CN106745467A - One kind compounding water purification agent and its component are prepared and method for purifying water - Google Patents
One kind compounding water purification agent and its component are prepared and method for purifying water Download PDFInfo
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- CN106745467A CN106745467A CN201710201840.8A CN201710201840A CN106745467A CN 106745467 A CN106745467 A CN 106745467A CN 201710201840 A CN201710201840 A CN 201710201840A CN 106745467 A CN106745467 A CN 106745467A
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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
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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
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
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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
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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
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
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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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/22—Nature of the water, waste water, sewage or sludge to be treated from the processing of animals, e.g. poultry, fish, or parts thereof
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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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/30—Nature of the water, waste water, sewage or sludge to be treated from the textile industry
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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
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
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Abstract
The invention provides a kind of method for compounding water purification agent and purification of water quality being carried out using the water purification agent.Described compounding water purification agent includes 0~51 part of adsorbent, 1 in mass ratio#0~26 part of material, 2#0~16 part of material, 3#0~14 part of material, 4#0~25 part of material.It is described compounding water purification agent preparation method be：By adsorbent, 1#Material, 2#Material, 3#Material, 4#Material is mixed more than 25 minutes with the speed of 80r/min at normal temperatures and pressures.The compounding water purification agent has Function For Purifying Water.
Description
Technical field
A kind of water purification agent in the present invention relates to water treatment field, and in particular to one kind compounding water purification agent is prepared and water quality is net
Change method.
Background technology
The progress of society makes industrial development incomparably rapid, petrochemical industry, coal-fired coking (gasification), pharmaceutical intermediate, printing and dyeing,
The discharge of wastewater of the polluted enterprises such as papermaking, plating and urban garbage disposal (percolate), not only causes
Serious water environment pollution, and the development of relevant industries is directly affected, constrains, or even whole means of production body will be caused
The change of system.
For the treatment of industrial wastewater, the compulsory monitoring index of national regulation, substantially raw water adds flocculant to enter
After row stirring stands, outward transport is dehydrated after sediment is added into desliming agent stirring；Supernatant carries out acid-base balance, chromium removal, film mistake
Could be discharged after standard is reached after filter；But because industrial wastewater species is various, complicated, poisonous and harmful, and most of build up
The older outmoded emission request that can not meet current standard of waste water disposal facility, corresponding water process preparation market is also deposited
In many problems：
1. biochemical treatment process
For many years, the Industrial Waste Water Treatments of China are constantly subjected to the influence of foreign technology, almost stereotypedly using life
Change treatment membrane filtration ability qualified discharge, but because its operation energy consumption is big, consumables cost is high, process range is narrow, invest many efficiency
The crowded operation of low, equipment is cumbersome, many enterprises is suffered untold misery.
2. water purification agent product
Water purification agent product is divided into flocculant, dehydrating agent, decolourizing agent, eliminating smell agent, demulsifier, dispersant, auxiliary agent by its purposes
Deng, although its is widely applicable, lacks special and absorbed for the composition of water pollution, i.e., without single-minded product, unprofessional.Such as,
Any sewage treatment plant, if changing the composition of contaminated water, then the effect of its purification cannot be by changing water purification agent
Product is adjusted, or even does not reach water outlet requirement completely.In other words, market is difficult to have bought the special efficacy water purification for removing a certain material
Agent, such as dechromises, removes ammonia nitrogen.
3. water treatment technology
Existing water treatment technology can be divided three classes Simple filter (household water filter), simple process (certainly by complicated and simple degree
Come water factory), complex process (biochemical treatment membrane filtration, macromolecular filtering).Why with the presence of simple (simple) mode, because
Use requirement can be reached after being purified to water quality in this manner, and it is simple to operate, easy to use.Biochemical treatment makes again
Filtered with macromolecular material, be that people process the prevalent means that waste water is taken to highly difficult, be to do something against one's will.Study carefully its root
Source, caused by being inadequate to waste water understanding, not deep to pollution physical solution.For example, sodium ion is smaller than hydrone, it is impossible to use filtering side
Formula is removed, but if first making sodium ion that generation novel substance is combined with other materials, then removes novel substance with precipitation, filter type,
So, sodium ion is just simply removed.Therefore, the developing direction of water purification technology exists and is combined by research object of pollutant
Existing chemical reagent and its production technology on the premise of equipment of avoiding is relied on it is shallow enter it is deep go out the pattern developed.
