CN106277254A - One way of life sewage coagulant and its production and use - Google Patents

One way of life sewage coagulant and its production and use Download PDF

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Publication number
CN106277254A
CN106277254A CN201610811168.XA CN201610811168A CN106277254A CN 106277254 A CN106277254 A CN 106277254A CN 201610811168 A CN201610811168 A CN 201610811168A CN 106277254 A CN106277254 A CN 106277254A
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chitin
mixture
ammonium chloride
trimethyl ammonium
sanitary sewage
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CN201610811168.XA
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许婷
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Hefei Wisdom Palace Cci Capital Ltd
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Hefei Wisdom Palace Cci Capital Ltd
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Priority to CN201610811168.XA priority Critical patent/CN106277254A/en
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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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5263—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical compounds

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Cosmetics (AREA)

Abstract

The invention discloses one way of life sewage coagulant, be made up of according to the raw material of weight portion following: Dodecyl trimethyl ammonium chloride 58 parts, chitin 13 16 parts, chitosan 30 35 parts, Vermiculitum 58 62 parts, PAFC 93 97 parts.The invention also discloses the preparation method of described sanitary sewage coagulant.Sanitary sewage coagulant prepared by the present invention, sanitary sewage is had excellence treatment effect, stable performance, easy to use, effectively reduce the processing cost of sanitary sewage.The present invention is during preparing sanitary sewage coagulant, by using Dodecyl trimethyl ammonium chloride to process chitin and Vermiculitum, it is possible to increase the treatment effect of this sanitary sewage coagulant.

