CN109748377A - Pure oxygen recycles ozone treatment sewage method processed - Google Patents
Pure oxygen recycles ozone treatment sewage method processed Download PDFInfo
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- CN109748377A CN109748377A CN201910228698.5A CN201910228698A CN109748377A CN 109748377 A CN109748377 A CN 109748377A CN 201910228698 A CN201910228698 A CN 201910228698A CN 109748377 A CN109748377 A CN 109748377A
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- Prior art keywords
- ozone
- sewage
- gas
- reaction tower
- transfer tank
- Prior art date
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- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 title claims abstract description 116
- 239000010865 sewage Substances 0.000 title claims abstract description 61
- 238000000034 method Methods 0.000 title claims abstract description 34
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 239000007789 gas Substances 0.000 claims abstract description 67
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 45
- 239000001301 oxygen Substances 0.000 claims abstract description 45
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 45
- 238000006243 chemical reaction Methods 0.000 claims abstract description 37
- 238000005273 aeration Methods 0.000 claims abstract description 11
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 22
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 17
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 11
- 235000017550 sodium carbonate Nutrition 0.000 claims description 11
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 8
- 239000001569 carbon dioxide Substances 0.000 claims description 8
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 2
- 239000006260 foam Substances 0.000 claims description 2
- 239000008246 gaseous mixture Substances 0.000 claims description 2
- 239000012535 impurity Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 239000007791 liquid phase Substances 0.000 claims description 2
- 230000001706 oxygenating effect Effects 0.000 claims description 2
- 239000012071 phase Substances 0.000 claims description 2
- 230000001376 precipitating effect Effects 0.000 claims description 2
- 238000004064 recycling Methods 0.000 claims description 2
- 235000017557 sodium bicarbonate Nutrition 0.000 claims description 2
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 2
- 229960004424 carbon dioxide Drugs 0.000 claims 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 229910002090 carbon oxide Inorganic materials 0.000 claims 1
- 229910052708 sodium Inorganic materials 0.000 claims 1
- 239000011734 sodium Substances 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 4
- OGIIWTRTOXDWEH-UHFFFAOYSA-N [O].[O-][O+]=O Chemical compound [O].[O-][O+]=O OGIIWTRTOXDWEH-UHFFFAOYSA-N 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000007906 compression Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- QRSFFHRCBYCWBS-UHFFFAOYSA-N [O].[O] Chemical compound [O].[O] QRSFFHRCBYCWBS-UHFFFAOYSA-N 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 239000003403 water pollutant Substances 0.000 description 1
Abstract
Pure oxygen recycles ozone treatment sewage method processed, it is related to technical field of sewage, and in particular to pure oxygen recycles ozone treatment sewage method processed.It includes ozone generator, ozone -- sewage reaction tower, micro porous aeration head, defoaming separator, gas transfer tank, industrial oxygen bottle, recyclegas conveying equipment, the right side of the ozone generator with ozone -- sewage reaction tower is connected, ozone -- the bottom end of the inside of sewage reaction tower is provided with micro porous aeration head, ozone -- the upper end of sewage reaction tower is provided with defoaming separator, defoaming separator is connected by pipeline with gas transfer tank, the left side of gas transfer tank is connected with industrial oxygen bottle, recyclegas conveying equipment is provided between ozone generator and gas transfer tank.After adopting the above technical scheme, energy consumption is high the invention has the following beneficial effects: oxygen utilization rate is low during it is able to solve the self-produced high-concentration oxygen ozone treatment sewage of traditional process, investment is big, and tail gas has the problem of ozone pollution.
Description
Technical field
The present invention relates to technical field of sewage, and in particular to pure oxygen recycles ozone treatment sewage method processed.
