CN106746341A - A kind of multipole biological contact oxidation reactor for sewage disposal - Google Patents
A kind of multipole biological contact oxidation reactor for sewage disposal Download PDFInfo
- Publication number
- CN106746341A CN106746341A CN201611270875.9A CN201611270875A CN106746341A CN 106746341 A CN106746341 A CN 106746341A CN 201611270875 A CN201611270875 A CN 201611270875A CN 106746341 A CN106746341 A CN 106746341A
- Authority
- CN
- China
- Prior art keywords
- tank
- processing unit
- oxidation reactor
- contact oxidation
- conduit
- 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.)
- Pending
Links
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 32
- 230000003647 oxidation Effects 0.000 title claims abstract description 31
- 239000010865 sewage Substances 0.000 title claims abstract description 19
- 230000005405 multipole Effects 0.000 title claims abstract description 16
- 230000001105 regulatory Effects 0.000 claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 238000007689 inspection Methods 0.000 claims abstract description 10
- 230000000249 desinfective Effects 0.000 claims description 21
- 238000005352 clarification Methods 0.000 claims description 20
- 239000000945 filler Substances 0.000 claims description 9
- 239000010802 sludge Substances 0.000 claims description 8
- 238000005273 aeration Methods 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 241000894006 Bacteria Species 0.000 abstract description 5
- 229910000838 Al alloy Inorganic materials 0.000 abstract description 4
- 241000195493 Cryptophyta Species 0.000 abstract description 4
- 241001465754 Metazoa Species 0.000 abstract description 4
- 239000000956 alloy Substances 0.000 abstract description 4
- 244000005700 microbiome Species 0.000 abstract description 4
- 239000002957 persistent organic pollutant Substances 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N oxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 210000003608 Feces Anatomy 0.000 description 1
- 230000036740 Metabolism Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000010871 livestock manure Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 230000035786 metabolism Effects 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water, or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/02—Biological treatment
- C02F11/04—Anaerobic treatment; Production of methane by such processes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/10—Packings; Fillings; Grids
- C02F3/109—Characterized by the shape
-
- 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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- 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
- C02F2303/04—Disinfection
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
-
- 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
Abstract
The present invention provides a kind of multipole biological contact oxidation reactor for sewage disposal, including conduit, biological septic tank, regulating reservoir, sludge-tank, water inlet, lattice column well, multi-stage biological contact oxidation reactor main body, inspection shaft, described water inlet is arranged on the top of biological septic tank, regulating reservoir and sludge-tank；Described biological septic tank is connected by conduit with regulating reservoir.The setting that the present invention passes through inspection shaft, be conducive to convenient detection water quality, by the setting of blower fan, be conducive to that smooth running, air quantity are big, noise is low, long service life, be usually almost not required to maintenance, aluminum alloy material, it is lightweight, overhaul very convenient, by the setting of bionical water packing, be conducive to adsorption capacity extremely strong, microorganism is easy to attachment, suitably enrich biocenological growth, constitute by the ecosystem of the food chain more long such as bacterium, algae, protozoan, metazoa, can efficiently degradable organic pollutant and denitrogenation dephosphorizing.
Description
Technical field
It is anti-the invention belongs to reactor technology field, more particularly to a kind of multipole bio-contact oxidation for sewage disposal
Answer device.
Background technology
Biological Contact Oxidation Process is a kind of high-performance bio embrane method sewage disposal technology that the world today commonly uses, that is, exist
The a number of filler of filling in biological contact oxidation pond, sewage is contacted extensively with biomembrane, and the life on filler is attached to using dwelling
Thing film and the oxygen of ample supply, are acted on by bacteria metabolism, and the organic pollution oxidation Decomposition in waste water reaches
Purification purpose.
The multipole biological contact oxidation reactor of existing sewage disposal has easily corrosion, organic pollution and denitrogenation
Dephosphorization is not easy to eliminate, and the short problem of service life.
Therefore, invent a kind of multipole biological contact oxidation reactor for sewage disposal and seem very necessary.
