202011121120.9A CN202011121120A CN112263900A CN 112263900 A CN112263900 A CN 112263900A CN 202011121120 A CN202011121120 A CN 202011121120A CN 112263900 A CN112263900 A CN 112263900A
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CN
China
Prior art keywords
desulfurization
ash
flue gas
intercommunication
pipe
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
Application number
CN202011121120.9A
Other languages
Chinese (zh)
Inventor
刘科
吴飞
张立凯
史薇
李金虎
王思凯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Triumph International Engineering Co Ltd
Shenzhen Triumph Technology Engineering Co Ltd
Original Assignee
China Triumph International Engineering Co Ltd
Shenzhen Triumph Technology Engineering Co Ltd
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Publication date
Application filed by China Triumph International Engineering Co Ltd, Shenzhen Triumph Technology Engineering Co Ltd filed Critical China Triumph International Engineering Co Ltd
Priority to CN202011121120.9A priority Critical patent/CN112263900A/en
Publication of CN112263900A publication Critical patent/CN112263900A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/75Multi-step processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D50/00Combinations of methods or devices for separating particles from gases or vapours
    • B01D50/20Combinations of devices covered by groups B01D45/00 and B01D46/00
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/46Removing components of defined structure
    • B01D53/48Sulfur compounds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/46Removing components of defined structure
    • B01D53/54Nitrogen compounds
    • B01D53/56Nitrogen oxides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/77Liquid phase processes
    • B01D53/78Liquid phase processes with gas-liquid contact
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/81Solid phase processes
    • B01D53/82Solid phase processes with stationary reactants
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/96Regeneration, reactivation or recycling of reactants
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23JREMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J15/00Arrangements of devices for treating smoke or fumes
    • F23J15/02Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
    • F23J15/022Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23JREMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J15/00Arrangements of devices for treating smoke or fumes
    • F23J15/02Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
    • F23J15/022Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
    • F23J15/025Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow using filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23JREMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J15/00Arrangements of devices for treating smoke or fumes
    • F23J15/02Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
    • F23J15/022Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
    • F23J15/027Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow using cyclone separators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23JREMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J15/00Arrangements of devices for treating smoke or fumes
    • F23J15/02Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
    • F23J15/04Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material using washing fluids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2251/00Reactants
    • B01D2251/20Reductants
    • B01D2251/206Ammonium compounds
    • B01D2251/2062Ammonia
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2251/00Reactants
    • B01D2251/40Alkaline earth metal or magnesium compounds
    • B01D2251/404Alkaline earth metal or magnesium compounds of calcium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2251/00Reactants
    • B01D2251/60Inorganic bases or salts
    • B01D2251/604Hydroxides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2258/00Sources of waste gases
    • B01D2258/02Other waste gases
    • B01D2258/0283Flue gases

Abstract

The invention provides a flue gas desulfurization, denitrification and dust removal device for an industrial kiln, which comprises a flue (3) which is sequentially communicated with a desulfurization tower (4), a cyclone dust collector (5), a denitrification dust collector (7), a fan (11), a flue gas low-temperature section (13) and a chimney (14), and is characterized in that: still communicate desulfurization ash recirculation subassembly (6) between cyclone (5) and desulfurizing tower (4), it has first storehouse pump (107) to still communicate on desulfurization ash recirculation subassembly (6), the intercommunication has second storehouse pump (109) on denitration dust remover (7), first storehouse pump (107) one end and waste material storehouse (10) intercommunication, second storehouse pump (109) one end and cyclone (5) intercommunication, it communicates with first storehouse pump (107) and second storehouse pump (109) respectively through the pipeline to set up high pressurized air source (105). The invention has the advantages of simple structure, convenient use, small floor area, integration of flue gas desulfurization, denitrification and dust removal, low dust discharge amount, high utilization rate of desulfurized ash and the like.

