CN108033549B - Prevention of seepage type bological aerated filter - Google Patents
Prevention of seepage type bological aerated filter Download PDFInfo
- Publication number
- CN108033549B CN108033549B CN201711089613.7A CN201711089613A CN108033549B CN 108033549 B CN108033549 B CN 108033549B CN 201711089613 A CN201711089613 A CN 201711089613A CN 108033549 B CN108033549 B CN 108033549B
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- Prior art keywords
- aeration
- aeration chamber
- aerated filter
- water distribution
- chamber
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- 230000002265 prevention Effects 0.000 title claims description 4
- 238000005273 aeration Methods 0.000 claims abstract description 160
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 125
- 229910000278 bentonite Inorganic materials 0.000 claims abstract description 9
- 239000000440 bentonite Substances 0.000 claims abstract description 9
- 239000005341 toughened glass Substances 0.000 claims abstract description 9
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000010865 sewage Substances 0.000 claims description 17
- 238000011001 backwashing Methods 0.000 claims description 12
- 239000012528 membrane Substances 0.000 claims description 12
- 238000012856 packing Methods 0.000 claims description 12
- 238000011010 flushing procedure Methods 0.000 description 11
- 210000004027 cell Anatomy 0.000 description 10
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 150000001768 cations Chemical class 0.000 description 3
- 238000003912 environmental pollution Methods 0.000 description 3
- 229910052901 montmorillonite Inorganic materials 0.000 description 3
- 210000002858 crystal cell Anatomy 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- CQBLUJRVOKGWCF-UHFFFAOYSA-N [O].[AlH3] Chemical compound [O].[AlH3] CQBLUJRVOKGWCF-UHFFFAOYSA-N 0.000 description 1
- OBNDGIHQAIXEAO-UHFFFAOYSA-N [O].[Si] Chemical compound [O].[Si] OBNDGIHQAIXEAO-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
- C02F3/105—Characterized by the chemical composition
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/009—Apparatus with independent power supply, e.g. solar cells, windpower or fuel cells
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
-
- 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
- C02F2303/14—Maintenance of water treatment installations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention discloses an anti-seepage type biological aerated filter, which comprises a biological aerated filter body, wherein a bentonite waterproof blanket is paved at the bottom of the biological aerated filter body, a second water distribution tank and a first water distribution tank are respectively arranged on two sides of the biological aerated filter body, four sidewalks are arranged in the biological aerated filter body at equal intervals, the four sidewalks divide the interior of the biological aerated filter body into three aeration chambers, the three aeration chambers are respectively a first aeration chamber, a second aeration chamber and a third aeration chamber, the first aeration chamber, the second aeration chamber and the third aeration chamber are communicated, and toughened glass is arranged on two sides of each sidewalk The aeration condition can be observed and known in real time.
Description
Technical Field
The invention belongs to the technical field of water treatment equipment, and particularly relates to an anti-seepage biological aerated filter.
Background
The aeration tank is mainly composed of a tank body, an aeration system and a water inlet and outlet, wherein the tank body is generally built by reinforced concrete, and the planar shape of the tank body is rectangular, square, circular and the like.
However, the biological aerated filter in the current market has the disadvantages of complex structure, single function, low aeration efficiency, difficulty in observing and knowing the water distribution and aeration conditions in the first aeration chamber, the second aeration chamber and the third aeration chamber in real time, easy leakage of sewage to the ground bottom, easy environmental pollution and insufficient energy conservation in use.
Disclosure of Invention
The invention aims to provide an anti-seepage biological aerated filter to solve the problems that the aeration efficiency is low, the water distribution and aeration conditions in a first aeration chamber, a second aeration chamber and a third aeration chamber cannot be observed and known in real time, sewage is easy to leak to the ground bottom, environmental pollution is easy to cause, and the use is not energy-saving enough in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a prevention of seepage type bological aerated filter, includes the bological aerated filter body, the waterproof blanket of bentonite has been laid to the bottom of bological aerated filter body, and the both sides of bological aerated filter body are provided with second water distribution tank and first water distribution tank respectively, the inside equidistant four pavement that are provided with of bological aerated filter body, three aeration chamber is divided into with the inside of bological aerated filter body to four pavement, and three aeration chamber is first aeration chamber, second aeration chamber and third aeration chamber respectively, communicate four between first aeration chamber, second aeration chamber and the third aeration chamber toughened glass is all installed to the both sides of pavement.