Background technique
Ozone is dissolved in sewage, reaches purpose of purifying the water quality using its strong oxidizing property oxidation water pollutant；It is utilized
It is more and more extensive.For many difficult waste water, even more need using high-concentration oxygen by ozone generator, to obtain
The ozone of high concentration.To achieve the purpose that handle sewage.Under normal circumstances, the process that processing sewage uses is: air pressure
Contract-be air-dried-that air separation goes out high-concentration oxygen-ozone generator-is mixed into sump (or tower or pond) and sewage
It is sent after conjunction-purified water, oxygen emptying.There are the following problems for this method: 1, oxygen utilization rate is low, and energy consumption is high.Front end air
The oxygen separated, only 6% or so is converted to ozone, remaining oxygen all discharges after sewage with ozone later,
In above-mentioned process, the 60% of energy consumption is consumed on separating air and making high-concentration oxygen, causes energy consumption also very big in this way；2,
Comprehensively considering for Technological Economies such as investments, the concentration of oxygen can only be accomplished 90% or so by the ability of general air separation,
If thinking to improve concentration again, equipment investment and production consumption all can be improved more, and this actual conditions also limit ozone concentration
Maximum raising, simultaneously as the reason, homemade 90% or so high concentration oxygen is to can not achieve gas circulation to make
With high-concentrated ozone processed, because stable and nondecreasing nitrogen is adding up always, dense while consuming oxygen in cyclic process
Degree can improve quickly, and oxygen content is caused to reduce quickly；3, in tail gas ozone discharge be easy it is exceeded, in order to reach certain water quality mesh
Mark, the gas after objectively needing to react have suitable balance ozone concentration, meanwhile, in actual production, the mode of process
Objectively and it is difficult to control its end ozone concentration, be easy to cause air pollution in discharge in this way.
Summary of the invention
In view of the defects and deficiencies of the prior art, the present invention intends to provide pure oxygens to recycle ozone treatment sewage processed
Method, it has the advantage that
1, in investment, due to reducing the equipment such as air compression, dry, separation, the equipment of a whole set of ozone output saves 1/3 left side
It is right；
2, in consumption, the raw material due to obtaining ozone is the gas of circulation, and the oxygen of system consumption is substantially equal to the generation of ozone
Amount.According to about 5 yuan of market price 1Kg industry oxygen, 1Kg ozone can theoretically be made, that is to say, that pure required for the ozone of 1Kg processed
Oxygen oxygen source cost is 5 yuan or so.And the pure oxygen that traditional process 1Kg ozone needs, it is not recycled；Based on ozone content 6%,
About 1/(6%)=16.7Kg pure oxygen, and the obtained 1Kg pure oxygen of traditional process about needs power consumption 1kwh；I.e. 1Kg ozone about must 16.7kwh
Electricity.It is calculated according to 0.6 yuan/Kwh electricity price, then up to 10.2 yuan.It can be seen that the oxygen source cost of technical grade pure oxygen ozone only needs
Half；
3, environment protecting, this method are unstrpped gas complete alternation, emission-free discharge, and disposable oxygen can take away unreacted
Complete ozone enters environment.In addition, due to reducing air compression process, live noise is also reduced.
To achieve the above object, the present invention is using following technical scheme: it includes ozone generator 1, ozone -- sewage
Reaction tower 2, micro porous aeration head 21, defoaming separator 3, gas transfer tank 4, industrial oxygen bottle 5, recyclegas conveying equipment 6, it is described
Right side and the ozone -- sewage reaction tower 2 is connected, ozone -- of ozone generator 1 bottom end of the inside of sewage reaction tower 2 is set
It being equipped with micro porous aeration head 21, ozone -- the upper end of sewage reaction tower 2 is provided with defoaming separator 3, and defoaming separator 3 passes through pipeline
It is connected with gas transfer tank 4, the left side of gas transfer tank 4 is connected with industrial oxygen bottle 5, ozone generator 1 and gas transfer
Recyclegas conveying equipment 6 is provided between slot 4, the method that its pure oxygen recycles ozone treatment sewage processed are as follows: technical grade pure oxygen
After ozone generator 1 generates ozone, ozone-technical grade pure oxygen gaseous mixture enters level-one or respectively enters multistage ozone -- and it is dirty
Water reaction tower 2 makes gas be evenly distributed by micro porous aeration head 21, and comes into full contact with liquid phase；Ozone in gas is by sewage
After absorption, remaining oxygen and newly generated a small amount of carbon dioxide are toward ozone -- the top of sewage reaction tower 2 is walked, by smelly
Oxygen -- 2 Liquid level of sewage reaction tower, so that ozone -- the space of 2 internal upper part 15% of sewage reaction tower is gas phase, ozone -- sewage
