CN205473188U - Stanniferous electroplating effluent of difficult degradation reinforces preprocessing device in grades - Google Patents
Stanniferous electroplating effluent of difficult degradation reinforces preprocessing device in grades Download PDFInfo
- Publication number
- CN205473188U CN205473188U CN201620020713.9U CN201620020713U CN205473188U CN 205473188 U CN205473188 U CN 205473188U CN 201620020713 U CN201620020713 U CN 201620020713U CN 205473188 U CN205473188 U CN 205473188U
- Authority
- CN
- China
- Prior art keywords
- pump
- dosing
- stanniferous
- sedimentation tank
- pond
- 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.)
- Expired - Fee Related
Links
Landscapes
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The utility model provides a stanniferous electroplating effluent of difficult degradation reinforces preprocessing device in grades, during constituting, include to come water control system, tin ion recovery system, little electrolysis catalytic oxidation integration reaction system in, and flocculation and precipitation system and on -line measuring and automatic control system, come water control system to include catch basin, control valve and waste water elevator pump, the water inlet of waste water elevator pump passes through the control valve to be connected with the catch basin, waste water elevator pump exhaust waste water in proper order through tin ion recovery system, little electrolysis catalytic oxidation integration reaction system in and the flocculation and precipitation system send into follow -up biochemical treatment system after handling. The utility model discloses a stage treatment has realized among the electroplating effluent the high -efficient recycle of tin ion and the intensive preliminary treatment of difficult degradation organic matter, has not only avoided the waste of tin, has reduced the impact of tin ion to follow -up biochemical system, has improved electroplating effluent's treatment effeciency moreover greatly.
Description
Technical field
This utility model relates to a kind of device carrying out classification strenuous primary treatment for electroplating wastewater stanniferous to difficult degradation, belongs to the multistep treatment technical field of waste water.
Background technology
At present most domestic tin plating technique uses Fu Luositan insoluble anode technology, its electroplate liquid be mainly composed of phenolsulfonic acid (PSA) and naphthols (ENSA).In insoluble anode tin plating technique, electrotinning process section is fluxed the Sn in groove2+Concentration need to maintain below 2.5g/L all the time, works as Sn2+When concentration is more than required value, desalted water replacing section electroplate liquid need to be used, and add appropriate PSA and ENSA.The electroplate liquid displaced belongs to highly acid, high tin ion content, the high concentrated organic wastewater of difficult degradation, and COD is typically at about 30000mg/L, Sn2+Content is at 6-7g/L, if the sewerage of being directly discharged into, not only causes the waste of stannum, and follow-up sewage disposal system is caused great impact load.During periodical repair or annual overhaul, in electroplate liquid circulating slot, major part electroplate liquid needs to change and directly discharge, and in stannum mud spoil disposal process and stannum mud filter bag cleaning process, also can produce substantial amounts of stanniferous electroplating wastewater.
This effluent part is typically processed by advanced oxidation processes at present, and the Organic substance in waste water can be decomposed into small organic molecule or CO by Fenton method2And H2O, thus remove the hardly degraded organic substance in waste water.But the oxidability of traditional catalytic oxidation does not often reach preferable effect, water outlet still cannot qualified discharge or enter subsequent biochemical processing system (if stanniferous waste water is directly entered biochemical system and microorganism can be caused to be poisoned, biochemical treatment efficiency is caused to reduce, and stannum enters biological sludge and causes sludge reflux efficiency to reduce), therefore, the angle processed from resource recycling and waste water high-efficiency, it is necessary to tin metal and hardly degraded organic substance are carried out staged care.
Utility model content
The purpose of this utility model is the drawback for prior art, it is provided that a kind of difficult degradation stanniferous electroplating wastewater classification strenuous primary treatment device, to reduce the waste of stannum, improves the treatment effeciency of waste water.
Problem described in the utility model realizes with following technical proposals:
A kind of difficult degradation stanniferous electroplating wastewater classification strenuous primary treatment device, composition includes coming water control system, tin ion recovery system, light electrolysis is catalyzed oxidation integrated response system, neutralize flocculation sedimentation system and on-line checking and automatic control system, described come water control system include collecting-tank, control valve and waste water lifting pump, the water inlet of described waste water lifting pump is connected with collecting-tank by control valve, the waste water that waste water lifting pump is discharged is successively through tin ion recovery system, light electrolysis is catalyzed oxidation integrated response system and neutralizes feeding subsequent biochemical processing system after flocculation sedimentation system processes.