Preferably, a second water distribution tank water inlet extending into the first aeration chamber is installed on one side of the lower portion inside the second water distribution tank, a first water distribution tank water inlet extending into the third aeration chamber is installed on one side of the lower portion inside the first water distribution tank, and a storage battery is installed on the outer surface wall of one side, close to the second water distribution tank, of the biological aerated filter body.
Preferably, a back-flushing water distribution pipe penetrates through the lower portions of the interiors of the first aeration chamber, the second aeration chamber and the third aeration chamber, three back-flushing water inlets are formed in the lower portions of the back-flushing water distribution pipes, and the three back-flushing water inlets are respectively located in the interiors of the first aeration chamber, the second aeration chamber and the third aeration chamber.
Preferably, water distribution pipes are arranged at positions close to the upper parts of the backwashing water distribution pipes in the first aeration chamber, the second aeration chamber and the third aeration chamber, and filter heads are arranged on the water distribution pipes.
Preferably, the aeration pipes are installed at positions, close to the upper positions of the water distribution pipes, in the first aeration chamber, the second aeration chamber and the third aeration chamber, a single-hole membrane air diffuser shell is arranged on each aeration pipe, a single-hole membrane air diffuser is arranged on each single-hole membrane air diffuser shell, and one end of each aeration pipe extends to the outside of the biological aerated filter body and is connected with an interface of each aeration pipe.
Preferably, a pebble bearing layer is arranged at the position, close to the upper part of the aeration pipe, in the first aeration chamber, the second aeration chamber and the third aeration chamber, a ceramsite bio-packing layer is arranged above the pebble bearing layer, a water storage chamber is arranged above the ceramsite bio-packing layer, a back-washing water outlet is arranged on one side of the ceramsite bio-packing layer, a water outlet is arranged on one side of the water storage chamber, and the water outlet and the back-washing water outlet are arranged on the same side.
Preferably, the top of the biological aerated filter body is provided with a top cover, the top of the top cover is fixedly provided with a solar cell panel through a bolt, one end of the top cover is provided with a sewage inlet, and the solar cell panel is electrically connected with the storage battery.
Compared with the prior art, the invention has the following beneficial effects:
(1) the invention is provided with the second water distribution tank and the first water distribution tank, and water is conveyed into the first aeration chamber, the second aeration chamber and the third aeration chamber through the second water distribution tank and the first water distribution tank, so that clear water and sewage are impacted mutually, the water is fully contacted with air, the sewage is fully contacted with the air to exchange gaseous substances and remove volatile substances in the sewage, and the problems that the aeration chamber cannot be uniformly filled with water due to the single arrangement of one water distribution tank in the traditional aeration tank and the aeration efficiency is low are solved.
(2) The invention is provided with the sidewalk with the toughened glass, and workers can walk in the sidewalk, observe the water distribution and aeration conditions in the first aeration chamber, the second aeration chamber and the third aeration chamber through the toughened glass, and can observe and know the aeration work in real time.
(3) The bentonite waterproof blanket can prevent sewage from leaking to the ground bottom, so that environmental pollution is avoided.
