CN107686202A - A kind of Metallurgical Waste Water exhaust apparatus - Google Patents
A kind of Metallurgical Waste Water exhaust apparatus Download PDFInfo
- Publication number
- CN107686202A CN107686202A CN201710809802.0A CN201710809802A CN107686202A CN 107686202 A CN107686202 A CN 107686202A CN 201710809802 A CN201710809802 A CN 201710809802A CN 107686202 A CN107686202 A CN 107686202A
- Authority
- CN
- China
- Prior art keywords
- reverse osmosis
- osmosis membrane
- pipe
- osmosis unit
- waste water
- 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
- 239000002351 wastewater Substances 0.000 title claims abstract description 33
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 90
- 239000012528 membrane Substances 0.000 claims abstract description 54
- 239000010786 composite waste Substances 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000010992 reflux Methods 0.000 claims abstract description 12
- 230000035699 permeability Effects 0.000 claims abstract description 10
- 239000002699 waste material Substances 0.000 claims description 13
- 238000001764 infiltration Methods 0.000 claims description 4
- 238000005119 centrifugation Methods 0.000 claims 1
- 238000000746 purification Methods 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 230000033764 rhythmic process Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 3
- 239000010808 liquid waste Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
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
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/048—Purification of waste water by evaporation
-
- 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
- C02F1/38—Treatment of water, waste water, or sewage by centrifugal separation
-
- 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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- 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
- C02F2103/16—Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
-
- 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
- C02F2301/04—Flow arrangements
- C02F2301/046—Recirculation with an external loop
-
- 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 Using Semi-Permeable Membranes (AREA)
Abstract
The invention provides a kind of Metallurgical Waste Water exhaust apparatus,Including water inlet pipe and outlet pipe,First reverse osmosis membrane and the second reverse osmosis membrane are arranged to skewed by the present invention,Upper end of the water inlet pipe along the first reverse osmosis membrane to lower end is set,And connecting tube is set with upper end of the outlet pipe along the second reverse osmosis membrane to lower end,Make to isolate in this new structure more smooth,The permeability of first reverse osmosis membrane is set into the permeability less than the second reverse osmosis membrane,And the junction of upper end composite waste pipe and the first reverse osmosis unit is located at the upper end of the first reverse osmosis membrane,The junction of middle-end composite waste pipe and the second reverse osmosis unit is located at the upper end of the second reverse osmosis membrane,Make this new structure rhythm smooth,Return duct is arranged between reflux pump and centrifuge,And lower end composite waste pipe is arranged at the both sides up and down of the second reverse osmosis membrane lower end,This new structure is set to carry out the treatment and purification of multiple waste water,Waste water is set to reach the requirement for meeting environmental protection.
Description
Technical field
The present invention relates to Chemical Manufacture correlative technology field, specially a kind of Metallurgical Waste Water exhaust apparatus.
Background technology
During traditional metallurgical technology, high purity metal salt or oxidation are extracted from metalliferous mineral or industrial residue
Some impurity element is understood during thing and circulates accumulation in the solution, to ensure being smoothed out for metallurgical technology process, when impurity member
Element is run up to after the regular period, it is necessary to discharge the outer impurities removal prime element of a part of solution.But nowadays in whole production procedure, enterprise
Industry only focuses on the rate of recovery for being carried metal, production cost and profit margin, do not consider resource recycle and environmental protection, as long as
Favourable to enterprise, various auxiliary materials arbitrarily use in addition to raw material, cause high energy consumption, pollutant high production, resource not to circulate
The disastrous effect utilized, and considerable influence can be brought to environment, the increasingly serious water pollution problems faced with China, how to reduce
Discharge of wastewater even realizes that wastewater zero discharge is exactly very urgent urgent problem.Current most of smelters etc. are to life
Production waste water is all to set purification tank for liquid waste integrated treatment mostly, and purification tank for liquid waste directly discharges water outlet.It is but more multiple for composition
Miscellaneous production waste water, its water quality and quantity often fluctuate larger, and processing heel row discharges water and can not reach discharge standard, and discharge is exceeded, is
This is it is proposed that a kind of Metallurgical Waste Water exhaust apparatus solves problem above.
