CN208980535U - It is a kind of to propose marking device and system suitable for the processing of villages and small towns dispersant type domestic wastewater - Google Patents
It is a kind of to propose marking device and system suitable for the processing of villages and small towns dispersant type domestic wastewater Download PDFInfo
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- CN208980535U CN208980535U CN201821510109.XU CN201821510109U CN208980535U CN 208980535 U CN208980535 U CN 208980535U CN 201821510109 U CN201821510109 U CN 201821510109U CN 208980535 U CN208980535 U CN 208980535U
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Abstract
Marking device and system are proposed suitable for the processing of villages and small towns dispersant type domestic wastewater the utility model discloses a kind of, its setting for passing through catalytic oxidation area and adsorption and dephosphorization area, it can be when successively removing total nitrogen, total phosphorus, realize the advanced treating to sewage, its technical solution are as follows: including box-type shell, box-type housing interior volume is separated into catalytic oxidation area and adsorption and dephosphorization area by the vertical partition I of setting in box-type shell；Catalytic oxidation filler is set in the catalytic oxidation area, dephosphorization filtrate is set in the adsorption and dephosphorization area；The adsorption and dephosphorization area is arranged vertical partition II and adsorption and dephosphorization differentiation is divided into water distribution area and gathering ground, and water distributor is laid in the water distribution area, lays collector pipe in the gathering ground.
Description
Technical field
The utility model relates to villages and small towns dispersant type domestic wastewater processing technology fields, are suitable for villages and small towns more particularly to one kind
Dispersant type domestic wastewater processing proposes marking device and system.
Background technique
In recent years, occur large quantities of rural area decentralized type sewage processing equipments in the market, low side devices such as septic tank correlation produces
Product etc., the Related products such as high-end devices such as purification tank, membrane bioreactor.It is well known that various villages and small towns distributing lives at present
Sewage treatment process and equipment can not achieve the economical and efficient to nitrogen, phosphorus, steady and sustained removal；Nitrogen, phosphorus object in surface water
Matter is not still effectively controlled, and microorganism mass propagation, planktonic organism growth are vigorous, and eutrophic state is not had
Effect solves.
Biological denitrificaion method refers to that the ammonia nitrogen in waste water under the action of various microorganisms, passes through a system such as nitrification and denitrification
Column reaction, ultimately forms the process of nitrogen.Biological denitrificaion method can remove a variety of nitrogenous compounds, nitrogen removal rate up to 70%~
95%, it is the most economical effective method in sanitary sewage disposal field.There are many kinds of the techniques of bioanalysis denitrogenation, but basic principle
It generally all include two stages of nitrification and denitrification.Nitration reaction is will to be given up under aerobic condition by the effect of aerobic nitrification bacterium
Ammonium oxidation in water is nitrite or nitrate, including two fundamental reaction steps: by Nitrosomas participate in by ammonia nitrogen
It is converted into the reaction of nitrite；The reaction by Nitrite transformation for nitrate participated in by Nitromonas.Under anoxic conditions,
It by nitrite and nitrate reduction is that nitrogen is escaped from waste water that denitrification process, which is using denitrifying bacterium (denitrifier),.
In sewage treatment field there are many kinds of the minimizing technologies of P elements, such as bioanalysis, chemical precipitation method, electrolysis method, life
State method and absorption method etc..Wherein absorption method dephosphorization, physical absorption, chemical precipitation etc. mainly by absorbent filter medium etc. to P elements.
Although the shortcomings that having volume larger, regeneration treatment is needed after adsorption saturation, be a kind of tool for other methods
Have the advantages that stable water outlet, operation and maintenance are convenient, is suitable for the mode of villages and small towns dispersant type domestic wastewater processing.
Utility model content
It is a kind of suitable at the dispersant type domestic wastewater of villages and small towns that in order to overcome the deficiencies of the prior art, the utility model provides
Reason mentions marking device, passes through the setting in catalytic oxidation area and adsorption and dephosphorization area, can be real when successively removing total nitrogen, total phosphorus
Now to the advanced treating of sewage；
Further, the utility model adopts the following technical solutions:
It is a kind of to mention marking device, including box-type shell, box-type shell suitable for the processing of villages and small towns dispersant type domestic wastewater
Box-type housing interior volume is separated into catalytic oxidation area and adsorption and dephosphorization area by the vertical partition I of interior setting；The contact oxygen
Change and catalytic oxidation filler is set in area, dephosphorization filtrate is set in the adsorption and dephosphorization area；The adsorption and dephosphorization area is arranged vertical
Adsorption and dephosphorization differentiation is divided into water distribution area and gathering ground by partition II, and water distributor, cloth in the gathering ground are laid in the water distribution area
If collector pipe.
