CN107335333A - A kind of high-end casting waste gas purification inorganic agent - Google Patents
A kind of high-end casting waste gas purification inorganic agent Download PDFInfo
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- CN107335333A CN107335333A CN201710622690.8A CN201710622690A CN107335333A CN 107335333 A CN107335333 A CN 107335333A CN 201710622690 A CN201710622690 A CN 201710622690A CN 107335333 A CN107335333 A CN 107335333A
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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
- B01D53/81—Solid phase processes
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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
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
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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
- B01D53/46—Removing components of defined structure
- B01D53/62—Carbon oxides
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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
- B01D53/46—Removing components of defined structure
- B01D53/68—Halogens or halogen compounds
- B01D53/685—Halogens or halogen compounds by treating the gases with solids
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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
- B01D53/46—Removing components of defined structure
- B01D53/72—Organic compounds not provided for in groups B01D53/48 - B01D53/70, e.g. hydrocarbons
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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
- B01D53/8612—Hydrogen sulfide
- B01D53/8615—Mixtures of hydrogen sulfide and sulfur oxides
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- 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
- B01D2253/102—Carbon
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- 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
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- 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
- B01D2253/112—Metals or metal compounds not provided for in B01D2253/104 or B01D2253/106
- B01D2253/1124—Metal oxides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01D2257/00—Components to be removed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/60—Heavy metals or heavy metal compounds
- B01D2257/602—Mercury or mercury compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/702—Hydrocarbons
- B01D2257/7022—Aliphatic hydrocarbons
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01D2257/00—Components to be removed
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- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Treating Waste Gases (AREA)
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Abstract
The present invention provides a kind of high-end casting waste gas purification inorganic agent, is related to industrial waste gas processing technology field, is prepared from the following raw materials in parts by weight：30 40 parts of modification infusorial earth,25 35 parts of activated carbon,20 30 parts of molecular sieve,10 25 parts of medical stone,12 15 parts of carbonate-hydroxylapatite,20 30 parts of impregnated carbon,20 30 parts of nano silicon,10 12 parts of γ aminopropyl triethoxysilanes,10 20 parts of metal oxide,20 25 parts of activated coke,23 parts of oxidant,5 10 parts of dibutyl phthalate,35 parts of phosphate,58 parts of carbonate-hydroxylapatite,5 10 parts of polyaniline,10 20 parts of sodium hydroxide,57 parts of sodium carbonate,79 parts of hydroquinones,5 10 parts of nano-sized iron oxide,20 25 parts of plant additive and appropriate amount of water,Physical absorption not only be present in the present invention,And there is chemisorbed,The present invention can effectively handle organic exhaust gas,Dust waste gas,Soda acid waste gas,The pernicious gases such as peculiar smell waste gas,The present invention can effectively prevent the harmful substance in waste gas is discharged into air to pollute environment,Health is damaged.
Description
Technical field
The present invention relates to industrial waste gas processing technology field, and in particular to a kind of high-end casting waste gas purification inorganic agent.
Background technology
Waste gas is one of important sources of atmosphere pollution, and it is poisonous and harmful to refer to that the mankind discharge in production and life process
Gas.Exhaust gas smell is big, serious to pollute environment and influence health.In foundry industry waste gas containing it is substantial amounts of harmful with it is poisonous
Gas, its almost each process from Foundry Production, wherein mainly having：Caused flue gas in Cast Iron in Cupola,
Caused flue gas and use organic binder bond coremaking and gas etc. caused by modeling process after casting pouring.China's foundry industry
Current discharge amount of exhaust gas is huge, is one of important sources of atmosphere pollution, and the considerable damage of human body and natural environment is acted on,
The concern of government, enterprise and the common people are gradually obtained.
Industrial waste gas includes organic exhaust gas and inorganic waste gases.Organic exhaust gas mainly includes various hydro carbons, alcohols, aldehydes, acid
Class, ketone and amine etc.；Inorganic waste gases mainly include oxysulfide, nitrogen oxides, oxycarbide, halogen and its compound etc..
