CN109264824A - A kind of waste water of circuit board production processing system - Google Patents
A kind of waste water of circuit board production processing system Download PDFInfo
- Publication number
- CN109264824A CN109264824A CN201811085003.4A CN201811085003A CN109264824A CN 109264824 A CN109264824 A CN 109264824A CN 201811085003 A CN201811085003 A CN 201811085003A CN 109264824 A CN109264824 A CN 109264824A
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- Prior art keywords
- pipe
- water
- water pipe
- valves
- fortune
- 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 19
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 164
- 150000001768 cations Chemical class 0.000 claims abstract description 71
- 239000007788 liquid Substances 0.000 claims abstract description 34
- 230000008929 regeneration Effects 0.000 claims abstract description 16
- 238000011069 regeneration method Methods 0.000 claims abstract description 16
- 238000004065 wastewater treatment Methods 0.000 claims abstract description 14
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims description 5
- 239000003729 cation exchange resin Substances 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 230000032258 transport Effects 0.000 claims description 3
- 239000010865 sewage Substances 0.000 abstract description 10
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 abstract description 7
- 229910001431 copper ion Inorganic materials 0.000 abstract description 7
- 238000001179 sorption measurement Methods 0.000 abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 3
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 229910052802 copper Inorganic materials 0.000 abstract description 3
- 239000010949 copper Substances 0.000 abstract description 3
- 238000011084 recovery Methods 0.000 abstract description 3
- 238000002360 preparation method Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 230000018109 developmental process Effects 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 238000005341 cation exchange Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 238000005342 ion exchange Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000010808 liquid waste Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000003672 processing method 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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- 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
-
- 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
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
- C02F2001/425—Treatment of water, waste water, or sewage by ion-exchange using cation exchangers
-
- 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
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)
- Treatment Of Water By Ion Exchange (AREA)
Abstract
A kind of waste water of circuit board production processing system, which is characterized in that including the first cation exchanger, the second cation exchanger, into water pipe, discharge water pipe, liquid reserve tank and regeneration pump；Waste water treatment system of the invention includes two cation exchangers, usually run by the way of a preparation and a use, one cation exchanger be incorporated to system operation when another it is spare, regeneration recovery is carried out by regeneration pump after the copper absorption saturation of operation, another switching is incorporated to system operation, switches to stand-by state after carrying out regenerated exchanger regeneration ending.Such as emergency case, when sewage copper ion is extra high, two cation exchanger series connection can be incorporated to system and carry out second adsorption exchange processing.
Description
Technical field
Present invention relates particularly to waste water treatment systems.
Background technique
Fast development of the circuit-board industry in China is also protected to Domestic Environment while bringing economic development to China
Shield, which is brought, to be seriously affected.Especially route board industry water consumption, blowdown flow rate are all larger, and contain a large amount of pollutions in sewage
Object not only pollutes rivers and lakes, and serious polluted underground water resource, so that printed wiring board row if unprocessed discharge
The environmental protection problem of industry is more prominent.
The waste water generated in the production line production process of PCB printed circuit board is complex in composition, many kinds of, each Workshop Production
The waste water of line discharge has low concentration wastewater, and high-concentration waste water, development stripping waste water (printing ink wastewater), acidic and alkaline waste water etc. are various useless
COD content is different in water, and pH value is also widely different, and complicated component, biodegradability is poor, and especially printing ink wastewater COD is up to up to ten thousand,
Therefore the characteristics of according to board production and its pollutant, develops the skill for being suitable for wiring board production waste water, liquid waste processing
Art and equipment take corresponding pollution control measure, solve printed wiring board pollution, to protection water environment, save water resource, tool
There is important realistic meaning.
Summary of the invention
The present invention proposes a kind of waste water of circuit board production processing method and its waste water treatment system regarding to the issue above.