The content of the invention
It is an object of the invention to provide a kind of Metallurgical Waste Water exhaust apparatus, is asked with solve to propose in above-mentioned background technology
Topic.
To achieve the above object, the present invention provides following technical scheme：A kind of Metallurgical Waste Water exhaust apparatus, including water inlet pipe
And outlet pipe, the water inlet pipe are arranged at the upper surface of the first reverse osmosis unit, the inside of first reverse osmosis unit is set
There is the first reverse osmosis membrane, and the lower end of the first reverse osmosis unit is arranged at the upper surface of the second reverse osmosis unit by connecting tube,
The right-hand member of first reverse osmosis unit is connected to the upper end of centrifuge by upper end composite waste pipe, and the lower end of the centrifuge is also
The upper end of waste pipe and the upper end of middle-end composite waste pipe are provided with, and the lower end of waste pipe is arranged at the upper of vaporising device
End, the lower end of middle-end composite waste pipe are arranged at the right-hand member of the second reverse osmosis unit, and the upper end of the vaporising device is provided with exhaust
Pipe, second reverse osmosis unit are internally provided with the second reverse osmosis membrane, and its lower end is provided with outlet pipe, the number of the outlet pipe
Amount is equal with the quantity of water inlet pipe, and the left end of the second reverse osmosis unit is connected on reflux pump by lower end composite waste pipe,
Return duct is provided with the reflux pump.
Preferably, first reverse osmosis membrane and the second reverse osmosis membrane are disposed as skewed, and the water inlet pipe is along first
The upper end of reverse osmosis membrane to lower end is provided with equal three of spacing distance, and connecting tube and outlet pipe are along the second reverse osmosis membrane
Upper end to lower end is provided with equal three of spacing distance.
Preferably, the permeability of first reverse osmosis membrane is less than the permeability of the second reverse osmosis membrane, and upper end mixing is useless
The junction of water pipe and the first reverse osmosis unit is located at the upper end of the first reverse osmosis membrane, middle-end composite waste pipe and the second counter-infiltration
The junction of device is located at the upper end of the second reverse osmosis membrane.
Preferably, the return duct is arranged between reflux pump and centrifuge, and lower end composite waste pipe is in " T " shape,
The structure setting of its lower end and right-hand member is in the both sides up and down of the second reverse osmosis membrane lower end.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention is easy to operate, and it is reasonable to set；
1st, skewed by the way that the first reverse osmosis membrane and the second reverse osmosis membrane are disposed as, the water inlet pipe is along the first reverse osmosis
The upper end of permeable membrane to lower end is set, and connecting tube is set with upper end of the outlet pipe along the second reverse osmosis membrane to lower end, makes this new
In structure between waste material and waste water isolate it is more smooth；
2nd, by the way that the permeability of the first reverse osmosis membrane to be set to the permeability less than the second reverse osmosis membrane, and upper end mixing is useless
The junction of water pipe and the first reverse osmosis unit is located at the upper end of the first reverse osmosis membrane, middle-end composite waste pipe and the second counter-infiltration
The junction of device is located at the upper end of the second reverse osmosis membrane, makes this new structure when carrying out the processing of waste material and waste water, section
Play smoothness；
3rd, by the way that return duct is arranged between reflux pump and centrifuge, and lower end composite waste pipe is in " T " shape, under it
The structure setting of end and right-hand member allows this new structure to carry out multiple waste water in the both sides up and down of the second reverse osmosis membrane lower end
Treatment and purification, save resource, make waste water reach meet environmental protection requirement.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention.
