CN106745548A - One kind drop COD devices - Google Patents
One kind drop COD devices Download PDFInfo
- Publication number
- CN106745548A CN106745548A CN201611240642.4A CN201611240642A CN106745548A CN 106745548 A CN106745548 A CN 106745548A CN 201611240642 A CN201611240642 A CN 201611240642A CN 106745548 A CN106745548 A CN 106745548A
- Authority
- CN
- China
- Prior art keywords
- electrolytic cell
- central tube
- tube
- drip pan
- aeration
- 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.)
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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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
-
- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
- C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
-
- 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
- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
- C02F2201/46105—Details relating to the electrolytic devices
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/02—Odour removal or prevention of malodour
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2305/00—Use of specific compounds during water treatment
- C02F2305/02—Specific form of oxidant
- C02F2305/023—Reactive oxygen species, singlet oxygen, OH radical
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Physical Water Treatments (AREA)
Abstract
The invention provides a kind of drop COD devices, including electrolytic cell, the electrolytic cell periphery is provided with water-in flange, water-output flange, blowdown flange, aeration connector, air lift joint and junction box, battery lead plate, water distributor, aeration tube, stripping tube, stripping tube branch pipe, central tube and the box assembly that catchments are provided with the electrolytic cell, wherein, the device operationally needs aeration and air lift, catalytic filler can flow out with aeration or air lift, cause loss, the effect of guide shell is that filler can be prevented excessive, it is to avoid cause filler to lose；Stripping tube and the cooperation of central tube, can make filler carry out order cycle motion, prevent filler hardened, and enhance waste water treatment efficiency.
Description
Technical field
The invention is related to technical field of sewage, and in particular to one kind drop COD devices.
Background technology
The general principle of electrochemical techniques is to make pollutant that Direct Electrochemistry reaction to occur on electrode or utilize electrode table
The strong oxidizing property active specy that face produces makes pollutant that redox transformation to occur.The mechanism of electrocatalytic oxidation is mainly by electricity
The effect of pole and catalysis material produces hydroxyl radical free radical (OH), superoxide radical (O2)、H2O2It is organic in water body to aoxidize
Thing.But the mechanism for electrocatalytic oxidation treatment organic matter has a lot, wherein what is received by numerous researchers is metal oxygen
Compound adsorbs hydroxyl radical free radical and metal peroxides is theoretical.
There is substantial amounts of utilization electrochemical process to drop the device of COD of sewage value currently on the market, in addition on the high side, using
There is a problem of that catalytic filler loss is serious and easily hardened in journey, the invention is to be improved based on above mentioned problem.
The content of the invention
The invention is to solve the problems, such as product described in background technology, there is provided one kind drop COD devices, the device
It is easy to use, can easily control the cost, with prominent scale application prospect.
In order to solve the above technical problems, the technical scheme that the invention is used is：One kind drop COD devices, including electrolysis
Groove, the electrolytic cell periphery is provided with water-in flange, water-output flange, blowdown flange, aeration connector, air lift joint and junction box,
Battery lead plate, water distributor, aeration tube, stripping tube, stripping tube branch pipe, central tube and the box assembly that catchments are provided with the electrolytic cell；
The water distributor is connected with the water-in flange, and the water distributor is provided with apopore, and the aeration connector is external
The aeration tube is connect in air pump, the aeration tube is provided with solarization air cap, the stripping tube is connect in the external air pump of air lift joint,
The stripping tube is connected with the air lift branch pipe, and some air lift branch pipes are corresponded with some central tubes, the gas
The free end for carrying branch pipe stretches into the central tube bottom；
The box assembly that catchments includes drip pan, shunt cylinder, guide shell and drip pan support；The drip pan is by the collection
Bucket support is fixedly arranged on the electrolytic cell internal upper part, and is connected by pipeline with the water-output flange, the drip pan upper surface
The electrolytic cell upper surface is low；The drip pan includes the drip pan body and fixing body of integrative-structure connection, the installation
Body is set down, and is communicated with inside the drip pan；Lower central position is provided with a central tube retainer ring in the fixing body,
The central tube retainer ring is connected by some connecting rods with the fixing body；The central tube is suspended in the electrolytic cell, its
Top is fixed by the central tube retainer ring；The guide shell is fixedly arranged in the shunt cylinder, and the shunt cylinder is fixedly arranged on described
In fixing body, the shunt cylinder is provided with isocon.