(4) The solar cell panel is arranged, solar energy is converted into electric energy through the solar cell panel and stored in the storage battery, power is supplied for equipment to work, and electric energy is saved during use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of an aeration pipe according to the present invention;
FIG. 3 is a schematic view of a solar panel according to the present invention;
in the figure: 1-water outlet, 2-back flushing water outlet, 3-aeration pipe interface, 4-first water distribution tank, 5-back flushing water distribution pipe, 6-filter head, 7-toughened glass, 8-back flushing water inlet, 9-sidewalk, 10-bentonite waterproof blanket, 11-second water distribution tank water inlet, 12-water distribution pipe, 13-single-pore membrane air diffuser shell, 14-ceramsite biological packing layer, 15-water storage chamber, 16-aeration biological filter tank body, 17-second water distribution tank, 18-storage battery, 19-solar cell panel, 20-top cover, 21-single-pore membrane air diffuser, 22-sewage inlet, 23-aeration pipe, 24-first water distribution tank water inlet, 25-pebble bearing layer, 26-first aeration chamber, 27-the second aeration chamber, 28-the third aeration chamber.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: an anti-seepage type biological aerated filter comprises a biological aerated filter body 16, wherein a bentonite waterproof blanket 10 is laid at the bottom of the biological aerated filter body 16, bentonite is a non-metal mineral product taking montmorillonite as a main mineral component, a montmorillonite structure is a 2:1 type crystal structure consisting of two silicon-oxygen tetrahedrons and a layer of aluminum-oxygen octahedron, certain cations such as Cu, Mg, Na, K and the like exist in a layered structure formed by montmorillonite crystal cells, and the cations are unstable in action with the montmorillonite crystal cells and are easy to exchange with other cations, so that the bentonite waterproof blanket 10 has a waterproof effect, a second water distribution groove 17 and a first water distribution groove 4 are respectively arranged on two sides of the biological aerated filter body 16, and the aeration chamber can be uniformly filled with water through the second water distribution groove 17 and the first water distribution groove 4, the aeration efficiency is improved, four sidewalks 9 are arranged in the biological aerated filter body 16 at equal intervals, the four sidewalks 9 divide the interior of the biological aerated filter body 16 into three aeration chambers, the three aeration chambers are respectively a first aeration chamber 26, a second aeration chamber 27 and a third aeration chamber 28, the first aeration chamber 26, the second aeration chamber 27 and the third aeration chamber 28 are communicated, toughened glass 7 is installed on two sides of the four sidewalks 9, a worker can walk in the sidewalks 9, and water distribution and aeration conditions in the first aeration chamber 26, the second aeration chamber 27 and the third aeration chamber 28 are observed through the toughened glass 7.
In this embodiment, preferably, a second water distribution tank water inlet 11 extending to the inside of the first aeration chamber 26 is installed on one side of the lower part of the inside of the second water distribution tank 17, a first water distribution tank water inlet 24 extending to the inside of the third aeration chamber 28 is installed on one side of the lower part of the inside of the first water distribution tank 4, a storage battery 18 is installed on the outer surface wall of one side of the biological aerated filter body 16 close to the second water distribution tank 17, and the storage battery 18 stores the electric energy converted by the solar cell panel 19.
In this embodiment, preferably, the backwash water distribution pipes 5 are disposed through the lower portions of the interiors of the first aeration chamber 26, the second aeration chamber 27 and the third aeration chamber 28, three backwash water inlets 8 are disposed below the backwash water distribution pipes 5, the three backwash water inlets 8 are respectively located in the interiors of the first aeration chamber 26, the second aeration chamber 27 and the third aeration chamber 28, and the three backwash water inlets 8 are disposed so that backwash water is introduced into the three aeration chambers from the different backwash water inlets 8.
In this embodiment, it is preferable that the water distribution pipes 12 are disposed inside the first aeration chamber 26, the second aeration chamber 27 and the third aeration chamber 28 at positions close to the upper portions of the backwash water distribution pipes 5 for distributing water, and the filter heads 6 are mounted on the water distribution pipes 12.
In this embodiment, preferably, the aeration pipes 23 are installed inside the first aeration chamber 26, the second aeration chamber 27 and the third aeration chamber 28 at positions close to the upper part of the water distribution pipe 12, the single-hole membrane air diffuser casing 13 is disposed on the aeration pipe 23, the single-hole membrane air diffuser 21 is disposed on the single-hole membrane air diffuser casing 13 to provide oxygen required by the microorganisms growing on the filter material, and one end of the aeration pipe 23 extends to the outside of the biological aerated filter body 16 and is connected with the aeration pipe connector 3.