The content of the invention
Developing goal and direction for background technology sewerage disposing field, there is provided a kind of answering with Function For Purifying Water
Prepared with water purification agent and its application method.Expand according to this, a kind of simple method for purifying water and a series of water purification agents can be obtained
Preparation method.
To realize the technique effect, the present invention is adopted the technical scheme that：
One kind compounding water purification agent, it is characterised in that its composition includes 0~51 part of adsorbent, 1# materials 0~26 in mass ratio
Part, 0~16 part of 2# materials, 0~14 part of 3# materials, 0~25 part of 4# materials.Stirred with the speed of 80r/min under normal temperature, normal pressure
>=25min.The 1# Matter Compositions mass percent is ferrous sulfate 25%, copper sulphate 25%, deionized water 25%, company
Two sodium sulphate 25%；The 2# Matter Compositions mass percent be sodium chlorate 63%, deionized water 27%, polyacrylamide 1%,
Aluminum sulfate 9%.The 3# Matter Compositions are by mass percentage deionized water 25%, tertiary sodium phosphate 50%, magnesium chloride 25%.Institute
It is by mass percentage aluminium polychloride 45%, lime 55% that 4# materials are stated for lime or composition, granularity >=100 mesh.Normal temperature,
Adsorbent, 1# materials, 2# materials, 3# materials, 4# materials are mixed into more than 25min with the speed of 80r/min under normal pressure.
Further, the adsorbent is montmorillonite, granularity >=400 mesh.Montmorillonite can use the activated carbon of same granularity, silicon
Diatomaceous earth, bentonite, kaolin, sepiolite, zeolite etc. be single or two or more mixing after substitute, granularity >=400 mesh.
The preparation method of 1# materials is：A. the deionized water that mass percent is 25% is inserted into reactor, is heated to 80
DEG C, addition weighs ferrous sulfate 25%, copper sulphate 25%, sodium dithionate 25% and stirs to being completely dissolved by mass percentage；
B. stirring and drying obtains 1# material powders (mixing speed 80r/min).
The preparation method of 2# materials is：A. sodium chlorate 63%, deionized water 27%, aluminum sulfate are weighed by mass percentage
9%th, polyacrylamide 1%；B. deionized water is inserted into reactor, adds polyacrylamide stirring 1h；C. 80 DEG C are heated to, with
Speed is that 150r/min stirs 3h, and 1h completes the addition of sodium chlorate, and completing aluminum sulfate in 1h since 2h adds, it
Afterwards, continue to stir 1h；D. stirring and drying obtains 2# material powders.
The preparation method of 3# materials is：A. the deionized water that mass percent is 25% is inserted into reactor, is heated to 80
DEG C, addition weighs magnesium chloride 25%, tertiary sodium phosphate 50% and stirs to being completely dissolved by mass percentage；B. stirring and drying obtains 3# things
Matter powder (mixing speed 80r/min).
The preparation method of 4# materials is：A. the 4# Matter Compositions are by mass percentage aluminium polychloride 45%, lime
55% stirs under normal temperature, normal pressure mixes to obtain 4# material powders (granularity >=100 mesh).
It is a kind of to compound the method that water purification agent is used for purification of water quality, it is characterised in that step includes：A. the compounding water purification agent
Put into water by the 0.03%~5% of water body total amount and with the speed stirring of 120 ± 10r/min or be aerated；B. stir or expose
1~3min of gas, pause 3~5min, be stirred for or be aerated 1~3min, standing 3~20min；C. supernatant water quality is cleaned reachable
Mark discharge is multiplexed.Preferably, mixing effect is substituted more preferably using aeration.