Further, the catalytic oxidation area setting aeration component, the aeration component includes extending to catalytic oxidation area
The aeration head of bottom, aeration head are connect by pipeline with blower, and regulating valve is arranged in the pipeline.
Further, reflux assembly is arranged in the catalytic oxidation area, and the reflux assembly includes extending to catalytic oxidation area
The current return circuit of bottom, current return circuit and pump connect, and regulating valve is arranged in the current return circuit.
Further, the catalytic oxidation area is arranged water collection pipe, water collection pipe top be connected to box-type side wall of outer shell and to
Outside extends, and water collection pipe bottom extends to catalytic oxidation area bottom.
Further, the water distributor is connected to I top of partition, and water distributor is cruciform shape pipeline.
Further, the collector pipe is connected to box-type shell upper and extends outward, and collector pipe is right-angled intersection
Shape pipeline.
Further, multiple overflow holes are arranged side by side in II top of partition, and II lower part of partition is arranged side by side multiple permeable
Hole.
Further, the adsorption and dephosphorization area is additionally provided with backwash tube, and the backwash tube includes by adsorption and dephosphorization area
Top extends to the vertical tube of bottom, and vertical tube bottom is connected to the first right-angled intersection pipe.
Further, the first right-angled intersection pipe includes into the first longitudinal direction pipe and first of right-angled intersection connection laterally
Pipe, first longitudinal direction pipe and the first transverse pipe are extended from connectivity part to two sides, one end of the first transverse pipe and the second right-angled intersection
Pipe connection.
Further, the second right-angled intersection pipe includes into the second longitudinal direction pipe and second of right-angled intersection connection laterally
Pipe, second longitudinal direction pipe and the second transverse pipe are extended from connectivity part to two sides.
Further, the catalytic oxidation area and adsorption and dephosphorization area volume ratio are 1:(5-10)；The water distribution in adsorption and dephosphorization area
Area and gathering ground volume ratio are 1:1.
It is a kind of to mention mark system suitable for the processing of villages and small towns dispersant type domestic wastewater, including marking device is mentioned as described above, institute
It states and mentions marking device and be connected to sewage disposal device.Current return circuit is connected to the water inlet of sewage disposal device by return pipe.
Compared with prior art, the utility model has the beneficial effects that
1, factory's batch micro operations, standardized production can be carried out by mentioning marking device, and in-site installation shortens the construction week of engineering
Phase.
2, mentioning marking device not only has stronger catalytic oxidation, remove organic substance and ammonia nitrogen ability, while have compared with
Strong phosphorus removal functional.
3, it mentions marking device and does not relate to component of machine, it is reliable for operation；Dephosphorization region exempts to tie up in filtrate absorption life cycle
Shield.
4, it mentions marking device to compare and artificial swamp, occupied area is small, effluent quality is good, the leakage for solving civil construction etc.
Quality Control.
5, the system for mentioning marking device composition solves existing small sewage treatment equipment, and effluent quality is poor, denitrogenation, dephosphorization
Difficult problem.
6, the system for mentioning marking device composition may be implemented highest effluent quality and reach urban wastewater treatment firm level-one A standard.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation are not constituted an undue limitation on the present application for explaining the application.