Above-mentioned difficult degradation stanniferous electroplating wastewater classification strenuous primary treatment device, described tin ion recovery system includes the first dosing dosing pump, first pipe-line mixer and ion recovery pond, the inside division of described ion recovery pond becomes neutralization pond and sedimentation tank two parts, water inlet pipe and multiple swash plate being parallel to each other and be evenly arranged in the horizontal direction it is provided with inside described sedimentation tank, described swash plate is positioned at the middle part of sedimentation tank, the water inlet of described water inlet pipe is connected with neutralization pond top, the outlet of water inlet pipe is arranged on the middle part of sedimentation tank and is positioned at the lower section of swash plate, mud discharging mouth bottom sedimentation tank connects sludge condensation and processing system, the liquid outlet of sedimentation tank side wall upper part is catalyzed oxidation integrated response system with light electrolysis and is connected；Two inlets of described first pipe-line mixer connect the first dosing dosing pump and waste water lifting pump respectively, and the liquid outlet of the first pipe-line mixer connects the water inlet of neutralization pond bottom.
Above-mentioned difficult degradation stanniferous electroplating wastewater classification strenuous primary treatment device, described light electrolysis is catalyzed oxidation integrated response system and includes the second dosing dosing pump, forced refluence pump and integrated reactor, described integrated reactor includes homogenizing reactor, micro-electrolysis reactor and three grades of baffling catalyst oxidation reactors, two inlets of described homogenizing reactor connect the second dosing dosing pump and tin ion recovery system respectively, the liquid outlet of homogenizing reactor connects the water inlet of micro-electrolysis reactor bottom, the middle part of described micro-electrolysis reactor is provided with micro-electrolysis stuffing, the top of micro-electrolysis reactor is connected by the inlet of overfall and three grades of baffling catalyst oxidation reactors, the liquid outlet of described three grades of baffling catalyst oxidation reactors is connected with neutralizing flocculation sedimentation system；The inlet of described forced refluence pump and liquid outlet connect the upper and lower of micro-electrolysis reactor respectively.
Above-mentioned difficult degradation stanniferous electroplating wastewater classification strenuous primary treatment device, described neutralization flocculation sedimentation system includes the 3rd dosing dosing pump, second pipe blender, flocculant concentration pump and neutralization flocculation treatment pond, the structure in described neutralization flocculation treatment pond is identical with ion recovery pond, two inlets of described second pipe blender connect the 3rd dosing dosing pump and the liquid outlet of three grades of baffling catalyst oxidation reactors respectively, the liquid outlet of second pipe blender connects the water inlet of the neutralization pond bottom neutralizing flocculation treatment pond, the liquid outlet of the sedimentation tank in described neutralization flocculation treatment pond connects biochemical treatment system, described flocculant concentration pump is arranged on the neutralization pond neutralizing flocculation treatment pond.
Above-mentioned difficult degradation stanniferous electroplating wastewater classification strenuous primary treatment device, the bottom of described neutralization pond, micro-electrolysis reactor and three grades of baffling catalyst oxidation reactors is equipped with aeration distributor.
The above-mentioned electroplate liquid accumulator tank for tin plating production line, described sludge condensation and processing system include sludge concentration tank, sludge lifting pump and pressure filter, the mud inlet of described sludge concentration tank connects the mud discharging mouth bottom sedimentation tank, the mud mouth of sludge concentration tank connects the mud inlet of sludge lifting pump, and the mud inlet of described pressure filter connects the mud mouth of sludge lifting pump.
The above-mentioned electroplate liquid accumulator tank for tin plating production line, the bottom of described sedimentation tank is provided with the sludge settling plate of inclination, and the inwall of the high-end and sedimentation tank of described sludge settling plate is connected, and low side is corresponding with the mud discharging mouth of sedimentation tank.
The above-mentioned electroplate liquid accumulator tank for tin plating production line, the outlet of the water inlet pipe in described sedimentation tank is down and relative with the conical inlet distribution device being located at below outlet.
The above-mentioned electroplate liquid accumulator tank for tin plating production line, is equipped with overflow launder inside the described liquid outlet of three grades of baffling catalyst oxidation reactors and the liquid outlet of sedimentation tank.