The content of the invention
In order to solve the above-mentioned technical problem, the present invention provides a kind of multipole bio-contact oxidation reaction for sewage disposal
Device, an easily corrosion is had with the multipole biological contact oxidation reactor for solving existing sewage disposal, organic pollution and de-
Nitrogen dephosphorization is not easy to eliminate, and the short problem of service life, a kind of multipole biological contact oxidation reactor for sewage disposal,
Including conduit, biological septic tank, regulating reservoir, sludge-tank enters well, lattice column well, multi-stage biological contact oxidation reactor main body, inspection
Well and elevator pump 9 are looked into, described enters the top that well is arranged on biological septic tank, regulating reservoir and sludge-tank；Described bioid
Manure pit is connected by conduit with regulating reservoir；Described regulating reservoir is connected by conduit with sludge-tank；Described multi-stage biological contact
Oxidation reactor main body is connected by conduit with regulating reservoir and sludge-tank；Described elevator pump is arranged on the inner side bottom of regulating reservoir
Portion, and be connected with the catheter tip for being connected to regulating reservoir；Described lattice column well is arranged between biological septic tank and regulating reservoir
On conduit；Described multi-stage biological contact oxidation reactor main body includes first processing units, second processing unit, clarification disinfecting
Unit, interior tank body prevents aquatic filler, blower fan, nor'wester, observation window, filter, sludge pump and aeration tube, described nor'wester
It is separately mounted to the middle and upper part of a processing unit, second processing unit and clarification disinfecting unit；A described processing unit, second
Processing unit and clarification disinfecting unit are connected by conduit respectively；Wind and rain of the described assembling on first processing units top
In cap；Described observation window is separately mounted to the top of a processing unit, second processing unit and clarification disinfecting unit；Described
Prevent that aquatic filler is arranged on the inner lower of a processing unit and second processing unit；It is single that described interior tank body is arranged on a treatment
Unit and the inside of second processing unit；Described aeration tube is arranged on inside a processing unit and second processing unit by conduit
Downside, and be connected with blower fan；Described filter is arranged on the inner side of clarification disinfecting unit；Described sludge pump is arranged on clarification
The inner lower of disinfection unit, and be connected with conduit.
The present invention can also use following technical measures.
Described biological septic tank includes tank body, dividing plate, water guide mouthful, delivery port and water inlet, and described water inlet is opened up
In the upper left-hand of tank body；Described delivery port is opened in the upper right quarter of tank body；Described dividing plate is arranged on the inside of tank body；Institute
The water guide mouth stated is opened in the top of dividing plate.
Three filter tanks are provided with described tank body, are conducive to improving filter effect.
Described biological septic tank, regulating reservoir and sludge-tank use glass jar pond, are conducive to preventing corrosion, raising from using the longevity
Life.
Described blower fan uses Clothoid type blower fan, is conducive to that smooth running, air quantity are big, noise is low, long service life, usually
Almost be not required to maintenance, aluminum alloy material, it is lightweight, overhaul it is very convenient.
Described bionical water packing is conducive to adsorption capacity extremely strong using bending strip biofilm block, and microorganism is easy to attachment,
Biocenological growth is suitably enriched, is constituted by the ecosystem of the food chain more long such as bacterium, algae, protozoan, metazoa
System, can efficiently degradable organic pollutant and denitrogenation dephosphorizing.
Described inspection shaft is arranged on the place being connected with river
Compared with prior art, the present invention has the advantages that：
The present invention has the advantages and positive effects that：The setting that the present invention passes through inspection shaft, is conducive to convenient detection water
Matter, by the setting of blower fan, be conducive to that smooth running, air quantity are big, noise is low, long service life, be usually almost not required to safeguard, aluminium
Alloy material, lightweight, maintenance are very convenient, by the setting of bionical water packing, are conducive to adsorption capacity extremely strong, and microorganism is easy
In attachment, biocenological growth is suitably enriched, constituted by the food chain more long such as bacterium, algae, protozoan, metazoa
The ecosystem, can efficiently degradable organic pollutant and denitrogenation dephosphorizing.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is the structural representation of biological septic tank of the invention.
Fig. 3 is the structural representation of multi-stage biological contact oxidation reactor main body of the invention.
In figure：
1- conduits；2- biological septic tanks；21- tank bodies；22- dividing plates；23- water guides mouthful；24- delivery ports；25- water inlets；3-
Regulating reservoir；4- sludge-tanks；5- water inlets；6- lattice column well；7- multi-stage biological contact oxidation reactor main bodys；71- first processes list
Unit；72- second processing units；73- clarification disinfecting units；Tank body in 74-；75- prevents aquatic filler；76- blower fans；77- nor'westers；
78- observation windows；79- filters；710- sludge pumps；711- aeration tubes；8- inspection shafts.
