CN205398423U - Multi -functional manure pit - Google Patents
Multi -functional manure pit Download PDFInfo
- Publication number
- CN205398423U CN205398423U CN201620205727.8U CN201620205727U CN205398423U CN 205398423 U CN205398423 U CN 205398423U CN 201620205727 U CN201620205727 U CN 201620205727U CN 205398423 U CN205398423 U CN 205398423U
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- CN
- China
- Prior art keywords
- chamber
- tank
- cavity
- septic
- sewage
- 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.)
- Expired - Fee Related
Links
- 210000003608 fece Anatomy 0.000 title abstract description 11
- 239000010871 livestock manure Substances 0.000 title abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 238000005273 aeration Methods 0.000 claims description 12
- 239000000945 filler Substances 0.000 claims description 10
- 239000000725 suspension Substances 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 239000012774 insulation material Substances 0.000 claims description 5
- 239000010802 sludge Substances 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- QMQXDJATSGGYDR-UHFFFAOYSA-N methylidyneiron Chemical compound [C].[Fe] QMQXDJATSGGYDR-UHFFFAOYSA-N 0.000 claims description 3
- 229920006327 polystyrene foam Polymers 0.000 claims description 3
- 239000002002 slurry Substances 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 239000010865 sewage Substances 0.000 abstract description 33
- 230000000694 effects Effects 0.000 abstract description 8
- 238000005265 energy consumption Methods 0.000 abstract description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052760 oxygen Inorganic materials 0.000 abstract description 2
- 239000001301 oxygen Substances 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- 239000013049 sediment Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 12
- 239000000463 material Substances 0.000 description 5
- 238000000855 fermentation Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- 210000005056 cell body Anatomy 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000003337 fertilizer Substances 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 102000010637 Aquaporins Human genes 0.000 description 1
- 108010063290 Aquaporins Proteins 0.000 description 1
- 239000002028 Biomass Substances 0.000 description 1
- 244000025254 Cannabis sativa Species 0.000 description 1
- 238000005276 aerator Methods 0.000 description 1
- 241001148470 aerobic bacillus Species 0.000 description 1
- 238000005842 biochemical reaction Methods 0.000 description 1
- 238000006065 biodegradation reaction Methods 0.000 description 1
- 230000004071 biological effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000000693 micelle Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000010841 municipal wastewater Substances 0.000 description 1
- 238000006396 nitration reaction Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
-
- 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
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Landscapes
- Biological Treatment Of Waste Water (AREA)
- Fertilizers (AREA)
- Treatment Of Biological Wastes In General (AREA)
Abstract
The utility model provides a multi -functional manure pit, including the first cavity that sets gradually, the second cavity, third cavity and fourth cavity, mainly utilize anaerobism - the good oxygen biological treatment in second cavity and the third cavity, and it keeps going on the biochemistry effect to provide heat energy at solar energy under the uniform temperature, septic tank after improving has good excrement and the sewage treatment effect changed, both can make the septic tank alone uses, also can make treatment of domestic sewage retrieval and utilization device uses, play water after handling accords with the country and uses mixedly water retrieval and utilization standard, and specifically utilize solar energy to provide heat energy, energy consumption is reduced, the efficiency of sewage treatment is improved, can satisfy under the natural environment in winter, this septic tank has better biochemical treatment effect. In addition, the natural pond sediment after the processing can regard as the agricultural with fertile, has practiced thrift the resource.
Description
Technical field
This utility model belongs to technical field of sewage, is particularly well-suited to urban residential quarters sanitary sewage disposal or a kind of anaerobic tank used as anaerobic tank.
Background technology
Along with developing rapidly of urbanization process, urban life water environment pollution problem becomes increasingly conspicuous, and becomes one of principal element that municipal sewage treatment develops further.Residence district, local-style dwelling houses resident family are in process of construction, anaerobic tank or sewage treatment facility are all planned, in order to the filth disposal such as sanitary sewage, feces, develop rapidly along with socioeconomic, the raising of people's environmental consciousness, process function and result of use to anaerobic tank and sewage treatment facility it is also proposed higher requirement, thus, a kind of existing anaerobic tank function, there is again the Multifunction septic-tank of perfect biochemical wastewater treatment, become the heat subject researched and developed in the industry and the developing direction of community, dwelling construction planning from now on.