Description

One way of life sewage coagulant and its production and use
Technical field
The present invention relates to field of Environment Protection, specifically one way of life sewage coagulant and its production and use.
Background technology
The sewage produced during human lives, is one of the primary pollution source of water body.Mainly feces and wash water. The sanitary sewage amount that city is discharged everyone every day is 150-400L, and its amount and living standard have substantial connection.Sanitary sewage contains There is large amount of organic, such as cellulose, starch, saccharide and fat protein etc.；The most often contain pathogen, virus and parasitic ovum； The chloride of inorganic salts, sulfate, phosphate, bicarbonate and sodium, potassium, calcium, magnesium etc..Total feature be nitrogenous, sulfur-bearing and Phosphorous height, under anaerobic bacteria effect, easily gives birth to odorant.If being directly discharged to nature by the most treated for sanitary sewage, must So nature is produced and pollute.
Generally have that technological process is loaded down with trivial details, processing cost is high currently for the processing method of sanitary sewage and treatment effect not Defect such as people's will.
Summary of the invention
It is an object of the invention to provide a kind of high treating effect and lower-cost sanitary sewage coagulant and preparation thereof Method and purposes, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme:
One way of life sewage coagulant, is made up of according to the raw material of weight portion following: Dodecyl trimethyl ammonium chloride 5-8 Part, chitin 13-16 part, chitosan 30-35 part, Vermiculitum 58-62 part, PAFC 93-97 part.
As the further scheme of the present invention: be made up of according to the raw material of weight portion following: trimethyl chlorination Ammonium 6-7 part, chitin 14-15 part, chitosan 31-34 part, Vermiculitum 59-61 part, PAFC 94-96 part.
As the present invention further scheme: be made up of according to the raw material of weight portion following: trimethyl chlorine Change ammonium 6.3 parts, chitin 14.8 parts, chitosan 33 parts, Vermiculitum 60.5 parts, PAFC 95 parts.
The preparation method of described sanitary sewage coagulant, step is as follows:
1) weigh Dodecyl trimethyl ammonium chloride, add the distilled water of 130-150 times of weight, after being uniformly mixed, Obtain Dodecyl trimethyl ammonium chloride aqueous solution；
2) weighing chitin, add the concentrated hydrochloric acid of 4-5 times of weight, stirring to chitin is completely dissolved, it is thus achieved that chitin is molten Solve liquid；
3) take the Dodecyl trimethyl ammonium chloride aqueous solution of cumulative volume 25-30%, be warming up to 75-78 DEG C, under agitation It is gradually added into chitin lysate, after treating that chitin lysate adds, continues stirring 20-30min, it is thus achieved that the first mixing Thing；
4) being put into by the first mixture and carry out ultrasonic Treatment 50-60min in processor for ultrasonic wave, ultrasonic temperature is 87- 92 DEG C, ultrasonic power is 800W, it is thus achieved that the first ultrasonic Treatment thing；
5) the first ultrasonic Treatment thing is carried out filtration treatment, use distilled water wash 5-by filtering the solid matter obtained 8 times, and the solid matter after washing is put into baking oven, dry at 120-130 DEG C, it is thus achieved that the second mixture；
6) weigh Vermiculitum, after pulverizing, cross 300-400 mesh sieve, it is thus achieved that Vermiculitum powder；
7) take remaining Dodecyl trimethyl ammonium chloride aqueous solution, add Vermiculitum powder, be warming up to 80-85 DEG C, stirring After mix homogeneously, it is thus achieved that the 3rd mixture；
8) being put into by the 3rd mixture and carry out ultrasonic Treatment 50-60min in processor for ultrasonic wave, ultrasonic temperature is 90- 95 DEG C, ultrasonic power is 900W, it is thus achieved that the second ultrasonic Treatment thing；
9) the second ultrasonic Treatment thing is carried out filtration treatment, use distilled water wash 5-by filtering the solid matter obtained 8 times, and the solid matter after washing is put into baking oven, dry at 120-130 DEG C, it is thus achieved that the 4th mixture；
10) the second mixture and the 4th mixture are mixed, add chitosan and PAFC, be uniformly mixed After, obtain sanitary sewage coagulant.
Described sanitary sewage coagulant can be used in processing sanitary sewage and preparing sewage-treating agent.
Compared with prior art, the invention has the beneficial effects as follows:
1, the sanitary sewage coagulant that prepared by the present invention, has the treatment effect of excellence, stable performance, makes sanitary sewage With convenient, effectively reduce the processing cost of sanitary sewage.