The overhead gas outlet of reaction tower 2 is provided with defoaming separator 3, and foam and other physical impurities in sewage is stopped to bring rear work into
Sequence, the gas that ozone -- sewage reaction tower 2 comes out introduce gas transfer tank 4 by pipeline after defoaming separator 3, and in gas
Gas is uniformly distributed by the bottom of body transfer tank 4, and the soda ash solution of 30-80 centimetres of a layer height, gas are arranged at the bottom of gas transfer tank 4
Carbon dioxide can be predominantly absorbed when body passes through soda ash solution, and the soda ash of absorbing carbon dioxide generates sodium bicarbonate and reaches certain dense
Degree will form certain precipitating, can extract out, can simply roast after filtering to 270 DEG C of weights from the bottom collection of gas transfer tank 4
Newly become sodium carbonate reuse, meanwhile, according to the consumption of oxygen, control of the outer oxygenating gas also by flowmeter 7 to flow,
It quantitatively fills into gas transfer tank 4 and maintains total system circulating air total amount substantially constant, outer air compensation is substantially equal to and is approximately more than
Ozone amount hourly, the gas that gas transfer tank 4 comes out must pass through a recyclegas conveying equipment 6, recyclegas conveying
Equipment 6 is by high pressure blower, and the equipment such as air power boosting valve improve the pressure of gas, and circulation atm number can be by (ozone-depleting
Amount)/the mode of (ozone concentration) calculates, high pressure blower, the equipment such as air power boosting valve, recyclegas conveying equipment can be used
6 gas enters ozone generator 1 after coming out, and the mixed gas after generating ozone enters level-one or respectively enters multistage dirt
Water-ozone reaction tower 2, in this way, having achieved the purpose that pure oxygen is repeatedly circulated.
The ozone generator 1 and ozone -- flowmeter 7 is provided between sewage reaction tower 2.
The right end of the defoaming separator 3 is connected with displacement blow-down pipe 8.
The upper end of the gas transfer tank 4 is provided with dehydrater 41.
The bottom of the gas transfer tank 4 is provided with soda ash solution.
The concentration of the soda ash solution is concentration 20-28%.
The circulation atm number can calculate in the way of (ozone consumption)/(ozone concentration).
After adopting the above technical scheme, the invention has the following beneficial effects: it has the advantage that
1, in investment, due to reducing the equipment such as air compression, dry, separation, the equipment of a whole set of ozone output saves 1/3 left side
It is right；
2, in consumption, the raw material due to obtaining ozone is the gas of circulation, and the oxygen of system consumption is substantially equal to the generation of ozone
Amount.According to about 5 yuan of market price 1Kg industry oxygen, 1Kg ozone can theoretically be made, that is to say, that pure required for the ozone of 1Kg processed
Oxygen oxygen source cost is 5 yuan or so.And the pure oxygen that traditional process 1Kg ozone needs, it is not recycled；Based on ozone content 6%,
About 1/(6%)=16.7Kg pure oxygen, and the obtained 1Kg pure oxygen of traditional process about needs power consumption 1kwh；I.e. 1Kg ozone about must 16.7kwh
Electricity.It is calculated according to 0.6 yuan/Kwh electricity price, then up to 10.2 yuan.It can be seen that the oxygen source cost of technical grade pure oxygen ozone only needs
Half；
3, environment protecting, this method are unstrpped gas complete alternation, emission-free discharge, and disposable oxygen can take away unreacted
Complete ozone enters environment.In addition, due to reducing air compression process, live noise is also reduced.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is structural schematic diagram of the invention.
Description of symbols: ozone generator 1, ozone -- sewage reaction tower 2, micro porous aeration head 21, defoaming separator 3,
Gas transfer tank 4, dehydrater 41, industrial oxygen bottle 5, recyclegas conveying equipment 6, flowmeter 7, displacement blow-down pipe 8.
Specific embodiment
Referring to shown in Fig. 1, present embodiment is the technical solution adopted is that it includes ozone generator 1, ozone -- and it is dirty
Water reaction tower 2, micro porous aeration head 21, defoaming separator 3, gas transfer tank 4, industrial oxygen bottle 5, recyclegas conveying equipment 6, institute
The right side for the ozone generator 1 stated and ozone -- sewage reaction tower 2 is connected, the ozone -- bottom end of the inside of sewage reaction tower 2
It being provided with micro porous aeration head 21, ozone -- the upper end of sewage reaction tower 2 is provided with defoaming separator 3, and defoaming separator 3 passes through pipe
Road is connected with gas transfer tank 4, and the left side of gas transfer tank 4 is connected with industrial oxygen bottle 5, in ozone generator 1 and gas
6 are provided between turn trough 4, it uses technical grade pure oxygen (99.2% or more content) as the raw material of manufacture ozone, and in sewage
After absorbing ozone, the pure oxygen not reacted with sewage is collected, through past water, the newly generated carbon dioxide of removal, supplement pure oxygen etc.