Above-mentioned difficult degradation stanniferous electroplating wastewater classification strenuous primary treatment device, described on-line checking and automatic control system include controller and three PH on-line measuring devices, three PH on-line measuring devices detect the liquid in micro-electrolysis reactor and tin ion recovery system and the sedimentation tank neutralizing flocculation sedimentation system respectively, the output termination controller of each PH on-line measuring device, the outfan of described controller controls the first dosing dosing pump, the second dosing dosing pump, the 3rd dosing dosing pump and flocculant concentration pump.
This utility model achieves high efficiente callback utilization and the strenuous primary treatment of hardly degraded organic substance of tin ion in electroplating wastewater by staged care, not only avoid the waste of stannum, decrease the tin ion impact to subsequent biochemical system, and substantially increase the treatment effeciency of electroplating wastewater.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of tin ion recovery system；
Fig. 3 is the structural representation that light electrolysis is catalyzed oxidation integrated response system.
In figure, labelling is as follows: 1, collecting-tank；2, control valve；3, waste water lifting pump；4, water ga(u)ge is carried out；5, the first pipe-line mixer；6, neutralization pond；7, sedimentation tank；8, homogenizing reactor；9, micro-electrolysis reactor；10, three grades of baffling catalyst oxidation reactors；11, second pipe blender；12, ion recovery pond；13, aeration distributor；14, integrated reactor；15, flocculation treatment pond is neutralized；16, sludge concentration tank；17, sludge lifting pump；18, pressure filter；19, flocculant concentration pump；20, overfall；21, flap；22, water inlet pipe；23, swash plate；24, inlet distribution device；25, sludge settling plate；26, sedimentation tank overflow launder；27, reactor overflow groove；28, micro-electrolysis stuffing；29, supporting layer；30, forced refluence pump；M1～M3, the first dosing dosing pump～the 3rd dosing dosing pump；L1～L3, the first dosing effusion meter～the 3rd dosing effusion meter；S1～S3, a PH on-line measuring device～the 3rd PH on-line measuring device.
Detailed description of the invention
The utility model is described in further detail below in conjunction with the accompanying drawings.
As it is shown in figure 1, difficult degradation stanniferous electroplating wastewater classification strenuous primary treatment device main origin water control system, tin ion recovery system, light electrolysis are catalyzed oxidation integrated response system, neutralize flocculation sedimentation system, on-line checking and automatic control system composition；Described come water control system, stannum recovery system, light electrolysis be catalyzed oxidation integrated response system and neutralize flocculation sedimentation system be sequentially connected by pipeline.
Come water control system by collecting-tank 1, control valve 2, waste water lifting pump 3, carry out water ga(u)ge 4 and be connected in sequence, the waste water outfan carrying out water control system is connected with tin ion recovery system；
The neutralization pond 6 of tin ion recovery system and vertical sedimentation tank 7 have been combined into all-in-one-piece ion recovery pond 12, the bottom of neutralization pond 6 is provided with aeration distributor 13, water inlet pipe 22, inlet distribution device 24, swash plate 23, sludge settling plate 25, sedimentation tank overflow launder 26 it is provided with in sedimentation tank 7, the mud discharging mouth of the bottom of sedimentation tank 7 is connected with sludge condensation and processing system by discharge pipeline, and sedimentation tank overflow launder 26 is catalyzed oxidation integrated response system with light electrolysis and is connected；
The light electrolysis catalysis homogenizing reactor 8 of oxidation integrated response system, micro-electrolysis reactor 9 and three grades of baffling catalyst oxidation reactor 10 being integrally formed reactors 14, homogenizing reactor 8 is configured with the second dosing dosing pump M2, the second dosing effusion meter L2 and pipeline；Micro-electrolysis reactor is made up of micro-electrolysis stuffing 28, supporting layer 29, aeration distributor, forced refluence pump 30, overfall 20 and associated pipe；Three grades of baffling catalyst oxidation reactors 10 include that three grades of flaps 21, aeration distributor, reactor overflow groove 27, reactor overflow groove 27 outlet are connected with neutralizing flocculation sedimentation system pipeline；
Neutralize flocculation sedimentation system to include the 3rd dosing dosing pump M3, second pipe blender 11, flocculant concentration pump 19, neutralize flocculation treatment pond 15 and sludge condensation and processing system, neutralize flocculation treatment pond 15 identical with ion recovery pond 12 structure of tin ion recovery system；
On-line checking and automatic control system are made up of three PH on-line measuring devices (S1～S3), controller (not shown)s, and controller controls the switch of three dosing dosing pumps (M1～M3) according to the output signal of three PH on-line measuring devices；
Sludge condensation and processing system are made up of sludge concentration tank 16, sludge lifting pump 17, pressure filter 18 and pipeline.