Patent of invention ZL200310110230.5 integral septic tank, the cylindrical shape cell body of entery and delivery port and soil shifting opening it is provided with including top, it is characterized in that, it is divided into sedimentation tank with knifing partition panel in cell body, partition panel is provided with the stuffing box filling sewage disposal filler, stuffing box side is provided with sewage routeway, and the partition panel middle part corresponding with filler case is provided with sewage duct, sewage routeway and sewage hole link.nullIt is circulation flashing excrement principle that this utility model changes original direct current flashing excrement principle，Biologic packing material case it is equipped with owing to cell body is built-in，There is certain Anaerobe and dissolve function，No matter it is result of use and process water outlet，All superior than common three grades of anaerobic tank，But through its improved circulation flashing anaerobic tank，Yet suffer from failing to dissolve completely because solid manure dirt floats，And easily caused by the shortcoming piled up and block，Impactization excrement effect，And aquaporin and through hole are arranged in stuffing box excessively，Unfused feces dirt is subject to the obstruct of filler，It is easier in stuffing box and piles up，Even blocking water hole road，Once blocking would become hard to cleaning dredging，From structure and know-why，This integral septic tank is only confined under anaerobic state to run，Do not possess complete anaerobic-aerobic biochemical reaction function，The removal ability of organic pollution is limited，Particularly ammonia nitrogen cannot eliminate at all，Effluent quality does not far reach the miscellaneous water reuse standard of national regulation，It is confined to use as anaerobic tank.
Utility model content
The purpose of this utility model is for solving above-mentioned the deficiencies in the prior art, one is provided to have multi-functional anaerobic tank, the shortcoming that can overcome above-mentioned technology, the single anaerobic direct current flashing excrement mode that will commonly use at present, being improved to the change excrement mode of the immersion of aerobic baffling, anaerobism, the anaerobic tank after improved has good change excrement and wastewater treatment efficiency, both can individually make anaerobic tank and use, also can making waste water treating and reutilizing device to use, water outlet after treatment meets country's miscellaneous water reuse standard；And based on the feature that in prior art, the energy consumption of anaerobic tank is high, treatment effeciency is low, this utility model specifically utilizes solar-heating and the insulation material of anaerobic tank own to carry out thermostatic control, make biochemical sewage effect more effectively, can meet under natural environment in winter, this anaerobic tank has good Biochemical Treatment, it addition, the biogas residue after processing as agricultural fertilizer, can save resource.
The integrated reacting tank that a kind of Multifunction septic-tank is made up of polystyrene foam heat insulation material, the hot water produced by solar thermal collector distributes heat by radiating tube in retort, makes the temperature of biogas slurry in retort be maintained at constant temperature 48 DEG C；Retort inner-use clapboard separates the first chamber, the second chamber, the 3rd chamber and the 4th chamber, and the top at middle two chambers is provided with observation port, convenient installation, maintenance, maintenance.nullSewage and feces enter into the first chamber from water inlet，It is provided with water inlet pipe，Water inlet pipe lower nozzle is deep into pond under water，Pool water within certain depth place device has rustless steel grid under water，Feces dirt to guarantee to enter anaerobic tank can completely in dip pool water within，The flashing being greatly reinforced feces dirt dissolves and anaerobic fermentation effect，The water inlet pipe lower end mouth of pipe is equipped with non-return lid，Feces dirt can be stoped to float and to enter water inlet pipe，Avoid line clogging，The combined sewage of feces foreign material after fully dissolving and sewage composition，The second chamber is entered into from the mouth of a river of crossing of the lower partition，In second chamber, flow guiding inclined plate is set，Swash plate offers pod apertures，Second chamber is divided between adjustment and anaerobic fermentation two reaction zones by flow guiding inclined plate，Regulate reaction interval and play adjustment and balanced water quantity and quality effect，The pond water that anaerobic fermentation is interval is placed with biological suspension ball (plastic hollow ball)，Second chamber has been arranged below anaerobic grain sludge，Suspension ball plays enrichment and balanced biomass energy、Strengthening acidifying fermentability，React through anaerobic fermentation，The macromolecular substances in combined sewage is made to be decomposed into small-molecule substance，Indissoluble hard-degraded substance is dissolved as readily soluble degradable material simultaneously，Combined sewage after the second chamber treatment enters into the 3rd chamber from the mouth of a river of crossing below dividing plate，3rd chamber device has biologic packing material，Filler is installed below aerator，Appendix in device up passes tank body，Equipped with intake valve on trachea，Filler is enriched with a large amount of microorganism cenobium and forms biomembrane，Extremely strong biological activity and biology is had to dissolve ability，When the biomembrane in sewage with reaction tank is fully contacted，Organic pollution in sewage is adsorbed by biomembrane、Predation、Degraded，Sewage is purified.