2, the sanitary sewage coagulant that prepared by the present invention, by using Dodecyl trimethyl ammonium chloride to chitin and trematodiasis Stone processes, it is possible to increase the treatment effect of this sanitary sewage coagulant.
Detailed description of the invention
Below in conjunction with detailed description of the invention, technical scheme is described in more detail.
Embodiment 1
One way of life sewage coagulant, is made up of according to the raw material of weight portion following: Dodecyl trimethyl ammonium chloride 5 Part, chitin 13 parts, chitosan 30 parts, Vermiculitum 58 parts, PAFC 93 parts.
The preparation method of sanitary sewage coagulant described in the present embodiment, step is as follows:
1) weigh Dodecyl trimethyl ammonium chloride, add the distilled water of 130 times of weight, after being uniformly mixed, it is thus achieved that Dodecyl trimethyl ammonium chloride aqueous solution；
2) weighing chitin, add the concentrated hydrochloric acid of 4 times of weight, stirring to chitin is completely dissolved, it is thus achieved that chitin dissolves Liquid；
3) take the Dodecyl trimethyl ammonium chloride aqueous solution of cumulative volume 25%, be warming up to 75 DEG C, the most gradually add Enter chitin lysate, after treating that chitin lysate adds, continue stirring 20min, it is thus achieved that the first mixture；
4) being put into by the first mixture and carry out ultrasonic Treatment 50min in processor for ultrasonic wave, ultrasonic temperature is 87 DEG C, super Acoustic power is 800W, it is thus achieved that the first ultrasonic Treatment thing；
5) the first ultrasonic Treatment thing is carried out filtration treatment, use distilled water wash 5 by filtering the solid matter obtained Secondary, and the solid matter after washing is put into baking oven, dry at 120 DEG C, it is thus achieved that the second mixture；
6) weigh Vermiculitum, after pulverizing, cross 300 mesh sieves, it is thus achieved that Vermiculitum powder；
7) take remaining Dodecyl trimethyl ammonium chloride aqueous solution, add Vermiculitum powder, be warming up to 80 DEG C, stirring mixing After Jun Yun, it is thus achieved that the 3rd mixture；
8) being put into by the 3rd mixture and carry out ultrasonic Treatment 50min in processor for ultrasonic wave, ultrasonic temperature is 90 DEG C, super Acoustic power is 900W, it is thus achieved that the second ultrasonic Treatment thing；
9) the second ultrasonic Treatment thing is carried out filtration treatment, use distilled water wash 5 by filtering the solid matter obtained Secondary, and the solid matter after washing is put into baking oven, dry at 120 DEG C, it is thus achieved that the 4th mixture；
10) the second mixture and the 4th mixture are mixed, add chitosan and PAFC, be uniformly mixed After, obtain sanitary sewage coagulant.
Embodiment 2
One way of life sewage coagulant, is made up of according to the raw material of weight portion following: Dodecyl trimethyl ammonium chloride 6 Part, chitin 15 parts, chitosan 32 parts, Vermiculitum 59 parts, PAFC 94 parts.
The preparation method of sanitary sewage coagulant described in the present embodiment, step is as follows:
1) weigh Dodecyl trimethyl ammonium chloride, add the distilled water of 135 times of weight, after being uniformly mixed, it is thus achieved that Dodecyl trimethyl ammonium chloride aqueous solution；
2) weighing chitin, add the concentrated hydrochloric acid of 5 times of weight, stirring to chitin is completely dissolved, it is thus achieved that chitin dissolves Liquid；
3) take the Dodecyl trimethyl ammonium chloride aqueous solution of cumulative volume 29%, be warming up to 78 DEG C, the most gradually add Enter chitin lysate, after treating that chitin lysate adds, continue stirring 30min, it is thus achieved that the first mixture；
4) being put into by the first mixture and carry out ultrasonic Treatment 53min in processor for ultrasonic wave, ultrasonic temperature is 89 DEG C, super Acoustic power is 800W, it is thus achieved that the first ultrasonic Treatment thing；
5) the first ultrasonic Treatment thing is carried out filtration treatment, use distilled water wash 7 by filtering the solid matter obtained Secondary, and the solid matter after washing is put into baking oven, dry at 123 DEG C, it is thus achieved that the second mixture；
6) weigh Vermiculitum, after pulverizing, cross 400 mesh sieves, it is thus achieved that Vermiculitum powder；
7) take remaining Dodecyl trimethyl ammonium chloride aqueous solution, add Vermiculitum powder, be warming up to 82 DEG C, stirring mixing After Jun Yun, it is thus achieved that the 3rd mixture；