Specific technical solution is as follows:
A kind of waste water of circuit board production processing system, which is characterized in that including the first cation exchanger, the second cation exchange
Device, into water pipe, discharge water pipe, liquid reserve tank and regeneration pump；
It is described enter water pipe be equipped with No. two valves, into pipe inlet at connection discharge water pipe, be discharged water pipe on be provided with one
Number valve connects the first cation exchanger water inlet pipe and the second cation exchanger water inlet pipe, the first sun into water pipe end
Ion-exchanger water inlet pipe is equipped with ride on Bus No. 11 valve, and the first cation exchanger water inlet pipe connects the first cation exchanger top
Portion's water inlet；Second cation exchanger water inlet pipe is equipped with No. ten valves, the second cation exchanger water inlet pipe connection second
Water inlet at the top of cation exchanger；
The water outlet of first cation exchanger connects the first cation exchanger outlet pipe, and water outlet pipe end is provided with
First four-way, four-way are connected separately with the first fortune water pipe, the second fortune water pipe and third fortune water pipe；First fortune water pipe end connection
Second cation exchanger water inlet pipe, the first fortune water pipe are equipped with ten No. three valves；No. three valves are provided on third fortune water pipe,
One end connects the first four-way, other end connection discharge water pipe, and third transports and is provided with termination pipe on water pipe, is arranged on the termination pipe
There are No. four valves；Ten No. two valves are provided on second fortune water pipe, the second fortune water pipe end is connected with the second four-way, the second four-way
It is connected separately with the 4th fortune water pipe, the 5th fortune water pipe and the 6th fortune water pipe；Ten No. four valves are provided on 4th fortune water pipe, the
One end of four fortune water pipes connects the second four-way, and the other end is connected with threeway, the second cation exchanger is separately connected in threeway and is gone out
Water pipe and the 7th fortune water pipe；Second cation exchanger outlet pipe one end connects threeway, and the second cation of other end connection is handed over
The water outlet of parallel operation；Ten No. five valves are provided on 7th fortune water pipe, and the 7th fortune water pipe one end connects threeway, other end connection the
Three fortune water pipes, link position are located at No. three valves and terminate between pipe；
It is connected with liquid reserve tank water inlet pipe at the top of the liquid reserve tank, bottom is connected with liquid reserve tank outlet pipe, sets on liquid reserve tank water inlet pipe
Ten No. nine valves are equipped with, No. six valves are provided on liquid reserve tank outlet pipe；Liquid reserve tank water inlet pipe and liquid reserve tank outlet pipe are and again
Raw pump connection；5th fortune water pipe one end connects the second four-way, and the other end connects liquid reserve tank water inlet pipe, is provided on the 5th fortune water pipe
No. eight valves；6th fortune water pipe one end connects the second four-way, and the other end connects liquid reserve tank outlet pipe, is provided on the 6th fortune water pipe
No. seven valves.
Further, lower valve is provided on first cation exchanger and the second cation exchanger.
Further, the exchanger resin of first ion-exchanger and the second ion-exchanger is cation exchange resin
D113。
The invention has the benefit that
Using cation exchange resin, with excellent kinetic characteristics when handling waste water, and regeneration efficiency is high, and acid consumption is low,
The big feature of operating capacity, waste water treatment system of the invention includes two cation exchangers, usually using one for one
Mode is run, when a cation exchanger is incorporated to system operation another it is spare, after the copper absorption of operation saturation
Regeneration recovery is carried out by regeneration pump, another switching is incorporated to system operation, switches after carrying out regenerated exchanger regeneration ending
To stand-by state.Such as emergency case, when sewage copper ion is extra high, two cation exchanger series connection can be incorporated to
System carries out second adsorption exchange processing.
Using the waste water treatment system of dual cation exchanger, it can satisfy 24 hours continuous operations of ion-exchange unit
Production requirement, the integrated treatment water of sewage effluent can reach 27m3, handle by present invention process and processing system
Waste water of circuit board production, content of copper ion is lower than 0.5mg/L, remaining water quality parameter reaches the dirt of " DB31-199-2009 "
Water comprehensive discharge standard.
Detailed description of the invention
Fig. 1 is the schematic diagram of waste water treatment system of the present invention.
Specific embodiment
It is clear to be more clear technical solution of the present invention, below the present invention is described further, any pair of sheet
The technical characteristic of inventive technique scheme carries out the scheme that equivalencing is obtained with conventional reasoning and each falls within the scope of the present invention.