When Multifunction septic-tank processes sanitary sewage, trachea on tank body is connected with source of high pressure air, open intake valve, biologic packing material is carried out aeration aerating, activate and cultivate aerobic bacteria micelle, make good use of oxygen animalcule to the COD in sewage, BOD, the organic pollutions such as ammonia nitrogen carry out aerobe and dissolve, water outlet after process enters into discharge bay from the outlet dividing plate then through mozzle, discharge bay carries out anti-nitration reaction, achieve the complete biological respinse of double oxygen-Aerobic-anaerobic and complete nitrification-denitrification process, sewage is made to obtain advanced treating, reach country's miscellaneous water reuse standard, can collect and use water as flushing supply and pouring grass etc. of watering flowers.
This utility model has the benefit that
This utility model provides a kind of Multifunction septic-tank, solar energy is specifically utilized to provide heat energy, reduce energy consumption, improve sewage treating efficiency, and utilize biological respinse and complete nitrification-denitrification process that oxygen-Aerobic-anaerobic of holding concurrently is complete, making sewage obtain advanced treating, final outflow water can reach country's miscellaneous water reuse standard；Biogas residue after process as agricultural fertilizer, can save resource.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Identifying in figure: 1-tank body, 2-water inlet, 3-water inlet pipe, 4-is rustless steel grid under water, 5-dividing plate, 6-observation port, 7-outlet 8-mozzle, 9-the first chamber, 10-the second chamber, 11-the 3rd chamber, 12-the 4th chamber, 13-microporous aeration device, 14-micro porous aeration head, 15-intake valve, 16-suspension hollow ball, 17-ferrum carbon filler, 18-flow guiding inclined plate, 19-solar thermal collector, 20-radiating tube
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Detailed description of the invention
As it is shown in figure 1, a kind of Multifunction septic-tank, the integrated reacting tank that anaerobic tank is made up of polystyrene foam heat insulation material, including 1-tank body, 2-water inlet, 3-water inlet pipe, 4-is rustless steel grid under water, 5-dividing plate, 6-observation port, 7-outlet, 8-mozzle, 9-the first chamber, 10-the second chamber, 11-the 3rd chamber, 12-the 4th chamber, 13-microporous aeration device, 14-micro porous aeration head, 15-intake valve, 16-suspension hollow ball, 17-ferrum carbon filler, 18-flow guiding inclined plate, 19-solar thermal collector, 20-radiating tube.
In detailed description of the invention, the hot water produced by solar thermal collector 19 distributes heat by radiating tube 20 in retort, makes the temperature of biogas slurry in retort be maintained at constant temperature 48 DEG C；Retort includes the first chamber 9, second chamber 10, 3rd chamber 11 and the 4th chamber 12, outer upper ends at the first chamber 9 is provided with water inlet 2, outer upper ends at the 4th chamber 12 is provided with outlet 7, dividing plate 5 and inner passage it is equipped with between chamber between two, certain depths of the first chamber 9 is provided with rustless steel grid 4 under water, cross the mouth of a river, in second chamber 10, flow guiding inclined plate 18 is set, pod apertures and suspension hollow ball 16, second chamber has been arranged below anaerobic grain sludge, 3rd chamber 11 is built-in is equipped with microporous aeration device 13 and appendix, equipped with intake valve 15 and ferrum carbon filler 17 on appendix, iron-carbon ratio is 1: 2, it is provided with mozzle 8 in 4th chamber 12, top at middle two chambers is provided with observation port 6, and tank body arranges sealing lid and ventilating cover.
