CN208933000U - A kind of ozone tail gas breaking plant - Google Patents
A kind of ozone tail gas breaking plant Download PDFInfo
- Publication number
- CN208933000U CN208933000U CN201721905228.0U CN201721905228U CN208933000U CN 208933000 U CN208933000 U CN 208933000U CN 201721905228 U CN201721905228 U CN 201721905228U CN 208933000 U CN208933000 U CN 208933000U
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- China
- Prior art keywords
- ozone
- cylinder
- hole
- water
- water seal
- 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
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 title claims abstract description 125
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 123
- 239000003054 catalyst Substances 0.000 claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 37
- 239000010959 steel Substances 0.000 claims description 37
- 239000011148 porous material Substances 0.000 claims description 31
- 238000005192 partition Methods 0.000 claims description 26
- 238000000354 decomposition reaction Methods 0.000 abstract description 13
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 11
- 230000001954 sterilising effect Effects 0.000 abstract description 10
- 230000009182 swimming Effects 0.000 abstract description 6
- 238000013461 design Methods 0.000 abstract description 4
- 238000005202 decontamination Methods 0.000 abstract description 3
- 230000003588 decontaminative effect Effects 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 3
- 230000001737 promoting effect Effects 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 32
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
Classifications
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
A kind of ozone tail gas breaking plant of the utility model, including ozone decompose cylinder and water seal cylinder, and ozone decomposes filling Hopcalite catalyst in cylinder and plays the role of ozone decomposition, and overflow pipe is equipped in water seal cylinder, play the role of water seal；Ozone air inlet pipe is inserted into water seal cylinder after ozone decomposition cylinder, moist ozone gas incorporates bubble and water droplet in the water in water seal cylinder, and ozone gas is upward through after Hopcalite catalyst is decomposed from the cover flange lid air hole discharge at the top of ozone decomposition cylinder；The utility model, structure is simple, it is ingenious in design, a variety of ozone water apparatus using ozone water sterilization can be applicable in after being transformed slightly, the ozone tail gas processing for being applicable not only to swimming pool ozone water apparatus can also be applied produces that the Ozone Water of food sterilization, there are also hospitals to produce ozone-containing sterilizing water etc. in chemical plant in decontamination duct, food factory, it has wide range of applications, there is promotional value.
Description
Technical field
The utility model relates to ozone treatment technical fields, are specifically related to a kind of ozone tail gas breaking plant.
Background technique
With the development of society, enhancing of the people to health perception, keeps sports industry growing, sport is no longer a small number of
The project of people is also no longer the needs just for the sake of health, and the Olympic Sports Center is set up in each big and medium-sized cities in succession, item of swimming
Mesh is one of the link that a kind of high-end sports are also in the Olympic Sports Center, and country's " swimming pool water put into effect in 2007
Standard " in water microorganism and bacterial regrowth done detailed regulation, it is generally right according to the industry standard of European and American developed countries
Sump water is carried out disinfection using the Ozone Water of high concentration, and after participating in disinfection due to ozone, residual ozone is through after a period of time
Oxygen and air will be resolved into after decomposition, will not cause secondary pollution to human body and environment.Since ozone is with very strong
Corrosivity can effectively kill various bacteriums and microorganism, the most clean disinfection way so ozone water sterilization is known as, alive
Each state-owned effective promotion and application in boundary.
But Ozone Water has corrosiveness to the machine and equipment in environment, and is more than certain density ozone to human body
It is harmful, it is therefore necessary to the disinfection Ozone Water of swimming pool is decomposed, structure is complicated for existing decomposer, and decomposition rate is slow,
Influence human health and equipment safety.
Utility model content
The purpose of the utility model is to provide a kind of ozone tail gas breaking plants, carry out to the ozone gas of mixing in water
It quickly destroys and decomposes, prevent ozone gas from overlook to the machine and equipment in environment and generating harm to human body.