China takes pollutant emission control system for atmosphere pollution.Organic exhaust gas is one of main atmosphere pollution, can be passed through
Respiratory tract and skin enter the system such as human body, the breathing given people, blood, liver and organ causes temporary and permanent lesion.
Such as：Formaldehyde, benzene,toluene,xylene, methyl acetate, CO etc., its index exceed discharging standards, environment caused seriously
Harm.To prevent from polluting, in addition to oil loss is reduced, reduce consumption of organic solvent to reduce the generation of organic exhaust gas and discharge,
Exhaust gas purification is current practicable governance way.
The content of the invention
In view of the shortcomings of the prior art, the invention provides a kind of high-end casting waste gas purification inorganic agent so that waste gas is net
Change inorganic agent and physical absorption not only be present, and there is chemisorbed, can effectively handle organic exhaust gas, dust waste gas, soda acid and give up
The pernicious gases such as gas, peculiar smell waste gas, prevent the harmful substance in waste gas is discharged into air from polluting environment.
To realize object above, the present invention is achieved by the following technical programs：
A kind of high-end casting waste gas purification inorganic agent, is prepared from the following raw materials in parts by weight：
Modification infusorial earth 30-40 parts, activated carbon 25-35 parts, molecular sieve 20-30 parts, medical stone 10-25 parts, carbon hydroxyl phosphorus ash
Stone 12-15 parts, impregnated carbon 20-30 parts, nano silicon 20-30 parts, gamma-aminopropyl-triethoxy-silane 10-12 parts, metal
Oxide 10-20 parts, activated coke 20-25 parts, oxidant 2-3 parts, dibutyl phthalate 5-10 parts, phosphate 3-5 parts, carbon
It is hydroxyapatite 5-8 parts, polyaniline 5-10 parts, sodium hydroxide 10-20 parts, sodium carbonate 5-7 parts, hydroquinones 7-9 parts, nano oxidized
Iron 5-10 parts, plant additive 20-25 parts, appropriate amount of water.
Preferably, the high-end casting waste gas purification inorganic agent, is prepared from the following raw materials in parts by weight：Modification infusorial earth
35 parts, 30 parts of activated carbon, 25 parts of molecular sieve, 20 parts of medical stone, 13 parts of carbonate-hydroxylapatite, 25 parts of impregnated carbon, nano silicon
25 parts, 11 parts of gamma-aminopropyl-triethoxy-silane, 15 parts of metal oxide, 23 parts of activated coke, 2.5 parts of oxidant, O-phthalic
7 parts of dibutyl phthalate, 4 parts of phosphate, 6 parts of carbonate-hydroxylapatite, 8 parts of polyaniline, 15 parts of sodium hydroxide, 6 parts of sodium carbonate, hydroquinones
8 parts, 7 parts of nano-sized iron oxide, 23 parts of plant additive, appropriate amount of water.
Preferably, the activated carbon is pure cocoanut active charcoal.
Preferably, the metal oxide is cupric oxide, iron oxide, aluminum oxide in mass ratio 1：1：1 mixes.
Preferably, the oxidant is any one in potassium permanganate, postassium hypochlorite, hydrogen peroxide.
Preferably, the plant additive is by sansevieria trifasciata, bracketplant, aloe, Aspidlsiraelatior, Monstera deliciosa, ivy, sago cycas, chrysanthemum
Flower, orchid, sweet osmanthus, wintersweet, Caladium bicolor, Herba Excoecariae cochinchinensis, the active ingredient of cactus mix.
Beneficial effect：
The invention provides a kind of high-end casting waste gas purification inorganic agent, impregnated carbon is come by metal oxide in the present invention
Improve the adsorption capacity to virose gas；Activated coke has characterization of adsorption and catalysis characteristics, makes the sulfur dioxide in flue gas
Gas is adsorbed on the surface of activated coke with the vapor in flue gas and oxygen reaction generation sulfuric acid；Dibutyl phthalate and phosphoric acid
Ester is used cooperatively, and can handle benzene class organic exhaust gas, and significant effect；Hydroquinones is the catalyst of sodium carbonate, can be useless by absorption
Hydrogen sulfide gas in gas；Carbonate-hydroxylapatite and polyaniline have synergy, and heavy metal ion has adsorption function；Nanometer
Silica has very strong adsorption capacity, and its PARA FORMALDEHYDE PRILLS(91,95) not only has physical absorption, and has chemisorbed, with formaldehyde shape
Into hydrogen bond or covalent bond, the content of formaldehyde in waste gas can be reduced；Received with gamma-aminopropyl-triethoxy-silane surface modification
Rice silica, has significant suction-operated to heavy metal ion such as lead, copper, chromium；Nano-sized iron oxide and silica can assist
With the mercury in adsorbing and removing waste gas.