Further, the central tube retainer ring lower section is provided with a funnel.
Further, the drip pan support includes an at least boatswain chair and an at least fixed plate, the boatswain chair and the fixation
Plate is arranged in a mutually vertical manner, and the boatswain chair two ends are fixedly arranged on the electrolytic cell two side, the free end of fixed plate and the collection
Bucket inwall is fixedly connected.
Further, the fixed form between the guide shell and the cylinder is Nian Jie.
Further, the fixed form between the shunt cylinder and the guide shell is Nian Jie.
Further, the central tube fixes the fixed form of interannular for bolt is abutted with the central tube, described to be provided with one
The screwed hole that side is opened, after the central tube inserts the central tube retainer ring to correct position, the screwed hole is passed through by bolt
And hold out against the central tube periphery.
Further, two pieces of minus plates and one piece of positive plate are provided with the electrolytic cell, two electrode plate is fixedly arranged on respectively
In the electrolytic cell in the draw-in groove of two side, the positive plate is fixedly arranged in the electrolytic cell in the draw-in groove at middle part.
Further, the apopore is set for Open Side Down.
Further, the solarization air cap is set for Open Side Down.
Further, the electrolytic cell bottom is additionally provided with base.
The invention has the advantages and positive effects that：
(1) stripping tube and the cooperation of central tube, can make filler carry out order cycle motion, prevent filler hardened, and increase
Strong waste water treatment efficiency；
(2) device operationally needs aeration and air lift, and catalytic filler can flow out with aeration or air lift, cause to damage
Consumption, the effect of guide shell is that filler can be prevented excessive, it is to avoid cause filler to lose；
(3) hydroxyl radical free radical (OH), superoxide radical (O are produced by the mating reaction of electrode and catalysis material2)、
H2O2, it is CO that organic pollution often resolves into small molecule organic debris or mineralising by direct oxidation2And H2O, the technology is used for
During the treatment of organic wastewater, with broad spectrum activity, efficiently, quickly, stabilization, treatment conditions are gentle, and high-concentration and low-concentration is applicable, and take up an area face
Product is few, and sludge quantity is few, does not produce secondary pollution, is a kind of new skill of the water process of cleaning while having the functions such as deodoring and disinfecting
Art, it has a high potential, and application prospect is very wide.
Brief description of the drawings
Fig. 1, Fig. 2 are the internal structure schematic diagrams of the different azimuth of the invention；
Fig. 3 is the external structure schematic diagram of the invention；
Fig. 4, Fig. 5, Fig. 6 are the structural representations of the box assembly different azimuth of catchmenting of the invention；
Fig. 7 is the circulating path schematic diagram of filler in the invention device.
In figure：1st, electrolytic cell, 2, water-in flange, 3, water-output flange, 4, blowdown flange, 5, aeration connector, 6, air lift joint,
7th, junction box, 8, battery lead plate, 9, water distributor, 10, aeration tube, 11, stripping tube, 12, air lift branch pipe, 13, central tube, 14, catchment
Bucket, 141, drip pan body, 142, fixing body, 143, central tube retainer ring, 144, connecting rod, 145, funnel, 15, shunt cylinder,
151st, isocon, 16, guide shell, 17, boatswain chair, 18, fixed plate, 19, draw-in groove, 20, base.
Specific embodiment
The specific embodiment to the invention elaborates below in conjunction with the accompanying drawings.
One kind drop COD devices, present treatment device is glass steel material device, and glass steel material hardness is big, acid-alkali-corrosive-resisting,
It is the optimal material for manufacturing water treatment facilities；The device 1760mm long, 910mm wide, without base 2050mm high, base is high
400mm, base 20 is installed together by connecting bolt and device body, plays fixation.