Description

Flue gas desulfurization, denitrification and dust removal device for industrial kiln
The technical field is as follows:
the invention relates to the field of comprehensive treatment of industrial kiln flue gas in building material industry, in particular to a flue gas desulfurization, denitrification and dust removal device for an industrial kiln.
Background art:
in recent years, due to the gradual deterioration of the atmospheric environment, the emission standard of the flue gas of the industrial kiln is increasingly strict, and part of areas require an environment-friendly system to be used for standby and realize ultralow emission. However, the traditional desulfurization, denitrification and dust removal process is high-temperature denitrification and semi-dry desulfurization and dust removal, the process has large floor area, large one-time investment and complex equipment maintenance, and the risk of ammonium sulfate blocking the low-temperature section of the boiler flue gas exists. A new process capable of overcoming the defects of the process is needed, and the process not only can improve the dry desulfurization efficiency but also can realize ultralow dust emission while desulfurization, denitrification and dust removal are carried out.
The invention content is as follows:
the invention aims to overcome the defects in the prior art and provides a flue gas desulfurization, denitrification and dust removal device for an industrial kiln.
The application provides the following technical scheme:
the utility model provides an industrial kiln flue gas desulfurization denitration dust collector, it is including the glass kiln that communicates in proper order, boiler flue gas high temperature section, flue denitration agent add subassembly, desulfurizing tower, cyclone, denitration dust remover, fan, flue gas low temperature section and chimney, still communicates the desulfurization ash in desulfurizing tower one side and adds its characterized in that of subassembly: still communicate desulfurization ash recirculation assembly between cyclone and desulfurizing tower, still communicate first storehouse pump on desulfurization ash recirculation assembly, the last intercommunication of denitration dust remover has at least one second storehouse pump, first storehouse pump one end and waste material storehouse intercommunication, second storehouse pump one end and cyclone intercommunication set up high pressurized air source, high pressurized air source passes through the pipeline and communicates with first storehouse pump and second storehouse pump respectively.
On the basis of the technical scheme, the following further technical scheme can be provided:
denitration agent adds the subassembly and includes the aqueous ammonia jar, has unloaded the ammonia pump at aqueous ammonia jar one end tip intercommunication, is equipped with the aqueous ammonia conveyer pipe with the flue intercommunication at aqueous ammonia jar other end tip, is equipped with the aqueous ammonia spray gun with aqueous ammonia conveyer pipe intercommunication in the flue, still is equipped with the ammonia pump on the aqueous ammonia conveyer pipe.
The desulfurization ash adding assembly comprises a lime bin, the lower end of the lime bin is communicated with a weighing bin through a lime pipe, a manual gate valve and an electric feeder are sequentially connected to the lime pipe, a weightless scale and a screw conveyor are sequentially communicated to one end of the weighing bin, and one end of the screw conveyor is communicated with the desulfurization tower through a lime conveying pipe.
The desulfurization ash recycling assembly comprises an ash inlet pipe, one end of the ash inlet pipe is communicated with the cyclone dust collector, an ash inlet valve is arranged on the ash inlet pipe, the other end of the ash inlet pipe is communicated with a middle weighing bin, one end of the middle weighing bin is sequentially communicated with a weightless scale and a second screw conveyor, and one end of the second screw conveyor is communicated with the desulfurization tower through an ash return pipe.
Still be equipped with the ash discharge pipe on the desulfurizing tower, be equipped with on the ash discharge pipe and correspond complex ash discharge gate valve and ash discharge rotary valve.
The invention has the advantages that:
the invention has the advantages of simple structure, convenient use, small floor area, integration of flue gas desulfurization, denitrification and dust removal, low dust discharge and the like. Particularly, the recycling of the desulfurization ash is realized, so that the utilization rate of the desulfurization ash is improved while the desulfurization efficiency is improved, and the desulfurization operation cost is reduced.
Description of the drawings:
fig. 1 is a schematic structural view of the present invention.
The specific implementation mode is as follows:
as shown in fig. 1, the flue gas desulfurization, denitrification and dust removal device for the industrial kiln comprises a glass kiln 1, a boiler flue gas high-temperature section 2, a flue 3, a denitrifying agent adding component 8, a desulfurizing tower 4, a cyclone dust collector 5, a denitrification dust collector 7, a fan 11, a flue gas low-temperature section 13 and a chimney 14 which are sequentially communicated, wherein one side of the desulfurizing tower 4 is also communicated with a desulfurizing ash adding component 9.
