CN102190365A - Three-phase bicirculating ozone catalytic fluidized bed and wastewater treatment method thereof - Google Patents
Three-phase bicirculating ozone catalytic fluidized bed and wastewater treatment method thereof Download PDFInfo
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- CN102190365A CN102190365A CN 201110129431 CN201110129431A CN102190365A CN 102190365 A CN102190365 A CN 102190365A CN 201110129431 CN201110129431 CN 201110129431 CN 201110129431 A CN201110129431 A CN 201110129431A CN 102190365 A CN102190365 A CN 102190365A
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Abstract
The invention discloses a three-phase bicirculating ozone catalytic fluidized bed, and a wastewater treatment method thereof. The three-phase bicirculating ozone catalytic fluidized bed comprises a water inlet pipe, a boosting backflow pump, a jet aerator, a bed body, an ozone generator and a water outlet pipe, wherein the water inlet pipe is connected with the boosting backflow pump, the boosting backflow pump is connected with the jet aerator, the jet aerator is connected with the bed body, the bed body is equipped with the water outlet pipe, the ozone generator is arranged between the jet aerator and the bed body, and a backflow pipe is arranged between the water inlet pipe and the water outlet pipe; a gas dissipation layer, a circulating backflow external drum, a sedimentation backflow chamber, a filtration clean liquid chamber and a guiding internal drum are arranged inside the bed body, the circulating backflow external drum is arranged below the gas dissipation layer, the circulating backflow external drum is connected with the sedimentation backflow chamber, and the filtration clean liquid chamber is arranged below the sedimentation backflow chamber. Based on a high-technology multi-discipline combined process form, the three-phase bicirculating ozone catalytic fluidized bed effectively solves the treatment problem of the wastewater containing refractory organic matters, and has the characteristics of no secondary pollution, good treatment effect and low cost.
Description
Technical field
The present invention relates to two circulation ozone catalytic fluidized-beds of a kind of wastewater treatment equipment and technology thereof, particularly three-phase and method of wastewater treatment thereof.
Background technology
At present, still contain a certain amount of COD and other organism in the trade effluent draining mostly, and its value has also exceeded the emission limit of new standard permission.And present stage, field of waste water treatment does not also have a processing method very efficiently for the treatment technology of lower concentration hardly degraded organic substance, and commonly used have active carbon adsorption, chemical oxidization method, an ozone oxidation method etc.
Active carbon adsorption is simple to operate, instant effect, low equipment investment; But gac need regularly replace, and labour intensity is big, running cost height (adsorptive capacity is about 0.08kgCOD/kg).And in the renovation process of gac, the highest with traditional high-temperature activation method recovery rate, other normal temperature or low temperature method effect are all undesirable, are the big obstacles that the restriction active carbon absorption technology is used.
The advantage of chemical oxidization method is to remove thoroughly, but both the mineralising organism also can improve the biodegradability of water outlet; Shortcoming is the technology controlling and process complexity, and equipment material requires high, and the mud generation is big, the follow-up configuration settling tank that needs.
The advantage of ozone oxidation method is a good decolorizing effect, system device level of automation height, and no mud produces; Shortcoming is that system energy consumption is higher, and investment is big.In the simple ozonation technology, tradition is mixed for the void tower jet or the form application of bubble tower, and ozone utilization rate is low, and this kind method mostly is in the ozone sterilization sterilization process and uses, and being not suitable for being applied in the degradation of organic substances is in the technological process of purpose.
Summary of the invention
The objective of the invention is provides a kind of treatment effect good in order to solve above-mentioned the deficiencies in the prior art, saves the two circulation ozone catalytic fluidized-beds of three-phase and the method for wastewater treatment thereof of processing cost.
To achieve these goals, the two circulation ozone catalytic fluidized-beds of three-phase that the present invention is designed, comprise water inlet pipe, supercharging reflux pump, jet aerator, bed body, ozonizer and rising pipe, it is characterized in that: described water inlet pipe is connected on the supercharging reflux pump, the supercharging reflux pump is connected with jet aerator, and jet aerator is connected on the body, and the bed body is provided with rising pipe, be provided with ozonizer between jet aerator and the bed body, be provided with return line between water inlet pipe and the rising pipe; Bed body inside is provided with gas loss floor, pump around circuit urceolus, sedimentation return passage, crosses cleaner liquid chamber and water conservancy diversion inner core, be provided with the pump around circuit urceolus below the gas loss layer, the pump around circuit urceolus is connected with the sedimentation return passage, is provided with the cleaner liquid chamber below the sedimentation return passage; Be provided with the umbrella shape flow-stopping plate at water conservancy diversion inner core top, the umbrella shape flow-stopping plate is located between gas loss layer and the pump around circuit urceolus, also is provided with the safety filtering net between gas loss layer and the pump around circuit urceolus.