When this utility model runs, difficult degradation stanniferous electroplating wastewater (COD:30750mg/L, Sn that collecting-tank 1 is collected2+Concentration: 1670mg/L) through waste water lifting pump 3, carry out water ga(u)ge 4 and send into the first pipe-line mixer 5, waste water enters the neutralization pond 6 of tin ion recovery system with the medicament from the first dosing dosing pump M1 after mixing in the first pipe-line mixer 5, mixed liquor occurs to neutralize reaction in neutralization pond 6 and generates stannic hydroxide precipitation, the air of aeration distributor 13 tin ion to reacting the most completely aoxidizes further and is stirred, precipitated product is evenly distributed in vertical sedimentation tank 7 by water inlet pipe 22 and inlet distribution device 24, after swash plate 23 and gravitational settling, supernatant (COD:19250mg/L, clearance 37.4%；Sn2+Concentration 50mg/L, clearance 97%) entered the light electrolysis oxidation integrated response system of catalysis by sedimentation tank overflow launder 26, precipitating sludge is entered sludge concentration tank 16 by discharge pipeline, it is promoted to pressure filter 18 briquetting through sludge lifting pump 17, sludge concentration tank supernatant and filter press filtrate are returned water system, and clod (Theil indices 23.7%) carries out subsequent treatment and reuse；The liquid flowed out by sedimentation tank overflow launder 26 flows automatically after homogenizing reactor 8 homogenizing with the sulphuric acid from the second dosing dosing pump M2 and enters micro-electrolysis reactor 9, micro-electrolysis reaction is carried out through supporting layer 29 and micro-electrolysis stuffing 28 under the Gas Stirring effect of aeration distributor, a reaction water outlet part is entered three grades of baffling catalyst oxidation reactors 10 by overfall 20, a part is carried out forced refluence, intensified response efficiency by forced refluence pump 30；The waste water entering three grades of baffling catalyst oxidation reactors 10 enters to neutralize flocculation sedimentation system through reactor overflow groove 27 after three grades of bafflings, aeration distributor arranged by micro-electrolysis reactor 9 and three grades of baffling catalyst oxidation reactor 10 bottoms, plays oxidation and well-beaten dual function；After the overflowing liquid of three grades of baffling catalyst oxidation reactors 10 mixes in second pipe blender 11 with the nertralizer from the 3rd dosing dosing pump M3, gravity flow enters neutralization flocculation sedimentation system, occur to neutralize reaction in the neutralization pond neutralizing flocculation basin 15, it is sufficiently stirred for intensified response efficiency through the air of aeration distributor, mixed liquor after when flowing out neutralization pond, the PAM that adds with flocculant concentration pump 19 mixes by water inlet pipe and water inlet distributor even into sedimentation tank, supernatant (COD:9820mg/L, total removal rate 68.1% after sloping plate deposition；BOD:3250mg/L, biodegradability B/C=0.33, be significantly improved) being entered subsequent biochemical processing system by liquid outlet, (main component is Fe (OH) to precipitating sludge3) entered sludge concentration tank by discharge pipeline, it is promoted to pressure filter briquetting through sludge lifting pump, sludge concentration tank supernatant and filter press filtrate are returned water system, and clod carries out subsequent treatment and reuse.The classification pretreatment index of the stanniferous electroplating wastewater of difficult degradation is as shown in table 1.