What the utility model was achieved through the following technical solutions:
A kind of ozone tail gas breaking plant, which is characterized in that decompose cylinder and water seal cylinder including ozone, the ozone decomposes cylinder
Identical as the barrel dliameter of the water seal cylinder, the top that the ozone decomposes cylinder is equipped with terminal port flange, and the upper end of the terminal port flange is logical
It crosses bolt and is fixedly installed with cover flange lid, the cover flange is covered equipped with first through hole and air hole, the first through hole
Positioned at the center of the cover flange lid, the air hole is annularly uniformly looped around around the first through hole, institute
It states ozone to decompose equipped with stainless (steel) wire in cylinder, the stainless (steel) wire is four, and the center of the stainless (steel) wire is equipped with second
Through-hole, second through-hole is identical as the size of the first through hole, and the stainless (steel) wire two, which is opened, is divided into upper stainless steel for one group
The top that the ozone decomposes cylinder, the lower stainless (steel) wire is arranged in net group and lower stainless (steel) wire group, the upper stainless (steel) wire group
The bottom that the ozone decomposes cylinder is arranged in group, and catalysis is loaded between the upper stainless (steel) wire group and the lower stainless (steel) wire group
Agent；
The ozone decomposes and is equipped with sieve pore partition between cylinder and the water seal cylinder, the sieve pore partition be located at it is described under it is stainless
The lower end of steel mesh group, the lower end surface of the sieve pore partition are welded on the top of the water seal cylinder, and the sieve pore partition is equipped with the
Three through-holes and sieve pore, the third through-hole are located at the center of the sieve pore partition, and the third through-hole is logical with described second
The diameter dimension in hole is identical, and the sieve pore is annularly uniformly looped around around the third through-hole；
The top that the ozone decomposes cylinder is equipped with ozone air inlet pipe, the diameter of the ozone air inlet pipe and the first through hole
Diameter be corresponding relationship, the lower end of the ozone air inlet pipe sequentially passes through the first through hole, second through-hole and described
Third through-hole and the lower end for extending to the sieve pore partition；
The upper side of the water seal cylinder is equipped with water supply pipe, and the water supply pipe and the water seal cylinder are connected relation；It is described
The middle part side of water seal cylinder is equipped with overflow pipe, and one end of the inverted u-shaped structure of overflow pipe, the overflow pipe passes through the water seal
The barrel of cylinder and the inner lower for extending downwardly into the water seal cylinder；The lower part cover of the water seal cylinder is equipped with drainpipe, described
Drainpipe and the water seal cylinder are connected relation, and the other end of the upper side of the drainpipe and the overflow pipe passes through loose joint company
It connects；
Above-mentioned a kind of ozone tail gas breaking plant, wherein the upper stainless (steel) wire group and the terminal port flange lower end surface
Distance D1 is 50-100mm；
A kind of above-mentioned ozone tail gas breaking plant, wherein the lower end of the ozone air inlet pipe and the sieve pore partition away from
It is 50mm from D2；
Above-mentioned a kind of ozone tail gas breaking plant, wherein the mesh number of the stainless (steel) wire is 30 mesh；
Above-mentioned a kind of ozone tail gas breaking plant, wherein the water supply pipe is equipped with the first ball valve, sets on the drainpipe
There is the second ball valve, second ball valve is between the overflow pipe.
Its working principle is that: when carrying out tail gas destruction, the second ball valve on drainpipe is closed, it is appropriate from water supply pipe injection
Water to water seal cylinder in, guarantee that the water surface in water seal cylinder is higher than the lower nozzle of overflow pipe, then will be moist and smelly with bubble
Carrier of oxygen is passed through in breaking plant by ozone air inlet pipe, and ozone tail gas can collide on the water surface of water seal cylinder, bubble and water droplet
It can enter in water, ozone gas can be upward through sieve pore partition under pressure and enter ozone decomposition cylinder, urge through hopcalite
Breaking plant is discharged from the air hole of top cover flange lid after agent decomposition；The water level in water seal cylinder also can be with process simultaneously
It is continuously increased, when the water surface is more than a high position for overflow pipe, according to siphon principle, drainpipe can be overflowed to from overflow pipe automatically and be discharged to
Sewer must assure that the water level in water seal cylinder is higher than the lower nozzle of overflow pipe in whole process, low excessively excessive if water level is too low
Water pipe lower nozzle does not just have the effect of water seal, then can enter drainpipe with overflow pipe by a large amount of ozone gas again, thus
Cause ozone leakage.