In this embodiment, preferably, a pebble supporting layer 25 is installed in the first aeration chamber 26, the second aeration chamber 27 and the third aeration chamber 28 at a position close to the upper part of the aeration pipe 23, a ceramsite bio-packing layer 14 is arranged above the pebble supporting layer 25, sewage is precipitated and purified through the ceramsite bio-packing layer 14, a water storage chamber 15 is arranged above the ceramsite bio-packing layer 14, a back-washing water outlet 2 is arranged on one side of the ceramsite bio-packing layer 14, a water outlet 1 is arranged on one side of the water storage chamber 15, and the water outlet 1 is arranged on the same side as the back-washing water outlet 2.
In this embodiment, preferably, a top cover 20 is arranged on the top of the biological aerated filter body 16, a solar cell panel 19 is fixedly mounted on the top of the top cover 20 through bolts, a sewage inlet 22 is mounted at one end of the top cover 20, the solar cell panel 19 is electrically connected with the storage battery 18, and solar energy is converted into electric energy through the solar cell panel 19 and stored in the storage battery 18.
The working principle and the using process of the invention are as follows: when in use, sewage is respectively conveyed into the water storage chambers 15 of the first aeration chamber 26, the second aeration chamber 27 and the third aeration chamber 28 through the sewage inlet 22, air is introduced through the aeration pipe connector 3, the air is respectively conveyed into the first aeration chamber 26, the second aeration chamber 27 and the third aeration chamber 28 through the aeration pipe 23 and the single-hole membrane air diffuser 21, and sequentially passes through the pebble supporting layer 25 and the ceramsite bio-packing layer 14 from bottom to top to enter the water storage chamber 15, impact is caused on the water in the water storage chamber 15, the aeration work is completed, the water is conveyed into the first aeration chamber 26, the second aeration chamber 27 and the third aeration chamber 28 through the arranged second water distribution tank 17 and the arranged first water distribution tank 4, the clear water and the sewage are impacted mutually, the water is fully contacted with the air, the sewage and the air are fully contacted to exchange gaseous substances and remove volatile substances in the sewage, after the aeration is finished, the three back-flushing water inlets 8 are respectively connected with a water source, the electromagnetic valves on the back-flushing water outlets 2 are opened, clean water is delivered into a first aeration chamber 26, a second aeration chamber 27 and a third aeration chamber 28 through a back flush water inlet 8, back flush water enters a water distribution pipe 12 through a back flush water distribution pipe 5, then is output from a filter head 6 through the water distribution pipe 12 and enters three aeration chambers, after the three aeration chambers are subjected to back flushing, the three aeration chambers are discharged from the back flushing water outlet 2, solar energy is converted into electric energy through the solar cell panel 19 and stored in the storage battery 18 to supply power for equipment work, workers can walk in the sidewalk 9, the water distribution and aeration conditions in the first aeration chamber 26, the second aeration chamber 27 and the third aeration chamber 28 are observed through the toughened glass 7, and sewage is prevented from leaking to the bottom of the ground through the bentonite waterproof blanket 10.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a prevention of seepage type bological aerated filter, includes bological aerated filter body (16), its characterized in that: a bentonite waterproof blanket (10) is laid at the bottom of the biological aerated filter body (16), a second water distribution tank (17) and a first water distribution tank (4) are respectively arranged on two sides of the biological aerated filter body (16), four sidewalks (9) are arranged in the biological aerated filter body (16) at equal intervals, the four sidewalks (9) divide the interior of the biological aerated filter body (16) into three aeration chambers, the three aeration chambers are respectively a first aeration chamber (26), a second aeration chamber (27) and a third aeration chamber (28), the first aeration chamber (26), the second aeration chamber (27) and the third aeration chamber (28) are communicated, and toughened glass (7) is respectively arranged on two sides of the four sidewalks (9); a second water distribution tank water inlet (11) extending to the inside of the first aeration chamber (26) is installed on one side of the lower portion of the inside of the second water distribution tank (17), a first water distribution tank water inlet (24) extending to the inside of the third aeration chamber (28) is installed on one side of the lower portion of the inside of the first water distribution tank (4), and a storage battery (18) is installed on the outer surface wall of one side, close to the second water distribution tank (17), of the biological aerated filter body (16).
