CN108821504A - A kind of integrated form sewage disposal system - Google Patents
A kind of integrated form sewage disposal system Download PDFInfo
- Publication number
- CN108821504A CN108821504A CN201810571328.7A CN201810571328A CN108821504A CN 108821504 A CN108821504 A CN 108821504A CN 201810571328 A CN201810571328 A CN 201810571328A CN 108821504 A CN108821504 A CN 108821504A
- Authority
- CN
- China
- Prior art keywords
- sludge
- aeration
- tank
- air
- magnetic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
- C02F1/488—Treatment of water, waste water, or sewage with magnetic or electric fields for separation of magnetic materials, e.g. magnetic flocculation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- 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
- C02F3/301—Aerobic and anaerobic treatment in the same reactor
-
- 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
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)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a kind of integrated form sewage disposal systems, including conditioning tank, sludge-tank, reaction integration apparatus and auxiliary integration apparatus, and reaction integration apparatus includes magnetic flocculation reaction tank, aeration and biological pond, magnetic recyclable device and inclined-plate clarifying basin；Assisting integration apparatus includes between air blast computer room and control room, warehouse and dosing；Aeration and biological bottom of pond portion is equidistantly equipped with several aerated conduits, and multiple aerators are uniformly provided on each aerated conduit；Aeration and biological pond center is additionally provided with the midfeather that aeration and biological pond is separated into plug-flow channel and circulation canal, the end in plug-flow channel is equipped with air stripper path and air-lift device, air-lift device moves back and forth the end that water flow is pushed to plug-flow channel, and enters in circulation canal.The present invention solves the problems, such as that traditional wastewater treatment effeciency is low, which can not only be reduced organic concentration and be sloughed ammonia nitrogen using whole low dissolved oxygen technology, but also can guarantee that system is synchronous and carry out nitrification and denitrification effect.
Description
Technical field
The present invention relates to high-efficiency sewage processing technology field, especially a kind of integrated form sewage disposal system.
Background technique
With the continuous development of urbanization, the contradiction between town environment pollution and economic development becomes to become increasingly conspicuous,
Middle water pollution has become the public hazards of Town Sustainable Development；The source of water pollution can be divided into point-source pollution and face source
Two major classes are polluted, large and medium-sized enterprise discharges the point-source pollution to be formed, belongs to the treatment range of enterprises；And urban life is dirty
Water, a small amount of sewage of small business's discharge and agricultural fertilizer and the pollution of area source formed using pesticide, difficulty of governance are bigger；Mesh
Before, China overwhelming majority town and country just by different degrees of face source sewage pollution, are discharged including town domestic sewage, small enterprise
The pollution etc. of sewage and farmland face source sewage.
Currently, anaerobic waste water biological treatment refers under condition of free-dioxygen through anaerobe (including and oxygen micro- life
Object) effect, by the various complicated organic matter decomposition and inversions in waste water at the process of the substances such as methane and carbon dioxide, also referred to as
Anaerobic digestion.Oxygen-free environment is one of environmental condition of growth methanotrophic bacterial strain of strictly anaerobic, and the presence and concentration of oxygen will affect
The effect of activity of all kinds of bacterial enzymes is to influence eubolism and decomposing organic matter.But existing sewage treating efficiency is low,
Always it is in semi-passive processing environment.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of integrated form sewage disposal systems, solve
The low problem of traditional wastewater treatment effeciency, the aeration and biological pond can not only be reduced organic using whole low dissolved oxygen technology
Object concentration and ammonia nitrogen is sloughed, and can guarantee that system is synchronous and carry out nitrification and denitrification effect, realizes a set of reaction system
The purpose that interior different function acts on simultaneously.