The protrusion of the utility model the utility model has the advantages that
A kind of ozone tail gas breaking plant of the utility model, including ozone decompose cylinder and water seal cylinder, and ozone decomposes in cylinder
Filling Hopcalite catalyst plays the role of ozone decomposition, and overflow pipe is equipped in water seal cylinder, plays the role of water seal；Ozone into
Tracheae is inserted into water seal cylinder after ozone decomposition cylinder, and moist ozone gas incorporates bubble and water droplet in the water in water seal cylinder,
And ozone gas is upward through after Hopcalite catalyst is decomposed and decomposes the cover flange lid air hole at the top of cylinder from ozone
Discharge；The utility model, it is simple in sturcture, ingenious in design, a variety of ozone using ozone water sterilization can be applicable in after being transformed slightly
Water dispenser, the ozone tail gas processing for being applicable not only to swimming pool ozone water apparatus can also apply in chemical plant in decontamination duct, food factory
It produces that the Ozone Water of food sterilization, there are also hospitals to produce ozone-containing sterilizing water etc., has wide range of applications, there is promotional value.
Detailed description of the invention
Fig. 1 the utility model structure diagram.
The top view of the cover flange lid of Fig. 2 the utility model.
The sectional view along A-A of the cover flange lid of Fig. 3 the utility model.
The top view of the sieve pore partition of Fig. 4 the utility model.
The B-B direction cross-sectional view of the sieve pore partition of Fig. 5 the utility model.
Specific embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing, so as to practical to this
Novel design, it is solved the technical issues of, constitute the technical characteristic of technical solution and bring technical effect and have further
Understanding, it should be noted that the explanation to these embodiments be it is schematical, do not constitute to the specific of the utility model
It limits.
A kind of ozone tail gas breaking plant as seen from the figure, which is characterized in that cylinder 10 and water seal cylinder 20 are decomposed including ozone,
The ozone decomposition cylinder 10 is identical as the barrel dliameter of the water seal cylinder 20, and the top that the ozone decomposes cylinder 10 is equipped with terminal port flange
11, the terminal port flange 11 is welded on the top that the ozone decomposes cylinder 10, and the upper end of the terminal port flange 11 passes through bolt 12
It is fixedly installed with cover flange lid 13, the cover flange lid 13 is equipped with first through hole 14 and air hole 15, and described first is logical
Hole 14 is located at the center of the cover flange lid 13, and the air hole 15 is annularly uniformly looped around the first through hole 14
Around, the ozone decomposes and is equipped with stainless (steel) wire 16 in cylinder 10, and the stainless (steel) wire 16 is four, the stainless (steel) wire 16
Center is equipped with the second through-hole 17, and second through-hole 17 is identical as the size of the first through hole 14, the stainless (steel) wire
16 two are divided into stainless (steel) wire group 18 and lower stainless (steel) wire group 19 for one group, and the upper stainless (steel) wire group 18 is arranged described smelly
The bottom that the ozone decomposes cylinder 10, the upper stainless steel is arranged in the top of oxygen solution cylinder 10, the lower stainless (steel) wire group 19
Loading catalyst 30 between net group 18 and the lower stainless (steel) wire group 19；
The ozone, which decomposes, is equipped with sieve pore partition 40 between cylinder 10 and the water seal cylinder 20, the sieve pore partition 40 is located at institute
The lower end of lower stainless (steel) wire group 19 is stated, the lower end surface of the sieve pore partition 40 is welded on the top of the water seal cylinder 20, the sieve
Hole partition 40 is equipped with third through-hole 41 and sieve pore 42, and the third through-hole 41 is located at the center of the sieve pore partition 40,
The third through-hole 41 is identical as the diameter dimension of second through-hole 17, and the sieve pore 42 is annularly uniformly looped around described the
Around three through-holes 41；
The top that the ozone decomposes cylinder 10 is equipped with ozone air inlet pipe 50, the diameter of the ozone air inlet pipe 50 and described the
The diameter of one through-hole 14 is corresponding relationship, and the lower end of the ozone air inlet pipe 50 sequentially passes through the first through hole 14, described the