Fig. 1 is the main view that marking device is mentioned in the utility model embodiment；
Fig. 2 is the top view that marking device is mentioned in the utility model embodiment；
Fig. 3 is II schematic diagram of partition；
Fig. 4 is the main view that mark system is mentioned in the utility model embodiment；
Fig. 5 is the top view that mark system is mentioned in the utility model embodiment；
In figure, 1, water collection pipe；2, it is aerated component；3, reflux assembly；4, regulating valve；5, water distributor；6, partition I；7, partition
Ⅱ；8, backwash tube；9, collector pipe；10, overflow hole；11, permeable hole；12, return pipe；13, box-type shell；14 vertical tubes；15
First right-angled intersection pipe；16 first longitudinal direction pipes；17 first transverse pipes；18 second right-angled intersection pipes；19 second longitudinal direction pipes；20 second
Transverse pipe；21 mention marking device；22 purification tanks；23 blowers.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
As background technique is introduced, in the prior art in domestic sewage of villages and small towns treatment process, most works in the market
Skill and equipment are not able to satisfy emission request, and in order to solve technical problem as above, present applicant proposes one kind to be suitable for villages and small towns
Dispersant type domestic wastewater processing proposes marking device and system；Domestic sewage of villages and small towns enters the small-sized dirt such as purification tank by collection conduit
Water treatment facilities, the processed sewage of small-scale sewage equipment, which enters, proposes marking device progress intensive treatment.This mentions marking device by connecing
It touches zoneofoxidation and carries out oxidation processes, the remaining majority of organic pollutants of removal small-scale sewage equipment and ammonia nitrogen, and will process
Sewage backflow to small sewage treatment equipment carry out anti-nitration reaction, to realize removal to total nitrogen；At catalytic oxidation area
Sewage after reason enters adsorption and dephosphorization area, by the suction-operated of filtrate, realizes the removal to total phosphorus；Meanwhile it being removed in the absorption
Under the anaerobic environment in phosphorus area, the nitrate nitrogen generated to remaining partial organic substances and catalytic oxidation area carries out anti-nitration reaction, realizes
To the advanced treating of sewage.
In a kind of typical embodiment of the application, as shown in Figure 1-Figure 3, provide a kind of suitable for villages and small towns distributing
Sanitary sewage disposal mentions marking device, including box-type shell 13, and vertical partition I 6 is arranged in box-type shell 13 by cabinet
13 inner space of formula shell is separated into catalytic oxidation area and adsorption and dephosphorization area；Catalytic oxidation is arranged in the catalytic oxidation area to fill out
Expect, dephosphorization filtrate is set in the adsorption and dephosphorization area；The adsorption and dephosphorization area is arranged vertical partition II 7 and distinguishes adsorption and dephosphorization
It is divided into water distribution area and gathering ground, water distributor 5 is laid in the water distribution area, lays collector pipe 9 in the gathering ground.
Catalytic oxidation filler can for suspension type filler, float hanging filler, floating stuffing etc..Dephosphorization filtrate can be absorption
Dephosphorization, chemical dephosphorization etc. have the filtrate of phosphorus removal property.
This, which mentions marking device, to be ground installation, half buried, the full forms such as buried.Main body can be for glass reinforced plastic, PE material etc., can
The class cuboid and other forms formed for monomer, upper-lower casing.The box-type shell 13 of equipment body is glass in the present embodiment
Glass steel reinforced plastics material, outer dimension is the class rectangular parallelepiped form of 2681*1678*1580mm, if two 600 manhole covers of φ.
The catalytic oxidation area and adsorption and dephosphorization area volume ratio are 1:(5-10)；Catalytic oxidation area volume is 0.5m in the embodiment3, inhale
Attached dephosphorization area volume about 3.5m3。
The catalytic oxidation area setting aeration component 2, the aeration component 2 includes the exposure for extending to catalytic oxidation area bottom
Gas head, aeration head are connect by pipeline with blower, and regulating valve 4 is arranged in the pipeline.Aeration head can be aeration plate, perforated pipe
Deng.It is aerated that component 2 by caliber is DN20, the aeration tube that material is PVC and aeration perforated pipe form in the present embodiment.
Reflux assembly 3 is arranged in the catalytic oxidation area, and the reflux assembly includes extending to returning for catalytic oxidation area bottom
Logical circulation road, current return circuit and pump connect, and regulating valve 4 is arranged in the current return circuit.Pump can use mechanical pump, submersible sewage pump, clear water
Pump, airlift pump etc..In the embodiment reflux assembly 3 be air inlet caliber be DN20, water outlet caliber is DN50, material PVC
Air lift component.
Regulating valve 4 is to have graduated two ball valves composition, respectively the aeration quantity and reflux assembly 3 of control aeration component 2
Regurgitant volume.
Water collection pipe 1 is arranged in the catalytic oxidation area, and 1 top of water collection pipe is connected to 13 side wall of box-type shell and prolongs outward
It stretches, 1 bottom of water collection pipe extends to catalytic oxidation area bottom.Water collection pipe 1 by caliber is DN110 in the embodiment, material is PVC's
Drainpipe and 90 ° of bend pipe compositions.