The purpose of the present invention is achieved through the following technical solutions：
A kind of integrated form sewage disposal system, including conditioning tank, sludge-tank, reaction integration apparatus and auxiliary integration apparatus,
The reaction integration apparatus includes magnetic flocculation reaction tank, aeration and biological pond, magnetic recyclable device and inclined-plate clarifying basin；The auxiliary
Integration apparatus includes between air blast computer room and control room, warehouse and dosing；The overflow port of the sludge-tank and the conditioning tank phase
Connection, the sewage outlet of conditioning tank are connected with the sewage water inlet of magnetic flocculation reaction tank, and the sewage of magnetic flocculation reaction tank enters water
Mouth connection aeration and biological pond, aeration and biological bottom of pond portion are equidistantly equipped with several aerated conduits, uniformly set on each aerated conduit
There are multiple aerators；Aeration and biological pond center is additionally provided with the middle interval that aeration and biological pond is separated into plug-flow channel and circulation canal
Wall, the end in plug-flow channel are equipped with air stripper path and air-lift device, and air-lift device is set in air stripper path, and with moving back and forth
Water flow is pushed to the end in plug-flow channel, and is entered in circulation canal；The end of circulation canal is equipped with magnetic recyclable device and inclined plate
The sludge outlet of sedimentation basin, inclined-plate clarifying basin is connected by sludge pipeline with the sludge inlet of magnetic recyclable device, magnetic recyclable device
Sludge outlet be connected with the sludge inlet of sludge-tank by sludge pipeline；Magnetic recyclable device also passes through magnetic powder circulation line and gas
Device is mentioned to be connected；The air blast computer room and control room are connected with magnetic recyclable device, air-lift device respectively by controlling route, warehouse
The side in aeration and biological pond is set between dosing.
In the present invention, sludge press filtration disposal plant is additionally provided with outside sludge-tank, sludge-tank passes through sludge pipe and decontamination
Mud filters pressing disposal plant is connected.
In the present invention, aerator includes funnel shaped sludge hopper and the micro-pore aeration set on sludge hopper bottom center
Head, micro porous aeration head are connected by pipeline with aerated conduit.
In the present invention, it is additionally provided on aeration and biological pond into water weir notch and water outlet weir notch, water inlet weir notch is set to air stripper path
Top, water outlet weir notch are set to aeration and biological pond outer ledge.
In the present invention, the side of air stripper path is additionally provided with air lift mud discharging device.
In the present invention, several magnetic floc sedimentation fillers are additionally provided in aeration and biological pond.
Beneficial effects of the present invention are：
（1）The aeration and biological pond can not only be reduced organic concentration and be sloughed ammonia nitrogen using whole low dissolved oxygen technology, but also
It can guarantee that system is synchronous and carry out nitrification and denitrification effect, realize different function while the mesh of effect in a set of reaction system
's；
（2）Each reactive moieties integrate composition reaction integration apparatus；Collect between air blast computer room and control room, warehouse, dosing
At auxiliary integration apparatus is constituted together, integration degree is high for whole system, it can be achieved that automatically controlling, and it is aobvious that water quality promotes effect
It writes, is a kind of novel, efficient sewage disposal system.
Detailed description of the invention
Fig. 1 is system structure diagram of the invention；
Fig. 2 is that the present invention assists integrated structural schematic diagram；
Fig. 3 is the schematic diagram of the section structure in aeration and biological pond of the present invention；
In figure, 1- sludge-tank；2- conditioning tank；3.1- magnetic flocculation reaction tank；3.2- aeration and biological pond；3.3- inclined-plate clarifying basin；
3.4- magnetic recyclable device；4.1- air blast computer room and control room；4.2- warehouse；Between 4.3- dosing.
Specific embodiment
Technical solution of the present invention is described in further detail with reference to the accompanying drawing, but protection scope of the present invention is not limited to
It is as described below.