Denitration agent add subassembly 8, including being equipped with aqueous ammonia jar 82 in flue 3 one side, be the aqueous ammonia as denitration agent in the aqueous ammonia jar 82. An ammonia unloading pump 81 is communicated with one end part of the ammonia water tank 82, an ammonia water delivery pipe 85 communicated with the flue 3 is arranged at the other end part of the ammonia water tank 82, an ammonia water spray gun 84 communicated with the ammonia water delivery pipe 85 is arranged in the flue 3, and an ammonia water pump 83 is also arranged on the ammonia water delivery pipe 85. The spraying direction of the ammonia water spray gun 84 is the same as the flow direction of the flue gas.
The desulfurized fly ash adding component 9 comprises a lime bin 91, and slaked lime for desulfurization is filled in the lime bin 91. The lower end of the lime bin 91 is communicated with a weighing bin 94 through a lime pipe 97. The lime pipe 97 is also connected with a manual gate valve 92 and an electric feeder 93 in sequence. A discharge hole at the lower end of the weighing bin 94 is also sequentially communicated with a weightlessness scale 95 and a screw conveyor 96, and one end of the screw conveyor 96 is communicated with the desulfurizing tower 4 through a lime conveying pipe 98.
And a desulfurized ash recirculation assembly 6 is communicated between the cyclone dust collector 5 and the desulfurizing tower 4. The desulfurization ash recycling component 6 comprises an ash inlet pipe 65, one end of the ash inlet pipe 65 is communicated with the cyclone dust collector 5, an ash inlet valve 61 is arranged on the ash inlet pipe 65, the other end of the ash inlet pipe 65 is communicated with a middle weighing bin 62, a discharge port at the lower end of the middle weighing bin 62 is sequentially communicated with a weightlessness scale 63 and a second screw conveyor 64, and one end of the second screw conveyor 64 is communicated with the desulfurization tower 4 through an ash return pipe 66. The second screw conveyer 64 is also communicated with a waste ash pipe 106a, the waste ash pipe 106a is provided with a feeding valve 106, one end of the waste ash pipe 106a is communicated with a first bin pump 107, and one end of the first bin pump 107 is communicated with the waste bin 10 through a pipeline.
The denitration dust remover 7 comprises a dust remover shell 7a, and a group of catalytic ceramic filter tubes 71 are arranged in the dust remover shell 7a and used for denitration dust removal and secondary desulfurization of flue gas. Two conical bottoms are arranged at the lower end of the dust remover shell 7a, a dust exhaust pipe 7b is communicated with each conical bottom, a second feeding valve 108 is arranged on each dust exhaust pipe 7b, and a second bin pump 109 is communicated with the lower end of each dust exhaust pipe 7 b. The two second bin pumps 109 are connected in series with the cyclone 5 through a pipeline.
Set up a high-pressure gas source 105, high-pressure gas source 105 pass through the trachea and communicate with first storehouse pump 107 and a second storehouse pump 109 respectively, push waste material storehouse 10 with the desulfurization ash of first storehouse pump 107 through the compressed gas of high-pressure gas source 105 output, push cyclone 5 with the desulfurization ash in the second storehouse pump 109.
The lower end of the desulfurizing tower 4 is also provided with an ash discharge pipe 44, and the ash discharge pipe 44 is provided with an ash discharge gate valve 42 and an ash discharge rotary valve 43 which are correspondingly matched.
The working process is as follows:
flue gas discharged by the glass kiln enters a flue 3 through a boiler flue gas high-temperature section 2, then the flue gas is mixed with ammonia water, enters a desulfurizing tower 4, and then reacts with desulfurized lime input by a desulfurized ash adding component 9 to carry out dry desulfurization,
then the flue gas reenters cyclone 5, and then the flue gas can get into denitration dust remover 7 from the one end of cyclone 5, and the desulfurization ash that produces at cyclone 5 can get into middle storehouse 62 of weighing through advancing ash pipe 65, then passes through weightlessness balance 63, second screw conveyer 64, and the circulation that thereby realizes the desulfurization ash is used in the desulfurization tower 4 is inputed the desulfurization ash again to the ash returning pipe 66.
In addition, the part of the desulfurized ash accumulated at the bottom of the desulfurizing tower 4 can be discharged through the ash discharge pipe 44, and is received and then removed by using a ton bag, and the feeding valve 106 is opened at regular time when the device is in operation, so that the part of the desulfurized ash transferred by the second screw conveyer 64 enters the first bin pump 107 and then enters the waste bin 10 under the action of the high-pressure air source 105.
A small amount of sulfur, lime particles and dust also remain in the flue gas entering the denitration dust remover 7, and the lime particle dust remaining in the flue gas forms a lime particle layer cake in the dust deposition process of the ceramic fiber filter tube 71, and the lime particle layer cake further increases the desulfurization reaction and further desulfurizes the flue gas. The sulfur, lime particles and dust accumulated at the bottom of the denitration dust remover 7 enter the second bin pump 109 when the second feeding valve 108 is opened, and then enter the cyclone dust remover 5 under the action of the high-pressure air source 105 to participate in the circulation of the desulfurization ash.
The flue gas discharged from the denitration dust remover 7 enters a flue gas low-temperature section 13 under the action of a fan 11 and is finally discharged from a chimney 14.