The classification pretreatment index of the stanniferous electroplating wastewater of table 1 difficult degradation
| Sequence number | COD/mg/L | BOD/mg/L | Sn2+/mg/L | COD clearance/% | Sn2+Clearance/% | Biodegradability |
| Collecting-tank water | 30750 | Do not detect | 1670 | / | / | / |
| Tin ion reclaims water outlet | 19250 | Do not detect | 50 | 37.4 | 97 | / |
| Strenuous primary treatment water outlet | 9820 | 3250 | 5 | 68.1 | 99.7 | 0.33 |
The utility model has the advantage of: (1) is for the stanniferous electroplating wastewater of difficult degradation, high efficiente callback utilization and the strenuous primary treatment of hardly degraded organic substance of tin ion is achieved by staged care, make wastewater biodegradability significantly improve, and decrease the impact load to subsequent biochemical system；(2) the forced refluence pump of the oxidation integrated response system of light electrolysis catalysis enhances the removal efficiency in the light electrolysis stage of the Organic substance in waste water, three grades of flaps add the waste water time of staying in catalytic oxidation stage, and aeration distributor strengthens oxidability and plays the effect stirred；Vertical sedimentation basin achieves the High-rate sedimentation of floccule, sludge condensation and processing system and achieves mud classification process and the high efficiente callback of tin metal；(4) on-line checking and automatic control system achieve Automatic Dosing, are easy to operate efficiently.This utility model ingenious, compact conformation of design, simple to operate, floor space is little, operational management is convenient, it is possible to decrease friction loss, raising treatment effeciency.This utility model is also applied for the process of the high concentrated organic wastewater containing other metal ions.
Claims (10)
1. a difficult degradation stanniferous electroplating wastewater classification strenuous primary treatment device, it is characterized in that, it includes coming water control system, tin ion recovery system, light electrolysis is catalyzed oxidation integrated response system, neutralize flocculation sedimentation system and on-line checking and automatic control system, described come water control system include collecting-tank (1), control valve (2) and waste water lifting pump (3), the water inlet of described waste water lifting pump (3) is connected with collecting-tank (1) by control valve (2), the waste water that waste water lifting pump (3) is discharged is successively through tin ion recovery system, light electrolysis is catalyzed oxidation integrated response system and neutralizes feeding subsequent biochemical processing system after flocculation sedimentation system processes.
nullA kind of difficult degradation stanniferous electroplating wastewater classification strenuous primary treatment device the most according to claim 1，It is characterized in that，Described tin ion recovery system includes the first dosing dosing pump (M1)、First pipe-line mixer (5) and ion recovery pond (12)，The inside division of described ion recovery pond (12) becomes neutralization pond (6) and sedimentation tank (7) two parts，Described sedimentation tank (7) is internal is provided with water inlet pipe (22) and multiple swash plate (23) being parallel to each other and be evenly arranged in the horizontal direction，Described swash plate (23) is positioned at the middle part of sedimentation tank (7)，The water inlet of described water inlet pipe (22) is connected with neutralization pond (6) top，The outlet of water inlet pipe (22) is arranged on the middle part of sedimentation tank (7) and is positioned at the lower section of swash plate (23)，The mud discharging mouth of sedimentation tank (7) bottom connects sludge condensation and processing system，The liquid outlet of sedimentation tank (7) side wall upper part is catalyzed oxidation integrated response system with light electrolysis and is connected；Two inlets of described first pipe-line mixer (5) connect the first dosing dosing pump (M1) and waste water lifting pump (3) respectively, and the liquid outlet of the first pipe-line mixer (5) connects the water inlet of neutralization pond (6) bottom.
nullA kind of difficult degradation stanniferous electroplating wastewater classification strenuous primary treatment device the most according to claim 1 and 2，It is characterized in that，Described light electrolysis is catalyzed oxidation integrated response system and includes the second dosing dosing pump (M2)、Forced refluence pump (30) and integrated reactor (14)，Described integrated reactor (14) includes homogenizing reactor (8)、Micro-electrolysis reactor (9) and three grades of baffling catalyst oxidation reactors (10)，Two inlets of described homogenizing reactor (8) connect the second dosing dosing pump (M2) and tin ion recovery system respectively，The liquid outlet of homogenizing reactor (8) connects the water inlet of micro-electrolysis reactor (9) bottom，The middle part of described micro-electrolysis reactor (9) is provided with micro-electrolysis stuffing (28)，The top of micro-electrolysis reactor (9) is connected with the inlet of three grades of baffling catalyst oxidation reactors (10) by overfall (20)，The liquid outlet of described three grades of baffling catalyst oxidation reactors (10) is connected with neutralizing flocculation sedimentation system；The inlet of described forced refluence pump (30) and liquid outlet connect the upper and lower of micro-electrolysis reactor (9) respectively.