Low-molecular-weight fatty acid, amine, aldehydes, halogenated hydrocarbons and sulfide carry active group, are oxidized easily, this
Oxidant can aoxidize deodorization in invention so that malodor molecules oxidation Decomposition, reach the purpose of deodorization；Plant additive is natural
Street cleaner, the harmful substances such as formaldehyde in air, chlorine, ether, ethene, carbon monoxide, hyponitric acid can be removed.
Not only there is physical absorption in the present invention, and have chemisorbed, and the present invention can effectively handle organic exhaust gas, dust
The pernicious gases such as waste gas, soda acid waste gas, peculiar smell waste gas, it is dirty that the present invention can effectively prevent that the harmful substance in waste gas is discharged into air
Environment is contaminated, health is damaged.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention,
Technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is the present invention one
Divide embodiment, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making
The every other embodiment obtained under the premise of creative work, belongs to the scope of protection of the invention.
Embodiment 1：
A kind of high-end casting waste gas purification inorganic agent, is prepared from the following raw materials in parts by weight：
30 parts of modification infusorial earth, 35 parts of pure cocoanut active charcoal, 20 parts of molecular sieve, 25 parts of medical stone, 12 parts of carbonate-hydroxylapatite,
20 parts of impregnated carbon, 30 parts of nano silicon, 10 parts of gamma-aminopropyl-triethoxy-silane, 20 parts of metal oxide, activated coke 20
Part, 3 parts of potassium permanganate, 5 parts of dibutyl phthalate, 3 parts of phosphate, 8 parts of carbonate-hydroxylapatite, 5 parts of polyaniline, sodium hydroxide
10 parts, 7 parts of sodium carbonate, 9 parts of hydroquinones, 10 parts of nano-sized iron oxide, 25 parts of plant additive, appropriate amount of water.
Wherein, metal oxide is cupric oxide, iron oxide, aluminum oxide in mass ratio 1：1：1 mixes；Plant additive
By sansevieria trifasciata, bracketplant, aloe, Aspidlsiraelatior, Monstera deliciosa, ivy, sago cycas, chrysanthemum, orchid, sweet osmanthus, wintersweet, Caladium bicolor, the red back of the body
Osmanthus, the active ingredient of cactus mix.
Embodiment 2：
A kind of high-end casting waste gas purification inorganic agent, is prepared from the following raw materials in parts by weight：
40 parts of modification infusorial earth, 25 parts of pure cocoanut active charcoal, 30 parts of molecular sieve, 10 parts of medical stone, 12 parts of carbonate-hydroxylapatite,
30 parts of impregnated carbon, 20 parts of nano silicon, 12 parts of gamma-aminopropyl-triethoxy-silane, 10 parts of metal oxide, activated coke 25
Part, 2 parts of postassium hypochlorite, 10 parts of dibutyl phthalate, 5 parts of phosphate, 5 parts of carbonate-hydroxylapatite, 10 parts of polyaniline, hydroxide
20 parts of sodium, 5 parts of sodium carbonate, 7 parts of hydroquinones, 5 parts of nano-sized iron oxide, 20 parts of plant additive, appropriate amount of water.
Wherein, metal oxide is cupric oxide, iron oxide, aluminum oxide in mass ratio 1：1：1 mixes；Plant additive
By sansevieria trifasciata, bracketplant, aloe, Aspidlsiraelatior, Monstera deliciosa, ivy, sago cycas, chrysanthemum, orchid, sweet osmanthus, wintersweet, Caladium bicolor, the red back of the body
Osmanthus, the active ingredient of cactus mix.
