CN108722489A - A kind of esterification catalyst of processing waste water - Google Patents
A kind of esterification catalyst of processing waste water Download PDFInfo
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- CN108722489A CN108722489A CN201810422973.2A CN201810422973A CN108722489A CN 108722489 A CN108722489 A CN 108722489A CN 201810422973 A CN201810422973 A CN 201810422973A CN 108722489 A CN108722489 A CN 108722489A
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- 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
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
- B01J31/22—Organic complexes
- B01J31/2282—Unsaturated compounds used as ligands
- B01J31/2295—Cyclic compounds, e.g. cyclopentadienyls
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
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- 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
- B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
- B01J2531/02—Compositional aspects of complexes used, e.g. polynuclearity
- B01J2531/0225—Complexes comprising pentahapto-cyclopentadienyl analogues
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- 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
- B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
- B01J2531/80—Complexes comprising metals of Group VIII as the central metal
- B01J2531/84—Metals of the iron group
- B01J2531/842—Iron
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
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Abstract
The invention discloses a kind of esterification catalysts of processing waste water, include the raw material of following parts by weight：70-90 parts of water, 12-20 parts of calcium hydroxide, active 15-25 parts of white clay, 25-30 parts of diatomite, 10-15 parts of activated carbon, 8-12 parts of aqueous slkali of saturation, 50-60 parts of ammonium polyacrylate, 5-8 parts of sodium chloride, 4-9 parts of sodium hydroxide, 25-35 parts of isopropanol, 50-60 parts of absolute ethyl alcohol, 5-10 parts of ferrocene, 3-7 parts of polyisobutene succinimide, 6-10 parts of octadecane barium sulfate, 7-12 parts of isooctyl ester nitrate；Preparation method includes the following steps：First prepare two stirred tanks, then calcium hydroxide, active white clay, diatomite, activated carbon, saturation aqueous slkali and ammonium polyacrylate are added in one of which stirred tank, and 35-45min is stirred with the mixing speed of 20-35rpm, until stirring shakes up, and the compound aqueous slkali of activity is made, then it is stood and is cooled to 30-50 DEG C.The aggregate velocity of the esterification catalyst of processing waste water in the present invention is fast, and process is simple, and the esterification speed and stability of esterification catalyst all have and significantly improves.
Description
Technical field
The present invention relates to wastewater treatment Material Field more particularly to a kind of esterification catalysts of processing waste water.
Background technology
Esterification is that a kind of organic chemical reactions pass through in terms of esterification is commonly used in treated sewage in handling waste water
Esterification catalyst is commonly used, the esterification catalyst type for handling waste water is more, can generally accelerate sewage flocculation sedimentation agent and energy
Acid waste water or heavy metal wastewater thereby, such as compound alkali are neutralized as a kind of common catalyst, is entirely capable of replacing sodium hydroxide
(caustic soda), in addition it is more preferable than caustic soda effect, and also materials more save, such as one liter of sewage is handled, the dosage of compound alkali is
The half multiple spot of caustic soda.But in existing technology, the aggregate velocity of the esterification catalyst of such processing waste water is slower, and
Process is complicated, while the esterification speed and reaction stability of catalyst have the space further increased.
Invention content
Technical problems based on background technology, the present invention propose a kind of esterification catalyst of processing waste water.
A kind of esterification catalyst of processing waste water proposed by the present invention, includes the raw material of following parts by weight：70-90 parts of water,
12-20 parts of calcium hydroxide, active 15-25 part of white clay, 25-30 parts of diatomite, 10-15 parts of activated carbon, be saturated 8-12 parts of aqueous slkali,
50-60 parts of ammonium polyacrylate, 5-8 parts of sodium chloride, 4-9 parts of sodium hydroxide, 25-35 parts of isopropanol, 50-60 parts of absolute ethyl alcohol, two
Luxuriant iron 5-10 parts, 3-7 parts of polyisobutene succinimide, 6-10 parts of octadecane barium sulfate, 7-12 parts of isooctyl ester nitrate；
Preparation method includes the following steps：First prepare two stirred tanks, is then added in one of which stirred tank
Calcium hydroxide, active white clay, diatomite, activated carbon, saturation aqueous slkali and ammonium polyacrylate, and with the mixing speed of 20-35rpm
35-45min is stirred, until stirring shakes up, and is made the compound aqueous slkali of activity, then it is stood and is cooled to 30-50
DEG C, another stirred tank is reused, and sodium chloride, sodium hydroxide part, isopropanol, absolute ethyl alcohol, two cyclopentadienyls are added in stirred tank
Iron, polyisobutene succinimide, octadecane barium sulfate, isooctyl ester nitrate, water, and stirred with the mixing speed of 25-30rpm
45-60min is then allowed to stand 45-60min, then synthesizes processing waste water with the compound aqueous slkali of activity in another stirred tank
Esterification catalyst.