The device includes electrolytic cell 1, and the periphery of the electrolytic cell 1 is provided with water-in flange 2, water-output flange 3, blowdown flange 4, exposure
Battery lead plate 8, water distributor 9, aeration tube 10, air lift are provided with gas joint 5, air lift joint 6 and junction box 7, the electrolytic cell 1
Pipe 11, air lift branch pipe 12, central tube 13, drip pan 14, shunt cylinder 15, guide shell 16, boatswain chair 17 and fixed plate 18；
The water distributor 9 is connected with the water-in flange 2, and the water-in flange is located at the bottom of device, it is ensured that under waste water is
Go out on entering, the flowing of waste water and filler in promote device, strengthen treatment effeciency；The water distributor 9 is provided with going out of setting down
Water hole, the aeration tube 10 is connect in the external air pump of the aeration connector 5, and the aeration tube 10 is provided with the aeration for setting down
Hole, connects the stripping tube 11 in the external air pump of the air lift joint 6, the stripping tube 11 is connected with the air lift branch pipe, two
The air lift branch pipe is corresponded with two central tubes 13, and the free end of the air lift branch pipe stretches into the central tube 13
Bottom；
The drip pan 14 is fixedly arranged on the internal upper part of the electrolytic cell 1 by the support of the drip pan 14, and with it is described go out water law
Blue 3 are connected by pipeline, and the upper surface of the drip pan 14 upper surface of electrolytic cell 1 is low；The drip pan 14 includes one
The drip pan body 141 and two fixing bodies 142 of structure connection, the fixing body 142 sets down, and with the drip pan 14
Inside communicates；Lower central position is provided with a central tube retainer ring 143, the central tube retainer ring 143 in the fixing body 142
It is connected with the fixing body 142 by some connecting rods 144, the lower section of the central tube retainer ring 143 is provided with a funnel 145；Two
The central tube 13 is suspended in the electrolytic cell 1, and its top is fixed by the central tube retainer ring 143；The guide shell 16
It is bonded in the shunt cylinder 15, the shunt cylinder 15 is adhered in the fixing body 142, the shunt cylinder 15 is provided with isocon
151。
Two boatswain chairs 17 are fixedly arranged on the two side of the electrolytic cell 1, and each boatswain chair 17 is provided with and sets down
Two fixed plates 18, two free ends of fixed plate 18 are Nian Jie with two side in the drip pan 14.
The distance between two centers of central tube 13 are 830mm in the present embodiment, and the bottom of central tube 13 passes through central tube
After retainer ring 143, the filler the inside in electrolytic cell 1 is inserted directly into, after ventilation, each air lift branch pipe 12 is in central tube for stripping tube 11
Upward air lift in 13, the stripping tube and air lift branch pipe are flexible metal conduit, and the filler in central tube 13 can be blown, then following
Filler can cover central tube 13 again, and the filler produced by boasting successively can return bottom of device by guide shell 16 and drip pan 14,
The order cycle motion of filler is thusly-formed, prevents filler hardened, and enhance waste water treatment efficiency；The bottom of drip pan 14 is set
145 pairs of fillers flowed out by guide shell 16 of funnel there is peptizaiton, it is to avoid excessive buildup of the filler around central tube 13；
Wherein, the effect of guide shell 16 is that filler can be prevented excessive, it is to avoid cause filler to lose, the effect of air lift is to prevent
Filler is hardened, and during air lift, not just filler is from device bottom air lift to device top, some waste water, waste water
Successively by shunt cylinder 15 and isocon 151, into drip pan 14, and next stage is entered by water-output flange.In wastewater treatment
During, the sludge of generation is discharged by the blowdown flange 4 of device bottom.
Guide shell 16 is bonded in shunt cylinder 15 in the device, and shunt cylinder 15 is bonded in drip pan 14, and drip pan 14 leads to
Boatswain chair 17 and fixed plate 18 are crossed together with device fixed bonding, the distance between two boatswain chairs 17 are 640mm, above-mentioned bonding
Fixed form is simple and reliable, and is convenient to clean safeguarding.
The left and right sides of the device is negative electrode component, and centre is positive electrode component, and above-mentioned positive-negative electrode plate is by draw-in groove
19 spacing fixations；In addition, the cost of graphite cake is higher than stainless steel plate, and in the case where treatment effect is not influenceed, can be with stainless
Steel plate attracts negative electrical charge, attracts electronegative ion, such as Cl as negative pole, graphite cake as positive pole, positive pole-, SO4 2-Etc., this
A little ions will not corrode graphite electrode plate, if stainless steel plate makees positive pole, will be corroded quickly, can not only influence experiment to imitate
Really, cost can also be increased.