Embodiment 3：
A kind of high-end casting waste gas purification inorganic agent, is prepared from the following raw materials in parts by weight：
35 parts of modification infusorial earth, 30 parts of pure cocoanut active charcoal, 25 parts of molecular sieve, 20 parts of medical stone, 13 parts of carbonate-hydroxylapatite,
25 parts of impregnated carbon, 25 parts of nano silicon, 11 parts of gamma-aminopropyl-triethoxy-silane, 15 parts of metal oxide, activated coke 23
Part, 2.5 parts of hydrogen peroxide, 7 parts of dibutyl phthalate, 4 parts of phosphate, 6 parts of carbonate-hydroxylapatite, 8 parts of polyaniline, sodium hydroxide
15 parts, 6 parts of sodium carbonate, 8 parts of hydroquinones, 7 parts of nano-sized iron oxide, 23 parts of plant additive, appropriate amount of water.
Wherein, metal oxide is cupric oxide, iron oxide, aluminum oxide in mass ratio 1：1：1 mixes；Plant additive
By sansevieria trifasciata, bracketplant, aloe, Aspidlsiraelatior, Monstera deliciosa, ivy, sago cycas, chrysanthemum, orchid, sweet osmanthus, wintersweet, Caladium bicolor, the red back of the body
Osmanthus, the active ingredient of cactus mix.
Embodiment 4：
A kind of high-end casting waste gas purification inorganic agent, is prepared from the following raw materials in parts by weight：
38 parts of modification infusorial earth, 27 parts of pure cocoanut active charcoal, 26 parts of molecular sieve, 22 parts of medical stone, 13 parts of carbonate-hydroxylapatite,
25 parts of impregnated carbon, 28 parts of nano silicon, 11 parts of gamma-aminopropyl-triethoxy-silane, 16 parts of metal oxide, activated coke 23
Part, 2.5 parts of potassium permanganate, 7 parts of dibutyl phthalate, 4.5 parts of phosphate, 7 parts of carbonate-hydroxylapatite, 8 parts of polyaniline, hydrogen-oxygen
Change 16 parts of sodium, 6.5 parts of sodium carbonate, 8 parts of hydroquinones, 9 parts of nano-sized iron oxide, 22 parts of plant additive, appropriate amount of water.
Wherein, metal oxide is cupric oxide, iron oxide, aluminum oxide in mass ratio 1：1：1 mixes；Plant additive
By sansevieria trifasciata, bracketplant, aloe, Aspidlsiraelatior, Monstera deliciosa, ivy, sago cycas, chrysanthemum, orchid, sweet osmanthus, wintersweet, Caladium bicolor, the red back of the body
Osmanthus, the active ingredient of cactus mix.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Other identical element also be present in process, method, article or equipment including the key element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
The present invention is described in detail, it will be understood by those within the art that：It still can be to foregoing each implementation
Technical scheme described in example is modified, or carries out equivalent substitution to which part technical characteristic；And these modification or
Replace, the essence of appropriate technical solution is departed from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (6)
1. a kind of high-end casting waste gas purification inorganic agent, it is characterised in that be prepared from the following raw materials in parts by weight：Modified diatom
Native 30-40 parts, activated carbon 25-35 parts, molecular sieve 20-30 parts, medical stone 10-25 parts, carbonate-hydroxylapatite 12-15 parts, impregnated carbon
20-30 parts, nano silicon 20-30 parts, gamma-aminopropyl-triethoxy-silane 10-12 parts, metal oxide 10-20 parts, work
Property Jiao 20-25 parts, oxidant 2-3 parts, dibutyl phthalate 5-10 parts, phosphate 3-5 parts, carbonate-hydroxylapatite 5-8 parts, poly-
Aniline 5-10 parts, sodium hydroxide 10-20 parts, sodium carbonate 5-7 parts, hydroquinones 7-9 parts, nano-sized iron oxide 5-10 parts, plant add
Add agent 20-25 parts, appropriate amount of water.