In figure：1 water inlet pipe, 2 first reverse osmosis units, 3 first reverse osmosis membranes, 4 connecting tubes, 5 upper end composite waste pipes, 6
Return duct, 7 centrifuges, 8 waste pipes, 9 middle-end composite waste pipes, 10 vaporising devices, 11 blast pipes, 12 second reverse osmosis units,
13 second reverse osmosis membranes, 14 outlet pipes, 15 lower end composite waste pipes, 16 reflux pumps.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Referring to Fig. 1, the present invention provides a kind of technical scheme：A kind of Metallurgical Waste Water exhaust apparatus, including water inlet pipe 1 and
Outlet pipe 14, water inlet pipe 1 are arranged at the upper surface of the first reverse osmosis unit 2, and first reverse osmosis unit 2 is internally provided with
One reverse osmosis membrane 3, and the lower end of the first reverse osmosis unit 2 is arranged at the upper surface of the second reverse osmosis unit 12 by connecting tube 4,
The right-hand member of first reverse osmosis unit 2 is connected to the upper end of centrifuge 7 by upper end composite waste pipe 5, and the lower end of the centrifuge 7 is also
The upper end of waste pipe 8 and the upper end of middle-end composite waste pipe 9 are provided with, and the lower end of waste pipe 8 is arranged at vaporising device 10
Upper end, the lower end of middle-end composite waste pipe 9 is arranged at the right-hand member of the second reverse osmosis unit 12, and the upper end of the vaporising device 10 is set
Blast pipe 11 is equipped with, the second reverse osmosis unit 12 is internally provided with the second reverse osmosis membrane 13, and its lower end is provided with outlet pipe 14,
First reverse osmosis membrane 3 and the second reverse osmosis membrane 13 are disposed as skewed, upper end of the water inlet pipe 1 along the first reverse osmosis membrane 3
Lower end is provided with equal three of spacing distance, and connecting tube 4 and upper end of the outlet pipe 14 along the second reverse osmosis membrane 13 are under
End is provided with equal three of spacing distance, makes to isolate more smooth, increase life between waste material and waste water in this new structure
Produce efficiency.
The permeability of first reverse osmosis membrane 3 is less than the permeability of the second reverse osmosis membrane 13, and upper end composite waste pipe 5 and the
The junction of one reverse osmosis unit 2 is located at the upper end of the first reverse osmosis membrane 3, middle-end composite waste pipe 9 and the second reverse osmosis unit
12 junction is located at the upper end of the second reverse osmosis membrane 13, makes this new structure when carrying out the processing of waste material and waste water, section
Play smoothness.
The left end of second reverse osmosis unit 12 is connected on reflux pump 16 by lower end composite waste pipe 15, the reflux pump 16
On be provided with return duct 6, return duct 6 is arranged between reflux pump 16 and centrifuge 7, and lower end composite waste pipe 15 is in " T " word
The structure setting of shape, its lower end and right-hand member enters this new structure in the both sides up and down of the lower end of the second reverse osmosis membrane 13
The treatment and purification of the multiple waste water of row, saves resource, waste water is reached the requirement for meeting environmental protection.
Operation principle：When needing to carry out the processing of waste water, first waste water is poured into three water inlet pipes 1, when waste water enters
During the inside of the first reverse osmosis unit 2, the first reverse osmosis membrane 3 has proceeded by the infiltration of waste material in first step waste water, meanwhile, warp
The waste water for crossing filtering for the first time has entered the inside of the second reverse osmosis unit 12 by connecting tube 4, and the second reverse osmosis membrane 13 enters
The permeable work of row waste water, meanwhile, centrifuge 7 and reflux pump 16 are started working, by the waste water and waste material of second permeation
Entered by return duct 6 in centrifuge 7, when circulating to a certain extent, proceed by the work and water outlet of vaporising device 10
The work of pipe 14, work are completed.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes can be carried out to these embodiments, repair this, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (4)
1. a kind of Metallurgical Waste Water exhaust apparatus, including water inlet pipe (1) and outlet pipe (14), it is characterised in that：The water inlet pipe
(1) upper surface of the first reverse osmosis unit (2) is arranged at, first reverse osmosis unit (2) is internally provided with the first counter-infiltration
Film (3), and the lower end of the first reverse osmosis unit (2) is arranged at the upper surface of the second reverse osmosis unit (12) by connecting tube (4),
The right-hand member of first reverse osmosis unit (2) is connected to the upper end of centrifuge (7), the centrifugation by upper end composite waste pipe (5)
The lower end of machine (7) is additionally provided with the upper end of waste pipe (8) and the upper end of middle-end composite waste pipe (9), and under waste pipe (8)
End is arranged at the upper end of vaporising device (10), and the lower end of middle-end composite waste pipe (9) is arranged at the second reverse osmosis unit (12)
Right-hand member, the upper end of the vaporising device (10) are provided with blast pipe (11), and the second reverse osmosis unit (12) are internally provided with
Second reverse osmosis membrane (13), its lower end are provided with outlet pipe (14), the quantity and the quantity phase of water inlet pipe (1) of the outlet pipe (14)
Deng, and the left end of the second reverse osmosis unit (12) is connected on reflux pump (16) by lower end composite waste pipe (15), the backflow
Return duct (6) is provided with pump (16).