Principle of the invention is as follows：
COD COD, biochemical oxygen demand (BOD) BOD5, ss suspended solid are three important indicators of evaluating water quality pollution.Go
Except the essence of COD, BOD5, SS is exactly to remove water pollutant, i.e. purification of water quality.The drop of the treatment of industrial wastewater, mainly COD
Solution is removed.
Montmorillonite after modified has active suction-operated to macromolecule organic, suspension and heavy metal etc. in water, and
Natural flocculation precipitation is combined together in adsorption process in the mode such as " parcel " or " attachment " to decline.Lime have it is sterilized,
The functions such as sterilization, reduction pH matter, discharge substantial amounts of calcium ion after it is contacted with water and hydroxide ion participates in reaction, and together
1#, 2#, 3# material produce synergy, while can turn the form between free ammonia NH3 and ammonium ion NH4+ of the ammonia nitrogen in water
It is removed when changing.The effect of sodium dithionate and ferrous sulfate heavy metal and in 2# materials, 3# materials to pollutant one
It is changed into water-insoluble after serial chain reaction and is sunken to the bottom.(4) aluminum sulfate mainly makes water quality become clear.(5) polyacrylamide makes to hang
Floating floccule rapid subsidence.(6) through the combination and water pollutant etc. there is compound reaction in the material such as adsorbent, to water body
There is colour fading, go the effects such as smell, precipitation suspension.(7) the compounding water purification agent obtained by being prepared according to the method for the invention, can be right
In water macromolecule organic adsorbed and also can also quick sterilization sterilization, rapid flocculation settled microparticles thing, play and purify water
Effect.
Innovative point of the invention is：
The length being had his own strong points using existing water purification agent product, function is made more through the special process such as compound, polymerization compounding
Powerful macromolecule mixture, with simple to operate, easy to use, efficiency high, effect is good the characteristics of complete purification of water quality, instead of
Conventional water purification depends on the defect of equipment.By modified electrically charged, release calcium and hydroxide ion, nanoscale adsorbent,
The optimum organizations such as macromolecular material, integrated absorption, coagulation and sterilization, precipitation, filter certainly impurities in water is permeated in one, watt
Solve, collect formula removing, have the advantages that wastewater treatment is completed without big power consuming device, without large area facility, the step of purification of water quality one.
(without adding dehydrating agent), being conducive to next procedure to extract has for Pickering, the easily dehydration produced in Water treatment
With material, after can also being reprocessed as compounding water purification agent of the present invention raw materials for production or be fired into novel building material
Material (can be directly produced into granule soil for soil improvement or kind for water treatment deposition of the raw water without poisonous and harmful substances
Plant greening).
Beneficial effects of the present invention are：
COD removers of the present invention provide a kind of simple and easy method of wastewater treatment, simplify waste water treatment process, contracting
The short wastewater treatment cycle, wastewater treatment power consumption is reduced, and for further treatment water purification solid waste is laid a good foundation.
Can be by modes such as oxidation, decomposition, parcels to the huge sum of money such as cadmium, lead, arsenic after being processed through COD removers of the present invention
Category ion, poisonous and harmful substance carry out a certain degree of removal and degraded, to pathogenic bacteria, Escherichia coli, typhoid bacillus and virus
Etc. effect of killing (clearance more than 70%).
For the water quality without poisonous and harmful substance, purified water produced precipitation through COD removers of the present invention
Can be directly used for desertification soil improvement or carry out granule making grain with local methods for planting technique.
Brief description of the drawings
Fig. 1 is the technology of the present invention process flow diagram；
Fig. 2 is water treatment technological process figure of the present invention；
Fig. 3 is prior art water treatment technological process.
Specific embodiment
The present invention provides a kind of COD removers for purifying water and preparation method thereof, and one kind compounding water purification agent, its feature exists
Include 0~51 part of adsorbent, 0~26 part of 1# materials, 0~16 part of 2# materials in mass ratio in, its composition, 0~14 part of 3# materials,
0~25 part of 4# materials.With the speed stirring >=25min of 80r/min under normal temperature, normal pressure., polyacrylamide 1%, sulfuric acid
Aluminium 9%.The 3# Matter Compositions are by mass percentage deionized water 25%, tertiary sodium phosphate 50%, magnesium chloride 25%.The 4#
Material is that lime or composition are by mass percentage aluminium polychloride 45%, lime 55%.Under normal temperature, normal pressure by adsorbent,
1# materials, 2# materials, 3# materials, 4# materials mix more than 25min with the speed of 80r/min.
Further, the adsorbent is montmorillonite, granularity >=400 mesh.Montmorillonite can use the activated carbon of same granularity, silicon
Diatomaceous earth, bentonite, kaolin, sepiolite, zeolite etc. be single or two or more mixing after substitute.
The preparation method of 1# materials is：A. the deionized water that mass percent is 25% is inserted into reactor, is heated to 80
DEG C, addition weighs ferrous sulfate 25%, copper sulphate 25%, sodium dithionate 25% and stirs to being completely dissolved by mass percentage；
B. stirring and drying obtains 1# material powders (mixing speed 80r/min).
The preparation method of 2# materials is：A. sodium chlorate 63%, deionized water 27%, aluminum sulfate are weighed by mass percentage
9%th, polyacrylamide 1%；B. deionized water is inserted into reactor, adds polyacrylamide stirring 1h；C. 80 DEG C are heated to, with
Speed is that 150r/min stirs 3h, and 1h completes the addition of sodium chlorate, and completing aluminum sulfate in 1h since 2h adds, it
Afterwards, continue to stir 1h；D. stirring and drying obtains 2# material powders.
The preparation method of 3# materials is：A. the deionized water that mass percent is 25% is inserted into reactor, is heated to 80
DEG C, addition weighs magnesium chloride 25%, tertiary sodium phosphate 50% and stirs to being completely dissolved by mass percentage；B. stirring and drying obtains 3# things
Matter powder (mixing speed 80r/min).
The preparation method of 4# materials is：A. the 4# Matter Compositions are by mass percentage aluminium polychloride 45%, lime
55% stirs under normal temperature, normal pressure mixes to obtain 4# material powders (granularity >=100 mesh).
It is a kind of to compound the method that water purification agent is used for purification of water quality, it is characterised in that step includes：A. the compounding water purification agent
Put into water by the 0.03%~5% of water body total amount and with the speed stirring of 120 ± 10r/min or be aerated；B. stir or expose
1~3min of gas, pause 3~5min, be stirred for or be aerated 1~3min, standing 3~20min；C. supernatant water quality is cleaned reachable
Mark discharge is multiplexed.
With reference to embodiment, the present invention will be described in detail.
Embodiment 1：The preparation of COD removers.
The composition of the COD removers, in mass ratio including 0~25 part of lime, 0~15 part of activated carbon, bentonite 0~36
Part, 0~9 part of 1# materials, 0~5 part of 2# materials, 0~10 part of 3# materials.At normal temperatures and pressures by lime, activated carbon, bentonite,
1# materials, 2# materials, 3# materials are with the speed stirring >=25min of 80r/min.
The preparation method of the 1# materials is：A. the deionized water that mass percent is 25% is inserted into reactor, is heated
To 80 DEG C, addition weighs ferrous sulfate 30%, sodium dithionate 45% and stirs to being completely dissolved by mass percentage；B. stirring is dried
Do to obtain 1# material powders (mixing speed 80r/min).
The preparation method of the 2# materials is：A. sodium chlorate 12%, deionized water 27%, sulfuric acid are weighed by mass percentage
Aluminium 60%, polyacrylamide 1%；B. deionized water is inserted into reactor, adds polyacrylamide stirring 1h；C. 80 are heated to
DEG C, 3h is stirred by 150r/min of speed, 1h completes the addition of sodium chlorate, and completing aluminum sulfate in 1h since 2h adds
Enter, afterwards, continue to stir 1h；D. stirring and drying obtains 2# material powders.
The preparation method of the 3# materials is：A. the deionized water that mass percent is 25% is inserted into reactor, is heated
To 80 DEG C, addition weighs magnesium chloride 25%, tertiary sodium phosphate 50% and stirs to being completely dissolved by mass percentage；B. stirring and drying is obtained
1# material powders (mixing speed 80r/min).
The lime, bentonite are technical grade, granularity >=100 mesh, and the activated carbon is technical grade, granularity >=300 mesh,
The bentonite is sodium base or calcium base.
Embodiment 2：Waste electroplating liquor containing chromium purification method
The COD removers are used for the method for purification of water quality, step to be included：(1) the COD removers press water body total amount
0.03%~5% puts into water and stirring immediately (or aeration)；(2) stirring (or aeration) 1~3min, the 3~5min that pauses, again
Stirring (or aeration) 1~3min, 3~20min of standing；(3) supernatant chromium, COD are up to standard discharges or utilization and recycle.
Embodiment 3：Slaughtering wastewater purification method
The COD removers are used for the method for purification of water quality, step to be included：(1) the COD removers press water body total amount
0.03%~5% puts into water and stirring immediately (or aeration)；(2) stirring (or aeration) 1~3min, the 3~5min that pauses, again
Stirring (or aeration) 1~3min, 3~20min of standing；(3) supernatant C OD, BOD5 is up to standard discharges or utilization and recycle.
Embodiment 4：Dyeing waste water discharges method for purifying water
Certain textile mills' total Water is about 5,500m3/d, and after sewage treatment plant's biochemical treatment, membrane filtration, its water body is in
Faint yellow, COD can not be up to standard.After being analyzed, testing, 1#, 2# material are pressed 0.8% input sedimentation basin stirring of water body total amount
(former technological process is constant).After use, water outlet change is clear, COD is up to standard.
It should be understood that：Open the above is to introduce the present invention, being not used in the restriction present invention.It is every without departing from this hair
Bright spirit (scope) is made possible variation to disclosed content (including principle, method and scheme) and (or is repaiied
Change), or according to, the imitation made with reference to essence of the invention, change, cover up, belong to the guarantor of technical solution of the present invention
Shield category.
Claims (7)
1. it is a kind of to compound water purification agent, it is characterised in that in mass ratio including following components：0~51 part of adsorbent, 1# materials 0~
26 parts, 0~16 part of 2# materials, 0~14 part of 3# materials, 0~25 part of 4# materials.The 1# Matter Compositions mass percent is sulfuric acid
Ferrous 25%, copper sulphate 25%, deionized water 25%, sodium dithionate 25%；The 2# Matter Compositions mass percent is chlorine
Sour sodium 63%, deionized water 27%, polyacrylamide 1%, aluminum sulfate 9%；The 3# Matter Compositions mass percent for go from
Sub- water 25%, tertiary sodium phosphate 50%, magnesium chloride 25%；The 4# Matter Compositions mass percent is aluminium polychloride 45%, stone
Ash 55%, granularity >=100 mesh.
2. one kind according to claim 1 compounds water purification agent, it is characterised in that the adsorbent is montmorillonite, or, active
The mixture of the single one or two kinds of such as charcoal, diatomite, bentonite, kaolin, zeolite, sepiolite and the above, granularity >=
400 mesh.
3. described in claim 1 compounding water purification agent 1# materials preparation method, it is characterised in that comprise the following steps：a.
The deionized water that mass percent is 25% is inserted into reactor, 80 DEG C, the sulfuric acid that addition is weighed by mass percentage are heated to
Ferrous 25%, copper sulphate 25%, sodium dithionate 25%, stirring is to being completely dissolved；B. dried after being stirred with the speed of 80r/min
Obtain 1# material powders.