Embodiment：
A kind of integrated form sewage disposal system, please refers to shown in attached drawing 1 to attached drawing 3, including conditioning tank 2, sludge-tank 1, reaction one
Body equipment and auxiliary integration apparatus, the reaction integration apparatus include magnetic flocculation reaction tank 3.1, aeration and biological pond 3.2,
Magnetic recyclable device 3.4 and inclined-plate clarifying basin 3.3；The auxiliary integration apparatus includes air blast computer room and control room 4.1, warehouse
4.3 between 4.2 and dosing；The overflow port of the sludge-tank 1 is connected with the conditioning tank 2, the sewage outlet and magnetic of conditioning tank 2
The sewage water inlet of flocculation tank 3.1 is connected, and the sewage water inlet of magnetic flocculation reaction tank 3.1 is connected to aeration and biological pond 3.2, exposes
3.2 bottom of gas biological tank is equidistantly equipped with several aerated conduits, and multiple aerators are uniformly provided on each aerated conduit；Aeration
3.2 center of biological tank is additionally provided with the midfeather that aeration and biological pond 3.2 is separated into plug-flow channel and circulation canal, plug-flow channel
End be equipped with air stripper path and air-lift device, air-lift device is set in air stripper path, and pushes water flow to moving back and forth
The end in plug-flow channel, and enter in circulation canal；The end of circulation canal is equipped with magnetic recyclable device 3.4 and inclined-plate clarifying basin
3.3, the sludge outlet of inclined-plate clarifying basin 3.3 is connected by sludge pipeline with the sludge inlet of magnetic recyclable device 3.4, magnetic recycling dress
3.4 sludge outlet is set to be connected by sludge pipeline with the sludge inlet of sludge-tank 1；Magnetic recyclable device 3.4 is also followed by magnetic powder
Endless tube road is connected with air-lift device；The air blast computer room and control room 4.1 by control route respectively with magnetic recyclable device 3.4,
Air-lift device be connected, between warehouse 4.2 and dosing 4.3 be set to aeration and biological pond 3.2 side.
In the present invention, sludge press filtration disposal plant is additionally provided with outside sludge-tank 1, sludge-tank 1 passes through sludge pipe and goes
Sludge press filtration disposal plant is connected.
In the present invention, aerator includes funnel shaped sludge hopper and the micro-pore aeration set on sludge hopper bottom center
Head, micro porous aeration head are connected by pipeline with aerated conduit.
In the present invention, it is additionally provided on aeration and biological pond 3.2 into water weir notch and water outlet weir notch, water inlet weir notch is logical set on air lift
Above road, water outlet weir notch is set to 3.2 outer ledge of aeration and biological pond.
In the present invention, the side of air stripper path is additionally provided with air lift mud discharging device.
In the present invention, several magnetic floc sedimentation fillers are additionally provided in aeration and biological pond 3.2.
It should be noted that sewage self-regulation pond 2 enters in magnetic flocculation reaction tank 3.1, PAC solution is added, is occurred mixed
Solidifying reaction, generates small wadding body, and the sewage with small wadding body is entered in aeration and biological pond 3.2 by weir notch of intaking, while
Magnetic powder fluid and PAM solution are added at water inlet weir notch.In aeration and biological pond 3.2, acted on using circulation plug-flow and aeration stirring, most
End form is at magnetic floc sedimentation.The be magnetic sewage of floc sedimentation of band circulates in aeration and biological pond 3.2, and bulk density is big, and compactness is high
Magnetic floc sedimentation plays the role of filler, provides and depends on for the growth of bacterium colony.The aeration and biological pond 3.2 is using whole low dissolution
Oxygen technology can not only reduce organic concentration and slough ammonia nitrogen, but also can guarantee that system is synchronous and carry out nitrification and denitrification
Effect realizes different function while the purpose of effect in a set of reaction system.It is internal with the operation in aeration and biological pond 3.2
Sludge concentration is continuously improved, and the sewage with a large amount of magnetic sludges, which enters in inclined-plate clarifying basin 3.3, realizes mud-water separation, clear water
It is discharged from water outlet weir notch, sludge is then deposited in the bucket of bottom.Partial sludge is back to aeration by air-lift device in bucket
Reaction is continued to participate in biological tank, excess sludge then enters in magnetic recyclable device 3.4, realizes the separation of magnetic powder and sludge, magnetic
Powder is pumped into recycling at water weir notch, and sludge then enters in sludge-tank 1 and periodically carries out filters pressing disposition.
In the system, each reactive moieties integrate composition reaction integration apparatus；Air blast computer room and control room 4.1,
4.3 integrate composition auxiliary integration apparatus between warehouse 4.2, dosing.Integration degree is high for entire technique, it can be achieved that automatic
Control, water quality promote significant effect, are a kind of novel, efficient sewage disposal systems.
A specific embodiment of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.