The reaction principle of the device is to add active carbon filler in a device, and graphite cake, stainless steel plate are installed, and is led to
Direct current, output voltage 48V, aeration produces the hydroxyl with extremely strong oxidisability using the oxygen in air, in reaction unit certainly
By base (OH), hydroxyl radical free radical can rapid oxidation be polycyclic or heterocyclic arene class, is allowed to be degraded to easily enter one by microorganism
The small organic molecule for decomposing is walked, or even is carbon dioxide and water by the thorough mineralising of hydroxyl radical free radical.
Table 1 is multiple wastewater from chemical industry water samples by after pretreatment, using the invention device and existing apparatus, (this shows
Have in device and be not provided with stripping tube 11, air lift branch pipe, central tube 13, drip pan 14, guide shell 16 and shunt cylinder 15) treatment
Contrast and experiment in the case of 30min：
Table 1
By above-mentioned experiment can be seen that the present apparatus COD and ammonia nitrogen removal effect substantially, it is different useless used in five kinds
Water water sample, there is the good effect of comparing.
The advantage of the invention device is small floor space, and device voltage ratio is relatively low when using, and power consumption is small, runs into
This is low.Simultaneously the present apparatus to environmental requirement also than relatively low, can be to use under normal temperature and pressure, treatment effect stabilization, sludge quantity pole
It is few, non-secondary pollution.
The one embodiment to the invention has been described in detail above, but the content is only the invention
Preferred embodiment, it is impossible to be considered as the practical range for limiting the invention.It is all to be made according to the invention application range
Impartial change with improve etc., all should still belong within the innovation and creation covering scope of the invention.
Claims (10)
1. it is a kind of to drop COD devices, it is characterised in that including electrolytic cell, the electrolytic cell periphery is provided with water-in flange, goes out water law
Orchid, blowdown flange, aeration connector, air lift joint and junction box, are provided with battery lead plate, water distributor, aeration in the electrolytic cell
Pipe, stripping tube, stripping tube branch pipe, central tube and the box assembly that catchments；
The water distributor is connected with the water-in flange, and the water distributor is provided with apopore, the external air pump of aeration connector
The aeration tube is inside connect, the aeration tube is provided with solarization air cap, the stripping tube is connect in the external air pump of air lift joint, described
Stripping tube is connected with the air lift branch pipe, and some air lift branch pipes are corresponded with some central tubes, the air lift branch
The free end of pipe stretches into the central tube bottom；
The box assembly that catchments includes drip pan, shunt cylinder, guide shell and drip pan support；The drip pan is by the drip pan
Support is fixedly arranged on the electrolytic cell internal upper part, and is connected by pipeline with the water-output flange, and the drip pan upper surface is compared with institute
State electrolytic cell upper surface low；The drip pan includes the drip pan body and fixing body of integrative-structure connection, the fixing body court
Lower setting, and communicated with inside the drip pan；Lower central position is provided with a central tube retainer ring in the fixing body, described
Central tube retainer ring is connected by some connecting rods with the fixing body；The central tube is suspended in the electrolytic cell, its top
Fixed by the central tube retainer ring；The guide shell is fixedly arranged in the shunt cylinder, and the shunt cylinder is fixedly arranged on the installation
In vivo, the shunt cylinder is provided with isocon.
2. COD devices drop in one kind according to claim 1, it is characterised in that the central tube retainer ring lower section is provided with one
Funnel.
3. COD devices drop in one kind according to claim 1, it is characterised in that the drip pan support hangs including at least one
Plate and at least a fixed plate, the boatswain chair and the fixed plate are arranged in a mutually vertical manner, and the boatswain chair two ends are fixedly arranged on the electrolysis
On groove two side, the free end of fixed plate is fixedly connected with the drip pan inwall.
4. COD devices drop in one kind according to claim 1, it is characterised in that between the guide shell and the cylinder
Fixed form is bonding.
5. COD devices drop in one kind according to claim 1, it is characterised in that between the shunt cylinder and the guide shell
Fixed form is bonding.
6. COD devices drop in one kind according to claim 1, it is characterised in that the central tube is fixed with the central tube
The fixed form of interannular is abutted for bolt, described to be provided with the screwed hole that side is opened, and the central tube inserts the central tube and fixes
After ring to correct position, by bolt is through the screwed hole and holds out against the central tube periphery.