nullA kind of difficult degradation stanniferous electroplating wastewater classification strenuous primary treatment device the most according to claim 3，It is characterized in that，Described neutralization flocculation sedimentation system includes the 3rd dosing dosing pump (M3)、Second pipe blender (11)、Flocculant concentration pump (19) and neutralization flocculation treatment pond (15)，The structure of described neutralization flocculation treatment pond (15) is identical with ion recovery pond (12)，Two inlets of described second pipe blender (11) connect the 3rd dosing dosing pump (M3) and the liquid outlet of three grades of baffling catalyst oxidation reactors (10) respectively，The liquid outlet of second pipe blender (11) connects the water inlet of the neutralization pond bottom neutralizing flocculation treatment pond (15)，The liquid outlet of the sedimentation tank of described neutralization flocculation treatment pond (15) connects biochemical treatment system，Described flocculant concentration pump (19) is arranged on the neutralization pond neutralizing flocculation treatment pond (15).
A kind of difficult degradation stanniferous electroplating wastewater classification strenuous primary treatment device the most according to claim 4, it is characterized in that, the bottom of described neutralization pond (6), micro-electrolysis reactor (9) and three grades of baffling catalyst oxidation reactors (10) is equipped with aeration distributor (13).
A kind of difficult degradation stanniferous electroplating wastewater classification strenuous primary treatment device the most according to claim 2, it is characterized in that, described sludge condensation and processing system include sludge concentration tank (16), sludge lifting pump (17) and pressure filter (18), the mud inlet of described sludge concentration tank (16) connects the mud discharging mouth of sedimentation tank (7) bottom, the mud mouth of sludge concentration tank (16) connects the mud inlet of sludge lifting pump (17), and the mud inlet of described pressure filter (18) connects the mud mouth of sludge lifting pump (17).
A kind of difficult degradation stanniferous electroplating wastewater classification strenuous primary treatment device the most according to claim 6, it is characterized in that, the bottom of described sedimentation tank (7) is provided with the sludge settling plate (25) of inclination, the inwall of the high-end and sedimentation tank (7) of described sludge settling plate (25) is connected, and low side is corresponding with the mud discharging mouth of sedimentation tank (7).
A kind of difficult degradation stanniferous electroplating wastewater classification strenuous primary treatment device the most according to claim 7, it is characterized in that, the outlet of the water inlet pipe (22) in described sedimentation tank (7) is down and relative with the conical inlet distribution device (24) being located at below outlet.
A kind of difficult degradation stanniferous electroplating wastewater classification strenuous primary treatment device the most according to claim 3, is characterized in that, be equipped with overflow launder inside the liquid outlet of three grades of baffling catalyst oxidation reactors (10) and the liquid outlet of sedimentation tank (7).
A kind of difficult degradation stanniferous electroplating wastewater classification strenuous primary treatment device the most according to claim 9, it is characterized in that, described on-line checking and automatic control system include controller and three PH on-line measuring devices, three PH on-line measuring devices detect the liquid in micro-electrolysis reactor (9) and tin ion recovery system and the sedimentation tank (7) neutralizing flocculation sedimentation system respectively, the output termination controller of each PH on-line measuring device, the outfan of described controller controls the first dosing dosing pump (M1), second dosing dosing pump (M2), 3rd dosing dosing pump (M3) and flocculant concentration pump (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620020713.9U CN205473188U (en) | 2016-01-11 | 2016-01-11 | Stanniferous electroplating effluent of difficult degradation reinforces preprocessing device in grades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620020713.9U CN205473188U (en) | 2016-01-11 | 2016-01-11 | Stanniferous electroplating effluent of difficult degradation reinforces preprocessing device in grades |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205473188U true CN205473188U (en) | 2016-08-17 |
