CN114797416A - Method for ultralow emission treatment of sludge incineration tail gas - Google Patents

Method for ultralow emission treatment of sludge incineration tail gas Download PDF

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Publication number
CN114797416A
CN114797416A CN202210408675.4A CN202210408675A CN114797416A CN 114797416 A CN114797416 A CN 114797416A CN 202210408675 A CN202210408675 A CN 202210408675A CN 114797416 A CN114797416 A CN 114797416A
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China
Prior art keywords
tail gas
sludge incineration
purification
emission treatment
gas
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CN202210408675.4A
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田鸣
肖相权
田果
李佳君
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Chengdu Aikan Intelligent Equipment Co ltd
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Chengdu Aikan Intelligent Equipment Co ltd
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Priority to CN202210408675.4A priority Critical patent/CN114797416A/en
Publication of CN114797416A publication Critical patent/CN114797416A/en
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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
    • B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
    • B01D47/06—Spray cleaning
    • 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
    • B01D53/38—Removing components of undefined structure
    • B01D53/44—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
    • B01D53/46—Removing components of defined structure
    • B01D53/48—Sulfur compounds
    • B01D53/50—Sulfur oxides
    • 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
    • B01D53/46—Removing components of defined structure
    • B01D53/54—Nitrogen 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
    • B01D53/46—Removing components of defined structure
    • B01D53/54—Nitrogen compounds
    • B01D53/58—Ammonia
    • 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
    • B01D53/46—Removing components of defined structure
    • B01D53/64—Heavy metals or compounds thereof, e.g. mercury
    • 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
    • B01D53/46—Removing components of defined structure
    • B01D53/68—Halogens or halogen 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
    • B01D53/77—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
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/20—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising free carbon; comprising carbon obtained by carbonising processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/3042—Use of binding agents; addition of materials ameliorating the mechanical properties of the produced sorbent

Abstract

The invention discloses a method for ultralow emission treatment of sludge incineration tail gas, which comprises the following steps: s1, pretreatment of tail gas: during earlier utilized produced tail gas when fan with sludge incineration carries the spray column through the tuber pipe, start the inside sprinkling mechanism of spray column simultaneously for fully contact between spray solution and the tail gas, make the dust in the tail gas can deposit in the bottom of spray column inner chamber, the one-level purification of S2, tail gas: conveying the sprayed tail gas into a primary purification box to enable the tail gas to be in contact with a purification object in the primary purification box; according to the method for ultralow emission treatment of the sludge incineration tail gas, through the setting of the pretreatment link, not only can dust fall treatment be carried out on most of dust in the tail gas, but also decomposition of sulfur dioxide, hydrogen chloride and acid gas in the tail gas is facilitated, and through the setting of the purification link, desulfurization and denitrification treatment can be effectively carried out on the tail gas and the residual dust.