Described bed body top is provided with pressure-balanced valve, and the side is provided with manhole, and the top is provided with evacuation port; The umbrella shape flow-stopping plate is provided with ventilating pit.Described sedimentation return passage and cross the cleaner liquid chamber and separate with sieve plate, sieve plate is provided with short-handled filter head, sieve plate cone angle=45 °.Described jet aerator is vertically mounted on the bottom of a body, jet aerator is provided with first order jet nozzle, first order jet nozzle is connected with the one-level induction chamber, the one-level induction chamber is provided with the one-level hybrid chamber, the one-level hybrid chamber is connected with the secondary induction chamber, the secondary induction chamber is provided with secondary nozzle, and secondary nozzle is connected with the water conservancy diversion inner core, water conservancy diversion inner core and pump around circuit urceolus concentric; Be connected with ozonizer on the one-level induction chamber, be connected with the gas backstreaming pipe on the secondary induction chamber, the gas backstreaming pipe the other end is connected with gas loss layer top.Described bed body is a cylindricality, aspect ratio 2.0-15.0, boss ratio 0.05-0.20, water conservancy diversion inner core and pump around circuit urceolus open area ratio≤0.06.
A kind of method of wastewater treatment provided by the invention, comprise and adopt the two circulation ozone catalytic fluidized-beds of three-phase, its technical process is: contain hardly degraded organic substance waste water and go into the jet aerator through the supercharging of supercharging reflux pump is laggard by water inlet pipe, through the first order jet nozzle of jet aerator, one-level hybrid chamber with by the bulged-in O of one-level induction chamber
3Gas enters secondary nozzle after fully contacting mixing, by the O in the secondary induction chamber secondary suction gas backstreaming pipe
3Residual air and second spraying discharge into the water conservancy diversion inner core, spraying under the condition that kinetic energy, gas wrapped folder are carried under one's arms under the synergy that promotes and the density that causes because of increasing of gas holdup reduces, the phegma thorough mixing of water-gas-carrier three-phase mixed solution and sedimentation return passage, upwards flow, after arriving top umbrella shape traverse baffle, portion gas separates with mixed solution and rises to umbrella shape traverse baffle tapered tip with air pocket in form and escape into gas loss layer from ventilating pit, gas part in the gas loss layer is by the recycle of gas backstreaming pipe, and part evenly sheds through pressure-balanced valve.The three-phase mixed solution that contains water-small bubbles-carrier enters the pump around circuit urceolus behind umbrella shape traverse baffle baffling, cause density to increase because of air voids reduces relatively, drop to the sedimentation return passage under gravity and umbrella shape traverse baffle reflection momentum.This part small bubbles-carrier-liquid mixture sprays under the negative pressure-pumping effect that forms at the jet aerator secondary nozzle, enters the water conservancy diversion inner core once more, realizes the pump around circuit reaction.Short-handled filter head on the process sieve plate entered the clear liquid of cleaner liquid chamber, and part is through the rising pipe discharging, and part is back to water inlet pipe through return line and is participated in circulating reaction behind the pressure-raising once more.Described water inlet pipe front end inserts H
2O
2Chemical feed pipe.Be provided with the adsorption catalysis carrier in the described pump around circuit urceolus, adsorption catalysis carrier proportion is ρ
p=1.0～2.5g/cm
3, particle diameter is ds=0.05～2.0mm, specific surface area is s=100-1500m
2/ g, solid holdup ε
s=2～6%.
The present invention adopts the multi-disciplinary combination process form of high-tech, and non-secondary pollution has solved a difficult problem that contains the hardly degraded organic substance waste water treatment effectively, and it is effective to dispose of sewage, and cost is low.
Description of drawings
Fig. 1 is embodiment 1 an one-piece construction sectional view;
Fig. 2 is Fig. 1 partial enlarged drawing;
Fig. 3 is embodiment 2 circulation process figure.