Preferably, the raw material of the parts by weight：75-85 parts of water, 15-28 parts of calcium hydroxide, active 15-20 parts of white clay, silicon
26-28 parts of diatomaceous earth, 12-15 parts of activated carbon, 9-12 parts of aqueous slkali of saturation, 50-55 parts of ammonium polyacrylate, 6-8 parts of sodium chloride, hydrogen-oxygen
Change 5-9 parts of sodium, 27-33 parts of isopropanol, 50-56 parts of absolute ethyl alcohol, 6-10 parts of ferrocene, 5-7 parts of polyisobutene succinimide,
7-10 parts of octadecane barium sulfate, 8-12 parts of isooctyl ester nitrate.
Preferably, the raw material of the parts by weight：80-85 parts of water, 23-28 parts of calcium hydroxide, active 18-20 parts of white clay, silicon
27-28 parts of diatomaceous earth, 12-14 parts of activated carbon, 10-12 parts of aqueous slkali of saturation, 52-55 parts of ammonium polyacrylate, 7-8 parts of sodium chloride, hydrogen
6-9 parts of sodium oxide molybdena, 31-33 parts of isopropanol, 52-56 parts of absolute ethyl alcohol, 9-10 parts of ferrocene, polyisobutene succinimide 6-7
Part, 8-9 parts of octadecane barium sulfate, 8-11 parts of isooctyl ester nitrate.
Preferably, the raw material of the parts by weight：85 parts of water, 25 parts of calcium hydroxide, active 20 parts of white clay, 28 parts of diatomite,
13 parts of activated carbon, 11 parts of aqueous slkali of saturation, 55 parts of ammonium polyacrylate, 8 parts of sodium chloride, 6 parts of sodium hydroxide, 32 parts of isopropanol, nothing
55 parts of water-ethanol, 9 parts of ferrocene, 7 parts of polyisobutene succinimide, 8 parts of octadecane barium sulfate, 10 parts of isooctyl ester nitrate.
Preferably, the weight ratio of the active white clay and saturation aqueous slkali is 15-25：10-12.
Preferably, the preparation process first prepares two stirred tanks, and hydrogen-oxygen is then added in one of which stirred tank
Change calcium, active white clay, diatomite, activated carbon, saturation aqueous slkali and ammonium polyacrylate, and is stirred with the mixing speed of 22-33rpm
Then 38-45min stands it and is cooled to 34-45 DEG C until stirring shakes up, and is made the compound aqueous slkali of activity, then
Using another stirred tank, and sodium chloride is added in stirred tank, sodium hydroxide part, isopropanol, absolute ethyl alcohol, ferrocene, gathers
Isobutene succimide, octadecane barium sulfate, isooctyl ester nitrate, water, and 45- is stirred with the mixing speed of 27-30rpm
55min is then allowed to stand 52-58min, and the esterification of processing waste water is then synthesized with the compound aqueous slkali of activity in another stirred tank
Catalyst.
Preferably, the preparation process first prepares two stirred tanks, and hydrogen-oxygen is then added in one of which stirred tank
Change calcium, active white clay, diatomite, activated carbon, saturation aqueous slkali and ammonium polyacrylate, and is stirred with the mixing speed of 25-30rpm
Then 40-44min stands it and is cooled to 40-45 DEG C until stirring shakes up, and is made the compound aqueous slkali of activity, then
Using another stirred tank, and sodium chloride is added in stirred tank, sodium hydroxide part, isopropanol, absolute ethyl alcohol, ferrocene, gathers
Isobutene succimide, octadecane barium sulfate, isooctyl ester nitrate, water, and 50- is stirred with the mixing speed of 28-30rpm
55min, is then allowed to stand 55-58min, and subsequent solution synthesizes processing waste water with the compound aqueous slkali of activity in another stirred tank
Esterification catalyst.
Preferably, the preparation process first prepares two stirred tanks, and hydrogen-oxygen is then added in one of which stirred tank
Change calcium, active white clay, diatomite, activated carbon, saturation aqueous slkali and ammonium polyacrylate, and is stirred with the mixing speed of 30rpm
Then 40min stands it and is cooled to 45 DEG C, reused another until stirring shakes up, and is made the compound aqueous slkali of activity
One stirred tank, and sodium chloride, sodium hydroxide part, isopropanol, absolute ethyl alcohol, ferrocene, polyisobutene are added in stirred tank
Succimide, octadecane barium sulfate, isooctyl ester nitrate, water, and 55min is stirred with the mixing speed of 30rpm, it is then allowed to stand
58min then synthesizes the esterification catalyst of processing waste water with the compound aqueous slkali of activity in another stirred tank.