Description

Method for ultralow emission treatment of sludge incineration tail gas
Technical Field
The invention relates to the technical field of tail gas treatment, in particular to a method for ultralow emission treatment of sludge incineration tail gas.
Background
Sludge incineration is a process for sludge treatment, which utilizes an incinerator to heat and dry dewatered sludge, then oxidizes organic matters in the sludge at high temperature to make the sludge become a small amount of ash, and a reduction, stabilization and harmless treatment method for sludge post-treatment can completely remove moisture and organic matters in the sludge and kill pathogens; however, most of the existing sludge incineration tail gas is inconvenient to effectively filter and purify dust, peculiar smell and harmful molecules in the tail gas in the treatment process, and the emission of the tail gas is difficult to meet the standard, so that inconvenience is brought to the emission of the sludge incineration tail gas.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects brought forward by the background technology, the invention provides a method for treating sludge incineration tail gas with ultralow emission, and solves the problems brought forward by the background technology.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a method for ultralow emission treatment of sludge incineration tail gas comprises the following steps:
s1, pretreatment of tail gas: firstly, tail gas generated during sludge incineration is conveyed into a spray tower through an air pipe by using a fan, and meanwhile, a spraying mechanism in the spray tower is started, so that spraying liquid is fully contacted with the tail gas, and dust in the tail gas is precipitated at the bottom of an inner cavity of the spray tower;
s2, primary purification of tail gas: conveying the sprayed tail gas into a primary purification box to enable the tail gas to be in contact with a purification object in the primary purification box;
s3, secondary purification of tail gas: feeding the tail gas subjected to primary purification into a secondary purification box, enabling the tail gas to be in contact with mixed liquid medicine in the secondary purification box, and respectively stirring and heating the mixed liquid medicine by using a stirring mechanism and a heating mechanism to promote molecules in the tail gas to fully react with molecules of the mixed liquid medicine;
s4, three-stage purification of tail gas: feeding the tail gas after the second-stage purification into a third-stage purification box, so that the tail gas is fully contacted with adsorbates in the third-stage purification box;
s5, cooling the tail gas: after the tertiary purification of tail gas and when needing to discharge, can set up the water-cooling tank in the outside of delivery pipe for when tail gas flows in the delivery pipe, can pass through the delivery pipe with the heat energy in the tail gas and transmit to the inside water of water-cooling tank, make the water heat-up become hot water, and the tail gas after the cooling flows from the delivery pipe again.
Preferably, in step S1, the spray liquid is an alkaline emulsion for decomposing sulfur dioxide, hydrogen chloride and acid gas, thereby controlling the generation of dioxin.
Preferably, in step S2, the purifiers are slaked lime and ammonia gas, and are used for performing desulfurization and denitrification treatment on the tail gas and the residual dust.
Preferably, in step S3, the stirring time of the mixed chemical solution is thirty minutes, and the temperature range of the mixed chemical solution is thirty to forty degrees celsius.
Preferably, in step S3, the mixed chemical solution is formed by mixing lime, alum, a yellow acid, and coco diethanolamide.
Preferably, the weight ratio of the mixed liquid medicine is as follows: 3 parts of lime, 0.2 part of alum, 0.15 part of xanthic acid and 0.5 part of coconut diethanolamide.
Preferably, the method for preparing the mixed liquid medicine comprises the following steps:
(1) firstly, adding a proper amount of purified water into a mixing box, slowly adding weighed lime into the mixing box, and stirring to ensure that the lime is completely mixed with the purified water;
(2) slowly adding alum into the solution prepared in the step (1) under the condition of continuous stirring, so that the alum is fully mixed with the solution;
(3) after the alum is melted, sequentially adding the xanthic acid and the coconut diethanolamide into the solution prepared in the step (2) slowly while stirring, so that the xanthic acid and the coconut diethanolamide are fused with the solution, and thus, the mixed liquid medicine can be prepared.
Preferably, in step S4, the adsorbate is formed by mixing charcoal, bamboo charcoal and activated carbon, and is used for adsorbing and purifying harmful or off-flavor gases in the exhaust gas.
Preferably, the preparation method of the adsorbate comprises the following steps:
(1) firstly, respectively weighing proper amounts of charcoal, bamboo charcoal and active carbon raw materials, and sequentially crushing the charcoal, the bamboo charcoal and the active carbon raw materials by using a pulverizer;
(2) sequentially adding the crushed charcoal, the bamboo charcoal and the activated carbon powder into a stirring box, fully mixing the crushed charcoal, the bamboo charcoal and the activated carbon powder, and slowly adding a proper amount of adhesive after mixing to enable the mixed powder to be adhered together;
(3) and (3) taking out the mixture obtained in the step (2), and putting the mixture into a mold for pressing, so that the adsorbate can be prepared.
Preferably, in step S5, the discharge pipe is spiral inside the water cooling tank, and the hot water can be used for saving energy.
(III) advantageous effects
Compared with the prior art, the invention provides a method for treating sludge incineration tail gas with ultralow emission, which has the following beneficial effects:
this method of sludge incineration tail gas minimum discharge processing, through setting up the preliminary treatment link, not only can carry out the dust fall to most dust in the tail gas and handle, and also be convenient for decompose dioxygen sulphur and hydrogen chloride and acid gas in the tail gas, and through setting up the cubic and purifying the link, can not only carry out desulfurization denitration treatment to tail gas and remaining dust, and can effectively decompose the ammonia, nitrogen, hydrogen, chlorine and cadmium, lead, harmful substance such as mercury and dioxin, and adsorb the purification to harmful or peculiar smell gas in the tail gas, thereby make the emission of tail gas can accord with the standard, simultaneously through setting up the cooling treatment link, can recycle the heat energy in the tail gas, thereby the energy has been practiced thrift.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A method for ultralow emission treatment of sludge incineration tail gas comprises the following steps:
s1, pretreatment of tail gas: firstly, tail gas generated during sludge incineration is conveyed into a spray tower through an air pipe by a fan, and meanwhile, a spraying mechanism inside the spray tower is started, so that spraying liquid is fully contacted with the tail gas, dust in the tail gas is precipitated at the bottom of an inner cavity of the spray tower, the spraying liquid is alkaline emulsion and is used for decomposing sulfur dioxide, hydrogen chloride and acid gas, and generation of dioxin is controlled;
s2, primary purification of tail gas: conveying the sprayed tail gas into a primary purification box to enable the tail gas to be in contact with a purification object in the primary purification box, wherein the purification object is slaked lime and ammonia gas and is used for carrying out desulfurization and denitrification treatment on the tail gas and residual dust;
s3, secondary purification of tail gas: send into the tail gas after the one-level purification to the second grade purifying box in, make tail gas and the inside mixed liquid medicine of second grade purifying box contact, and utilize rabbling mechanism and heating mechanism to stir and heat up mixed liquid medicine respectively, the churning time of mixed liquid medicine is thirty minutes, and the temperature range of mixed liquid medicine is thirty degrees centigrade to forty degrees centigrade, can fully react between the molecule in the messenger tail gas and the mixed liquid medicine molecule, mixed liquid medicine comprises lime, alum, xanthic acid and the mixture of coconut oil acid diethanolamide, and the weight ratio of mixed liquid medicine is: 3 parts of lime, 0.2 part of alum, 0.15 part of xanthic acid and 0.5 part of coconut diethanolamide, and the preparation method of the mixed liquid medicine comprises the following steps: firstly, adding a proper amount of purified water into a mixing box, slowly adding weighed lime into the mixing box, stirring to ensure that the lime is completely fused with the purified water, then slowly adding alum into the prepared solution under the condition of continuous stirring to ensure that the alum is fully mixed with the solution, and finally, after the alum is melted, slowly and sequentially adding the xanthic acid and the coconut oil acid diethanolamide into the prepared solution while stirring to ensure that the xanthic acid and the coconut oil acid diethanolamide are fused with the solution, so that a mixed liquid medicine can be prepared, harmful substances such as ammonia, nitrogen, hydrogen, chlorine, cadmium, lead, mercury, dioxin and the like can be effectively decomposed, and the blackness of tail gas is digested;
s4, three-stage purification of tail gas: the tail gas after the second-stage purification is sent into a third-stage purification box, so that the tail gas is in full contact with adsorbates inside the third-stage purification box, the adsorbates are formed by mixing charcoal, bamboo charcoal and activated carbon, the adsorbates are used for adsorbing and purifying harmful or peculiar smell gas in the tail gas, and the preparation method of the adsorbates comprises the following steps: firstly, respectively weighing proper amounts of charcoal, bamboo charcoal and activated carbon raw materials, sequentially crushing the charcoal, bamboo charcoal and activated carbon raw materials by using a pulverizer, sequentially adding the crushed charcoal, bamboo charcoal and activated carbon powder into a stirring box, fully mixing the charcoal, bamboo charcoal and activated carbon powder, slowly adding a proper amount of adhesive after mixing to enable the mixed powder to be adhered together, and finally taking out the mixture and putting the mixture into a mold for pressing to prepare an adsorbate;
s5, cooling the tail gas: after the tertiary purification of tail gas and when needing to discharge, can set up the water-cooling tank in the outside of delivery pipe for when tail gas flows in the delivery pipe, can pass through the delivery pipe in heat energy in the tail gas transmits to the inside water of water-cooling tank, make the water heat-up become hot water, and the tail gas after the cooling flows from the delivery pipe again, and the delivery pipe is the heliciform in the inside of water-cooling tank, and hot water can carry out follow-up utilization, is used for the energy saving.
The invention has the beneficial effects that: through setting up the preliminary treatment link, not only can carry out the dust fall to most dust in the tail gas and handle, and also be convenient for decompose dioxygen sulphur and hydrogen chloride and acid gas in the tail gas, and through setting up the cubic purification link, can not only carry out desulfurization and denitration treatment to tail gas and remaining dust, and can effectively decompose ammonia, nitrogen, hydrogen, chlorine and cadmium, lead, harmful substance such as mercury and dioxin, and adsorb the purification to harmful or peculiar smell gas in the tail gas, thereby make the emission of tail gas can accord with the standard, simultaneously through setting up the cooling treatment link, can recycle the heat energy in the tail gas, thereby the energy has been practiced thrift.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The method for ultralow-emission treatment of sludge incineration tail gas is characterized by comprising the following steps of:
s1, pretreatment of tail gas: firstly, tail gas generated during sludge incineration is conveyed into a spray tower through an air pipe by using a fan, and meanwhile, a spraying mechanism in the spray tower is started, so that spraying liquid is fully contacted with the tail gas, and dust in the tail gas is precipitated at the bottom of an inner cavity of the spray tower;