Among the figure: water inlet pipe 1, supercharging reflux pump 2, jet aerator 3, bed body 4, ozonizer 5, rising pipe 6, return line 7, gas loss layer 8, pump around circuit urceolus 9, sedimentation return passage 10, cross cleaner liquid chamber 11, water conservancy diversion inner core 12, pressure-balanced valve 13, manhole 14, evacuation port 15, umbrella shape flow-stopping plate 16, ventilating pit 17, safety filtering net 18, short-handled filter head 19, first order jet nozzle 20, one-level induction chamber 21, visor 22, one-level hybrid chamber 23, secondary induction chamber 24, secondary nozzle 25, gas backstreaming pipe 26, sieve plate 27, adsorption catalysis carrier 28.
Embodiment
The present invention is further described below in conjunction with drawings and Examples.
Embodiment 1:
As shown in Figure 1 and Figure 2, the two circulation ozone catalytic fluidized-beds of three-phase provided by the invention, comprise water inlet pipe 1, supercharging reflux pump 2, jet aerator 3, bed body 4, ozonizer 5 and rising pipe 6, described water inlet pipe 1 is connected on the supercharging reflux pump 2, supercharging reflux pump 2 is connected with jet aerator 3, and jet aerator 3 is connected on the body 4, and bed body 4 is provided with rising pipe 6, be provided with ozonizer 5 between jet aerator 3 and the bed body 4, be provided with return line 7 between water inlet pipe 1 and the rising pipe 6; Bed body 4 inside are provided with gas loss floor 8, pump around circuit urceolus 9, sedimentation return passage 10, cross cleaner liquid chamber 11 and water conservancy diversion inner core 12, be provided with pump around circuit urceolus 9 below the gas loss layer 8, pump around circuit urceolus 9 is connected with sedimentation return passage 10, is provided with cleaner liquid chamber 11 below the sedimentation return passage 10; Be provided with umbrella shape flow-stopping plate 16 at water conservancy diversion inner core 12 tops, umbrella shape flow-stopping plate 16 is located between gas loss layer 8 and the pump around circuit urceolus 9, also is provided with safety filtering net 18 between gas loss layer 8 and the pump around circuit urceolus 9, can make unreacted O
3Gas is overflowed smoothly.
Described bed body 4 tops are provided with pressure-balanced valve 13, and the side is provided with manhole 14, and the top is provided with evacuation port 15; Umbrella shape flow-stopping plate 16 is provided with ventilating pit 17.Described sedimentation return passage 10 and cross cleaner liquid chamber 11 usefulness sieve plates 27 and separate, sieve plate is provided with short-handled filter head 19, and sieve plate cone angle=45 ° guarantee evenly to go out to flow.Described jet aerator 3 is vertically mounted on the bottom of a body 4, jet aerator 3 is provided with first order jet nozzle 20, first order jet nozzle 20 is connected with one-level induction chamber 21, one-level induction chamber 21 is provided with one-level hybrid chamber 23, one-level hybrid chamber 23 is connected with secondary induction chamber 24, secondary induction chamber 24 is provided with secondary nozzle 25, secondary nozzle 25 is connected with water conservancy diversion inner core 12, water conservancy diversion inner core 12 and pump around circuit urceolus 9 concentrics, this project organization makes the conventional 1.5-2.0 of raising of the superficial liquid velocity ULr of device doubly, oxygen transfer ratio KLa improves 1.3-3.0 doubly, and gas holdup ε r increases 10-30%, accelerates rate of decomposition; Be connected with ozonizer 5 on the one-level induction chamber 21, be connected with gas backstreaming pipe 26 on the secondary induction chamber 24, gas backstreaming pipe 26 the other ends are connected with gas loss layer 8 top, to realize the complete O of unreacted
3The recycle of gas.Described bed body 4 is a cylindricality, aspect ratio 2.0-15.0, boss ratio 0.05-0.20, water conservancy diversion inner core 12 and pump around circuit urceolus 9 open area ratio≤0.06.
Water conservancy diversion inner core 12 among the present invention can adopt one or more snippets formula, and it is cylindric to can be straight wall, also can be embedded the multicomponent flight by inwall, also can be set to joint and connect the formula static mixer, to stop bubble coalescence, strengthen gas-liquid mixed intensity, improve gas transfer efficiency EA and oxygen transfer ratio KLa.Also can be in the middle part perforate, the fluid that part is risen enters midway and falls the stream district, and to cause multiple circulation, enhancing mixed shortens mixing time, makes reactor more approach the CSTR fluidised form.