After process, continue the raw material as manufacture ozone, by recyclegas conveying equipment 6, ozone generator 1 is sent into, due to gas
In the position that is possible to, containing a small amount of ozone, contact with gas the materials such as 304,316L, organic sealing material should be selected using ABS
Etc. ozone resisting material, the oxygen mixture containing high-concentrated ozone is generated, ozone -- sewage reaction tower 2 is sent into, so that sewage
Continuously and ozone reaction, pure oxygen and newly generated a small amount of carbon dioxide after reaction enter aforementioned collection and circulating and recovering process,
Since the concentration of industrial oxygen is high, newly generated carbon dioxide is easy to remove by lye in the process, so that the oxygen of recycling
Concentration is in high level for a long time, and the utilization rate that high-concentration oxygen is converted to ozone rises to from 6% or so of traditional process
96% or more, the concentration of oxygen can also be decreased for cyclic process, can also be enriched on a small quantity in space in industrial oxygen, can in production
To determine the minimum concentration of oxygen as needed, when reaching minimum concentration, pure oxygen amount is increased, and in ozone -- sewage reaction tower 2
Top emptying, achievees the purpose that displace low concentration oxygen, until the concentration in space reaches the concentration close to industrial oxygen, it is assumed that with
90% oxygen content is set to minimum safe level, and replacing required industrial oxygen is about 5% or so of total dosage.
The above is only used to illustrate the technical scheme of the present invention and not to limit it, and those of ordinary skill in the art are to this hair
The other modifications or equivalent replacement that bright technical solution is made, as long as it does not depart from the spirit and scope of the technical scheme of the present invention,
It is intended to be within the scope of the claims of the invention.
Claims (7)
1. pure oxygen recycles ozone treatment sewage method processed, it is characterised in that: it includes ozone generator (1), ozone -- sewage reaction
Tower (2), micro porous aeration head (21), defoaming separator (3), gas transfer tank (4), industrial oxygen bottle (5), recyclegas conveying equipment
(6), the right side of the ozone generator (1) and ozone -- sewage reaction tower (2) is connected, ozone -- sewage reaction tower (2)
The bottom end of inside be provided with micro porous aeration head (21), ozone -- the upper end of sewage reaction tower (2) is provided with defoaming separator
(3), defoaming separator (3) is connected by pipeline with gas transfer tank (4), the left side of gas transfer tank (4) and industrial oxygen bottle
(5) it is connected, recyclegas conveying equipment (6), its pure oxygen is provided between ozone generator (1) and gas transfer tank (4)
The method for recycling ozone treatment sewage processed are as follows: technical grade pure oxygen is after ozone generator (1) generates ozone, ozone-technical grade
Pure oxygen gaseous mixture enters level-one or respectively enters multistage ozone -- and sewage reaction tower (2) makes gas by micro porous aeration head (21)
It is evenly distributed, and is come into full contact with liquid phase；After ozone in gas is absorbed by sewage, remaining oxygen and newly generated a small amount of two
Carbonoxide is toward ozone -- top of sewage reaction tower (2) is walked, by ozone -- sewage reaction tower (2) Liquid level, so that smelly
Oxygen -- the space of sewage reaction tower (2) internal upper part 15% is gas phase, and the overhead gas of ozone -- sewage reaction tower (2) exports setting
Have defoaming separator (3), stops foam and other physical impurities in sewage to bring rear process into, ozone -- sewage reaction tower (2)
Gas out introduces gas transfer tank (4) by pipeline after defoaming separator (3), and at the bottom of gas transfer tank (4)
Gas is uniformly distributed, the soda ash solution of 30-80 centimetres of a layer height is arranged at the bottom of gas transfer tank (4), and gas passes through soda ash
Carbon dioxide can be predominantly absorbed when solution, and the soda ash generation sodium bicarbonate of absorbing carbon dioxide reaches certain concentration and will form one
Fixed precipitating can extract out from the bottom collection of gas transfer tank (4), can simply roast to 270 DEG C after filtering and become carbon again
Sour sodium is reused, meanwhile, according to the consumption of oxygen, control of the outer oxygenating gas also by flowmeter (7) to flow is quantitative to mend
Enter gas transfer tank (4) and maintain total system circulating air total amount substantially constant, outer air compensation is substantially equal to and is approximately more than per small
When ozone amount, gas transfer tank (4) come out gas must pass through a recyclegas conveying equipment (6), recyclegas conveying
Equipment (6) improves the pressure of gas by high pressure blower, the equipment such as air power boosting valve, recyclegas conveying equipment (6)
Gas enters ozone generator (1) after coming out, and the mixed gas after generating ozone enters level-one or respectively enters multi-stage sewage-
Ozone reaction tower (2), in this way, having achieved the purpose that pure oxygen is repeatedly circulated.