2. high-end casting waste gas purification inorganic agent as claimed in claim 1, it is characterised in that by the raw material of following parts by weight
It is made：35 parts of modification infusorial earth, 30 parts of activated carbon, 25 parts of molecular sieve, 20 parts of medical stone, 13 parts of carbonate-hydroxylapatite, impregnated carbon 25
Part, 25 parts of nano silicon, 11 parts of gamma-aminopropyl-triethoxy-silane, 15 parts of metal oxide, 23 parts of activated coke, oxidation
2.5 parts of agent, 7 parts of dibutyl phthalate, 4 parts of phosphate, 6 parts of carbonate-hydroxylapatite, 8 parts of polyaniline, 15 parts of sodium hydroxide, carbon
Sour 6 parts of sodium, 8 parts of hydroquinones, 7 parts of nano-sized iron oxide, 23 parts of plant additive, appropriate amount of water.
3. high-end casting waste gas purification inorganic agent as claimed in claim 1, it is characterised in that the activated carbon is lived for pure coconut husk
Property charcoal.
4. high-end casting waste gas purification inorganic agent as claimed in claim 1, it is characterised in that the metal oxide is oxidation
Copper, iron oxide, aluminum oxide in mass ratio 1：1：1 mixes.
5. high-end casting waste gas purification inorganic agent as claimed in claim 1, it is characterised in that the oxidant is permanganic acid
Any one in potassium, postassium hypochlorite, hydrogen peroxide.
6. high-end casting waste gas purification inorganic agent as claimed in claim 1, it is characterised in that the plant additive is by brave tail
Orchid, bracketplant, aloe, Aspidlsiraelatior, Monstera deliciosa, ivy, sago cycas, chrysanthemum, orchid, sweet osmanthus, wintersweet, Caladium bicolor, Herba Excoecariae cochinchinensis, celestial being
The active ingredient of the palm mixes.
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| CN201710622690.8A CN107335333A (en) | 2017-07-27 | 2017-07-27 | A kind of high-end casting waste gas purification inorganic agent |
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| CN201710622690.8A CN107335333A (en) | 2017-07-27 | 2017-07-27 | A kind of high-end casting waste gas purification inorganic agent |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116531933A (en) * | 2023-07-04 | 2023-08-04 | 生态环境部华南环境科学研究所(生态环境部生态环境应急研究所) | Wet multi-pollutant absorbent for flue gas of brick kiln and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104645934A (en) * | 2013-11-18 | 2015-05-27 | 青岛水世界环保科技有限公司 | Active carbon industrial wastewater deodorant |
| CN106731511A (en) * | 2017-03-15 | 2017-05-31 | 四川益能康生环保科技有限公司 | A kind of composite absorber for removing hydrogen sulfide in oxygen-containing waste gas |
| CN106883664A (en) * | 2017-02-24 | 2017-06-23 | 杭州蓝山环保科技有限公司 | A kind of efficient benzo pollutants remover and preparation method thereof |
-
2017
- 2017-07-27 CN CN201710622690.8A patent/CN107335333A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104645934A (en) * | 2013-11-18 | 2015-05-27 | 青岛水世界环保科技有限公司 | Active carbon industrial wastewater deodorant |
| CN106883664A (en) * | 2017-02-24 | 2017-06-23 | 杭州蓝山环保科技有限公司 | A kind of efficient benzo pollutants remover and preparation method thereof |
| CN106731511A (en) * | 2017-03-15 | 2017-05-31 | 四川益能康生环保科技有限公司 | A kind of composite absorber for removing hydrogen sulfide in oxygen-containing waste gas |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116531933A (en) * | 2023-07-04 | 2023-08-04 | 生态环境部华南环境科学研究所(生态环境部生态环境应急研究所) | Wet multi-pollutant absorbent for flue gas of brick kiln and preparation method thereof |
| CN116531933B (en) * | 2023-07-04 | 2023-11-07 | 生态环境部华南环境科学研究所(生态环境部生态环境应急研究所) | Wet multi-pollutant absorbent for flue gas of brick kiln and preparation method thereof |
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Application publication date: 20171110 |
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