Family
ID=56665706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620020713.9U Expired - Fee Related CN205473188U (en) | 2016-01-11 | 2016-01-11 | Stanniferous electroplating effluent of difficult degradation reinforces preprocessing device in grades |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205473188U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107010699A (en) * | 2017-05-27 | 2017-08-04 | 江苏艾特克环境工程设计研究院有限公司 | The pre-micro-electrolysis disposal technique and its device of a kind of dyeing waste water |
| CN108046495A (en) * | 2018-01-16 | 2018-05-18 | 辽宁省环境科学研究院 | A kind of sewage water advanced treatment apparatus and method |
| CN111689620A (en) * | 2020-07-22 | 2020-09-22 | 陕西海默油田服务有限公司 | Oil and gas field waste liquid treatment system and treatment method |
| CN114291951A (en) * | 2021-12-10 | 2022-04-08 | 武汉钢铁有限公司 | Recycling process and system for quenching water of cold-rolling electrotinning unit |
| CN114699842A (en) * | 2022-04-26 | 2022-07-05 | 张博 | High-efficiency low-amplitude energy-saving dewatering screen |
-
2016
- 2016-01-11 CN CN201620020713.9U patent/CN205473188U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107010699A (en) * | 2017-05-27 | 2017-08-04 | 江苏艾特克环境工程设计研究院有限公司 | The pre-micro-electrolysis disposal technique and its device of a kind of dyeing waste water |
| CN108046495A (en) * | 2018-01-16 | 2018-05-18 | 辽宁省环境科学研究院 | A kind of sewage water advanced treatment apparatus and method |
| CN111689620A (en) * | 2020-07-22 | 2020-09-22 | 陕西海默油田服务有限公司 | Oil and gas field waste liquid treatment system and treatment method |
| CN114291951A (en) * | 2021-12-10 | 2022-04-08 | 武汉钢铁有限公司 | Recycling process and system for quenching water of cold-rolling electrotinning unit |
| CN114291951B (en) * | 2021-12-10 | 2023-11-17 | 武汉钢铁有限公司 | Recycling process and system for quenching water of cold-rolled electrotinning unit |
| CN114699842A (en) * | 2022-04-26 | 2022-07-05 | 张博 | High-efficiency low-amplitude energy-saving dewatering screen |
| CN114699842B (en) * | 2022-04-26 | 2024-04-09 | 张博 | High-efficiency low-amplitude energy-saving dewatering screen |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205473188U (en) | Stanniferous electroplating effluent of difficult degradation reinforces preprocessing device in grades | |
| CN105776740A (en) | Treatment method and equipment for up-to-standard discharging of vitamin fermentation pharmaceutical wastewater | |
| CN202089870U (en) | Biological treatment device for hydroxyethyl cellulose industrial waste water | |
| CN109516553A (en) | Efficient anaerobic denitrification organisms reactor | |
| CN109095708B (en) | Sewage treatment equipment | |
| CN201746432U (en) | Apparatus for strengthening treatment of coking waste water | |
| CN103626323B (en) | The processing method of a kind of pharmacy, paper waste advanced treatment and special purpose device | |
| CN105016578A (en) | Treatment system and method for aged leachate in refuse landfill | |
| CN211111485U (en) | Novel preserved egg wastewater treatment equipment | |
| CN210176666U (en) | Domestic waste filtration liquid high efficiency treatment all-in-one | |
| CN220867240U (en) | Promote activated sludge replenishing device of high density sedimentation tank sediment | |
| CN219709330U (en) | Wastewater decyanation treatment system for coal coking plant | |
| CN104649522B (en) | The treating apparatus of brown coal low temperature distillation waste water | |
| CN217077194U (en) | Iodine-containing wastewater treatment device | |
| CN218435300U (en) | Food wastewater treatment system | |
| CN219792736U (en) | Small household garbage transfer station percolate treatment device | |
| CN217732910U (en) | Hot pot seasoning production wastewater treatment system | |
| CN215250255U (en) | Landfill leachate treatment device | |
| CN213739077U (en) | Integration surplus landfill leachate waste water treatment's of meal device | |
| CN218025767U (en) | A effluent treatment plant for beasts and birds are bred | |
| CN217838654U (en) | Pharmacy fungus sediment waste water handles and recycling system | |
| CN212713183U (en) | Novel energy-concerving and environment-protective printing and dyeing wastewater treatment system | |
| CN216711852U (en) | Leather wastewater treatment process system | |
| CN209815905U (en) | Biochemical integrated treatment device for coal tar hydrogenation wastewater | |
| CN218951202U (en) | Pretreatment device for landfill leachate membrane concentrate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20200111 |