4. described in claim 1 compounding water purification agent 2# materials preparation method, it is characterised in that comprise the following steps：a.
Sodium chlorate 63%, deionized water 27%, aluminum sulfate 9%, polyacrylamide 1% are weighed by mass percentage；B. by deionized water
Reactor is inserted, adds polyacrylamide to stir 1h with the speed of 80r/min；C. 80 DEG C are heated to, with speed as 150r/min
Stirring 3h, 1h complete the addition of sodium chlorate, and completing aluminum sulfate in 1h since 2h adds, and afterwards, continue to stir 1h；d.
Stirring and drying obtains 2# material powders.
5. described in claim 1 compounding water purification agent 3# materials preparation method, it is characterised in that comprise the following steps：a.
The deionized water that mass percent is 25% is inserted into reactor, 80 DEG C are heated to, weigh by mass percentage magnesium chloride 25%,
Tertiary sodium phosphate 50% is stirred to being completely dissolved；B. 3# material powders are dried to obtain after being stirred with the speed of 80r/min.
6. described in claim 1 compounding water purification agent 4# materials preparation method, it is characterised in that comprise the following steps：a.
Mixing that the 4# Matter Compositions are by mass percentage aluminium polychloride 45%, lime 55% stirs under normal temperature, normal pressure
Obtain 4# material powders.
7. the method that the compounding water purification agent described in claim 1 is used for purification of water quality, it is characterised in that step includes：A. it is described
Compounding water purification agent press in 0.03%~5% input water of water body total amount and with the stirring of the speed of 120 ± 10r/min or aeration；b.
Stirring is aerated 1~3min, the 3~5min that pauses, is stirred for or is aerated 1~3min, stands 3~20min；C. supernatant water quality quilt
Purification can qualified discharge or multiplexing.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107473320A (en) * | 2017-09-12 | 2017-12-15 | 上海成宙化工有限公司 | A kind of charcoal absorption agent dispersing liquid and preparation method thereof |
| CN108265580A (en) * | 2018-01-24 | 2018-07-10 | 河海大学 | A kind of the river channel ecology system and its construction method of cutting dirt-bank protection-water purification based on reuse of dredging |
| CN109775780A (en) * | 2017-11-15 | 2019-05-21 | 柳州市皇盛环保科技有限公司 | A kind of breeding pollution waste water treating agent |
| CN110240208A (en) * | 2019-01-28 | 2019-09-17 | 重庆帝尧环保科技有限公司 | A kind of potable water purifying agent, preparation method and method for purifying water |
| CN111482162A (en) * | 2020-05-10 | 2020-08-04 | 孙新元 | Water purifying agent based on modified diatomite and preparation method thereof |
-
2017
- 2017-03-30 CN CN201710201840.8A patent/CN106745467A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107473320A (en) * | 2017-09-12 | 2017-12-15 | 上海成宙化工有限公司 | A kind of charcoal absorption agent dispersing liquid and preparation method thereof |
| CN109775780A (en) * | 2017-11-15 | 2019-05-21 | 柳州市皇盛环保科技有限公司 | A kind of breeding pollution waste water treating agent |
| CN108265580A (en) * | 2018-01-24 | 2018-07-10 | 河海大学 | A kind of the river channel ecology system and its construction method of cutting dirt-bank protection-water purification based on reuse of dredging |
| CN110240208A (en) * | 2019-01-28 | 2019-09-17 | 重庆帝尧环保科技有限公司 | A kind of potable water purifying agent, preparation method and method for purifying water |
| CN111482162A (en) * | 2020-05-10 | 2020-08-04 | 孙新元 | Water purifying agent based on modified diatomite and preparation method thereof |
| CN111482162B (en) * | 2020-05-10 | 2023-12-01 | 大庆市源邦石油科技有限公司 | Water purifying agent based on modified diatomite and preparation method thereof |
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