As shown in Figure 3, method of wastewater treatment provided by the invention, adopt the two circulation ozone catalytic fluidized-beds of described three-phase, to contain hardly degraded organic substance waste water and go into jet aerator 3 through 2 superchargings of supercharging reflux pump are laggard by water inlet pipe 1, through the first order jet nozzle 20 of jet aerator 3, one-level hybrid chamber 23 with by one-level induction chamber 21 bulged-in O
3Gas enters secondary nozzle 25 after fully contacting mixing, by the O in the secondary induction chamber 24 secondaries suction gas backstreaming pipe 26
3Residual air and second spraying discharge into water conservancy diversion inner core 12, spraying kinetic energy, under the condition that the gas wrapped folder is carried under one's arms under the synergy that promotes and the density that causes because of increasing of gas holdup reduces, the phegma thorough mixing of water-gas-carrier three-phase mixed solution and sedimentation return passage 10, upwards flow, after arriving top umbrella shape traverse baffle 16, portion gas separates with mixed solution and rises to umbrella shape traverse baffle 16 tapered tip with air pocket in form and escape into gas loss layer 8 from ventilating pit 17, gas part in the gas loss layer 8 is by 26 recycles of gas backstreaming pipe, and part evenly sheds through pressure-balanced valve 13.The three-phase mixed solution that contains water-small bubbles-carrier enters pump around circuit urceolus 9 behind umbrella shape traverse baffle 16 bafflings, cause density to increase because of air voids reduces relatively, drop to sedimentation return passage 10 under gravity and umbrella shape traverse baffle 16 reflection momentum.This part small bubbles-carrier-liquid mixture sprays under the negative pressure-pumping effect that forms at jet aerator 3 secondary nozzles 25, enters water conservancy diversion inner core 12 once more, realizes the pump around circuit reaction.Short-handled filter head 19 on the process sieve plate 27 entered the clear liquid of cleaner liquid chamber 11, and part is through rising pipe 6 dischargings, and part is back to water inlet pipe 1 through return line 7 and is participated in circulating reaction behind the pressure-raising once more.Described water inlet pipe 1 front end inserts H
2O
2Chemical feed pipe promptly utilizes the AOPs technology, quickens O
3Decompose, improve the catalytic organism speed of reaction.Be provided with adsorption catalysis carrier 28 in the described pump around circuit urceolus 9, adsorption catalysis carrier 28 proportions are ρ
p=1.0～2.5g/cm
3, particle diameter is ds=0.05～2.0mm, specific surface area is s=100-1500m
2/ g, solid holdup ε
s=2～6%, not only be easy to fluidization but also can guarantee good settling property.
Claims (8)
1. two circulation ozone catalytic fluidized-beds of a three-phase, comprise water inlet pipe (1), supercharging reflux pump (2), jet aerator (3), bed body (4), ozonizer (5) and rising pipe (6), it is characterized in that: described water inlet pipe (1) is connected on the supercharging reflux pump (2), supercharging reflux pump (2) is connected with jet aerator (3), jet aerator (3) is connected on the body (4), bed body (4) is provided with rising pipe (6), be provided with ozonizer (5) between jet aerator (3) and the bed body (4), be provided with return line (7) between water inlet pipe (1) and the rising pipe (6); Bed body (4) inside is provided with gas loss floor (8), pump around circuit urceolus (9), sedimentation return passage (10), crosses cleaner liquid chamber (11) and water conservancy diversion inner core (12), be provided with pump around circuit urceolus (9) below the gas loss layer (8), pump around circuit urceolus (9) is connected with sedimentation return passage (10), is provided with cleaner liquid chamber (11) below the sedimentation return passage (10); Be provided with umbrella shape flow-stopping plate (16) at water conservancy diversion inner core (12) top, umbrella shape flow-stopping plate (16) is located between gas loss layer (8) and the pump around circuit urceolus (9), also is provided with safety filtering net (18) between gas loss layer (8) and the pump around circuit urceolus (9).
2. the two circulation ozone catalytic fluidized-beds of three-phase according to claim 1 is characterized in that: described bed body (4) top is provided with pressure-balanced valve (13), and the side is provided with manhole (14), and the top is provided with evacuation port (15); Umbrella shape flow-stopping plate (16) is provided with ventilating pit (17).
3. the two circulation ozone catalytic fluidized-beds of three-phase according to claim 1 and 2 is characterized in that: described sedimentation return passage (10) and mistake cleaner liquid chamber (11) separate with sieve plate (27), and sieve plate is provided with short-handled filter head (19), sieve plate cone angle=45 °.