The beneficial effects of the invention are as follows：By the present invention in that the raw material of esterification catalyst is handled with two stirred tanks, letter
Manufacturing procedure is changed, has improved the aggregate velocity of esterification catalyst, decomposition excellent in waste water is being handled by ammonium polyacrylate
Effect, accelerates esterification speed, and by diatomite, suspendability is good in handling waste water, and absorption property is strong, is uniformly mixed
Property and stability it is good, the present invention in processing waste water esterification catalyst aggregate velocity it is fast, process is simple, and esterification catalyst
Esterification speed and stability all have and significantly improve.
Specific implementation mode
The present invention is made further to explain with reference to specific embodiment.
Embodiment one
The present invention proposes a kind of esterification catalyst of processing waste water, includes the raw material of following parts by weight：75 parts of water, hydrogen-oxygen
Change 15 parts of calcium, active 18 parts of white clay, 27 parts of diatomite, 12 parts of activated carbon, 10 parts of aqueous slkali of saturation, 55 parts of ammonium polyacrylate, chlorine
Change 6 parts of sodium, 7 parts of sodium hydroxide, 30 parts of isopropanol, 55 parts of absolute ethyl alcohol, 5 parts of ferrocene, 4 parts of polyisobutene succinimide,
9 parts of octadecane barium sulfate, 10 parts of isooctyl ester nitrate；
Preparation method includes the following steps：First prepare two stirred tanks, is then added in one of which stirred tank
Calcium hydroxide, active white clay, diatomite, activated carbon, saturation aqueous slkali and ammonium polyacrylate, and stirred with the mixing speed of 24rpm
38min is mixed, until stirring shakes up, and is made the compound aqueous slkali of activity, then it is stood and is cooled to 40 DEG C, is reused
Another stirred tank, and sodium chloride, sodium hydroxide part, isopropanol, absolute ethyl alcohol, ferrocene, poly- isobutyl are added in stirred tank
Alkene succimide, octadecane barium sulfate, isooctyl ester nitrate, water, and 60min is stirred with the mixing speed of 28rpm, it is then allowed to stand
50min then synthesizes the esterification catalyst of processing waste water with the compound aqueous slkali of activity in another stirred tank.
Embodiment two
The present invention proposes a kind of esterification catalyst of processing waste water, includes the raw material of following parts by weight：85 parts of water, hydrogen-oxygen
Change 25 parts of calcium, active 20 parts of white clay, 28 parts of diatomite, 13 parts of activated carbon, 11 parts of aqueous slkali of saturation, 55 parts of ammonium polyacrylate, chlorine
Change 8 parts of sodium, 6 parts of sodium hydroxide, 32 parts of isopropanol, 55 parts of absolute ethyl alcohol, 9 parts of ferrocene, 7 parts of polyisobutene succinimide,
8 parts of octadecane barium sulfate, 10 parts of isooctyl ester nitrate；
Preparation method includes the following steps：First prepare two stirred tanks, is then added in one of which stirred tank
Calcium hydroxide, active white clay, diatomite, activated carbon, saturation aqueous slkali and ammonium polyacrylate, and stirred with the mixing speed of 30rpm
40min is mixed, until stirring shakes up, and is made the compound aqueous slkali of activity, then it is stood and is cooled to 45 DEG C, is reused
Another stirred tank, and sodium chloride, sodium hydroxide part, isopropanol, absolute ethyl alcohol, ferrocene, poly- isobutyl are added in stirred tank
Alkene succimide, octadecane barium sulfate, isooctyl ester nitrate, water, and 55min is stirred with the mixing speed of 30rpm, it is then allowed to stand
58min then synthesizes the esterification catalyst of processing waste water with the compound aqueous slkali of activity in another stirred tank.