Description of symbols:
Valve -5, No. six valves under -1, No. two valve -2 of No.1 valve, No. three valves -3, No. four valves -4, the first ion-exchanger
Door -6, No. seven valves -7, No. eight valves -8, No. nine valves -9, -11, ten No. two No. ten valves -10, ride on Bus No. 11 valve valves -
12, valve -16, the second ion under ten No. three valves -13, ten No. four valves -14, ten No. five valves -15, the second ion-exchanger
Exchanger -17, the first ion-exchanger -18, liquid reserve tank -19, regeneration valve -20, into water pipe -21, discharge water pipe -22, first
Cation exchanger water inlet pipe -23, the second cation exchanger water inlet pipe -24, the first cation exchanger outlet pipe -25,
One four-way -26, the first fortune water pipe -27, the second fortune water pipe -28, third fortune water pipe -29, the second four-way -30, the 4th fortune water pipe -
31, the 5th fortune water pipe -32, the 6th fortune water pipe -33, the second cation exchanger outlet pipe -34, liquid reserve tank water inlet pipe -35, liquid storage
Case outlet pipe -36 terminates pipe -37, threeway -38, the 7th fortune water pipe -39.
The exchanger resin of first ion-exchanger and the second ion-exchanger be D113 macropore acidulous acrylic acid be sun from
Sub-exchange resin.
The first ion-exchanger and the second ion-exchanger used in the embodiment of the present invention is identical, is purchased from Hang Zhoukang
Strong Water Management Equipment Ltd., device model Q235A.
The waste water treatment system used in the embodiment of the present invention, including the first cation exchanger, the second cation exchange
Device, into water pipe, discharge water pipe, liquid reserve tank and regeneration pump；
It is described enter water pipe be equipped with No. two valves, into pipe inlet at connection discharge water pipe, be discharged water pipe on be provided with one
Number valve connects the first cation exchanger water inlet pipe and the second cation exchanger water inlet pipe, the first sun into water pipe end
Ion-exchanger water inlet pipe is equipped with ride on Bus No. 11 valve, and the first cation exchanger water inlet pipe connects the first cation exchanger top
Portion's water inlet；Second cation exchanger water inlet pipe is equipped with No. ten valves, the second cation exchanger water inlet pipe connection second
Water inlet at the top of cation exchanger；
The water outlet of first cation exchanger connects the first cation exchanger outlet pipe, and water outlet pipe end is provided with
First four-way, four-way are connected separately with the first fortune water pipe, the second fortune water pipe and third fortune water pipe；First fortune water pipe end connection
Second cation exchanger water inlet pipe, the first fortune water pipe are equipped with ten No. three valves；No. three valves are provided on third fortune water pipe,
One end connects the first four-way, other end connection discharge water pipe, and third transports and is provided with termination pipe on water pipe, is arranged on the termination pipe
There are No. four valves；Ten No. two valves are provided on second fortune water pipe, the second fortune water pipe end is connected with the second four-way, the second four-way
It is connected separately with the 4th fortune water pipe, the 5th fortune water pipe and the 6th fortune water pipe；Ten No. four valves are provided on 4th fortune water pipe, the
One end of four fortune water pipes connects the second four-way, and the other end is connected with threeway, the second cation exchanger is separately connected in threeway and is gone out
Water pipe and the 7th fortune water pipe；Second cation exchanger outlet pipe one end connects threeway, and the second cation of other end connection is handed over
The water outlet of parallel operation；Ten No. five valves are provided on 7th fortune water pipe, and the 7th fortune water pipe one end connects threeway, other end connection the
Three fortune water pipes, link position are located at No. three valves and terminate between pipe；
It is connected with liquid reserve tank water inlet pipe at the top of the liquid reserve tank, bottom is connected with liquid reserve tank outlet pipe, sets on liquid reserve tank water inlet pipe
Ten No. nine valves are equipped with, No. six valves are provided on liquid reserve tank outlet pipe；Liquid reserve tank water inlet pipe and liquid reserve tank outlet pipe are and again
Raw pump connection；5th fortune water pipe one end connects the second four-way, and the other end connects liquid reserve tank water inlet pipe, is provided on the 5th fortune water pipe
No. eight valves；6th fortune water pipe one end connects the second four-way, and the other end connects liquid reserve tank outlet pipe, is provided on the 6th fortune water pipe
No. seven valves.
Lower valve is provided on first cation exchanger and the second cation exchanger.First ion
The exchanger resin of exchanger and the second ion-exchanger is cation exchange resin D113.