Detailed description of the invention is to utilize solar energy to provide heat energy, specifically the temperature of sewage in tank body is risen to 48 DEG C, and utilizes the characteristic of tank body insulation material, water temperature is kept at this temperature, it is possible to by sufficiently conducted for sewage biochemical action.With dividing plate 5, tank body 1 is separated into the first chamber the 9, second chamber the 10, the 3rd chamber 11 and the 4th chamber 12, two of tank body 1 is respectively arranged with water inlet 2 and outlet 7, second chamber the 10, the 3rd chamber 11 top tank body all offers observation port 6, convenient installation, maintenance, maintenance.Sewage and feces enter into the first chamber 9 from water inlet 2, water inlet pipe 3 lower end is equipped with non-return lid, the certain depth device of pool water within has rustless steel grid 4 under water, second chamber 10 arranges suspension hollow ball, second chamber has been arranged below anaerobic grain sludge, in 3rd chamber 11, device has ferrum carbon filler 17, and iron-carbon ratio is 1: 2.Being provided with mozzle 8 in 4th chamber 12, top arranges outlet 7.Sewage, through grid filtration, then carries out abundant biochemical action second and the 3rd in chamber, and pollutant obtain biodegradation, and after process, water outlet enters municipal wastewater pipeline, or process water outlet sterilized after as miscellaneous water reuse.
In order to improve the intensity of dividing plate further, specifically on every piece of dividing plate, it is provided with reinforcement.
Described microporous aeration device includes micro porous aeration head, and it is provided that uniform oxygenic aeration.
It is specifically that cylindrical shape, water inlet and outlet lay respectively in the both ends of the surface of tank body by tank design.
This utility model be suitable for urban residential quarters sanitary sewage disposal use, take up an area little, high treating effect, decrease urban residential quarters pollute；Make use of solar energy to provide thermal source for anaerobic tank, save energy consumption, and improve sewage treating efficiency；Biogas residue after process as agricultural fertilizer, can save resource.
Above-mentioned detailed description of the invention is used for illustrating this utility model; rather than this utility model is limited; in spirit of the present utility model and scope of the claims, any amendment that this utility model is made and change, both fall within protection domain of the present utility model.
Claims (4)
1. a Multifunction septic-tank, it is characterized in that: the integrated reacting tank that anaerobic tank is made up of polystyrene foam heat insulation material, the hot water produced by solar thermal collector distributes heat by radiating tube in retort, makes the temperature of biogas slurry in retort be maintained at constant temperature 48 DEG C；Retort includes the first chamber, second chamber, 3rd chamber and the 4th chamber, outer upper ends at the first chamber is provided with water inlet, outer upper ends at the 4th chamber is provided with outlet, dividing plate and inner passage it is equipped with between chamber between two, certain depths of the first chamber is provided with rustless steel grid under water, cross the mouth of a river, in second chamber, flow guiding inclined plate is set, pod apertures and suspension hollow ball, second chamber has been arranged below anaerobic grain sludge, the 3rd built-in microporous aeration device that is equipped with of chamber, appendix, equipped with intake valve and ferrum carbon filler on appendix, iron-carbon ratio is 1: 2, it is provided with mozzle in 4th chamber, outlet pipe, top at middle two chambers is provided with observation port, and tank body arranges sealing lid and ventilating cover.
2. a kind of Multifunction septic-tank according to claim 1, it is characterised in that: described dividing plate is provided with reinforcement.
3. a kind of Multifunction septic-tank according to claim 1, it is characterised in that: described microporous aeration device includes micro porous aeration head.
