CN105776723A - Treatment method of fast flocculation for sewage - Google Patents
Treatment method of fast flocculation for sewage Download PDFInfo
- Publication number
- CN105776723A CN105776723A CN201610252621.8A CN201610252621A CN105776723A CN 105776723 A CN105776723 A CN 105776723A CN 201610252621 A CN201610252621 A CN 201610252621A CN 105776723 A CN105776723 A CN 105776723A
- Authority
- CN
- China
- Prior art keywords
- flocculation
- treatment agent
- water treatment
- water
- parts
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- 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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
- C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
- C02F1/488—Treatment of water, waste water, or sewage with magnetic or electric fields for separation of magnetic materials, e.g. magnetic flocculation
-
- 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
-
- 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
- C02F1/5236—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
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The invention discloses a treatment method of fast flocculation for sewage. Raw water is introduced to a mixing tank, and a water treatment agent is added and mixed uniformly, wherein the water treatment agent is prepared from the following raw materials in parts by weight: 1 to 8 parts of aluminum sulfate, 80 to 120 parts of tetraethylenepentamine, 0.1 to 2 parts of barium sulfate, 10 to 35 parts of diatomite, 65 to 95 parts of potassium feldspar, 0.001 to 0.5 part of disodium ethylenediamine tetraacetic acid, 3 to 8 parts of sepiolite and 0.0001 to 0.5 part of dimethylethanolamine; uniformly mixed water is introduced to a first flocculation tank to carry out preliminary flocculation, and a magnetic field is adopted for separating floccules; treatment of a secondary flocculation stage and a filtration stage are performed to finish the fast flocculation for the sewage. By adoption of the treatment technology of the invention, the sewage flocculation rate is fast, and the flocculation settling efficiency is high, and the removal capability of turbidity and color is strong. The water treatment agent is used, so that the flocculation rate is rapidly improved, and under a similar circumstance, the water treatment time is reduced by 40%, and the cost is reduced.
Description
Technical field
The present invention relates to technical field of sewage, the processing method of a kind of sewage rapid flocculation.
Background technology
In water treatment field, flocculation sediment is a kind of conventional processing method, and it has simple to operate, low cost, process effect
The advantages such as fruit is good.The mechanism of action of flocculation is commonly considered as having compression double electric layer and charge neutralization, macromolecule water treatment agent
Adsorption bridging effect, the volume of flco sweep precipitation etc..The process of flocculation is the process of colloidal solid loss of stability, glue
Body material and little suspension grain are gathered into bigger granule, thus are prone to precipitate from liquid.Add water treatment agent permissible
Accelerate this mechanism, the absorption of these aggregations various impurity to dissolving can be greatly enhanced, advantageously in water
The purification of matter.But existing process technique is the longest, is unfavorable for long-term disposal technique, cause cost high.
Summary of the invention
It is an object of the invention to provide that a kind of turbidity removal, decoloring ability be strong, treatment time of water shortens 40%, cost reduces dirt
The processing method of water rapid flocculation, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme:
The processing method of a kind of sewage rapid flocculation, comprises the following steps:
1) mix stages: former water is introduced mixing pit, adds water treatment agent, mix homogeneously；Wherein said water treatment agent according to
The raw material of weight portion includes: aluminum sulfate 1-8 part, tetren 80-120 part, barium sulfate 0.1-2 part, kieselguhr 10-35
Part, potassium feldspar 65-95 part, disodiumedetate 0.001-0.5 part, meerschaum 3-18 part, dimethylethanolamine
0.0001-0.5 part；It is 100-800mg/L that water treatment agent adds the amount of former water；
2) the initial flocculation stage: by step 1) in water after mix homogeneously introduce the first flocculation basin and carry out initial flocculation, use
Magnetic field separation flocculate；
3) flocculated stage again: by step 2) in upper water after initial flocculation introduce the second flocculation basin, in flow process
Add water treatment agent, again flocculate in the second flocculation basin, use magnetic field separation flocculate；Wherein water treatment agent adds
The amount of upper water is 50-150mg/L；
4) filtration stage: by step 3) in again flocculation after water filtered by filter plant.
As the further scheme of the present invention: described water treatment agent includes according to the raw material of weight portion: aluminum sulfate 1-6 part, four
Ethylidene five amine 90-115 part, barium sulfate 0.2-1 part, kieselguhr 15-30 part, potassium feldspar 70-90 part, ethylenediamine tetrem
Acid disodium 0.001-0.2 part, meerschaum 5-15 part, dimethylethanolamine 0.0003-0.2 part.
As the further scheme of the present invention: described water treatment agent includes according to the raw material of weight portion: aluminum sulfate 1-4 part, four
Ethylidene five amine 95-105 part, barium sulfate 0.2-0.7 part, kieselguhr 20-25 part, potassium feldspar 75-85 part, ethylenediamine tetrem
Acid disodium 0.001-0.005 part, meerschaum 8-12 part, dimethylethanolamine 0.0003-0.0007 part.
As the further scheme of the present invention: the preparation process of described water treatment agent is by aluminum sulfate, tetren, sulfur
Acid barium, kieselguhr, potassium feldspar, disodiumedetate, meerschaum and dimethylethanolamine ground 100-200 mesh sieve,
Mix homogeneously and get final product.
Compared with prior art, the invention has the beneficial effects as follows:
The process technique of the present invention makes sewage flocculation speed fast, and flocculating sedimentation efficiency is high, and turbidity removal, decoloring ability are strong.Use water
Inorganic agent, it is achieved the quick raising of flocculation rate, under kindred circumstances, treatment time of water shortens 40%, and cost reduces.
Detailed description of the invention
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, aobvious
So, described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based in the present invention
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, all
Belong to the scope of protection of the invention.
Embodiment 1
In the embodiment of the present invention, the processing method of a kind of sewage rapid flocculation, comprise the following steps:
1) mix stages: former water is introduced mixing pit, adds water treatment agent, mix homogeneously；Described water treatment agent is according to weight
The raw material of part includes: 1 part of aluminum sulfate, tetren 80 parts, 0.1 part of barium sulfate, 10 parts of kieselguhr, potassium feldspar
65 parts, disodiumedetate 0.001 part, meerschaum 3 parts, dimethylethanolamine 0.0001 part；Described water treatment agent
Preparation process be by aluminum sulfate, tetren, barium sulfate, kieselguhr, potassium feldspar, disodiumedetate,
Meerschaum and ground 100 mesh sieves of dimethylethanolamine, mix homogeneously and get final product.Water treatment agent adds the amount of former water
100mg/L。
2) the initial flocculation stage: by step 1) in water after mix homogeneously introduce the first flocculation basin and carry out initial flocculation, use
Magnetic field separation flocculate.
3) flocculated stage again: by step 2) in upper water after initial flocculation introduce the second flocculation basin, in flow process
Add water treatment agent, again flocculate in the second flocculation basin, use magnetic field separation flocculate；Wherein water treatment agent adds
The amount of upper water is 50mg/L.
4) filtration stage: by step 3) in again flocculation after water filtered by filter plant.
Embodiment 2
In the embodiment of the present invention, the processing method of a kind of sewage rapid flocculation, comprise the following steps:
1) mix stages: former water is introduced mixing pit, adds water treatment agent, mix homogeneously；Described water treatment agent is according to weight
The raw material of part includes: 8 parts of aluminum sulfate, tetren 120 parts, 2 parts of barium sulfate, 35 parts of kieselguhr, potassium feldspar
95 parts, disodiumedetate 0.5 part, meerschaum 18 parts, dimethylethanolamine 0.5 part；The system of described water treatment agent
Standby process is by aluminum sulfate, tetren, barium sulfate, kieselguhr, potassium feldspar, disodiumedetate, Hai Pao
Stone and ground 200 mesh sieves of dimethylethanolamine, mix homogeneously and get final product.It is 800mg/L that water treatment agent adds the amount of former water.
2) the initial flocculation stage: by step 1) in water after mix homogeneously introduce the first flocculation basin and carry out initial flocculation, use
Magnetic field separation flocculate.
3) flocculated stage again: by step 2) in upper water after initial flocculation introduce the second flocculation basin, in flow process
Add water treatment agent, again flocculate in the second flocculation basin, use magnetic field separation flocculate；Wherein water treatment agent adds
The amount of upper water is 150mg/L.
4) filtration stage: by step 3) in again flocculation after water filtered by filter plant.
Embodiment 3
In the embodiment of the present invention, the processing method of a kind of sewage rapid flocculation, comprise the following steps:
1) mix stages: former water is introduced mixing pit, adds water treatment agent, mix homogeneously；Described water treatment agent is according to weight
The raw material of part includes: 1 part of aluminum sulfate, tetren 90 parts, 0.2 part of barium sulfate, 15 parts of kieselguhr, potassium feldspar
70 parts, disodiumedetate 0.001 part, meerschaum 5 parts, dimethylethanolamine 0.0003 part；Described water treatment agent
Preparation process be by aluminum sulfate, tetren, barium sulfate, kieselguhr, potassium feldspar, disodiumedetate,
Meerschaum and ground 100 mesh sieves of dimethylethanolamine, mix homogeneously and get final product.Water treatment agent adds the amount of former water
100mg/L。
2) the initial flocculation stage: by step 1) in water after mix homogeneously introduce the first flocculation basin and carry out initial flocculation, use
Magnetic field separation flocculate.
3) flocculated stage again: by step 2) in upper water after initial flocculation introduce the second flocculation basin, in flow process
Add water treatment agent, again flocculate in the second flocculation basin, use magnetic field separation flocculate；Wherein water treatment agent adds
The amount of upper water is 50mg/L.
4) filtration stage: by step 3) in again flocculation after water filtered by filter plant.
Embodiment 4
In the embodiment of the present invention, the processing method of a kind of sewage rapid flocculation, comprise the following steps:
1) mix stages: former water is introduced mixing pit, adds water treatment agent, mix homogeneously；Described water treatment agent is according to weight
The raw material of part includes: 6 parts of aluminum sulfate, tetren 115 parts, 1 part of barium sulfate, 30 parts of kieselguhr, potassium feldspar
90 parts, disodiumedetate 0.2 part, meerschaum 15 parts, dimethylethanolamine 0.2 part；The system of described water treatment agent
Standby process is by aluminum sulfate, tetren, barium sulfate, kieselguhr, potassium feldspar, disodiumedetate, Hai Pao
Stone and ground 200 mesh sieves of dimethylethanolamine, mix homogeneously and get final product.It is 800mg/L that water treatment agent adds the amount of former water.
2) the initial flocculation stage: by step 1) in water after mix homogeneously introduce the first flocculation basin and carry out initial flocculation, use
Magnetic field separation flocculate.
3) flocculated stage again: by step 2) in upper water after initial flocculation introduce the second flocculation basin, in flow process
Add water treatment agent, again flocculate in the second flocculation basin, use magnetic field separation flocculate；Wherein water treatment agent adds
The amount of upper water is 150mg/L.
4) filtration stage: by step 3) in again flocculation after water filtered by filter plant.
Embodiment 5
In the embodiment of the present invention, the processing method of a kind of sewage rapid flocculation, comprise the following steps:
1) mix stages: former water is introduced mixing pit, adds water treatment agent, mix homogeneously；Described water treatment agent is according to weight
The raw material of part includes: 1 part of aluminum sulfate, tetren 95 parts, 0.2 part of barium sulfate, 20 parts of kieselguhr, potassium feldspar
75 parts, disodiumedetate 0.001 part, meerschaum 8 parts, dimethylethanolamine 0.0003 part；Described water treatment agent
Preparation process be by aluminum sulfate, tetren, barium sulfate, kieselguhr, potassium feldspar, disodiumedetate,
Meerschaum and ground 100 mesh sieves of dimethylethanolamine, mix homogeneously and get final product.Water treatment agent adds the amount of former water
400mg/L。
2) the initial flocculation stage: by step 1) in water after mix homogeneously introduce the first flocculation basin and carry out initial flocculation, use
Magnetic field separation flocculate.
3) flocculated stage again: by step 2) in upper water after initial flocculation introduce the second flocculation basin, in flow process
Add water treatment agent, again flocculate in the second flocculation basin, use magnetic field separation flocculate；Wherein water treatment agent adds
The amount of upper water is 100mg/L.
4) filtration stage: by step 3) in again flocculation after water filtered by filter plant.
Embodiment 6
In the embodiment of the present invention, the processing method of a kind of sewage rapid flocculation, comprise the following steps:
1) mix stages: former water is introduced mixing pit, adds water treatment agent, mix homogeneously；Described water treatment agent is according to weight
The raw material of part includes: 4 parts of aluminum sulfate, tetren 105 parts, 0.7 part of barium sulfate, 25 parts of kieselguhr, potassium feldspar
85 parts, disodiumedetate 0.005 part, meerschaum 12 parts, dimethylethanolamine 0.0007 part；Described water processes
The preparation process of agent be by aluminum sulfate, tetren, barium sulfate, kieselguhr, potassium feldspar, disodiumedetate,
Meerschaum and ground 200 mesh sieves of dimethylethanolamine, mix homogeneously and get final product.Water treatment agent adds the amount of former water
400mg/L。
2) the initial flocculation stage: by step 1) in water after mix homogeneously introduce the first flocculation basin and carry out initial flocculation, use
Magnetic field separation flocculate.
3) flocculated stage again: by step 2) in upper water after initial flocculation introduce the second flocculation basin, in flow process
Add water treatment agent, again flocculate in the second flocculation basin, use magnetic field separation flocculate；Wherein water treatment agent adds
The amount of upper water is 100mg/L.
4) filtration stage: by step 3) in again flocculation after water filtered by filter plant.
Result is as shown in table 1.
Table 1
| Raw water turbidity | Turbidity after process | Former water COD (mg/L) | COD (mg/L) after process | |
| Embodiment 1 | 70 | 6.9 | 55 | 7.5 |
| Embodiment 2 | 70 | 6.5 | 55 | 7.1 |
| Embodiment 3 | 70 | 6.1 | 55 | 6.2 |
| Embodiment 4 | 70 | 5.8 | 55 | 5.8 |
| Embodiment 5 | 70 | 5.4 | 55 | 4.7 |
| Embodiment 6 | 70 | 5.0 | 55 | 4.3 |
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and do not carrying on the back
In the case of the spirit or essential attributes of the present invention, it is possible to realize the present invention in other specific forms.Therefore, no matter from
From the point of view of which point, all should regard embodiment as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all by fall in the implication of equivalency and scope of claim
Change is included in the present invention.
Although moreover, it will be appreciated that this specification is been described by according to embodiment, but the most each embodiment only comprises
One independent technical scheme, this narrating mode of description is only the most for clarity sake, and those skilled in the art should be by
Description is as an entirety, and the technical scheme in each embodiment can also be through appropriately combined, and forming those skilled in the art can
With other embodiments understood.
Claims (4)
1. the processing method of a sewage rapid flocculation, it is characterised in that comprise the following steps:
1) mix stages: former water is introduced mixing pit, adds water treatment agent, mix homogeneously；Wherein said water treatment agent according to
The raw material of weight portion includes: aluminum sulfate 1-8 part, tetren 80-120 part, barium sulfate 0.1-2 part, kieselguhr 10-35
Part, potassium feldspar 65-95 part, disodiumedetate 0.001-0.5 part, meerschaum 3-18 part, dimethylethanolamine
0.0001-0.5 part；It is 100-800mg/L that water treatment agent adds the amount of former water；
2) the initial flocculation stage: by step 1) in water after mix homogeneously introduce the first flocculation basin and carry out initial flocculation, use
Magnetic field separation flocculate；
3) flocculated stage again: by step 2) in upper water after initial flocculation introduce the second flocculation basin, in flow process
Add water treatment agent, again flocculate in the second flocculation basin, use magnetic field separation flocculate；Wherein water treatment agent adds
The amount of upper water is 50-150mg/L；
4) filtration stage: by step 3) in again flocculation after water filtered by filter plant.
The processing method of sewage rapid flocculation the most according to claim 1, it is characterised in that described water treatment agent according to
The raw material of weight portion includes: aluminum sulfate 1-6 part, tetren 90-115 part, barium sulfate 0.2-1 part, kieselguhr 15-30
Part, potassium feldspar 70-90 part, disodiumedetate 0.001-0.2 part, meerschaum 5-15 part, dimethylethanolamine
0.0003-0.2 part.
The processing method of sewage rapid flocculation the most according to claim 2, it is characterised in that described water treatment agent according to
The raw material of weight portion includes: aluminum sulfate 1-4 part, tetren 95-105 part, barium sulfate 0.2-0.7 part, kieselguhr
20-25 part, potassium feldspar 75-85 part, disodiumedetate 0.001-0.005 part, meerschaum 8-12 part, dimethyl second
Hydramine 0.0003-0.0007 part.