Waste water treatment system application method is as follows:
1, in the case of system operates normally (copper ion is normal, does not need with waste water treatment system), No.1 valve is opened, closes two
Number, No. three, ten No. five valves, both System drainage directly walked No.1 valve and is discharged into sewage discharge pond.
2, when needing to be incorporated to the first cation exchanger, No.1, No. ten, ten No. three, ten No. five, ten No. two valves is closed, is opened
No. two, ride on Bus No. 11, No. three valves, both System drainage walk No. two, ride on Bus No. 11, No. three valves be discharged into sewage discharge pond.
3, when the first cation exchanger adsorption saturation needs to switch to the second cation exchanger, No.1,11 are closed
Number, ten No. three, No. three, ten No. four valves, open No. two, No. ten, ten No. five valves.Both System drainage walked No. two, No. ten, ten No. five
Valve is discharged into sewage discharge pond.
4, when emergency case system copper ion especially the first cation exchanger of high needs and the second cation exchanger string
Connection opens No. two, ride on Bus No. 11, ten No. three, ten No. five valves in use, pass No.1, No. ten, No. three, ten No. two, ten No. four valves.
Both System drainage walk No. two, ride on Bus No. 11, ten No. three, ten No. five valves be discharged into sewage discharge pond.
The invention has the benefit that
Using cation exchange resin, with excellent kinetic characteristics when handling waste water, and regeneration efficiency is high, and acid consumption is low,
The big feature of operating capacity, waste water treatment system of the invention includes two cation exchangers, usually using one for one
Mode is run, when a cation exchanger is incorporated to system operation another it is spare, after the copper absorption of operation saturation
Regeneration recovery is carried out by regeneration pump, another switching is incorporated to system operation, switches after carrying out regenerated exchanger regeneration ending
To stand-by state.Such as emergency case, when sewage copper ion is extra high, two cation exchanger series connection can be incorporated to
System carries out second adsorption exchange processing.
Using the waste water treatment system of dual cation exchanger, it can satisfy 24 hours continuous operations of ion-exchange unit
Production requirement, the integrated treatment water of sewage effluent can reach 27m3, handle by present invention process and processing system
Waste water of circuit board production, content of copper ion is lower than 0.5mg/L, remaining water quality parameter reaches the dirt of " DB31-199-2009 "
Water comprehensive discharge standard.
Claims (3)
1. a kind of waste water of circuit board production processing system, it is characterized in that, waste water treatment system, including the first cation exchanger,
Second cation exchanger, into water pipe, discharge water pipe, liquid reserve tank and regeneration pump；
It is described enter water pipe be equipped with No. two valves, into pipe inlet at connection discharge water pipe, be discharged water pipe on be provided with one
Number valve connects the first cation exchanger water inlet pipe and the second cation exchanger water inlet pipe, the first sun into water pipe end
Ion-exchanger water inlet pipe is equipped with ride on Bus No. 11 valve, and the first cation exchanger water inlet pipe connects the first cation exchanger top
Portion's water inlet；Second cation exchanger water inlet pipe is equipped with No. ten valves, the second cation exchanger water inlet pipe connection second
Water inlet at the top of cation exchanger；
The water outlet of first cation exchanger connects the first cation exchanger outlet pipe, and water outlet pipe end is provided with
First four-way, four-way are connected separately with the first fortune water pipe, the second fortune water pipe and third fortune water pipe；First fortune water pipe end connection
Second cation exchanger water inlet pipe, the first fortune water pipe are equipped with ten No. three valves；No. three valves are provided on third fortune water pipe,
One end connects the first four-way, other end connection discharge water pipe, and third transports and is provided with termination pipe on water pipe, is arranged on the termination pipe
There are No. four valves；Ten No. two valves are provided on second fortune water pipe, the second fortune water pipe end is connected with the second four-way, the second four-way
It is connected separately with the 4th fortune water pipe, the 5th fortune water pipe and the 6th fortune water pipe；Ten No. four valves are provided on 4th fortune water pipe, the
One end of four fortune water pipes connects the second four-way, and the other end is connected with threeway, the second cation exchanger is separately connected in threeway and is gone out
Water pipe and the 7th fortune water pipe；Second cation exchanger outlet pipe one end connects threeway, and the second cation of other end connection is handed over
The water outlet of parallel operation；Ten No. five valves are provided on 7th fortune water pipe, and the 7th fortune water pipe one end connects threeway, other end connection the
Three fortune water pipes, link position are located at No. three valves and terminate between pipe；
It is connected with liquid reserve tank water inlet pipe at the top of the liquid reserve tank, bottom is connected with liquid reserve tank outlet pipe, sets on liquid reserve tank water inlet pipe
Ten No. nine valves are equipped with, No. six valves are provided on liquid reserve tank outlet pipe；Liquid reserve tank water inlet pipe and liquid reserve tank outlet pipe are and again
Raw pump connection；5th fortune water pipe one end connects the second four-way, and the other end connects liquid reserve tank water inlet pipe, is provided on the 5th fortune water pipe
No. eight valves；6th fortune water pipe one end connects the second four-way, and the other end connects liquid reserve tank outlet pipe, is provided on the 6th fortune water pipe
No. seven valves.