The water distribution area and gathering ground volume ratio in adsorption and dephosphorization area are 1:1.
This mentions marking device and can be separated out (5-10) in the rear end in adsorption and dephosphorization area: 1 sewage lifting area, is located at gathering ground
Rear end promotes the freeboard of processing water with realization with catalytic oxidation area correspondence, and promoting form can be mechanical pump, dive
Dirty pump, fresh water pump, airlift pump etc. pass through pump and force discharge when processing water, which can not flow automatically, is discharged into natural water.
The water distributor 5 is connected to I 6 top of partition, and water distributor 5 is cruciform shape pipeline.Water distributor in the present embodiment
Inclined hole is set on the downside of pipe with water distribution using 45 ° of symmetrical perforated pipes obliquely namely water distributor.
The collector pipe 9 is connected to 13 top of box-type shell and extends outward, and collector pipe 9 is cruciform shape pipe
Road.Collector pipe is using inclined hole is arranged on the downside of pipe to catchment in 45 ° of symmetrical perforated pipes namely collector pipe obliquely in the present embodiment.
Adsorption and dephosphorization area is added with gypsum, flyash, ardealite, cement and lime etc. as primary raw material in the present embodiment,
Through porous adsorption and dephosphorization filtrate made of special process, the absorption to phosphor in sewage is realized.Water distributor 5, collector pipe 9 are all made of pipe
The drainpipe that diameter is DN110, material is PVC 45 ° of symmetrical perforated pipe production obliquely.Water distributor 5, collector pipe 9 are respectively arranged in
The inlet and outlet in adsorption and dephosphorization area, are arranged as " ten " font, and one end sets pipe plug (water distributor is opened with water inlet connectivity part
Put, collector pipe and water outlet connectivity part are open, and water distributor, collector pipe set pipe plug in other endpoints of cross pipeline), it realizes equal
Even water distribution catchments.
Multiple overflow holes 10 are arranged side by side in II 7 top of partition, and multiple permeable holes 11 are arranged side by side in II 7 lower part of partition.
II 7 top of partition is provided with the overflow hole 10 of 3 φ 110 in the present embodiment, and lower section is provided with the permeable hole 11 of 4 φ 110.Absorption removes
When phosphorus area works normally, sewage is discharged by water distributor 5 through water distribution area, permeable hole 11, gathering ground, collector pipe 9；When adsorption and dephosphorization area
When blocking, sewage is discharged by water distributor 5 through water distribution area, overflow hole 10, collector pipe 9.Adsorption and dephosphorization area needs to carry out at this time
Backwash attended operation.
The adsorption and dephosphorization area is additionally provided with backwash tube 8, and the backwash tube 8 includes by extending at the top of adsorption and dephosphorization area
To the vertical tube 14 of bottom, 14 bottom of vertical tube is connected to the first right-angled intersection pipe 15.
The first right-angled intersection pipe 15 includes into the first longitudinal direction pipe 16 and the first transverse pipe 17 of right-angled intersection connection, the
One longitudinal pipe 16 and the first transverse pipe 17 are extended from connectivity part to two sides, the first laterally one end of 17 pipes and the second right-angled intersection
Pipe 18 is connected to.
The second right-angled intersection pipe 18 includes into the second longitudinal direction pipe 19 and the second transverse pipe 20 of right-angled intersection connection, the
Two longitudinal pipes 19 and the second transverse pipe 20 are extended from connectivity part to two sides.
In During Process of Long-term Operation, mentions marking device and be possible to occur blocking or be discharged total phosphorus over-standard phenomenon；Processing side at this time
Formula is using air purge, washing, pickling or associated form cleaning etc..Detailed process are as follows: blocking mentions marking device water outlet first, makes to press
Contracting air or backwash liquor are by backwash tube, water distributor, water inlet pipe inflow catalytic oxidation area, and passing through pump will be in catalytic oxidation area
Backwash liquor is collected into container.After intake chamber cleaning, occluding device water distribution nozzle opens equipment water outlet；Make to compress
Air or backwash liquor pass through pump for the backwash liquor in sump by sump near backwash tube, collector pipe, outlet pipe inflow
It is collected into container and (such as setting sewage lifting area, backwash waste can be aspirated in sewage lifting area).