Claims (6)
1. a kind of integrated form sewage disposal system, which is characterized in that including conditioning tank, sludge-tank, reaction integration apparatus and auxiliary
Integration apparatus is helped, the reaction integration apparatus includes that magnetic flocculation reaction tank, aeration and biological pond, magnetic recyclable device and inclined plate are heavy
Shallow lake pond；The auxiliary integration apparatus includes between air blast computer room and control room, warehouse and dosing；The overflow port of the sludge-tank with
The conditioning tank is connected, and the sewage outlet of conditioning tank is connected with the sewage water inlet of magnetic flocculation reaction tank, magnetic flocculation reaction
The sewage water inlet in pond is connected to aeration and biological pond, and aeration and biological bottom of pond portion is equidistantly equipped with several aerated conduits, each aeration
Multiple aerators are uniformly provided on pipeline；Aeration and biological pond center, which is additionally provided with, is separated into plug-flow channel and circulation for aeration and biological pond
The midfeather in channel, the end in plug-flow channel are equipped with air stripper path and air-lift device, and air-lift device is set in air stripper path, and
With moving back and forth the end that water flow is pushed to plug-flow channel, and enter in circulation canal；The end of circulation canal is returned equipped with magnetic
Receiving apparatus and inclined-plate clarifying basin, the sludge outlet of inclined-plate clarifying basin pass through the sludge inlet phase of sludge pipeline and magnetic recyclable device
Even, the sludge outlet of magnetic recyclable device is connected by sludge pipeline with the sludge inlet of sludge-tank；Magnetic recyclable device also passes through magnetic
Powder circulation line is connected with air-lift device；The air blast computer room and control room by control route respectively with magnetic recyclable device, gas
It mentions device to be connected, the side in aeration and biological pond is set between warehouse and dosing.
2. a kind of integrated form sewage disposal system according to claim 1, which is characterized in that be additionally provided with sludge outside sludge-tank
Filters pressing disposal plant, sludge-tank are connected by sludge pipe with sludge press filtration disposal plant is removed.
3. a kind of integrated form sewage disposal system according to claim 1, which is characterized in that aerator includes funnel shaped collection
Bucket and micro porous aeration head set on sludge hopper bottom center, micro porous aeration head are connected by pipeline with aerated conduit.
4. a kind of integrated form sewage disposal system according to claim 1, which is characterized in that be additionally provided on aeration and biological pond into
Mill weir slot and water outlet weir notch, water inlet weir notch are set to above air stripper path, and water outlet weir notch is set to aeration and biological pond outer ledge.
5. a kind of integrated form sewage disposal system according to claim 1, which is characterized in that the side of air stripper path is additionally provided with
Air lift mud discharging device.
6. a kind of integrated form sewage disposal system according to claim 1, which is characterized in that if being additionally provided in aeration and biological pond
Dry magnetism floc sedimentation filler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810571328.7A CN108821504A (en) | 2018-06-06 | 2018-06-06 | A kind of integrated form sewage disposal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810571328.7A CN108821504A (en) | 2018-06-06 | 2018-06-06 | A kind of integrated form sewage disposal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108821504A true CN108821504A (en) | 2018-11-16 |
Family
ID=64144108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810571328.7A Pending CN108821504A (en) | 2018-06-06 | 2018-06-06 | A kind of integrated form sewage disposal system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108821504A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112939206A (en) * | 2021-01-28 | 2021-06-11 | 南开大学 | Gas stripping double circulation-continuous flow granular sludge reactor and method for treating sewage by using same |