7. COD devices drop in one kind according to claim 1, it is characterised in that two pieces of minus plates are provided with the electrolytic cell
With one piece of positive plate, two electrode plate is fixedly arranged in the electrolytic cell in the draw-in groove of two side respectively, and the positive plate is fixed
In in the draw-in groove at middle part in the electrolytic cell.
8. COD devices drop in one kind as claimed in claim 1, it is characterised in that the apopore is set for Open Side Down.
9. COD devices drop in one kind as claimed in claim 1, it is characterised in that the solarization air cap is set for Open Side Down.
10. COD devices drop in one kind as claimed in claim 1, it is characterised in that the electrolytic cell bottom is additionally provided with base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611240642.4A CN106745548B (en) | 2016-12-29 | 2016-12-29 | COD (chemical oxygen demand) reducing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611240642.4A CN106745548B (en) | 2016-12-29 | 2016-12-29 | COD (chemical oxygen demand) reducing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106745548A true CN106745548A (en) | 2017-05-31 |
| CN106745548B CN106745548B (en) | 2022-11-11 |
Family
ID=58923358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611240642.4A Active CN106745548B (en) | 2016-12-29 | 2016-12-29 | COD (chemical oxygen demand) reducing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106745548B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110104764A (en) * | 2019-05-23 | 2019-08-09 | 陆鑫 | A kind of organic wastewater purifying processing equipment and its treatment process |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120247942A1 (en) * | 2009-09-18 | 2012-10-04 | Joshua Curlett | Systems And Methods For Concentrating Waste Water Fluids |
| CN203060961U (en) * | 2013-02-26 | 2013-07-17 | 成都源创环保工程有限公司 | Combined continuous filtering device of flowing sand |
| CN203451286U (en) * | 2013-09-02 | 2014-02-26 | 遵义天力环境工程有限责任公司 | Two-phase double-circulation anaerobic expanded bed bioreactor |
| CN103910414A (en) * | 2014-04-23 | 2014-07-09 | 中国核工业华兴建设有限公司 | Combined electrolysis reactor and waste water treatment method thereof |
| CN105152307A (en) * | 2015-07-24 | 2015-12-16 | 中电环保股份有限公司 | Removal device for organic matters of wastewater |
| CN205472817U (en) * | 2015-12-31 | 2016-08-17 | 中新环科（天津）科技有限公司 | COD equipment falls in electricity catalytic oxidation |
| CN205740499U (en) * | 2016-07-06 | 2016-11-30 | 广州市广环环保科技有限公司 | A kind of reaction tower |
| CN206318754U (en) * | 2016-12-29 | 2017-07-11 | 中新环科（天津）科技有限公司 | A kind of new drop COD equipment |
-
2016
- 2016-12-29 CN CN201611240642.4A patent/CN106745548B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120247942A1 (en) * | 2009-09-18 | 2012-10-04 | Joshua Curlett | Systems And Methods For Concentrating Waste Water Fluids |
| CN203060961U (en) * | 2013-02-26 | 2013-07-17 | 成都源创环保工程有限公司 | Combined continuous filtering device of flowing sand |
| CN203451286U (en) * | 2013-09-02 | 2014-02-26 | 遵义天力环境工程有限责任公司 | Two-phase double-circulation anaerobic expanded bed bioreactor |
| CN103910414A (en) * | 2014-04-23 | 2014-07-09 | 中国核工业华兴建设有限公司 | Combined electrolysis reactor and waste water treatment method thereof |
| CN105152307A (en) * | 2015-07-24 | 2015-12-16 | 中电环保股份有限公司 | Removal device for organic matters of wastewater |
| CN205472817U (en) * | 2015-12-31 | 2016-08-17 | 中新环科（天津）科技有限公司 | COD equipment falls in electricity catalytic oxidation |
| CN205740499U (en) * | 2016-07-06 | 2016-11-30 | 广州市广环环保科技有限公司 | A kind of reaction tower |
| CN206318754U (en) * | 2016-12-29 | 2017-07-11 | 中新环科（天津）科技有限公司 | A kind of new drop COD equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110104764A (en) * | 2019-05-23 | 2019-08-09 | 陆鑫 | A kind of organic wastewater purifying processing equipment and its treatment process |
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| Publication number | Publication date |
|---|---|
| CN106745548B (en) | 2022-11-11 |
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