Specific embodiment
The present invention is described further below in conjunction with accompanying drawing：
Embodiment：
As shown in Figure 1 to Figure 3
The present invention is adopted the technical scheme that to solve technical problem present in known technology：One kind is at sewage
The multipole biological contact oxidation reactor of reason, including conduit 1, biological septic tank 2, regulating reservoir 3, sludge-tank 4 enter well 5, lattice column
Well 6, multi-stage biological contact oxidation reactor main body 7, inspection shaft 8 and elevator pump 9, the described well 5 that enters are arranged on biological septic
The top in pond 2, regulating reservoir 3 and sludge-tank 4；Described biological septic tank 2 is connected by conduit 1 with regulating reservoir 3；Described regulation
Pond 3 is connected by conduit 1 with sludge-tank 4；Described multi-stage biological contact oxidation reactor main body 7 is by conduit 1 and regulating reservoir 3
Connected with sludge-tank 4；Described elevator pump 9 is arranged on the inside bottom of regulating reservoir 3, and is pushed up with the conduit 1 for being connected to regulating reservoir 3
End connection；Described lattice column well 6 is arranged on the conduit 1 between biological septic tank 1 and regulating reservoir 3；Described multi-stage biological connects
Touching oxidation reactor main body 7 includes first processing units 71, and second processing unit 72, clarification disinfecting unit 73, interior tank body 74 is prevented
Aquatic filler 75, blower fan 76, nor'wester 77, observation window 78, filter 79, sludge pump 710 and aeration tube 711, described wind and rain
Cap 77 is separately mounted to the middle and upper part of a processing unit 71, second processing unit 72 and clarification disinfecting unit 73；At described one
Reason unit 71, second processing unit 72 and clarification disinfecting unit 73 are connected by conduit 1 respectively；Described blower fan 76 is arranged on the
In the nor'wester 77 on the top of one processing unit 71；Described observation window 78 is separately mounted to a processing unit 71, second processing list
Unit 72 and the top of clarification disinfecting unit 73；Described anti-aquatic filler 75 is arranged on a processing unit 71 and second processing unit
72 inner lower；Described interior tank body 74 is arranged on the inside of a processing unit 71 and second processing unit 72；Described exposure
Tracheae 711 is arranged on a processing unit 71 and the inner lower of second processing unit 72 by conduit 1, and is connected with blower fan 76；Institute
The filter 79 stated is arranged on the inner side of clarification disinfecting unit 73；Described sludge pump 710 is arranged on clarification disinfecting unit 73
Inner lower, and be connected with conduit 1.
The present invention can also use following technical measures.
Described biological septic tank 2 includes tank body 21, dividing plate 22, water guide mouthful 23, delivery port 24 and water inlet 25, described
Water inlet 25 is opened in the upper left-hand of tank body 21；Described delivery port 24 is opened in the upper right quarter of tank body 21；Described dividing plate
22 inside for being arranged on tank body 21；Described water guide mouthful 23 is opened in the top of dividing plate 22.
Three filter tanks are provided with described tank body 21, are conducive to improving filter effect.
Described biological septic tank 2, regulating reservoir 3 and sludge-tank 4 are conducive to preventing from corroding using glass jar pond, and raising makes
Use the life-span.
Described blower fan 76 uses Clothoid type blower fan, is conducive to that smooth running, air quantity are big, noise is low, long service life, flat
When be almost not required to maintenance, aluminum alloy material, it is lightweight, overhaul it is very convenient.
Described bionical water packing 75 is conducive to adsorption capacity extremely strong using bending strip biofilm block, and microorganism is easy to attached
, suitably enrich biocenological growth, constitute by the ecology of the food chain more long such as bacterium, algae, protozoan, metazoa
System, can efficiently degradable organic pollutant and denitrogenation dephosphorizing.
Described inspection shaft 8 is arranged on the place being connected with river.
Operation principle
In the course of the work, water inlet 25 is filtered the present invention after intaking by the filter tank in tank body 21, is then passed through
Delivery port 24 is flowed in conduit 1, and blower fan 76 blows oxygen to aeration tube 711, then flows into clarification disinfecting unit by conduit 1
Carried out disinfection in 73, the silt after precipitation is discharged by sludge pump 710, be discharged into river after being checked finally by inspection shaft 8.
Using technical solutions according to the invention, or those skilled in the art is under the inspiration of technical solution of the present invention,
Similar technical scheme is designed, and reaches above-mentioned technique effect, be to fall into protection scope of the present invention.