In the present embodiment, backwash tube 8 uses DN50, material for the 45 ° of symmetrical perforation control obliquely of the feed pipe of PVC-U
Make.Backwash tube is arranged in the bottom in adsorption and dephosphorization area.It is used when equipment normal use as escape pipe；When needing backwash,
It is used as backwash tube, backwash form is washing, air purge, pickling and associated form etc..
A kind of implementation steps in air water joint backwash adsorption and dephosphorization area are provided in the present embodiment:
When blocking or water outlet phosphate is exceeded, carries out air water joint and rinse, to restore the adsorption function in adsorption and dephosphorization area.
Backwash process are as follows:
1, prepare back-washing equipment, site clearing prepares the water distribution area in backwash adsorption and dephosphorization area.
2, blocking mentions marking device water outlet；Backwash waste is aspirated from marking device catalytic oxidation area is mentioned.
3, mobile air blower connection backwash tube 8 is subjected to air purge, continues 3min, stops.
4, it is washed by backwash tube 8 to marking device fast water injection 0.5m3 is mentioned, backwash waste is collected by pump
Tank car processing.
5, the above air purge, water-washing step are recycled three times.
6, it opens and mentions marking device water outlet, blocking mentions 5 mouthfuls of marking device water distributor, and sump suction in marking device rear end is anti-from mentioning
Wash waste water.
7, according to step 3-5, the gathering ground in backwash adsorption and dephosphorization area.
8, restoring scene, backwash terminate.
In the typical embodiment of the another kind of the application, provide a kind of suitable for the processing of villages and small towns dispersant type domestic wastewater
Mention mark system, as shown in fig. 4-5, including mention marking device 21 as described above, it is described to mention marking device and sewage disposal device
Connection.Sewage disposal device can be for septic tank, purification tank etc., and mentioning mark system is that this mentions marking device and is connected to septic tank, purification
A kind of single household of depth rural domestic sewage treatment after the small sewage treatment equipments such as slot, joint household type system.It mentions in mark system
Small sewage treatment equipment is 1:(1-4 with the volume fraction for mentioning marking device).
Sewage disposal device is purification tank 22 in the embodiment, proposes the water collection pipe 1 of marking device 21 and the water outlet of purification tank 22
Mouth connection, the current return circuit of reflux assembly 3 are connected to the water inlet of sewage disposal device (i.e. purification tank 22) by return pipe 12.
It purification tank 22 and mentions marking device 21 and is connect with blower 23.
Domestic sewage of villages and small towns enters purification tank equipment by collection conduit, and the processed sewage of purification tank equipment reaches cities and towns
Sewage treatment plant's level-one B standard (is free of total nitrogen, total phosphorus index).The water outlet entrance of purification tank equipment mentions marking device and carries out at reinforcing
Reason.This mentions marking device connection purification tank blower, carries out oxygen by adding floating stuffing (filling rate 50%) in catalytic oxidation area
Change processing, removal purification tank equipment is discharged remaining majority of organic pollutants and ammonia nitrogen, and processed sewage is passed through back
Flow tube 12 is back to the inspection shaft of purification tank front equipment end, and then anti-nitration reaction is carried out in purification tank equipment, to realize
Removal to total nitrogen；Treated in catalytic oxidation area, and sewage enters adsorption and dephosphorization area, by the suction-operated of filtrate, realizes to total
The removal of phosphorus；Meanwhile under the anaerobic environment in the adsorption and dephosphorization area, remaining partial organic substances and catalytic oxidation area are generated
Nitrate nitrogen carries out anti-nitration reaction, realizes the advanced treating to sewage, and final system water outlet reaches urban wastewater treatment firm level-one A mark
It is quasi-.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (10)
1. a kind of mention marking device suitable for the processing of villages and small towns dispersant type domestic wastewater, characterized in that including box-type shell, cabinet
Box-type housing interior volume is separated into catalytic oxidation area and adsorption and dephosphorization area by the vertical partition I of setting in formula shell；It is described
Catalytic oxidation filler is set in catalytic oxidation area, dephosphorization filtrate is set in the adsorption and dephosphorization area；The adsorption and dephosphorization area setting
Adsorption and dephosphorization differentiation is divided into water distribution area and gathering ground by vertical partition II, and water distributor is laid in the water distribution area, described to catchment
Collector pipe is laid in area.