Embodiment three
The present invention proposes a kind of esterification catalyst of processing waste water, includes the raw material of following parts by weight：85 parts of water, hydrogen-oxygen
Change 20 parts of calcium, active 22 parts of white clay, 27 parts of diatomite, 14 parts of activated carbon, 12 parts of aqueous slkali of saturation, 55 parts of ammonium polyacrylate, chlorine
Change 7 parts of sodium, 8 parts of sodium hydroxide, 32 parts of isopropanol, 56 parts of absolute ethyl alcohol, 9 parts of ferrocene, 5 parts of polyisobutene succinimide,
7 parts of octadecane barium sulfate, 11 parts of isooctyl ester nitrate；
Preparation method includes the following steps：First prepare two stirred tanks, is then added in one of which stirred tank
Calcium hydroxide, active white clay, diatomite, activated carbon, saturation aqueous slkali and ammonium polyacrylate, and stirred with the mixing speed of 33rpm
44min is mixed, until stirring shakes up, and is made the compound aqueous slkali of activity, then it is stood and is cooled to 45 DEG C, is reused
Another stirred tank, and sodium chloride, sodium hydroxide part, isopropanol, absolute ethyl alcohol, ferrocene, poly- isobutyl are added in stirred tank
Alkene succimide, octadecane barium sulfate, isooctyl ester nitrate, water, and 55min is stirred with the mixing speed of 28rpm, it is then allowed to stand
60min then synthesizes the esterification catalyst of processing waste water with the compound aqueous slkali of activity in another stirred tank.
To esterification catalyst made from embodiment one to three, conventional esterification catalyst is compared, the experimental data are shown in the following table institute
Show：
By above table it is found that the aggregate velocity and esterification of the esterification catalyst of processing waste water proposed by the present invention
Speed and stability, which all have, to be significantly improved, and embodiment one is most preferred embodiment.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of esterification catalyst of processing waste water, which is characterized in that include the raw material of following parts by weight：70-90 parts of water, hydrogen-oxygen
Change 12-20 parts of calcium, active 15-25 parts of white clay, 25-30 parts of diatomite, 10-15 parts of activated carbon, 8-12 parts of aqueous slkali of saturation, poly- third
50-60 parts of olefin(e) acid ammonium, 5-8 parts of sodium chloride, 4-9 parts of sodium hydroxide, 25-35 parts of isopropanol, 50-60 parts of absolute ethyl alcohol, ferrocene
5-10 parts, 3-7 parts of polyisobutene succinimide, 6-10 parts of octadecane barium sulfate, 7-12 parts of isooctyl ester nitrate；
Preparation method includes the following steps：First prepare two stirred tanks, hydrogen-oxygen is then added in one of which stirred tank
Change calcium, active white clay, diatomite, activated carbon, saturation aqueous slkali and ammonium polyacrylate, and is stirred with the mixing speed of 20-35rpm
Then 35-45min stands it and is cooled to 30-50 DEG C until stirring shakes up, and is made the compound aqueous slkali of activity, then
Using another stirred tank, and sodium chloride is added in stirred tank, sodium hydroxide part, isopropanol, absolute ethyl alcohol, ferrocene, gathers
Isobutene succimide, octadecane barium sulfate, isooctyl ester nitrate, water, and 45- is stirred with the mixing speed of 25-30rpm
60min is then allowed to stand 45-60min, and the esterification of processing waste water is then synthesized with the compound aqueous slkali of activity in another stirred tank
Catalyst.
2. a kind of esterification catalyst of processing waste water according to claim 1, which is characterized in that the original of the parts by weight
Material：75-85 parts of water, 15-28 parts of calcium hydroxide, active 15-20 parts of white clay, 26-28 parts of diatomite, 12-15 parts of activated carbon, saturation
9-12 parts of aqueous slkali, 50-55 parts of ammonium polyacrylate, 6-8 parts of sodium chloride, 5-9 parts of sodium hydroxide, 27-33 parts of isopropanol, anhydrous second
50-56 parts of alcohol, 6-10 parts of ferrocene, 5-7 parts of polyisobutene succinimide, 7-10 parts of octadecane barium sulfate, isooctyl ester nitrate
8-12 parts.
3. a kind of esterification catalyst of processing waste water according to claim 1, which is characterized in that the original of the parts by weight
Material：80-85 parts of water, 23-28 parts of calcium hydroxide, active 18-20 parts of white clay, 27-28 parts of diatomite, 12-14 parts of activated carbon, saturation
It is 10-12 parts of aqueous slkali, 52-55 parts of ammonium polyacrylate, 7-8 parts of sodium chloride, 6-9 parts of sodium hydroxide, 31-33 parts of isopropanol, anhydrous
52-56 parts of ethyl alcohol, 9-10 parts of ferrocene, 6-7 parts of polyisobutene succinimide, 8-9 parts of octadecane barium sulfate, isooctyl ester nitrate
8-11 parts.