Claims (6)
1. a kind of multipole biological contact oxidation reactor for sewage disposal, it is characterised in that this is used for many of sewage disposal
Pole biological contact oxidation reactor, including conduit (1), biological septic tank (2), regulating reservoir (3), sludge-tank (4) enter well (5),
Lattice column well (6), multi-stage biological contact oxidation reactor main body (7), inspection shaft (8) and elevator pump (9), described enters well (5)
It is arranged on the top of biological septic tank (2), regulating reservoir (3) and sludge-tank (4)；Described biological septic tank (2) is by conduit (1)
It is connected with regulating reservoir (3)；Described regulating reservoir (3) is connected by conduit (1) with sludge-tank (4)；Described multi-stage biological contact
Oxidation reactor main body (7) is connected by conduit (1) with regulating reservoir (3) and sludge-tank (4)；Described elevator pump (9) is arranged on
The inside bottom of regulating reservoir (3), and be connected with conduit (1) top for being connected to regulating reservoir (3)；Described lattice column well (6) is set
On conduit (1) between biological septic tank (1) and regulating reservoir (3)；Described multi-stage biological contact oxidation reactor main body (7)
Including first processing units (71), second processing unit (72), clarification disinfecting unit (73), interior tank body (74) prevents aquatic filler
(75), blower fan (76), nor'wester (77), observation window (78), filter (79), sludge pump (710) and aeration tube (711), it is described
Nor'wester (77) be separately mounted to a processing unit (71), in second processing unit (72) and clarification disinfecting unit (73) on
Portion；A described processing unit (71), second processing unit (72) and clarification disinfecting unit (73) are connected by conduit (1) respectively
Connect；Described blower fan (76) is in the nor'wester (77) on first processing units (71) top；Described observation window (78) point
An Zhuan not a processing unit (71), the top of second processing unit (72) and clarification disinfecting unit (73)；Described is anti-aquatic
Filler (75) is installed in a processing unit (71) and the inner lower of second processing unit (72)；Described interior tank body (74) is installed
In a processing unit (71) and the inside of second processing unit (72)；Described aeration tube (711) is by conduit (1) installed in one
Processing unit (71) and second processing unit (72) inner lower, and be connected with blower fan (76)；Described filter (79) is installed
In the inner side of clarification disinfecting unit (73)；Described sludge pump (710) installed in clarification disinfecting unit (73) inner lower, and
It is connected with conduit (1).
2. the multipole biological contact oxidation reactor of sewage disposal is used for as claimed in claim 1, it is characterised in that described
Biological septic tank (2) includes tank body (21), dividing plate (22), water guide mouthful (23), delivery port (24) and water inlet (25), and described enters
The mouth of a river (25) is opened in the upper left-hand of tank body (21)；Described delivery port (24) is opened in the upper right quarter of tank body (21)；It is described
Dividing plate (22) installed in tank body (21) inside；Described water guide mouthful (23) is opened in the top of dividing plate (22).
3. the multipole biological contact oxidation reactor of sewage disposal is used for as claimed in claim 2, it is characterised in that described
Three filter tanks are provided with tank body (21).
4. the multipole biological contact oxidation reactor of sewage disposal is used for as claimed in claim 1, it is characterised in that described
Biological septic tank (2), regulating reservoir (3) and sludge-tank (4) are using glass jar pond.
5. the multipole biological contact oxidation reactor of sewage disposal is used for as claimed in claim 1, it is characterised in that described
Blower fan (76) uses Clothoid type blower fan.
6. the multipole biological contact oxidation reactor of sewage disposal is used for as claimed in claim 1, it is characterised in that described
Bionical water packing (75) is using bending strip biofilm block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611270875.9A CN106746341A (en) | 2016-12-30 | 2016-12-30 | A kind of multipole biological contact oxidation reactor for sewage disposal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611270875.9A CN106746341A (en) | 2016-12-30 | 2016-12-30 | A kind of multipole biological contact oxidation reactor for sewage disposal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106746341A true CN106746341A (en) | 2017-05-31 |
Family
ID=58952733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611270875.9A Pending CN106746341A (en) | 2016-12-30 | 2016-12-30 | A kind of multipole biological contact oxidation reactor for sewage disposal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106746341A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2742894A1 (en) * | 1976-09-24 | 1978-03-30 | Niigata Engineering Co Ltd | METHOD AND DEVICE FOR WASTE WATER TREATMENT BY MICRO-ORGANISMS |
| CN103387312A (en) * | 2013-07-17 | 2013-11-13 | 滕新君 | Multilevel biological contact oxidation reactor sewage treatment device |
| CN205653303U (en) * | 2016-03-18 | 2016-10-19 | 浙江汉诺软件有限公司 | Hospital passes catch disease district sewage treatment plant |
| CN205773951U (en) * | 2016-06-22 | 2016-12-07 | 盛世惠泽科技（天津）有限公司 | A kind of buried one biochemical sewage treatment device |
-
2016
- 2016-12-30 CN CN201611270875.9A patent/CN106746341A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2742894A1 (en) * | 1976-09-24 | 1978-03-30 | Niigata Engineering Co Ltd | METHOD AND DEVICE FOR WASTE WATER TREATMENT BY MICRO-ORGANISMS |
| CN103387312A (en) * | 2013-07-17 | 2013-11-13 | 滕新君 | Multilevel biological contact oxidation reactor sewage treatment device |
| CN205653303U (en) * | 2016-03-18 | 2016-10-19 | 浙江汉诺软件有限公司 | Hospital passes catch disease district sewage treatment plant |
| CN205773951U (en) * | 2016-06-22 | 2016-12-07 | 盛世惠泽科技（天津）有限公司 | A kind of buried one biochemical sewage treatment device |
Non-Patent Citations (1)
| Title |
|---|
| 杨永超等: "生物接触氧化+混凝沉淀工艺处理医院综合污水", 《环境工程》 * |
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