2. waste water treatment system as claimed in claim 1, it is characterized in that, first cation exchanger and the second cation are handed over
Lower valve is provided on parallel operation.
3. waste water treatment system as claimed in claim 1, it is characterized in that, first ion-exchanger and the second ion-exchanger
Exchanger resin is cation exchange resin D113.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811085003.4A CN109264824A (en) | 2018-09-18 | 2018-09-18 | A kind of waste water of circuit board production processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811085003.4A CN109264824A (en) | 2018-09-18 | 2018-09-18 | A kind of waste water of circuit board production processing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109264824A true CN109264824A (en) | 2019-01-25 |
Family
ID=65189657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811085003.4A Pending CN109264824A (en) | 2018-09-18 | 2018-09-18 | A kind of waste water of circuit board production processing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109264824A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111732136A (en) * | 2020-06-24 | 2020-10-02 | 深圳市金源达建设集团有限公司 | Urban sewage treatment system |
| CN114433254A (en) * | 2021-12-24 | 2022-05-06 | 广州高澜节能技术股份有限公司 | Device and method applied to high-power electronic cooling medium purification |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB727565A (en) * | 1950-10-13 | 1955-04-06 | Distillers Co Yeast Ltd | Recovery of organic nitrogenous compounds |
| BE814097A (en) * | 1974-04-24 | 1974-08-16 | Regeneration of ion exchange resins - used for demineralization esp. desalinization of brackish water or effluent | |
| CN101215022A (en) * | 2008-01-17 | 2008-07-09 | 山东金塔建设有限公司 | Water treatment method and water continuous treatment device |
| CN102161542A (en) * | 2011-03-14 | 2011-08-24 | 华电水处理技术工程有限公司 | Method and device for precisely processing nuclear power station condensation water |
| CN209081492U (en) * | 2018-09-18 | 2019-07-09 | 镇江华印电路板有限公司 | A kind of waste water of circuit board production processing system |
-
2018
- 2018-09-18 CN CN201811085003.4A patent/CN109264824A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB727565A (en) * | 1950-10-13 | 1955-04-06 | Distillers Co Yeast Ltd | Recovery of organic nitrogenous compounds |
| BE814097A (en) * | 1974-04-24 | 1974-08-16 | Regeneration of ion exchange resins - used for demineralization esp. desalinization of brackish water or effluent | |
| CN101215022A (en) * | 2008-01-17 | 2008-07-09 | 山东金塔建设有限公司 | Water treatment method and water continuous treatment device |
| CN102161542A (en) * | 2011-03-14 | 2011-08-24 | 华电水处理技术工程有限公司 | Method and device for precisely processing nuclear power station condensation water |
| CN209081492U (en) * | 2018-09-18 | 2019-07-09 | 镇江华印电路板有限公司 | A kind of waste water of circuit board production processing system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111732136A (en) * | 2020-06-24 | 2020-10-02 | 深圳市金源达建设集团有限公司 | Urban sewage treatment system |
| CN111732136B (en) * | 2020-06-24 | 2022-05-03 | 深圳市金源达建设集团有限公司 | Urban sewage treatment system |
| CN114433254A (en) * | 2021-12-24 | 2022-05-06 | 广州高澜节能技术股份有限公司 | Device and method applied to high-power electronic cooling medium purification |
| CN114433254B (en) * | 2021-12-24 | 2023-12-05 | 广州高澜节能技术股份有限公司 | Purifying device and method applied to high-power electronic cooling medium |
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