Claims (5)

1. The utility model provides an industrial kiln flue gas desulfurization denitration dust collector, it is including the glass kiln (1) that communicates in proper order,. boiler flue gas high temperature section (2), flue (3) denitration agent add subassembly (8), desulfurizing tower (4), cyclone (5), denitration dust remover (7), fan (11), flue gas low temperature section (13) and chimney (14), it adds subassembly (9) its characterized in that to still communicate the desulfurization ash in desulfurizing tower (4) one side: still communicate desulfurization ash recirculation subassembly (6) between cyclone (5) and desulfurizing tower (4), still the intercommunication has first storehouse pump (107) on desulfurization ash recirculation subassembly (6), the intercommunication has at least one second storehouse pump (109) on denitration dust remover (7), first storehouse pump (107) one end and waste material storehouse (10) intercommunication, second storehouse pump (109) one end and cyclone (5) intercommunication set up high pressurized air source (105), it communicates with first storehouse pump (107) and second storehouse pump (109) respectively through the pipeline.
2. The desulfurization, denitrification and dust removal device for the flue gas of the industrial kiln and furnace as claimed in claim 1, is characterized in that: denitration agent adds subassembly (8) and includes ammonia water jar (82), has ammonia pump (81) of unloading at ammonia water jar (82) one end tip intercommunication, is equipped with the aqueous ammonia conveyer pipe with flue (3) intercommunication at ammonia water jar (82) other end tip, is equipped with aqueous ammonia spray gun (84) with aqueous ammonia conveyer pipe intercommunication in flue (3), still is equipped with ammonia pump (83) on the aqueous ammonia conveyer pipe.
3. The desulfurization, denitrification and dust removal device for the flue gas of the industrial kiln and furnace as claimed in claim 1, is characterized in that: the desulfurization ash adding assembly (9) comprises a lime bin (91), the lower end of the lime bin (91) is communicated with a weighing bin (94) through a lime pipe, the lime pipe is sequentially connected with a manual gate valve (92) and an electric feeder (93), one end of the weighing bin (94) is sequentially communicated with a weightless scale (95) and a screw conveyor (96), and one end of the screw conveyor (96) is communicated with the desulfurization tower (4) through a lime conveying pipe.
4. The desulfurization, denitrification and dust removal device for the flue gas of the industrial kiln and furnace as claimed in claim 1, is characterized in that: desulfurization ash recirculation subassembly (6) including the ash inlet pipe of one end and cyclone (5) intercommunication, be equipped with into grey valve (61) advancing the ash pipe, advance the ash pipe other end intercommunication and have middle storehouse (62) of weighing, middle storehouse (62) one end of weighing still communicates in proper order and has weightless balance (63), second screw conveyer (64), pass through ash return pipe and desulfurizing tower (4) intercommunication in second screw conveyer (64) one end.
5. The desulfurization, denitrification and dust removal device for the flue gas of the industrial kiln and furnace as claimed in claim 1, is characterized in that: the desulfurizing tower (4) is also provided with an ash discharge pipe (44), and the ash discharge pipe (44) is provided with an ash discharge gate valve (42) and an ash discharge rotary valve (43) which are correspondingly matched.
CN202011121120.9A 2020-10-20 2020-10-20 Flue gas desulfurization, denitrification and dust removal device for industrial kiln Pending CN112263900A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011121120.9A CN112263900A (en) 2020-10-20 2020-10-20 Flue gas desulfurization, denitrification and dust removal device for industrial kiln