8) being put into by the 3rd mixture and carry out ultrasonic Treatment 53min in processor for ultrasonic wave, ultrasonic temperature is 91 DEG C, super Acoustic power is 900W, it is thus achieved that the second ultrasonic Treatment thing；
9) the second ultrasonic Treatment thing is carried out filtration treatment, use distilled water wash 6 by filtering the solid matter obtained Secondary, and the solid matter after washing is put into baking oven, dry at 124 DEG C, it is thus achieved that the 4th mixture；
10) the second mixture and the 4th mixture are mixed, add chitosan and PAFC, be uniformly mixed After, obtain sanitary sewage coagulant.
Embodiment 3
One way of life sewage coagulant, is made up of according to the raw material of weight portion following: Dodecyl trimethyl ammonium chloride 6.3 Part, chitin 14.8 parts, chitosan 33 parts, Vermiculitum 60.5 parts, PAFC 95 parts.
The preparation method of sanitary sewage coagulant described in the present embodiment, step is as follows:
1) weigh Dodecyl trimethyl ammonium chloride, add the distilled water of 140 times of weight, after being uniformly mixed, it is thus achieved that Dodecyl trimethyl ammonium chloride aqueous solution；
2) weighing chitin, add the concentrated hydrochloric acid of 5 times of weight, stirring to chitin is completely dissolved, it is thus achieved that chitin dissolves Liquid；
3) take the Dodecyl trimethyl ammonium chloride aqueous solution of cumulative volume 28%, be warming up to 77 DEG C, the most gradually add Enter chitin lysate, after treating that chitin lysate adds, continue stirring 25min, it is thus achieved that the first mixture；
4) being put into by the first mixture and carry out ultrasonic Treatment 55min in processor for ultrasonic wave, ultrasonic temperature is 89 DEG C, super Acoustic power is 800W, it is thus achieved that the first ultrasonic Treatment thing；
5) the first ultrasonic Treatment thing is carried out filtration treatment, use distilled water wash 7 by filtering the solid matter obtained Secondary, and the solid matter after washing is put into baking oven, dry at 125 DEG C, it is thus achieved that the second mixture；
6) weigh Vermiculitum, after pulverizing, cross 300 mesh sieves, it is thus achieved that Vermiculitum powder；
7) take remaining Dodecyl trimethyl ammonium chloride aqueous solution, add Vermiculitum powder, be warming up to 83 DEG C, stirring mixing After Jun Yun, it is thus achieved that the 3rd mixture；
8) being put into by the 3rd mixture and carry out ultrasonic Treatment 55min in processor for ultrasonic wave, ultrasonic temperature is 93 DEG C, super Acoustic power is 900W, it is thus achieved that the second ultrasonic Treatment thing；
9) the second ultrasonic Treatment thing is carried out filtration treatment, use distilled water wash 6 by filtering the solid matter obtained Secondary, and the solid matter after washing is put into baking oven, dry at 125 DEG C, it is thus achieved that the 4th mixture；
10) the second mixture and the 4th mixture are mixed, add chitosan and PAFC, be uniformly mixed After, obtain sanitary sewage coagulant.
Embodiment 4
One way of life sewage coagulant, is made up of according to the raw material of weight portion following: Dodecyl trimethyl ammonium chloride 7 Part, chitin 15 parts, chitosan 31 parts, Vermiculitum 58 parts, PAFC 96 parts.
The preparation method of sanitary sewage coagulant described in the present embodiment, step is as follows:
1) weigh Dodecyl trimethyl ammonium chloride, add the distilled water of 140 times of weight, after being uniformly mixed, it is thus achieved that Dodecyl trimethyl ammonium chloride aqueous solution；
2) weighing chitin, add the concentrated hydrochloric acid of 4 times of weight, stirring to chitin is completely dissolved, it is thus achieved that chitin dissolves Liquid；
3) take the Dodecyl trimethyl ammonium chloride aqueous solution of cumulative volume 26%, be warming up to 76 DEG C, the most gradually add Enter chitin lysate, after treating that chitin lysate adds, continue stirring 20min, it is thus achieved that the first mixture；
4) being put into by the first mixture and carry out ultrasonic Treatment 53min in processor for ultrasonic wave, ultrasonic temperature is 92 DEG C, super Acoustic power is 800W, it is thus achieved that the first ultrasonic Treatment thing；
5) the first ultrasonic Treatment thing is carried out filtration treatment, use distilled water wash 6 by filtering the solid matter obtained Secondary, and the solid matter after washing is put into baking oven, dry at 125 DEG C, it is thus achieved that the second mixture；
6) weigh Vermiculitum, after pulverizing, cross 300 mesh sieves, it is thus achieved that Vermiculitum powder；