| CN115974271A (en) * | 2023-02-07 | 2023-04-18 | 北京沃尔德斯水务科技有限公司 | Magnetic biological reaction system and water treatment process |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2642771Y (en) * | 2003-09-11 | 2004-09-22 | 丁扣林 | Novel water treatment biological carrier fluidizing pool |
| CN101244884A (en) * | 2008-03-28 | 2008-08-20 | 北京科技大学 | Wastewater treatment method using magnetism biological carrier and magnetic separation technique |
| CN101708931A (en) * | 2009-12-01 | 2010-05-19 | 北京市市政工程设计研究总院 | Magnetic co-sedimentation biological filtering tank process and device |
| CN106348528A (en) * | 2016-09-19 | 2017-01-25 | 深圳市楠柏环境科技有限公司 | Sewage treatment system combining magnetic loading precipitation and biological aerated filter tank |
| CN107265636A (en) * | 2017-06-21 | 2017-10-20 | 安徽普氏生态环境工程有限公司 | A kind of BBE biological high-efficiencies processing pond |
| CN107417040A (en) * | 2017-06-21 | 2017-12-01 | 安徽普氏生态环境工程有限公司 | A kind of sewage disposal system and its sewage water treatment method |
-
2018
- 2018-06-06 CN CN201810571328.7A patent/CN108821504A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2642771Y (en) * | 2003-09-11 | 2004-09-22 | 丁扣林 | Novel water treatment biological carrier fluidizing pool |
| CN101244884A (en) * | 2008-03-28 | 2008-08-20 | 北京科技大学 | Wastewater treatment method using magnetism biological carrier and magnetic separation technique |
| CN101708931A (en) * | 2009-12-01 | 2010-05-19 | 北京市市政工程设计研究总院 | Magnetic co-sedimentation biological filtering tank process and device |
| CN106348528A (en) * | 2016-09-19 | 2017-01-25 | 深圳市楠柏环境科技有限公司 | Sewage treatment system combining magnetic loading precipitation and biological aerated filter tank |
| CN107265636A (en) * | 2017-06-21 | 2017-10-20 | 安徽普氏生态环境工程有限公司 | A kind of BBE biological high-efficiencies processing pond |
| CN107417040A (en) * | 2017-06-21 | 2017-12-01 | 安徽普氏生态环境工程有限公司 | A kind of sewage disposal system and its sewage water treatment method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112939206A (en) * | 2021-01-28 | 2021-06-11 | 南开大学 | Gas stripping double circulation-continuous flow granular sludge reactor and method for treating sewage by using same |
| CN115974271A (en) * | 2023-02-07 | 2023-04-18 | 北京沃尔德斯水务科技有限公司 | Magnetic biological reaction system and water treatment process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206767868U (en) | A kind of garbage percolation liquid treating system | |
| CN110002697A (en) | Landfill leachate UASB methane phase and segmental influent IFAS A/O SPNAPD nitrogen rejection facility and method | |
| CN102139972A (en) | Sewage treatment method and device | |
| CN114291964B (en) | Sewage treatment system and method for denitrification and phosphorus recovery | |
| CN101591118A (en) | Multifunctional general sewage treatment system | |
| CN105502802A (en) | Method for rapidly processing large-scale piggery wastes | |
| CN107601781A (en) | A kind of sewage disposal system | |
| CN108821504A (en) | A kind of integrated form sewage disposal system | |
| CN104803480A (en) | Multistage bioreactor and method for treating sewage with reactor | |
| CN110540348B (en) | High-efficiency sewage nitrogen and phosphorus removal treatment process and equipment | |
| CN100443425C (en) | Rapid treatment process for middle-small sewage source, and integrated rapid sewage treatment station thereof | |
| CN208649042U (en) | Sewage treatment unit | |
| CN201268647Y (en) | Small-sized domestic sewage processing system | |
| CN105884146B (en) | A kind of rural area decentralized type sewage processing system | |
| CN206680346U (en) | A kind of waste water advanced removal of carbon and nitrogen processing unit | |
| CN206204118U (en) | For the processing system of black and odorous water | |
| CN215288415U (en) | Autotrophic nitrogen removal system for pure membrane MBBR (moving bed biofilm reactor) coupled carbon capture | |
| CN212403883U (en) | Wastewater treatment equipment | |
| CN204569547U (en) | Multi-stage biological reactor | |
| CN105502749B (en) | Sewage integrated treatment device | |
| CN209383621U (en) | A kind of sewage disposal system for town domestic sewage purified treatment | |
| CN207811366U (en) | A kind of sewage disposal system | |
| CN201268648Y (en) | Multifunctional universal sewage treatment system | |
| CN101293724A (en) | Miniature general use sewage treatment system | |
| CN206408068U (en) | A kind of traditional Chinese medicine wastewater processing equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181116 |
|
| WD01 | Invention patent application deemed withdrawn after publication |