Two through-holes 17 and the third through-hole 41 and the lower end for extending to the sieve pore partition 40, wherein the ozone air inlet pipe 50 is divided
It is not welded on partially on the cover flange lid 13 and the sieve pore partition 40；
The upper side of the water seal cylinder 20 is equipped with water supply pipe 21, and the water supply pipe 21 is fully welded the cylinder in the water seal cylinder 20
It is connected relation on wall and with the water seal cylinder 20；The middle part side of the water seal cylinder 20 is equipped with overflow pipe 22, the overflow pipe
22 inverted u-shaped structures, the overflow pipe 22 is fully welded on the barrel of the water seal cylinder 20 and one end of the overflow pipe 22 passes through
The barrel of the water seal cylinder 20 and the inner lower for extending downwardly into the water seal cylinder 20；The lower part cover of the water seal cylinder 20 is set
There is drainpipe 23, the drainpipe 23 is fully welded on the barrel of the water seal cylinder 20 and is connected relation with the water seal cylinder 20,
The upper side of the drainpipe 23 is connect with the other end of the overflow pipe 22 by loose joint 24；
Above-mentioned a kind of ozone tail gas breaking plant, wherein the upper stainless (steel) wire group 18 and 11 lower end of terminal port flange
The distance D1 in face is 50mm；
Above-mentioned a kind of ozone tail gas breaking plant, wherein the lower end of the ozone air inlet pipe 50 and the sieve pore partition 40
Distance D2 be 50mm；
Above-mentioned a kind of ozone tail gas breaking plant, wherein the mesh number of the stainless (steel) wire 16 is 30 mesh；
Above-mentioned a kind of ozone tail gas breaking plant, wherein the water supply pipe 21 is equipped with the first ball valve 25, the drainpipe
23 are equipped with the second ball valve 26, and second ball valve 26 is between the overflow pipe 22.
Its working principle is that: when carrying out tail gas destruction, the second ball valve 26 on drainpipe 23 is closed, from 21 note of water supply pipe
Enter in suitable water to water seal cylinder 20, guarantee that the water surface in water seal cylinder 20 is higher than the lower nozzle of overflow pipe 22, then by moist and
Ozone gas with bubble is passed through in breaking plant by ozone air inlet pipe 50, and ozone tail gas can collide the water in water seal cylinder 20
On face, bubble and water droplet can enter in water, and ozone gas can be upward through sieve pore partition 40 under pressure and enter ozone point
Cylinder 10 is solved, breaking plant is discharged from the air hole 15 of top cover flange lid 13 after the decomposition of Hopcalite catalyst 30；Simultaneously
Water level in water seal cylinder 20 can be also continuously increased with process, when the water surface is more than a high position for overflow pipe 22, according to siphon principle,
Drainpipe 23 can be overflowed to from overflow pipe 22 automatically and be discharged to sewer, must assure that the water level in water seal cylinder 20 is high in whole process
It is low to cross 22 lower nozzle of overflow pipe if water level is too low in the lower nozzle of 22 pipe of spilling water, the effect of water seal is not just had, then can
A large amount of ozone gas can enter drainpipe 23 with overflow pipe 22 again, to cause ozone leakage.
The protrusion of the utility model the utility model has the advantages that
A kind of ozone tail gas breaking plant of the utility model, including ozone decompose cylinder and water seal cylinder, and ozone decomposes in cylinder
Filling Hopcalite catalyst plays the role of ozone decomposition, and overflow pipe is equipped in water seal cylinder, plays the role of water seal；Ozone into
Tracheae is inserted into water seal cylinder after ozone decomposition cylinder, and moist ozone gas incorporates bubble and water droplet in the water in water seal cylinder,
And ozone gas is upward through after Hopcalite catalyst is decomposed and decomposes the cover flange lid air hole at the top of cylinder from ozone
Discharge；The utility model, it is simple in sturcture, ingenious in design, a variety of ozone using ozone water sterilization can be applicable in after being transformed slightly
Water dispenser, the ozone tail gas processing for being applicable not only to swimming pool ozone water apparatus can also apply in chemical plant in decontamination duct, food factory
It produces that the Ozone Water of food sterilization, there are also hospitals to produce ozone-containing sterilizing water etc., has wide range of applications, there is promotional value.