7) take remaining Dodecyl trimethyl ammonium chloride aqueous solution, add Vermiculitum powder, be warming up to 81 DEG C, stirring mixing After Jun Yun, it is thus achieved that the 3rd mixture；
8) being put into by the 3rd mixture and carry out ultrasonic Treatment 57min in processor for ultrasonic wave, ultrasonic temperature is 90 DEG C, super Acoustic power is 900W, it is thus achieved that the second ultrasonic Treatment thing；
9) the second ultrasonic Treatment thing is carried out filtration treatment, use distilled water wash 6 by filtering the solid matter obtained Secondary, and the solid matter after washing is put into baking oven, dry at 120 DEG C, it is thus achieved that the 4th mixture；
10) the second mixture and the 4th mixture are mixed, add chitosan and PAFC, be uniformly mixed After, obtain sanitary sewage coagulant.
Embodiment 5
One way of life sewage coagulant, is made up of according to the raw material of weight portion following: Dodecyl trimethyl ammonium chloride 8 Part, chitin 16 parts, chitosan 35 parts, Vermiculitum 62 parts, PAFC 97 parts.
The preparation method of sanitary sewage coagulant described in the present embodiment, step is as follows:
1) weigh Dodecyl trimethyl ammonium chloride, add the distilled water of 150 times of weight, after being uniformly mixed, it is thus achieved that Dodecyl trimethyl ammonium chloride aqueous solution；
2) weighing chitin, add the concentrated hydrochloric acid of 5 times of weight, stirring to chitin is completely dissolved, it is thus achieved that chitin dissolves Liquid；
3) take the Dodecyl trimethyl ammonium chloride aqueous solution of cumulative volume 30%, be warming up to 78 DEG C, the most gradually add Enter chitin lysate, after treating that chitin lysate adds, continue stirring 30min, it is thus achieved that the first mixture；
4) being put into by the first mixture and carry out ultrasonic Treatment 60min in processor for ultrasonic wave, ultrasonic temperature is 92 DEG C, super Acoustic power is 800W, it is thus achieved that the first ultrasonic Treatment thing；
5) the first ultrasonic Treatment thing is carried out filtration treatment, use distilled water wash 8 by filtering the solid matter obtained Secondary, and the solid matter after washing is put into baking oven, dry at 130 DEG C, it is thus achieved that the second mixture；
6) weigh Vermiculitum, after pulverizing, cross 400 mesh sieves, it is thus achieved that Vermiculitum powder；
7) take remaining Dodecyl trimethyl ammonium chloride aqueous solution, add Vermiculitum powder, be warming up to 85 DEG C, stirring mixing After Jun Yun, it is thus achieved that the 3rd mixture；
8) being put into by the 3rd mixture and carry out ultrasonic Treatment 60min in processor for ultrasonic wave, ultrasonic temperature is 95 DEG C, super Acoustic power is 900W, it is thus achieved that the second ultrasonic Treatment thing；
9) the second ultrasonic Treatment thing is carried out filtration treatment, use distilled water wash 8 by filtering the solid matter obtained Secondary, and the solid matter after washing is put into baking oven, dry at 130 DEG C, it is thus achieved that the 4th mixture；
10) the second mixture and the 4th mixture are mixed, add chitosan and PAFC, be uniformly mixed After, obtain sanitary sewage coagulant.
Comparative example
Contrast coagulant is made up of according to the raw material of weight portion following: chitin 14.8 parts, chitosan 33 parts, Vermiculitum 60.5 Part, PAFC 95 parts.By Vermiculitum, after pulverizing, cross 400 mesh sieves, it is thus achieved that Vermiculitum powder, by Vermiculitum powder and remaining raw material Mix homogeneously.
The contrast coagulant using the sanitary sewage coagulant prepared of embodiment 1-5 and comparative example to prepare, carries out life dirt Water processes, and treatment effect is as shown in table 1.
Table 1 experimental result table
As can be seen from the above table, sanitary sewage coagulant prepared by the present invention, sanitary sewage is had the process effect of excellence Really, stable performance, easy to use, effectively reduce the processing cost of sanitary sewage.
It can be seen that the sanitary sewage coagulant prepared of the present invention from embodiment 3 with the treatment effect contrast of comparative example, By using Dodecyl trimethyl ammonium chloride that chitin and Vermiculitum are processed, it is possible to increase this sanitary sewage coagulant Treatment effect.
Above the better embodiment of the present invention is explained in detail, but the present invention is not limited to above-mentioned embodiment party Formula, in the ken that one skilled in the relevant art is possessed, it is also possible on the premise of without departing from present inventive concept Various changes can be made.