2. mentioning marking device as described in claim 1, characterized in that the catalytic oxidation area setting aeration component, the aeration
Component includes the aeration head for extending to catalytic oxidation area bottom, and aeration head is connect by pipeline with blower, and the pipeline setting is adjusted
Save valve.
3. mentioning marking device as described in claim 1, characterized in that reflux assembly, the reflux is arranged in the catalytic oxidation area
Component includes the current return circuit for extending to catalytic oxidation area bottom, and current return circuit and pump connect, and the current return circuit setting is adjusted
Valve.
4. mentioning marking device as described in claim 1, characterized in that water collection pipe, water collection pipe top is arranged in the catalytic oxidation area
It is connected to box-type side wall of outer shell and extends outward, water collection pipe bottom extends to catalytic oxidation area bottom.
5. mentioning marking device as described in claim 1, characterized in that the water distributor is connected to I top of partition, water distributor ten
Word X-shape pipeline；The collector pipe is connected to box-type shell upper and extends outward, and collector pipe is cruciform shape pipe
Road.
6. mentioning marking device as described in claim 1, characterized in that multiple overflow holes are arranged side by side in II top of partition, every
Multiple permeable holes are arranged side by side in II lower part of plate；The catalytic oxidation area and adsorption and dephosphorization area volume ratio are 1:(5-10)；Absorption removes
The water distribution area and gathering ground volume ratio in phosphorus area are 1:1.
7. mentioning marking device as described in claim 1, characterized in that the adsorption and dephosphorization area is additionally provided with backwash tube, described
Backwash tube includes the vertical tube by extending to bottom at the top of adsorption and dephosphorization area, and vertical tube bottom is connected to the first right-angled intersection pipe.
8. mentioning marking device as claimed in claim 7, characterized in that the first right-angled intersection pipe includes into right-angled intersection and is connected to
First longitudinal direction pipe and the first transverse pipe, first longitudinal direction pipe and the first transverse pipe from connectivity part to two sides extend, first laterally
One end of pipe is connected to the second right-angled intersection pipe.
9. mentioning marking device as claimed in claim 8, characterized in that the second right-angled intersection pipe includes into right-angled intersection and is connected to
Second longitudinal direction pipe and the second transverse pipe, second longitudinal direction pipe and the second transverse pipe from connectivity part to two sides extend.
10. a kind of mention mark system suitable for the processing of villages and small towns dispersant type domestic wastewater, characterized in that including such as claim 1-9
Described in any item to mention marking device, the marking device that mentions is connected to sewage disposal device.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821510109.XU CN208980535U (en) | 2018-09-14 | 2018-09-14 | It is a kind of to propose marking device and system suitable for the processing of villages and small towns dispersant type domestic wastewater |
| PCT/CN2018/117747 WO2020052086A1 (en) | 2018-09-14 | 2018-11-27 | Upgrading device and system suitable for distributed domestic sewage treatment in towns and villages |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821510109.XU CN208980535U (en) | 2018-09-14 | 2018-09-14 | It is a kind of to propose marking device and system suitable for the processing of villages and small towns dispersant type domestic wastewater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208980535U true CN208980535U (en) | 2019-06-14 |
Family
ID=66784312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821510109.XU Active CN208980535U (en) | 2018-09-14 | 2018-09-14 | It is a kind of to propose marking device and system suitable for the processing of villages and small towns dispersant type domestic wastewater |
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| Country | Link |
|---|---|
| CN (1) | CN208980535U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108975636A (en) * | 2018-09-14 | 2018-12-11 | 江苏中车环保设备有限公司 | It is a kind of to propose marking device and system suitable for the processing of villages and small towns dispersant type domestic wastewater |
-
2018
- 2018-09-14 CN CN201821510109.XU patent/CN208980535U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108975636A (en) * | 2018-09-14 | 2018-12-11 | 江苏中车环保设备有限公司 | It is a kind of to propose marking device and system suitable for the processing of villages and small towns dispersant type domestic wastewater |
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Address after: 215500 Text Road of Yushan High-tech Industrial Park, Changshu City, Jiangsu Province Patentee after: Jiangsu CRRC Huateng Environmental Protection Technology Co.,Ltd. Address before: 215500 Text Road of Yushan High-tech Industrial Park, Changshu City, Jiangsu Province Patentee before: JIANGSU ZHONGCHE ENVIRONMENTAL PROTECTION EQUIPMENT Co.,Ltd. |
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