2. An impermeable biological aerated filter according to claim 1, wherein: a backwashing water distribution pipe (5) penetrates through the lower parts of the first aeration chamber (26), the second aeration chamber (27) and the third aeration chamber (28), three backwashing water inlets (8) are arranged below the backwashing water distribution pipe (5), and the three backwashing water inlets (8) are respectively positioned in the first aeration chamber (26), the second aeration chamber (27) and the third aeration chamber (28).
3. An impermeable biological aerated filter according to claim 2, wherein: the positions, close to the upper parts of the backwashing water distribution pipes (5), in the first aeration chamber (26), the second aeration chamber (27) and the third aeration chamber (28) are respectively provided with a water distribution pipe (12), and the water distribution pipes (12) are provided with filter heads (6).
4. An impermeable biological aerated filter according to claim 3, wherein: the aeration pipe (23) is arranged at the position, close to the upper part of the water distribution pipe (12), in the first aeration chamber (26), the second aeration chamber (27) and the third aeration chamber (28), a single-hole membrane air diffuser shell (13) is arranged on the aeration pipe (23), a single-hole membrane air diffuser (21) is arranged on the single-hole membrane air diffuser shell (13), and one end of the aeration pipe (23) extends to the outside of the biological aerated filter body (16) and is connected with an aeration pipe connector (3).
5. An impermeable biological aerated filter according to claim 4, wherein: the aeration pipe is characterized in that pebble bearing layers (25) are arranged at positions, close to the upper portions of the aeration pipes (23), in the first aeration chamber (26), the second aeration chamber (27) and the third aeration chamber (28), ceramsite bio-packing layers (14) are arranged above the pebble bearing layers (25), water storage chambers (15) are arranged above the ceramsite bio-packing layers (14), a back-washing water outlet (2) is arranged on one side of each ceramsite bio-packing layer (14), a water outlet (1) is arranged on one side of each water storage chamber (15), and the water outlet (1) is arranged on the same side as the back-washing water outlet (2).
6. An impermeable biological aerated filter according to claim 5, wherein: the top of biological aerated filter body (16) is provided with top cap (20), there are solar cell panel (19) at the top of top cap (20) through bolt fixed mounting, sewage inlet (22) are installed to the one end of top cap (20), solar cell panel (19) and battery (18) electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711089613.7A CN108033549B (en) | 2017-11-08 | 2017-11-08 | Prevention of seepage type bological aerated filter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711089613.7A CN108033549B (en) | 2017-11-08 | 2017-11-08 | Prevention of seepage type bological aerated filter |
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| CN108033549A CN108033549A (en) | 2018-05-15 |
| CN108033549B true CN108033549B (en) | 2020-10-09 |
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| CN201711089613.7A Active CN108033549B (en) | 2017-11-08 | 2017-11-08 | Prevention of seepage type bological aerated filter |
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| CN109020048A (en) * | 2018-07-09 | 2018-12-18 | 中国航空规划设计研究总院有限公司 | A kind of lithium battery waste water initial stage processing integrated apparatus |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8641894B1 (en) * | 2006-10-16 | 2014-02-04 | Ted Arthur Bennatt | Mini metering and biological balancer control station |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3968034A (en) * | 1970-12-02 | 1976-07-06 | Jerzy Tymoszczuk | Process and apparatus for treating wastes by a combined activated sludge and biological filter bed |
| CN101367595B (en) * | 2008-09-26 | 2011-05-04 | 上海理工大学 | Apparatus for and method for filtering, treating and recycling seprobia |
| CN101792237B (en) * | 2010-03-26 | 2012-05-23 | 清华大学 | Composite biofilter |
| CN202124518U (en) * | 2011-06-24 | 2012-01-25 | 上海亚同环保实业有限公司 | Multistage downflow bioaeration filter |
| CN204151738U (en) * | 2014-07-24 | 2015-02-11 | 北京东方园林股份有限公司 | A kind of water body purification leakage preventing structure |
| CN206090338U (en) * | 2016-08-04 | 2017-04-12 | 北京荣蒂盛环境科技有限公司 | Urban sewerage and drainage sys tem |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8641894B1 (en) * | 2006-10-16 | 2014-02-04 | Ted Arthur Bennatt | Mini metering and biological balancer control station |
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