Above description is merely a prefered embodiment of the utility model, is not intended to limit the utility model, for
For those skilled in the art, various modifications and changes may be made to the present invention.All spirit and original in the utility model
Within then, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of ozone tail gas breaking plant, which is characterized in that decompose cylinder and water seal cylinder including ozone, the ozone decompose cylinder with
The barrel dliameter of the water seal cylinder is identical, and the top that the ozone decomposes cylinder is equipped with terminal port flange, and the upper end of the terminal port flange passes through
Bolt is fixedly installed with cover flange lid, and the cover flange is covered equipped with first through hole and air hole, the first through hole position
In the center of the cover flange lid, the air hole is annularly uniformly looped around around the first through hole, described
Ozone decomposes and is equipped with stainless (steel) wire in cylinder, and the stainless (steel) wire is four, and it is logical that the center of the stainless (steel) wire is equipped with second
Hole, second through-hole is identical as the size of the first through hole, and the stainless (steel) wire two, which is opened, is divided into upper stainless (steel) wire for one group
The top that the ozone decomposes cylinder, the lower stainless (steel) wire group is arranged in group and lower stainless (steel) wire group, the upper stainless (steel) wire group
The bottom that the ozone decomposes cylinder is set, loads hopcalite between the upper stainless (steel) wire group and the lower stainless (steel) wire group
Catalyst；
The ozone, which decomposes, is equipped with sieve pore partition between cylinder and the water seal cylinder, the sieve pore partition is located at the lower stainless (steel) wire
The lower end of group, the lower end surface of the sieve pore partition are welded on the top of the water seal cylinder, and the sieve pore partition is logical equipped with third
Hole and sieve pore, the third through-hole are located at the center of the sieve pore partition, the third through-hole and second through-hole
Diameter dimension is identical, and the sieve pore is annularly uniformly looped around around the third through-hole；
The top that the ozone decomposes cylinder is equipped with ozone air inlet pipe, and the diameter of the ozone air inlet pipe is straight with the first through hole
Diameter is corresponding relationship, and the lower end of the ozone air inlet pipe sequentially passes through the first through hole, second through-hole and the third
Through-hole and the lower end for extending to the sieve pore partition；
The upper side of the water seal cylinder is equipped with water supply pipe, and the water supply pipe and the water seal cylinder are connected relation；The water seal
The middle part side of cylinder is equipped with overflow pipe, and one end of the inverted u-shaped structure of overflow pipe, the overflow pipe passes through the water seal cylinder
Barrel and the inner lower for extending downwardly into the water seal cylinder；The lower part cover of the water seal cylinder is equipped with drainpipe, the draining
Pipe is connected relation with the water seal cylinder, and the upper side of the drainpipe is connect with the other end of the overflow pipe by loose joint.
2. a kind of ozone tail gas breaking plant according to claim 1, which is characterized in that the upper stainless (steel) wire group and institute
The distance D1 for stating terminal port flange lower end surface is 50-100mm.
3. a kind of ozone tail gas breaking plant according to claim 1, which is characterized in that the lower end of the ozone air inlet pipe
It is 50mm with the sieve pore partition distance D2.
4. a kind of ozone tail gas breaking plant according to claim 1, which is characterized in that the mesh number of the stainless (steel) wire is
30 mesh.
5. a kind of ozone tail gas breaking plant according to claim 1, which is characterized in that the water supply pipe is equipped with first
Ball valve, the drainpipe are equipped with the second ball valve, and second ball valve is between the overflow pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721905228.0U CN208933000U (en) | 2017-12-29 | 2017-12-29 | A kind of ozone tail gas breaking plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721905228.0U CN208933000U (en) | 2017-12-29 | 2017-12-29 | A kind of ozone tail gas breaking plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208933000U true CN208933000U (en) | 2019-06-04 |
Family
ID=66713571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721905228.0U Expired - Fee Related CN208933000U (en) | 2017-12-29 | 2017-12-29 | A kind of ozone tail gas breaking plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208933000U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113429010A (en) * | 2021-05-28 | 2021-09-24 | 郑州大学综合设计研究院有限公司 | Ozone and active carbon advanced treatment waste water's device in coordination |
-
2017
- 2017-12-29 CN CN201721905228.0U patent/CN208933000U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113429010A (en) * | 2021-05-28 | 2021-09-24 | 郑州大学综合设计研究院有限公司 | Ozone and active carbon advanced treatment waste water's device in coordination |
| CN113429010B (en) * | 2021-05-28 | 2023-08-22 | 郑州大学综合设计研究院有限公司 | Device and method for advanced wastewater treatment by cooperation of ozone and activated carbon |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190604 |
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| CF01 | Termination of patent right due to non-payment of annual fee |