A kind of 2. Metallurgical Waste Water exhaust apparatus according to claim 1, it is characterised in that：First reverse osmosis membrane (3)
And second reverse osmosis membrane (13) be disposed as skewed, upper end to the lower end of the water inlet pipe (1) along the first reverse osmosis membrane (3) is set
It is equipped with equal three of spacing distance, and connecting tube (4) and upper end to lower end of the outlet pipe (14) along the second reverse osmosis membrane (13)
It is provided with equal three of spacing distance.
A kind of 3. Metallurgical Waste Water exhaust apparatus according to claim 1, it is characterised in that：First reverse osmosis membrane (3)
Permeability be less than the permeability of the second reverse osmosis membrane (13), and upper end composite waste pipe (5) and the first reverse osmosis unit (2)
Junction is located at the upper end of the first reverse osmosis membrane (3), the junction of middle-end composite waste pipe (9) and the second reverse osmosis unit (12)
Positioned at the upper end of the second reverse osmosis membrane (13).
A kind of 4. Metallurgical Waste Water exhaust apparatus according to claim 1, it is characterised in that：The return duct (6) is arranged at
Between reflux pump (16) and centrifuge (7), and lower end composite waste pipe (15) is in the structure of " T " shape, its lower end and right-hand member
It is arranged at the both sides up and down of the second reverse osmosis membrane (13) lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710809802.0A CN107686202A (en) | 2017-09-11 | 2017-09-11 | A kind of Metallurgical Waste Water exhaust apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710809802.0A CN107686202A (en) | 2017-09-11 | 2017-09-11 | A kind of Metallurgical Waste Water exhaust apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107686202A true CN107686202A (en) | 2018-02-13 |
Family
ID=61156215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710809802.0A Pending CN107686202A (en) | 2017-09-11 | 2017-09-11 | A kind of Metallurgical Waste Water exhaust apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107686202A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203112630U (en) * | 2013-03-25 | 2013-08-07 | 西安德奇水处理有限公司 | Recovery device for metals in electroplating wastewater |
| CN203498584U (en) * | 2013-09-13 | 2014-03-26 | 江苏新晨化纤股份有限公司 | Water supplying system for hydraulic loom |
| CN104176857A (en) * | 2014-09-12 | 2014-12-03 | 上海三夫工程技术有限公司 | Treatment technique of manganese-containing wastewater in wet electrolytic manganese production process |
| CN204365023U (en) * | 2014-12-02 | 2015-06-03 | 山东中水科环保有限公司 | A kind of high-concentration organic wastewater treatment device |
| CN204939035U (en) * | 2015-08-18 | 2016-01-06 | 深圳市华虹清源环保科技有限公司 | Tertiary iron phosphate wastewater zero discharge treatment unit |
| WO2016169403A1 (en) * | 2015-04-23 | 2016-10-27 | 刘洋 | Integrated machine for sewage treatment |
| CN205773757U (en) * | 2016-06-14 | 2016-12-07 | 林琴霞 | A kind of multiple sewage disposal device |
| CN205917830U (en) * | 2016-08-09 | 2017-02-01 | 黑龙江省建设技术发展中心 | Green building rain water circulation filtration device |
| CN107006585A (en) * | 2017-03-20 | 2017-08-04 | 刘影 | A kind of cleaning plant for processing of aquatic products |
| CN107117752A (en) * | 2017-07-07 | 2017-09-01 | 合肥速锐知识产权代理有限公司 | A kind of sewage treating and recovering device |
| CN207391185U (en) * | 2017-09-11 | 2018-05-22 | 重庆市九瑞粉末冶金有限责任公司 | A kind of environment-friendly type powder metallurgy wastewater discharge device |
-
2017