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011121120.9A CN112263900A (en) 2020-10-20 2020-10-20 Flue gas desulfurization, denitrification and dust removal device for industrial kiln

Publications (1)

Publication Number Publication Date
CN112263900A true CN112263900A (en) 2021-01-26

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108786409A (en) * 2018-08-17 2018-11-13 深圳市凯盛科技工程有限公司 A kind of high temperature desulfurizing denitration flue gas dust collecting system
CN208356505U (en) * 2018-03-06 2019-01-11 洛阳瑞昌环境工程有限公司 A kind of semi-dry desulphurization dust pelletizing system for catalytic cracking unit flue gas
CN208526259U (en) * 2018-06-04 2019-02-22 福建正盛无机材料股份有限公司 Waterglass kiln tail gas denitration dust collecting device
CN109364711A (en) * 2018-11-14 2019-02-22 南京中电环保科技有限公司 A kind of flue gas system for the ultra-clean processing of cement kiln tail gas
CN109569223A (en) * 2019-01-24 2019-04-05 上海弗来应实业有限公司 A kind of desulphurization denitration dust pelletizing system
CN210206404U (en) * 2018-10-31 2020-03-31 北京中航天业科技有限公司 Desulfurization, denitrification and dust removal integrated device for industrial kiln

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN208356505U (en) * 2018-03-06 2019-01-11 洛阳瑞昌环境工程有限公司 A kind of semi-dry desulphurization dust pelletizing system for catalytic cracking unit flue gas
CN208526259U (en) * 2018-06-04 2019-02-22 福建正盛无机材料股份有限公司 Waterglass kiln tail gas denitration dust collecting device
CN108786409A (en) * 2018-08-17 2018-11-13 深圳市凯盛科技工程有限公司 A kind of high temperature desulfurizing denitration flue gas dust collecting system
CN210206404U (en) * 2018-10-31 2020-03-31 北京中航天业科技有限公司 Desulfurization, denitrification and dust removal integrated device for industrial kiln
CN109364711A (en) * 2018-11-14 2019-02-22 南京中电环保科技有限公司 A kind of flue gas system for the ultra-clean processing of cement kiln tail gas
CN109569223A (en) * 2019-01-24 2019-04-05 上海弗来应实业有限公司 A kind of desulphurization denitration dust pelletizing system

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