4. according to the processing method of the arbitrary described sewage rapid flocculation of claim 1-3, it is characterised in that described water processes
The preparation process of agent be by aluminum sulfate, tetren, barium sulfate, kieselguhr, potassium feldspar, disodiumedetate,
Meerschaum and dimethylethanolamine ground 100-200 mesh sieve, mix homogeneously and get final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610252621.8A CN105776723A (en) | 2016-04-20 | 2016-04-20 | Treatment method of fast flocculation for sewage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610252621.8A CN105776723A (en) | 2016-04-20 | 2016-04-20 | Treatment method of fast flocculation for sewage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105776723A true CN105776723A (en) | 2016-07-20 |
Family
ID=56397124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610252621.8A Pending CN105776723A (en) | 2016-04-20 | 2016-04-20 | Treatment method of fast flocculation for sewage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105776723A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105036270A (en) * | 2015-06-27 | 2015-11-11 | 李宏亮 | Water treatment agent for quick flocculating, and preparation method and water treatment method thereof |
| CN105110441A (en) * | 2015-09-30 | 2015-12-02 | 宁波保税区韬鸿化工科技有限公司 | Water treatment agent and preparing method |
| CN105217763A (en) * | 2014-06-27 | 2016-01-06 | 刘维艮 | A kind of flocculation agent being applied to treatment of sewage |
| CN105399194A (en) * | 2015-12-16 | 2016-03-16 | 江苏盖亚环境工程有限公司 | Papermaking wastewater treatment agent and preparation method thereof |
-
2016
- 2016-04-20 CN CN201610252621.8A patent/CN105776723A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105217763A (en) * | 2014-06-27 | 2016-01-06 | 刘维艮 | A kind of flocculation agent being applied to treatment of sewage |
| CN105036270A (en) * | 2015-06-27 | 2015-11-11 | 李宏亮 | Water treatment agent for quick flocculating, and preparation method and water treatment method thereof |
| CN105110441A (en) * | 2015-09-30 | 2015-12-02 | 宁波保税区韬鸿化工科技有限公司 | Water treatment agent and preparing method |
| CN105399194A (en) * | 2015-12-16 | 2016-03-16 | 江苏盖亚环境工程有限公司 | Papermaking wastewater treatment agent and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104058515B (en) | A kind of method of acid waste water system treatment of acidic wastewater | |
| CN104436853A (en) | Rainwater purifying device | |
| CN206720925U (en) | A kind of well mixed sanitary sewage disposal device of flocculant | |
| CN103739110A (en) | Glassware processing wastewater treatment technology | |
| CN105776723A (en) | Treatment method of fast flocculation for sewage | |
| CN103086542B (en) | Recycling process and system for wooden activated carbon industrial wastewater | |
| CN104129838A (en) | Settlement method of vanadium mud in leached vanadium liquid | |
| CN110436596A (en) | A kind of processing of combined type backwashing water and reclaiming system | |
| CN101781031A (en) | Purification treatment method of reclaimed papermaking water | |
| CN109136052A (en) | A kind of processing method of vinegar ultrafiltration gained film concentrate | |
| CN203451332U (en) | Fatty acid waste water treatment system | |
| CN214571236U (en) | A filtering mechanism for town sewage treatment | |
| CN212151867U (en) | Sewage advanced treatment system | |
| CN104445802B (en) | The Multistage settling processing system of paper waste | |
| CN102166437A (en) | V-shaped water-collecting upflow sedimentation tank | |
| CN210419589U (en) | Novel acid wastewater recovery equipment for semiconductor factory | |
| EP2760797B1 (en) | Method for flocculating algae using polymers including tannin | |
| CN202968283U (en) | Treatment device set of water purification station | |
| CN107032566A (en) | A kind of sewage water treatment method | |
| CN206799330U (en) | A kind of Water warfare, effluent cycle zero-discharge treatment system | |
| CN202044818U (en) | V-shaped water collection upflow type sedimentation tank | |
| CN101215444B (en) | Method for reclaiming bleaching lac particles | |
| KR100530212B1 (en) | Manufacturing method of bamboo salt water by bamboo salt | |
| CN205024041U (en) | Processing system of textile production waste water | |
| CN109748459A (en) | A kind of river heavy metal-polluted water repair system and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160720 |
|
| RJ01 | Rejection of invention patent application after publication |