- 2017-09-11 CN CN201710809802.0A patent/CN107686202A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203112630U (en) * | 2013-03-25 | 2013-08-07 | 西安德奇水处理有限公司 | Recovery device for metals in electroplating wastewater |
| CN203498584U (en) * | 2013-09-13 | 2014-03-26 | 江苏新晨化纤股份有限公司 | Water supplying system for hydraulic loom |
| CN104176857A (en) * | 2014-09-12 | 2014-12-03 | 上海三夫工程技术有限公司 | Treatment technique of manganese-containing wastewater in wet electrolytic manganese production process |
| CN204365023U (en) * | 2014-12-02 | 2015-06-03 | 山东中水科环保有限公司 | A kind of high-concentration organic wastewater treatment device |
| WO2016169403A1 (en) * | 2015-04-23 | 2016-10-27 | 刘洋 | Integrated machine for sewage treatment |
| CN204939035U (en) * | 2015-08-18 | 2016-01-06 | 深圳市华虹清源环保科技有限公司 | Tertiary iron phosphate wastewater zero discharge treatment unit |
| CN205773757U (en) * | 2016-06-14 | 2016-12-07 | 林琴霞 | A kind of multiple sewage disposal device |
| CN205917830U (en) * | 2016-08-09 | 2017-02-01 | 黑龙江省建设技术发展中心 | Green building rain water circulation filtration device |
| CN107006585A (en) * | 2017-03-20 | 2017-08-04 | 刘影 | A kind of cleaning plant for processing of aquatic products |
| CN107117752A (en) * | 2017-07-07 | 2017-09-01 | 合肥速锐知识产权代理有限公司 | A kind of sewage treating and recovering device |
| CN207391185U (en) * | 2017-09-11 | 2018-05-22 | 重庆市九瑞粉末冶金有限责任公司 | A kind of environment-friendly type powder metallurgy wastewater discharge device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101708912A (en) | Emulsifying liquid wastewater membrane treatment process | |
| CN206457275U (en) | A kind of fiberglass integrally improves grid type oil interceptor | |
| CN100467094C (en) | Waste water treatment reusing complete plant for water spraying loom | |
| CN205933453U (en) | High recovery pit water recycling system | |
| CN202508953U (en) | Industrial waste acid treatment system | |
| CN207391185U (en) | A kind of environment-friendly type powder metallurgy wastewater discharge device | |
| CN203768063U (en) | Novel air flotation equipment with high air dissolving efficiency | |
| CN203922869U (en) | Papermaking wastewater pulp-water separation system | |
| CN202671899U (en) | Water recovery filtering and circulating device for washing machine | |
| CN107686202A (en) | A kind of Metallurgical Waste Water exhaust apparatus | |
| CN102745773A (en) | Water purifier wastewater reuse device | |
| CN109607841A (en) | Water production method with high water utilization rate, water purification unit and large-scale commercial water production device | |
| CN107961580A (en) | A kind of ceramic filter pickling cyclic utilization system | |
| CN206823347U (en) | A kind of screw makes fuel feeding oil-collecting device | |
| CN101891353B (en) | Advanced treatment method for papermaking waste water | |
| CN206680228U (en) | Electroosmose process reuse high-salt wastewater device | |
| CN206109158U (en) | Energy saving and consumption reduction's sewage treatment device | |
| CN106145041A (en) | A kind of new salts acid regeneration concentrating hydrochloric acid recovering mechanism | |
| CN205821083U (en) | A kind of pollutant effluents multiple thickening-purification technology processing means | |
| CN103007590A (en) | Sedimentation device | |
| CN204999947U (en) | Tombarthite precipitate is retrieved and is used glass steel bay | |
| CN221117241U (en) | Recycling and reutilizing treatment device for chemical polishing cleaning waste liquid | |
| CN204395627U (en) | Water circulation precipitates energy-conservation pond | |
| CN210278299U (en) | Dichloroethane distillation device | |
| CN203653348U (en) | High recovery rate reverse osmosis wastewater treatment device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180213 |