4. a kind of esterification catalyst of processing waste water according to claim 1, which is characterized in that the original of the parts by weight
Material：85 parts of water, 25 parts of calcium hydroxide, active 20 parts of white clay, 28 parts of diatomite, 13 parts of activated carbon, 11 parts of aqueous slkali of saturation, poly- third
55 parts of olefin(e) acid ammonium, 8 parts of sodium chloride, 6 parts of sodium hydroxide, 32 parts of isopropanol, 55 parts of absolute ethyl alcohol, 9 parts of ferrocene, polyisobutene fourth
7 parts of imidodicarbonic diamide, 8 parts of octadecane barium sulfate, 10 parts of isooctyl ester nitrate.
5. a kind of esterification catalyst of processing waste water according to claim 1, which is characterized in that the activity white clay with it is full
Weight ratio with aqueous slkali is 15-25：10-12.
6. a kind of esterification catalyst of processing waste water according to claim 1, which is characterized in that the preparation process, first
Prepare two stirred tanks, calcium hydroxide is then added in one of which stirred tank, active white clay, diatomite, activated carbon, satisfies
With aqueous slkali and ammonium polyacrylate, and 38-45min is stirred with the mixing speed of 22-33rpm, until stirring shakes up, and work is made
Then the compound aqueous slkali of property stands it and is cooled to 34-45 DEG C, reuses another stirred tank, and in stirred tank
Be added sodium chloride, sodium hydroxide part, isopropanol, absolute ethyl alcohol, ferrocene, polyisobutene succinimide, octadecane barium sulfate,
Isooctyl ester nitrate, water, and with the mixing speed of 27-30rpm stir 45-55min, be then allowed to stand 52-58min, then with it is another
The esterification catalyst of the compound aqueous slkali synthesis processing waste water of activity in a stirred tank.
7. a kind of esterification catalyst of processing waste water according to claim 1, which is characterized in that the preparation process, first
Prepare two stirred tanks, calcium hydroxide is then added in one of which stirred tank, active white clay, diatomite, activated carbon, satisfies
With aqueous slkali and ammonium polyacrylate, and 40-44min is stirred with the mixing speed of 25-30rpm, until stirring shakes up, and work is made
Then the compound aqueous slkali of property stands it and is cooled to 40-45 DEG C, reuses another stirred tank, and in stirred tank
Be added sodium chloride, sodium hydroxide part, isopropanol, absolute ethyl alcohol, ferrocene, polyisobutene succinimide, octadecane barium sulfate,
Isooctyl ester nitrate, water, and stir 50-55min with the mixing speed of 28-30rpm, are then allowed to stand 55-58min, subsequent solution with
The esterification catalyst of the compound aqueous slkali synthesis processing waste water of activity in another stirred tank.
8. a kind of esterification catalyst of processing waste water according to claim 1, which is characterized in that the preparation process, first
Prepare two stirred tanks, calcium hydroxide is then added in one of which stirred tank, active white clay, diatomite, activated carbon, satisfies
With aqueous slkali and ammonium polyacrylate, and with the mixing speed of 30rpm stir 40min, until stirring shake up, and be made activity it is compound
Then aqueous slkali stands it and is cooled to 45 DEG C, reuses another stirred tank, and chlorination is added in stirred tank
Sodium, sodium hydroxide part, isopropanol, absolute ethyl alcohol, ferrocene, polyisobutene succinimide, octadecane barium sulfate, nitric acid are different pungent
Ester, water, and 55min is stirred with the mixing speed of 30rpm, it is then allowed to stand 58min, it is then multiple with the activity in another stirred tank
Close the esterification catalyst of aqueous slkali synthesis processing waste water.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116282257A (en) * | 2023-03-21 | 2023-06-23 | 湖南耕石环境科技有限公司 | Nanoscale calcium-based active composite alkali and preparation method, preparation device and application thereof |
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| JPS6087812A (en) * | 1983-10-18 | 1985-05-17 | Babcock Hitachi Kk | Treating agent for oil-containing waste water |
| CN106115840A (en) * | 2016-08-30 | 2016-11-16 | 吴小慧 | A kind of for adsorbent processing chemical plant wastewater and preparation method thereof |
| CN107352632A (en) * | 2017-09-05 | 2017-11-17 | 杭州瑞青环保科技有限公司 | A kind of compound alkali of activity and its preparation method and application |
| CN107987899A (en) * | 2017-11-20 | 2018-05-04 | 大冶市金创新能源科技有限公司 | A kind of environmental protection fuel oil promotees combustion stabilizer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116282257A (en) * | 2023-03-21 | 2023-06-23 | 湖南耕石环境科技有限公司 | Nanoscale calcium-based active composite alkali and preparation method, preparation device and application thereof |
| CN116282257B (en) * | 2023-03-21 | 2024-05-03 | 湖南耕石环境科技有限公司 | Nanoscale calcium-based active composite alkali and preparation method, preparation device and application thereof |
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