s2, primary purification of tail gas: conveying the sprayed tail gas into a primary purification box to enable the tail gas to be in contact with a purification object in the primary purification box;
s3, secondary purification of tail gas: feeding the tail gas subjected to primary purification into a secondary purification box, enabling the tail gas to be in contact with mixed liquid medicine in the secondary purification box, and respectively stirring and heating the mixed liquid medicine by using a stirring mechanism and a heating mechanism to promote molecules in the tail gas to fully react with molecules of the mixed liquid medicine;
s4, three-stage purification of tail gas: feeding the tail gas after the second-stage purification into a third-stage purification box, so that the tail gas is fully contacted with adsorbates in the third-stage purification box;
s5, cooling the tail gas: after the tertiary purification of tail gas and when needing to discharge, can set up the water-cooling tank in the outside of delivery pipe for when tail gas flows in the delivery pipe, can pass through the delivery pipe with the heat energy in the tail gas and transmit to the inside water of water-cooling tank, make the water heat-up become hot water, and the tail gas after the cooling flows from the delivery pipe again.
2. The method for ultra-low emission treatment of sludge incineration tail gas as claimed in claim 1, wherein in step S1, the spraying liquid is alkaline emulsion for decomposing sulfur dioxide, hydrogen chloride and acid gas, thereby controlling the generation of dioxin.
3. The method for ultra-low emission treatment of sludge incineration tail gas as claimed in claim 1, wherein in step S2, the purifiers are slaked lime and ammonia gas for desulfurization and denitrification treatment of tail gas and residual dust.
4. The method for ultra-low emission treatment of sludge incineration tail gas as claimed in claim 1, wherein in step S3, the stirring time of the mixed liquor is thirty minutes, and the temperature range of the mixed liquor is thirty to forty degrees celsius.
5. The method for ultra-low emission treatment of sludge incineration exhaust gas as claimed in claim 1, wherein in step S3, the mixed liquid medicine is formed by mixing lime, alum, a sulfonic acid and coco diethanolamide.
6. The method for ultralow-emission treatment of sludge incineration tail gas as claimed in claim 5, wherein the weight ratio of the mixed liquid medicine is as follows: 3 parts of lime, 0.2 part of alum, 0.15 part of xanthic acid and 0.5 part of coconut diethanolamide.
7. The method for ultralow-emission treatment of sludge incineration tail gas as claimed in claim 5, wherein the preparation method of the mixed liquor comprises the following steps:
(1) firstly, adding a proper amount of purified water into a mixing box, slowly adding weighed lime into the mixing box, and stirring to ensure that the lime is completely mixed with the purified water;
(2) slowly adding alum into the solution prepared in the step (1) under the condition of continuous stirring, so that the alum is fully mixed with the solution;
(3) after the alum is melted, sequentially adding the xanthic acid and the coconut diethanolamide into the solution prepared in the step (2) slowly while stirring, so that the xanthic acid and the coconut diethanolamide are fused with the solution, and thus, the mixed liquid medicine can be prepared.
8. The method of claim 1, wherein in step S4, the adsorbate is formed by mixing charcoal, bamboo charcoal and activated carbon, and the adsorbate is used for adsorbing and purifying harmful or odor gas in the tail gas.
9. The method for ultralow emission treatment of sludge incineration tail gas as claimed in claim 8, wherein the preparation method of the adsorbate comprises the following steps:
(1) firstly, respectively weighing proper amounts of charcoal, bamboo charcoal and active carbon raw materials, and sequentially crushing the charcoal, the bamboo charcoal and the active carbon raw materials by using a pulverizer;
(2) sequentially adding the crushed charcoal, the bamboo charcoal and the activated carbon powder into a stirring box, fully mixing the crushed charcoal, the bamboo charcoal and the activated carbon powder, and slowly adding a proper amount of adhesive after mixing to enable the mixed powder to be adhered together;
(3) and (3) taking out the mixture obtained in the step (2), and putting the mixture into a mold for pressing, so that the adsorbate can be prepared.
10. The method for ultra-low emission treatment of sludge incineration tail gas as claimed in claim 1, wherein in step S5, the discharge pipe is spiral inside the water cooling tank, and the hot water can be used for saving energy.
CN202210408675.4A 2022-04-19 2022-04-19 Method for ultralow emission treatment of sludge incineration tail gas Pending CN114797416A (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102949920A (en) * 2012-10-30 2013-03-06 湘潭闯创环保科技有限公司 Waste incineration tail gas emission purification treatment process and special apparatus thereof
WO2015185000A1 (en) * 2014-06-05 2015-12-10 魏雄辉 Process and device for desulphurization and denitration of flue gas
CN206444401U (en) * 2017-02-17 2017-08-29 重庆科蓝环保实业有限公司 A kind of flying dust flue gas combination purification system for burning city domestic garbage
CN107983126A (en) * 2018-01-22 2018-05-04 天津市美好生活科技有限公司 Incineration flue gas minimum discharge purifying treatment method and its processing system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102949920A (en) * 2012-10-30 2013-03-06 湘潭闯创环保科技有限公司 Waste incineration tail gas emission purification treatment process and special apparatus thereof
WO2015185000A1 (en) * 2014-06-05 2015-12-10 魏雄辉 Process and device for desulphurization and denitration of flue gas
CN206444401U (en) * 2017-02-17 2017-08-29 重庆科蓝环保实业有限公司 A kind of flying dust flue gas combination purification system for burning city domestic garbage
CN107983126A (en) * 2018-01-22 2018-05-04 天津市美好生活科技有限公司 Incineration flue gas minimum discharge purifying treatment method and its processing system

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Application publication date: 20220729