4. the two circulation ozone catalytic fluidized-beds of three-phase according to claim 1 and 2, it is characterized in that described jet aerator (3) is vertically mounted on the bottom of a body (4), jet aerator (3) is provided with first order jet nozzle (20), first order jet nozzle (20) is connected with one-level induction chamber (21), one-level induction chamber (21) is provided with one-level hybrid chamber (23), one-level hybrid chamber (23) is connected with secondary induction chamber (24), secondary induction chamber (24) is provided with secondary nozzle (25), secondary nozzle (25) is connected with water conservancy diversion inner core (12), water conservancy diversion inner core (12) and pump around circuit urceolus (9) concentric; Be connected with ozonizer (5) on the one-level induction chamber (21), be connected with gas backstreaming pipe (26) on the secondary induction chamber (24), gas backstreaming pipe (26) the other end is connected with gas loss layer (8) top.
5. the two circulation ozone catalytic fluidized-beds of three-phase according to claim 1 and 2, it is characterized in that: described bed body (4) is cylindricality, aspect ratio 2.0-15.0, boss ratio 0.05-0.20, water conservancy diversion inner core (12) and pump around circuit urceolus (9) open area ratio≤0.06.
6. method of wastewater treatment, it comprises adopts the two circulation ozone catalytic fluidized-beds of the described three-phase of aforesaid right requirement, it is characterized in that containing organic waste water and go into jet aerator 3 through 2 superchargings of supercharging reflux pump are laggard by water inlet pipe 1, through the first order jet nozzle 20 of jet aerator 3, one-level hybrid chamber 23 with by one-level induction chamber 21 bulged-in O
3Gas enters secondary nozzle 25 after fully contacting mixing, by the O in the secondary induction chamber 24 secondaries suction gas backstreaming pipe 26
3Residual air and second spraying discharge into water conservancy diversion inner core 12, spraying kinetic energy, under the condition that the gas wrapped folder is carried under one's arms under the synergy that promotes and the density that causes because of increasing of gas holdup reduces, the phegma thorough mixing of water-gas-carrier three-phase mixed solution and sedimentation return passage 10, upwards flow, after arriving top umbrella shape traverse baffle 16, portion gas separates with mixed solution and rises to umbrella shape traverse baffle 16 tapered tip with air pocket in form and escape into gas loss layer 8 from ventilating pit 17, gas part in the gas loss layer 8 is by 26 recycles of gas backstreaming pipe, and part evenly sheds through pressure-balanced valve 13.The three-phase mixed solution that contains water-small bubbles-carrier enters pump around circuit urceolus 9 behind umbrella shape traverse baffle 16 bafflings, cause density to increase because of air voids reduces relatively, drop to sedimentation return passage 10 under gravity and umbrella shape traverse baffle 16 reflection momentum.This part small bubbles-carrier-liquid mixture sprays under the negative pressure-pumping effect that forms at jet aerator 3 secondary nozzles 25, enters water conservancy diversion inner core 12 once more, realizes the pump around circuit reaction.Short-handled filter head 19 on the process sieve plate 27 entered the clear liquid of cleaner liquid chamber 11, and part is through rising pipe 6 dischargings, and part is back to water inlet pipe 1 through return line 7 and is participated in circulating reaction behind the pressure-raising once more.
7. method of wastewater treatment according to claim 6 is characterized in that: described water inlet pipe (1) front end inserts H
2O
2Chemical feed pipe.
8. according to claim 6 or 7 described method of wastewater treatment, it is characterized in that: be provided with adsorption catalysis carrier (28) in the described pump around circuit urceolus (9), adsorption catalysis carrier (28) proportion is ρ
p=1.0～2.5g/cm
3, particle diameter is ds=0.05～2.0mm, specific surface area is s=100-1500m
2/ g, solid holdup ε
s=2～6%.