4. a kind of Multifunction septic-tank according to claim 1, it is characterised in that: described tank body is cylindrical shape, and described water inlet and outlet lay respectively in the both ends of the surface of tank body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620205727.8U CN205398423U (en) | 2016-02-22 | 2016-02-22 | Multi -functional manure pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620205727.8U CN205398423U (en) | 2016-02-22 | 2016-02-22 | Multi -functional manure pit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205398423U true CN205398423U (en) | 2016-07-27 |
Family
ID=56421711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620205727.8U Expired - Fee Related CN205398423U (en) | 2016-02-22 | 2016-02-22 | Multi -functional manure pit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205398423U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106517714A (en) * | 2016-11-30 | 2017-03-22 | 四川宏基博业企业管理有限公司 | Efficient livestock excrement biogas manure pool |
| CN107814467A (en) * | 2017-12-14 | 2018-03-20 | 凌志环保股份有限公司 | A kind of simple domestic sewage in rural areas wet land treating system |
| CN107814468A (en) * | 2017-12-14 | 2018-03-20 | 凌志环保股份有限公司 | A kind of domestic sewage in rural areas purifies wet land system |
| CN107814439A (en) * | 2017-12-14 | 2018-03-20 | 凌志环保股份有限公司 | A kind of new rural village domestic sewage denitrifying-dephosphorizing purifies wet land system |
| CN108862940A (en) * | 2018-08-22 | 2018-11-23 | 诸暨市上水管业有限公司 | A kind of septic tank |
| CN109574441A (en) * | 2019-01-21 | 2019-04-05 | 瑞德(新乡)路业有限公司 | A kind of anticlogging three compartment septic tank |
| CN113462439A (en) * | 2021-05-25 | 2021-10-01 | 华北水利水电大学 | Gaseous processing of septic tank and utilization device |
-
2016
- 2016-02-22 CN CN201620205727.8U patent/CN205398423U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106517714A (en) * | 2016-11-30 | 2017-03-22 | 四川宏基博业企业管理有限公司 | Efficient livestock excrement biogas manure pool |
| CN106517714B (en) * | 2016-11-30 | 2019-06-18 | 衢州佳苑牧业有限公司 | A kind of efficient feces of livestock and poultry biogas residue-biogas liquid pool |
| CN107814467A (en) * | 2017-12-14 | 2018-03-20 | 凌志环保股份有限公司 | A kind of simple domestic sewage in rural areas wet land treating system |
| CN107814468A (en) * | 2017-12-14 | 2018-03-20 | 凌志环保股份有限公司 | A kind of domestic sewage in rural areas purifies wet land system |
| CN107814439A (en) * | 2017-12-14 | 2018-03-20 | 凌志环保股份有限公司 | A kind of new rural village domestic sewage denitrifying-dephosphorizing purifies wet land system |
| CN107814439B (en) * | 2017-12-14 | 2023-09-05 | 凌志环保股份有限公司 | Novel rural domestic sewage denitrification and dephosphorization purification wetland system |
| CN107814467B (en) * | 2017-12-14 | 2023-09-08 | 凌志环保股份有限公司 | Simple rural domestic sewage wetland treatment system |
| CN107814468B (en) * | 2017-12-14 | 2023-09-08 | 凌志环保股份有限公司 | Rural domestic sewage purification wetland system |
| CN108862940A (en) * | 2018-08-22 | 2018-11-23 | 诸暨市上水管业有限公司 | A kind of septic tank |
| CN109574441A (en) * | 2019-01-21 | 2019-04-05 | 瑞德(新乡)路业有限公司 | A kind of anticlogging three compartment septic tank |
| CN109574441B (en) * | 2019-01-21 | 2024-03-12 | 瑞德(新乡)路业有限公司 | Anti-blocking three-grid septic tank |
| CN113462439A (en) * | 2021-05-25 | 2021-10-01 | 华北水利水电大学 | Gaseous processing of septic tank and utilization device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160727 Termination date: 20170222 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |