CN107857445A - Labyrinth form mud decrement biological treatment device and its method for treating water - Google Patents
Labyrinth form mud decrement biological treatment device and its method for treating water Download PDFInfo
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- CN107857445A CN107857445A CN201711366374.5A CN201711366374A CN107857445A CN 107857445 A CN107857445 A CN 107857445A CN 201711366374 A CN201711366374 A CN 201711366374A CN 107857445 A CN107857445 A CN 107857445A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 238000000034 method Methods 0.000 title claims abstract description 10
- 230000011218 segmentation Effects 0.000 claims abstract description 51
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000005276 aerator Methods 0.000 claims abstract description 30
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 16
- 238000005192 partition Methods 0.000 claims abstract description 13
- 238000004140 cleaning Methods 0.000 claims abstract description 11
- 241001465754 Metazoa Species 0.000 claims abstract description 9
- 238000005273 aeration Methods 0.000 claims description 22
- 239000000945 filler Substances 0.000 claims description 11
- 239000010802 sludge Substances 0.000 claims description 9
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 239000007789 gas Substances 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 241000894006 Bacteria Species 0.000 claims description 4
- 230000029087 digestion Effects 0.000 claims description 4
- 238000006396 nitration reaction Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000012806 monitoring device Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 238000004458 analytical method Methods 0.000 claims description 2
- 210000000476 body water Anatomy 0.000 claims description 2
- 239000000835 fiber Substances 0.000 claims 1
- 239000002657 fibrous material Substances 0.000 claims 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052698 phosphorus Inorganic materials 0.000 abstract description 6
- 239000011574 phosphorus Substances 0.000 abstract description 6
- 244000005700 microbiome Species 0.000 abstract description 5
- 241001148470 aerobic bacillus Species 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 3
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 235000001674 Agaricus brunnescens Nutrition 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 230000002906 microbiologic effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 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
- 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
- C02F2303/06—Sludge reduction, e.g. by lysis
-
- 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
- C02F3/30—Aerobic and anaerobic processes
- C02F3/302—Nitrification and denitrification treatment
-
- 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
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Activated Sludge Processes (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The invention discloses a kind of labyrinth form mud decrement biological treatment device and its method for treating water, described device includes rectangular maze lattice main body pond, maze lattice main body pond is separated into some sections by lateral partitions, each section is separated into two segmentations, two segmentation bottom connections of cross direction profiles by longitudinal baffle；The lateral sidewalls in maze lattice main body pond and each lateral partitions top offer spout hole, and two neighboring spout hole is interspersed；Each segmentation bottom is respectively provided with aerator；The ultra-fine spotter of self-cleaning and connected elevator pump are set before 1st segmentation；Fiberfill is equipped with each segmentation；In last 26 segmentations protozoan and metazoa are equipped with segmentation.The present invention will not block fiberfill in the case of SS concentration height, not influence microorganism attachment and breed, treatment effeciency is high, water outlet phosphorus content is few；Solve the problems, such as that mud decrement, water outlet total phosphorus, total nitrogen are exceeded, ensure effluent quality.
Description
Technical field
The present invention relates to sewage treatment area, more particularly to a kind of biology, chemistry, physics mode gathered is in the labyrinth of one
Form mud decrement biological treatment device and its method for treating water.
Background technology
Biological treatment is essential processing means in water treatment technology, biological treatment processing refer to using mushroom,
The method that the metabolism of protozoan or metazoa handles sewage, the generation of sludge is the inevitable outcome of biological treatment, is remained
Remaining sludge is treated as the problem of instantly most harsh, and processing fund is huge, improper measures meeting heavy damage environment, water quality water outlet
Requirement more and more higher of the standard to the content of nitrogen and phosphorous, most of water treatment technology can not reach the requirement of its discharge.
The content of the invention
In order to solve the above-mentioned technical problem, the present invention provides a kind of labyrinth form mud decrement biological treatment device and its water
Processing method, can solve the problems, such as that water outlet phosphorus content is high, total nitrogen is exceeded, ensure effluent quality (COD, BOD, SS, TN, TP etc.
Index).
Form mud decrement biological treatment device in labyrinth provided by the invention, including rectangular maze lattice main body pond,
Maze lattice main body pond is separated into some sections of genesis analysis by lateral partitions, and each section is separated into cross direction profiles by longitudinal baffle
Two segmentation；The bottom of lateral partitions and maze lattice main body basin bottom airtight connection, the bottom of longitudinal baffle and maze lattice
Main body basin bottom does not contact to form gap；Offered in the lateral sidewalls and each lateral partitions in maze lattice main body pond excessive
Discharge orifice, two neighboring spout hole are interspersed；Each segmentation bottom is respectively provided with aerator, be provided with the outside of maze lattice main body pond with
The air blower of aerator connection；Filler is equipped with each segmentation；Each segmentation is ranked up according to water (flow) direction, the 1st point
The ultra-fine spotter of self-cleaning and connected elevator pump are set before section；The air blower and elevator pump are by control system
Control；Protozoan and metazoa are equipped with last 2-6 segmentation.
In above-mentioned technical proposal, maze lattice main body pond is aerobic section, and aerobic bacteria is nitre the mineralized nitrogen in water
State nitrogen, anti-nitration reaction is carried out simultaneously by the denitrifying bacteria of filler therein, the nitrate nitrogen in water is converted into nitrogen
Emit, so as to reduce ammonia-nitrogen content in water, effectively solve the problems, such as that total nitrogen is exceeded, so as to reach emission request；Adjacent two
Individual spout hole is interspersed, and current is carried out deflector type flowing, increases water treatment efficiency；Original is equipped with last 2-6 segmentation
Lively thing and metazoa, so that sludge digestion is reduced.
Further, the agitating device being connected with control system, pH supervising devices, TEMP are equipped with each segmentation
Device, flow-monitoring device and gas collector.By monitoring the parameters such as each temperature for being segmented water body, pH, flow, adjustment
The aeration quantity of aerator, so as to improve dephosphorization efficiency, the use of Dephosphorization reagent is eliminated, gas collector is handled for collection
During caused gas, reduce the influence to environment.
Further, the aerator in each segmentation is respectively connected with aeration tube, aeration tube in it is netted be evenly distributed on it is each
Bottom is segmented, solarization air cap is uniformly offered on aeration tube, so that contact of the water body with air is more abundant, is accelerated aerobic anti-
Should, submit reaction efficiency.
Further, filler is fiberfill, its innermost layer is anaerobic layer, centre be amphimicrobian layer, outermost layer preferably
Oxygen layer.
Further, fiberfill winding conglomeration, so as to avoid solid particle from blocking filler, avoids the thread impurity such as hair
Into maze lattice theme pond, it is easier to which microorganism is attached on filler.
Further, the grid seam of the ultra-fine spotter of self-cleaning is 1~3mm, the preferred stainless steel of material, ensures maze lattice main body
Pond influent quality is balanced and SS particle diameters are less than 3mm.
Further, aerator is pipe aerator or disc type aerator, disc type aerator card a diameter of 270~
300mm, pipe aerator caliber are Φ 65 or Φ 90.
Further, effluent settling chamber and water collecting settling pond, effluent settling chamber and collection are additionally provided with after last segmentation
Water sedimentation is separated between pond by longitudinal baffle, and the longitudinal baffle top offers spout hole, sets and removes above effluent settling chamber
Phosphorus chemicals dosing plant.
A kind of method for treating water using any of the above-described labyrinth form mud decrement biological treatment device, it is characterised in that
Comprise the following steps:
(1) handled first by the ultra-fine spotter of self-cleaning after water inlet is lifted by elevator pump, obtain water quality equilibrium, do not have
Thread impurity and SS particle diameters are less than 3mm water body；
(2) each stage aeration machine air blast is supplied oxygen by air blower, while makes before maze lattice main body pond 1-4 segmentation
Aerator aeration quantity is more than other segmentations；
(3) water body is made to carry out aerobic reaction in maze lattice main body pond, aerobic bacteria is nitre state the mineralized nitrogen in water
Nitrogen, anti-nitration reaction is carried out by the denitrifying bacteria inside fiberfill simultaneously, and the nitrate nitrogen in water is converted into nitrogen row
Run out, until reaching emission request；
(4) making water body, last 2-6 segmentation is carried out by protozoan and metazoa paragraph by paragraph in maze lattice main body pond
Sludge digestion is reduced.
The beneficial effects of the invention are as follows:Fiberfill will not be blocked in the case of SS concentration height, not influence microorganism attached
And breed, treatment effeciency is high, water outlet phosphorus content is few；Solve the problems, such as that mud decrement, water outlet total phosphorus, total nitrogen are exceeded, ensure
Water water quality (index such as COD, BOD, SS, TN, TP)；Increase the ultra-fine spotter of front end self-cleaning, the water inlet of maze lattice main body simultaneously
Grain diameter is less than 1mm；Microorganism adhesive rate reaches more than 60% in maze lattice main body pond.Total COD of package unit and method
Clearance 92-99%；BOD clearances 98-99.5%；TN clearances 92-99%；More than NH4+ clearances 95%-99%；TP is gone
Except rate 99%；SS clearances 97%-99%.Excess sludge reduction reduces 90% relative to activated sludge process.
Brief description of the drawings
Fig. 1 is the structural representation of labyrinth form mud decrement biological treatment device；
Fig. 2 is the top view of labyrinth form mud decrement biological treatment device；
In figure, 1, maze lattice main body pond；2nd, lateral partitions；3rd, longitudinal baffle；4th, spout hole；5th, aerator；6th, water outlet
Sedimentation basin；7th, water outlet collecting-tank.8th, the 1st segmentation；9th, the 9th segmentation；10th, the 10th segmentation；11st, the 11st segmentation；12nd, the 12nd segmentation.
Embodiment
The present invention is described further below in conjunction with the accompanying drawings.
The labyrinth form mud decrement biological treatment device provided in the present invention, including rectangular maze lattice main body pond
1, maze lattice main body pond 1 is separated into along longitudinal direction equally distributed six sections by the lateral partitions 2 of parallel distribution, and each section by longitudinal direction
Dividing plate 3 is separated into two segmentations 4 of cross direction profiles；The bottom of lateral partitions 2 and the bottom airtight connection of maze lattice main body pond 1,
The top of lateral partitions 2 is concordant with the top of maze lattice main body pond 1, bottom and the bottom of maze lattice main body pond 1 of longitudinal baffle 3
Do not contact to form gap, connect two lattices of cross direction profiles, top and the top of maze lattice main body pond 1 of longitudinal baffle 3
Concordantly；Spout hole 4, two neighboring spout hole are offered in the lateral sidewalls and each lateral partitions 2 in maze lattice main body pond 1
4 are interspersed；According to water (flow) direction by it is each segmentation be ranked up, be followed successively by the 1/2/3/4th ... 9/10/11/12 segmentation；Each
Segmentation bottom is respectively provided with aerator 5, and the outside of maze lattice main body pond 1 is provided with the air blower being connected with aerator 5；Before 1st segmentation 8
The ultra-fine spotter of self-cleaning and connected elevator pump are set；The air blower and elevator pump are by control system control
System；Fiberfill is equipped with each segmentation, fiberfill innermost layer is anaerobic layer, centre is amphimicrobian layer, outermost layer is
Aerobic layer；Protozoan and metazoa are equipped with the segmentation 12 of the 10, the 11st segmentation of the 9, the 10th segmentation of 9th segmentation the 11, the 12nd.
Preferably, the agitating device being connected with control system, pH supervising devices, TEMP are equipped with each segmentation
Device, flow-monitoring device and gas collector.By monitoring the parameters such as each temperature for being segmented water body, pH, flow, adjustment
The aeration quantity of aerator, so as to improve dephosphorization efficiency, the use of Dephosphorization reagent is eliminated, gas collector is handled for collection
During caused gas, reduce the influence to environment.
Preferably, the aerator in each segmentation is respectively connected with aeration tube, and aeration tube is evenly distributed on each point in netted
Section bottom, uniformly offers solarization air cap on aeration tube, so that contact of the water body with air is more abundant, accelerates aerobic reaction,
Improve reaction efficiency.
Preferably, fiberfill winding conglomeration, so as to avoid solid particle from blocking filler, avoids the thread impurity such as hair from entering
Enter maze lattice theme pond, it is easier to which microorganism is attached on filler.
Preferably, the grid seam of the ultra-fine spotter of self-cleaning is 1~3mm, the preferred stainless steel of material, ensures maze lattice main body water
Pond influent quality is balanced and SS particle diameters are less than 3mm.
Preferably, aerator is pipe aerator or disc type aerator, a diameter of 270~300mm of disc type aerator card,
Pipe aerator caliber is Φ 65 or Φ 90.
Preferably, effluent settling chamber 6 and water collecting settling pond 7 are additionally provided with after the 12nd segmentation, effluent settling chamber is heavy with catchmenting
Shallow lake is separated between pond by longitudinal baffle, and the longitudinal baffle top offers spout hole.If the dephosphorizing rate of water body is not reaching to
It is required that it can further improve dephosphorizing rate by setting dephosphorization chemicals dosing plant on effluent settling chamber.
A kind of method for treating water using above-mentioned labyrinth form mud decrement biological treatment device, it is characterised in that including
Following steps:
(1) handled first by the ultra-fine spotter of self-cleaning after water inlet is lifted by elevator pump, obtain water quality equilibrium, do not have
Thread impurity and SS particle diameters are less than 3mm water body；
(2) each stage aeration machine air blast is supplied oxygen by air blower, while is segmented maze lattice main body pond the 1/2/3/4th
Aerator aeration quantity be more than other segmentations；
(3) water body is made to carry out aerobic reaction in maze lattice main body pond, aerobic bacteria is nitre state the mineralized nitrogen in water
Nitrogen, anti-nitration reaction is carried out simultaneously by the denitrifying bacteria of filler therein, the nitrate nitrogen in water is converted into nitrogen row
Run out, so as to reduce ammonia-nitrogen content in water, reach emission request；
(4) make water body in the segmentation of maze lattice main body pond the 9/10/11/12nd by being sequentially provided with protozoan paragraph by paragraph with after
Lively thing is substantially carried out sludge digestion decrement.
Maze lattice main body pond uses segmented version, and air blast oxygen supply is carried out to water body by air blower.Aeration quantity needs basis
Actual water quality determination, the 1/2/3/4th section of maze lattice main body pond aeration quantity maximum, remaining maze lattice pond aeration quantity are smaller.Fan
Palace lattice main body pond pond uses the liquid liquid form of baffling.It is micro- that aerobic and anaerobism is carried in maze lattice main body pond on filler
Biology, aerobic microbiological carry out aerobic reaction, are nitrate nitrogen the mineralized nitrogen in water, anaerobe is again by nitrate-nitrogen reduction
For nitrogen discharge.Protozoan and metazoa are multiplied in the 9/10/11/12nd section of maze lattice main body pond successively, and sludge is subtracted
Amount reaches 90%.By controlling aeration quantity, tp removal rate can be made to be up to 90%, water is entered in water outlet collecting-tank.
Embodiment described above only expresses the embodiment of the present invention, and its description is more specific and detailed, but
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that the ordinary skill people for this area
For member, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the present invention's
Protection domain.
Claims (9)
1. a kind of labyrinth form mud decrement biological treatment device, it is characterised in that including rectangular maze lattice main body pond
(1), maze lattice main body pond is separated into some sections of genesis analysis by lateral partitions (2), and each section is separated by longitudinal baffle (3)
Into two segmentations of cross direction profiles；The bottom of lateral partitions and maze lattice main body basin bottom airtight connection, the bottom of longitudinal baffle
Portion forms gap with maze lattice main body basin bottom；The lateral sidewalls in maze lattice main body pond and each lateral partitions top are opened
Provided with spout hole (4), two neighboring spout hole is interspersed；Each segmentation bottom is respectively provided with aerator (5), maze lattice main body water
The air blower being connected with aerator is provided with the outside of pond；Filler is equipped with each segmentation；According to water (flow) direction by it is each be segmented into
Row sequence, the ultra-fine spotter of self-cleaning and connected elevator pump are set before the 1st segmentation (8)；The air blower and carry
Pump is risen to control by control system；Protozoan and metazoa are equipped with last 2-6 segmentation.
2. form mud decrement biological treatment device in labyrinth according to claim 1, it is characterised in that in each segmentation
Provided with agitating device, pH supervising devices, temperature sensor, flow-monitoring device and the gas collection dress being connected with control system
Put.
3. form mud decrement biological treatment device in labyrinth according to claim 1, it is characterised in that in each segmentation
Aerator is respectively connected with aeration tube, and aeration tube is evenly distributed on each segmentation bottom in netted, exposure is uniformly offered on aeration tube
Stomata.
4. form mud decrement biological treatment device in labyrinth according to claim 1, it is characterised in that filler is filled out for fiber
Material, its innermost layer is anaerobic layer, intermediate layer is amphimicrobian layer, outermost layer is aerobic layer.
5. form mud decrement biological treatment device in labyrinth according to claim 4, it is characterised in that fiberfill is wound
Conglomeration.
6. form mud decrement biological treatment device in labyrinth according to claim 1, it is characterised in that self-cleaning is ultra-fine to remove
The grid seam of dirty machine is 1~3mm.
7. form mud decrement biological treatment device in labyrinth according to claim 1, it is characterised in that aerator is tubular type
Aerator or disc type aerator, a diameter of 270~300mm of disc type aerator card, pipe aerator caliber are Φ 65 or Φ 90.
8. form mud decrement biological treatment device in labyrinth according to claim 1, it is characterised in that last segmentation
Effluent settling chamber (6) and water collecting settling pond (7) are additionally provided with afterwards, pass through longitudinal baffle between effluent settling chamber and water collecting settling pond
Separate, the longitudinal baffle top offers spout hole, and dephosphorization chemicals dosing plant is set above effluent settling chamber.
9. a kind of method for treating water of labyrinth form mud decrement biological treatment device using described in claim 1, its feature
It is, comprises the following steps:
(1) handled first by the ultra-fine spotter of self-cleaning after water inlet is lifted by elevator pump, it is balanced, not thread to obtain water quality
Impurity and SS particle diameters are less than 3mm water body；
(2) each stage aeration machine air blast is supplied oxygen by air blower, while makes the aeration of 1-4 segmentation before maze lattice main body pond
Machine aeration quantity is more than other segmentations；
(3) water body is carried out aerobic reaction in maze lattice main body pond, be nitrate nitrogen by the mineralized nitrogen in water, filled out by fiber
Denitrifying bacteria inside material carries out anti-nitration reaction simultaneously, and the nitrate nitrogen in water is converted into nitrogen discharge goes out, until reaching
To emission request；
(4) making water body, last 2-6 segmentation carries out sludge by protozoan and metazoa paragraph by paragraph in maze lattice main body pond
Digestion decrement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711366374.5A CN107857445A (en) | 2017-12-18 | 2017-12-18 | Labyrinth form mud decrement biological treatment device and its method for treating water |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711366374.5A CN107857445A (en) | 2017-12-18 | 2017-12-18 | Labyrinth form mud decrement biological treatment device and its method for treating water |
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| CN107857445A true CN107857445A (en) | 2018-03-30 |
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| CN201711366374.5A Pending CN107857445A (en) | 2017-12-18 | 2017-12-18 | Labyrinth form mud decrement biological treatment device and its method for treating water |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110959572A (en) * | 2019-12-16 | 2020-04-07 | 贵州万峰湖智慧水产科技有限公司 | Oxygenation device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202297323U (en) * | 2011-09-28 | 2012-07-04 | 浙江环科环境研究院有限公司 | System utilizing metazoan to strengthen in-situ sludge reduction |
| CN106045203A (en) * | 2016-06-30 | 2016-10-26 | 北京中大立信环境技术有限责任公司 | LSP sludge reduction biological treatment system and water treatment method thereof |
| CN206645965U (en) * | 2016-06-30 | 2017-11-17 | 北京中大立信环境技术有限责任公司 | LSP mud decrement biological treatment systems |
| CN207685092U (en) * | 2017-12-18 | 2018-08-03 | 北京建筑大学 | Labyrinth format mud decrement biological treatment device |
-
2017
- 2017-12-18 CN CN201711366374.5A patent/CN107857445A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202297323U (en) * | 2011-09-28 | 2012-07-04 | 浙江环科环境研究院有限公司 | System utilizing metazoan to strengthen in-situ sludge reduction |
| CN106045203A (en) * | 2016-06-30 | 2016-10-26 | 北京中大立信环境技术有限责任公司 | LSP sludge reduction biological treatment system and water treatment method thereof |
| CN206645965U (en) * | 2016-06-30 | 2017-11-17 | 北京中大立信环境技术有限责任公司 | LSP mud decrement biological treatment systems |
| CN207685092U (en) * | 2017-12-18 | 2018-08-03 | 北京建筑大学 | Labyrinth format mud decrement biological treatment device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110959572A (en) * | 2019-12-16 | 2020-04-07 | 贵州万峰湖智慧水产科技有限公司 | Oxygenation device |
| CN110959572B (en) * | 2019-12-16 | 2023-08-11 | 广州誉隆智慧科技有限公司 | Oxygenation device |
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