2. pure oxygen according to claim 1 recycles ozone treatment sewage method processed, it is characterised in that: the ozone generator
(1) and ozone -- flowmeter (7) are provided between sewage reaction tower (2).
3. pure oxygen according to claim 1 recycles ozone treatment sewage method processed, it is characterised in that: the defoaming separator
(3) right end is connected with displacement blow-down pipe (8).
4. pure oxygen according to claim 1 recycles ozone treatment sewage method processed, it is characterised in that: the gas transfer tank
(4) upper end is provided with dehydrater (41).
5. pure oxygen according to claim 1 recycles ozone treatment sewage method processed, it is characterised in that: the gas transfer tank
(4) bottom is provided with soda ash solution.
6. pure oxygen according to claim 1 recycles ozone treatment sewage method processed, it is characterised in that: the soda ash solution
Concentration is concentration 20-28%.
7. pure oxygen according to claim 1 recycles ozone treatment sewage method processed, it is characterised in that: the circulation atm number
It can be calculated in the way of (ozone consumption)/(ozone concentration).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910228698.5A CN109748377A (en) | 2019-03-25 | 2019-03-25 | Pure oxygen recycles ozone treatment sewage method processed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910228698.5A CN109748377A (en) | 2019-03-25 | 2019-03-25 | Pure oxygen recycles ozone treatment sewage method processed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109748377A true CN109748377A (en) | 2019-05-14 |
Family
ID=66409330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910228698.5A Pending CN109748377A (en) | 2019-03-25 | 2019-03-25 | Pure oxygen recycles ozone treatment sewage method processed |
Country Status (1)
| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114853145A (en) * | 2022-04-25 | 2022-08-05 | 山东华特环保科技有限公司 | Sewage ozone catalytic oxidation treatment system and process |
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| CN1072469A (en) * | 1991-08-01 | 1993-05-26 | 友联坎普专利控股有限公司 | Improve the method for ozone circulating current in the pulp bleaching |
| CN101402024A (en) * | 2008-10-29 | 2009-04-08 | 哈尔滨工业大学 | Ozone supply apparatus |
| CN102725050A (en) * | 2009-11-30 | 2012-10-10 | 株式会社Ark | Exhaust oxygen recycling apparatus for ozone treatment equipment, and ozone-using system having same |
| CN204508807U (en) * | 2015-03-26 | 2015-07-29 | 苏州清然环保科技有限公司 | The system that Ozone generation and circulation of tail gas utilize |
| CN106145047A (en) * | 2015-03-26 | 2016-11-23 | 苏州清然环保科技有限公司 | The system and method that ozone preparation and circulation of tail gas utilize |
| CN106830447A (en) * | 2017-04-20 | 2017-06-13 | 佛山市佳利达环保科技股份有限公司 | A kind of method that ozone tail gas are recycled |
| CN209957454U (en) * | 2019-03-25 | 2020-01-17 | 贺宝莹 | Pure oxygen circulation system ozone sewage treatment device |
-
2019
- 2019-03-25 CN CN201910228698.5A patent/CN109748377A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1072469A (en) * | 1991-08-01 | 1993-05-26 | 友联坎普专利控股有限公司 | Improve the method for ozone circulating current in the pulp bleaching |
| CN101402024A (en) * | 2008-10-29 | 2009-04-08 | 哈尔滨工业大学 | Ozone supply apparatus |
| CN102725050A (en) * | 2009-11-30 | 2012-10-10 | 株式会社Ark | Exhaust oxygen recycling apparatus for ozone treatment equipment, and ozone-using system having same |
| CN204508807U (en) * | 2015-03-26 | 2015-07-29 | 苏州清然环保科技有限公司 | The system that Ozone generation and circulation of tail gas utilize |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114853145A (en) * | 2022-04-25 | 2022-08-05 | 山东华特环保科技有限公司 | Sewage ozone catalytic oxidation treatment system and process |
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