Claims (5)

1. one way of life sewage coagulant, it is characterised in that be made up of according to the raw material of weight portion following: trimethyl Ammonium chloride 5-8 part, chitin 13-16 part, chitosan 30-35 part, Vermiculitum 58-62 part, PAFC 93-97 part.
Sanitary sewage coagulant the most according to claim 1, it is characterised in that by the following raw material group according to weight portion Become: Dodecyl trimethyl ammonium chloride 6-7 part, chitin 14-15 part, chitosan 31-34 part, Vermiculitum 59-61 part, polyaluminium Ferro-aluminum 94-96 part.
Sanitary sewage coagulant the most according to claim 2, it is characterised in that by the following raw material group according to weight portion Become: Dodecyl trimethyl ammonium chloride 6.3 parts, chitin 14.8 parts, chitosan 33 parts, Vermiculitum 60.5 parts, PAFC 95 parts.
4. the preparation method of the sanitary sewage coagulant as described in claim 1-3 is arbitrary, it is characterised in that step is such as Under:
1) weigh Dodecyl trimethyl ammonium chloride, add the distilled water of 130-150 times of weight, after being uniformly mixed, it is thus achieved that Dodecyl trimethyl ammonium chloride aqueous solution；
2) weighing chitin, add the concentrated hydrochloric acid of 4-5 times of weight, stirring to chitin is completely dissolved, it is thus achieved that chitin lysate；
3) take the Dodecyl trimethyl ammonium chloride aqueous solution of cumulative volume 25-30%, be warming up to 75-78 DEG C, the most gradually Add chitin lysate, after treating that chitin lysate adds, continue stirring 20-30min, it is thus achieved that the first mixture；
4) being put into by the first mixture and carry out ultrasonic Treatment 50-60min in processor for ultrasonic wave, ultrasonic temperature is 87-92 DEG C, Ultrasonic power is 800W, it is thus achieved that the first ultrasonic Treatment thing；
5) the first ultrasonic Treatment thing is carried out filtration treatment, uses distilled water wash 5-8 time by filtering the solid matter obtained, And the solid matter after washing is put into baking oven, dry at 120-130 DEG C, it is thus achieved that the second mixture；
6) weigh Vermiculitum, after pulverizing, cross 300-400 mesh sieve, it is thus achieved that Vermiculitum powder；
7) take remaining Dodecyl trimethyl ammonium chloride aqueous solution, add Vermiculitum powder, be warming up to 80-85 DEG C, stirring mixing After Jun Yun, it is thus achieved that the 3rd mixture；
8) being put into by the 3rd mixture and carry out ultrasonic Treatment 50-60min in processor for ultrasonic wave, ultrasonic temperature is 90-95 DEG C, Ultrasonic power is 900W, it is thus achieved that the second ultrasonic Treatment thing；
9) the second ultrasonic Treatment thing is carried out filtration treatment, uses distilled water wash 5-8 time by filtering the solid matter obtained, And the solid matter after washing is put into baking oven, dry at 120-130 DEG C, it is thus achieved that the 4th mixture；
10) the second mixture and the 4th mixture are mixed, add chitosan and PAFC, after being uniformly mixed, Obtain sanitary sewage coagulant.
5. the sanitary sewage coagulant as described in claim 1-3 is arbitrary is processing sanitary sewage and is preparing in sewage-treating agent Purposes.
CN201610811168.XA 2016-09-08 2016-09-08 One way of life sewage coagulant and its production and use Pending CN106277254A (en)

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Publication number Priority date Publication date Assignee Title
CN106830120A (en) * 2017-02-27 2017-06-13 合肥智慧龙图腾知识产权股份有限公司 A kind of sewage-treating agent with demulsification and its preparation method and application
CN106830120B (en) * 2017-02-27 2019-04-30 浙江元美环境科技有限公司 A kind of sewage-treating agent and its application with demulsification
CN106830126A (en) * 2017-03-14 2017-06-13 郑州嘉晨化工科技有限公司 A kind of coal chemical industry sewage inorganic agent and its preparation method and application

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Application publication date: 20170104