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|---|---|---|---|
| CN 201110129431 CN102190365B (en) | 2011-05-18 | 2011-05-18 | Three-phase bicirculating ozone catalytic fluidized bed and wastewater treatment method thereof |
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|---|---|---|---|
| CN 201110129431 CN102190365B (en) | 2011-05-18 | 2011-05-18 | Three-phase bicirculating ozone catalytic fluidized bed and wastewater treatment method thereof |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104192981A (en) * | 2014-07-24 | 2014-12-10 | 浙江清华长三角研究院 | Activated carbon catalytic ozonation device and sewage treatment process thereof |
| CN104386801A (en) * | 2014-12-12 | 2015-03-04 | 北京格兰特膜分离设备有限公司 | Gas-stripping circulating catalytic ozonation reaction device and advanced wastewater treatment method |
| CN104556347A (en) * | 2014-12-15 | 2015-04-29 | 浙江中凯瑞普环境工程股份有限公司 | Wastewater treatment catalytic ozonation reactor for fluidized bed and wastewater treatment method of wastewater treatment catalytic ozonation reactor |
| CN105016446A (en) * | 2015-08-10 | 2015-11-04 | 北京格兰特膜分离设备有限公司 | Gas stripping circulation three-phase reaction device and sewage treatment method |
| CN108689524A (en) * | 2018-07-06 | 2018-10-23 | 无锡普和电子有限公司 | A kind of electrolytic capacitor waste water treatment process and its processing unit |
| CN109182111A (en) * | 2018-10-17 | 2019-01-11 | 太原理工大学 | A kind of CSTR reactor suitable for agricultural wastes biogas fermentation |
| CN109987695A (en) * | 2019-04-05 | 2019-07-09 | 杭州司迈特水处理工程有限公司 | A kind of Three phase ozone catalytic vulcanization tower |
| CN110272113A (en) * | 2019-07-18 | 2019-09-24 | 上海明诺环境科技有限公司 | A kind of internal-circulation ozone catalysis oxidation sewage-treatment plant |
| CN110818064A (en) * | 2019-11-19 | 2020-02-21 | 云南城投碧水源膜科技有限责任公司 | Fluidized bed type ozone catalytic oxidation three-phase separation reaction device and system |
| CN113045121A (en) * | 2021-03-17 | 2021-06-29 | 联合滤洁过滤技术(武汉)有限公司 | Adsorption degradation regeneration fluidized bed |
| CN116020839A (en) * | 2022-03-21 | 2023-04-28 | Scad环境服务公司 | Method and equipment for recycling various organic wastes |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104192981B (en) * | 2014-07-24 | 2016-02-10 | 浙江清华长三角研究院 | Activated Carbon Catalytic Ozonation Process device and sewage treatment process thereof |
| CN104192981A (en) * | 2014-07-24 | 2014-12-10 | 浙江清华长三角研究院 | Activated carbon catalytic ozonation device and sewage treatment process thereof |
| CN104386801A (en) * | 2014-12-12 | 2015-03-04 | 北京格兰特膜分离设备有限公司 | Gas-stripping circulating catalytic ozonation reaction device and advanced wastewater treatment method |
| CN104556347A (en) * | 2014-12-15 | 2015-04-29 | 浙江中凯瑞普环境工程股份有限公司 | Wastewater treatment catalytic ozonation reactor for fluidized bed and wastewater treatment method of wastewater treatment catalytic ozonation reactor |
| CN105016446A (en) * | 2015-08-10 | 2015-11-04 | 北京格兰特膜分离设备有限公司 | Gas stripping circulation three-phase reaction device and sewage treatment method |
| CN108689524B (en) * | 2018-07-06 | 2021-08-10 | 无锡普和电子有限公司 | Electrolytic capacitor wastewater treatment process and treatment device thereof |
| CN108689524A (en) * | 2018-07-06 | 2018-10-23 | 无锡普和电子有限公司 | A kind of electrolytic capacitor waste water treatment process and its processing unit |
| CN109182111A (en) * | 2018-10-17 | 2019-01-11 | 太原理工大学 | A kind of CSTR reactor suitable for agricultural wastes biogas fermentation |
| CN109987695A (en) * | 2019-04-05 | 2019-07-09 | 杭州司迈特水处理工程有限公司 | A kind of Three phase ozone catalytic vulcanization tower |
| CN110272113A (en) * | 2019-07-18 | 2019-09-24 | 上海明诺环境科技有限公司 | A kind of internal-circulation ozone catalysis oxidation sewage-treatment plant |
| CN110818064A (en) * | 2019-11-19 | 2020-02-21 | 云南城投碧水源膜科技有限责任公司 | Fluidized bed type ozone catalytic oxidation three-phase separation reaction device and system |
| CN113045121A (en) * | 2021-03-17 | 2021-06-29 | 联合滤洁过滤技术(武汉)有限公司 | Adsorption degradation regeneration fluidized bed |
| CN116020839A (en) * | 2022-03-21 | 2023-04-28 | Scad环境服务公司 | Method and equipment for recycling various organic wastes |
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|---|---|
| CN102190365B (en) | 2013-02-20 |
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