CN105016463A - Split type MBR membrane frame applied to integrated water treatment device - Google Patents

Split type MBR membrane frame applied to integrated water treatment device Download PDF

Info

Publication number
CN105016463A
CN105016463A CN201510472365.9A CN201510472365A CN105016463A CN 105016463 A CN105016463 A CN 105016463A CN 201510472365 A CN201510472365 A CN 201510472365A CN 105016463 A CN105016463 A CN 105016463A
Authority
CN
China
Prior art keywords
main frame
film frame
mbr film
mbr
branch pipe
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
Application number
CN201510472365.9A
Other languages
Chinese (zh)
Inventor
李崇武
姚思远
翟燕
孙喜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TIANJIN WATERKING MEMBRANE TECHNOLOGY Co Ltd
Original Assignee
TIANJIN WATERKING MEMBRANE TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by TIANJIN WATERKING MEMBRANE TECHNOLOGY Co Ltd filed Critical TIANJIN WATERKING MEMBRANE TECHNOLOGY Co Ltd
Priority to CN201510472365.9A priority Critical patent/CN105016463A/en
Publication of CN105016463A publication Critical patent/CN105016463A/en
Pending legal-status Critical Current

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

Landscapes

  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

The invention provides a split type MBR membrane frame applied to an integrated water treatment device. The split type MBR membrane frame comprises a plurality of MBR membrane frame single body devices and a main frame aerating device. Each MBR membrane frame single body device comprises an MBR membrane frame outer frame, a beam lifting device, a water collection branch pipe, an MBR membrane, a positioning rod and guide rail insertion grooves, wherein the positioning rod is used for fixing the MBR membrane to the MBR membrane frame outer frame, and the water collection branch pipe is communicated with a water collection plug. The main frame aerating device comprises a main frame outer frame, a water collection main pipe device, an aerating device and a guide rail device. The guide rail device is used for providing a guide effect for putting down or lifting up the MBR membrane frame single body devices. The water collection main pipe device is used for being communicated with the water collection branch pipes. The aerating device is used for aerating air to the MBR membranes. The split type MBR membrane frame has the advantages that the split type MBR membrane frame single body devices are inserted and connected in the main frame aerating device and are firm in structure, and therefore all devices do not have to stop working when faults happen, maintenance is easy and convenient, and the influences on a whole system are small.

Description

A kind of split type MBR film frame being applied to integrated water treatment equipment
Technical field
The invention belongs to integrated sewage treating apparatus field in sewage disposal technology, especially relate to a kind of split type MBR film frame being applied to integrated water treatment equipment.
Background technology
Integrated sewage treating apparatus is a kind of New foul water disposal facility activated sludge process and contact oxidation method effectively combined, this equipment is treated to core with efficient biochemical, the cutting unit of other water processing establishments such as collection biochemical treatment, precipitation, sterilization is as a whole, there is floor space little, degree of integration height process water quality stability is good, long service life, and environment for use requires low, the advantages such as noise is little are the preferred alternate devices of traditional wastewater treatment facility.As a kind of water treatment device, this equipment needs to use membrane bioreactor, abbreviation is MBR, reaches Ultrafiltration, mostly has many group MBR film framves in traditional MBR pond, single group film frame is equipped with diaphragm and aeration tube, when wherein there being diaphragm to damage or certain component failures, this film frame aeration must being stopped, whole group of MBR crane is hung out maintenance, Maintenance Difficulty is large on the impact of system cloud gray model during maintenance.
Summary of the invention
In view of this, the present invention is intended to propose a kind of split type MBR film frame being applied to integrated water treatment equipment, multiple split type MBR film frame monomer unit being easy to split out is plugged with in main film frame aerating apparatus, each split type MBR film frame monomer unit firm in structure, the work of all devices must not be stopped during fault, convenience easy to maintenance is little on the impact of whole system.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of split type MBR film frame being applied to integrated water treatment equipment, comprise MBR film frame monomer unit and main frame aerating apparatus, described MBR film frame monomer unit comprises MBR film frame housing, bale handle device, collection branch pipe, MBR diaphragm, backstay and guide rail slot, described MBR film frame housing is rectangular parallelepiped skeleton construction, the left and right curb girder of described MBR film frame housing is provided with symmetrical and through pilot hole, the plug that catchments is connected with in described pilot hole on one curb girder of described MBR film frame housing, catchment described in one end sealing connection of described backstay plug, be connected in described pilot hole after the other end sealing of described backstay, the two ends up and down of described MBR diaphragm are fixed on described backstay, and the inlet of described MBR diaphragm is communicated with the described plug that catchments, described collection branch pipe is arranged on the top of described MBR film frame housing, and described collection branch pipe is communicated with the described plug that catchments, described bale handle device is used for mentioning described MBR film frame housing, described guide rail slot is arranged on the outer middle side part of the front and back curb girder of described MBR film frame housing, the described guide rail slot at upper and lower two ends is provided with vertically coaxial socket, described main frame aerating apparatus comprises main frame housing, water header device, aerating apparatus and track-type facilities, the described main frame housing of the square skeleton construction be made up of square tube comprises main frame curb girder and main frame center sill, described track-type facilities is arranged between described main frame curb girder and described main frame center sill, described track-type facilities is used for providing guide effect for putting down or mentioning described MBR film frame monomer unit, described water header device is used for being communicated with described collection branch pipe, and described aerating apparatus is used for exposing air to described MBR diaphragm.
Further, described bale handle device comprises the superimposed ladder-shaped support of two upper bases, on the corner that the going to the bottom of described ladder-shaped support is fixed on described MBR film frame housing top end face.
Further, the plug that catchments described in is threaded in described pilot hole.
Further, described track-type facilities comprises guide rail pole and strongback, described guide rail pole is vertically placed on 1/4 place and 3/4 place of described main frame curb girder and described main frame center sill, described guide rail pole is fixed by two described strongbacks, and described strongback is bolted on the end face of described main frame housing.
Further, described water header device comprises water header, Y-tube and water header support, the front end of described water header is closed, rear end is water outlet, described water header is erected on described water header support, the bottom of described water header support is fixed on the two ends of described main frame center sill, and described water header is communicated with described collection branch pipe by described Y-tube.
Further, described aerating apparatus comprises aeration supervisor and aeration branch pipe, described aeration supervisor is arranged on the side of described main frame center sill, described aeration branch pipe tiling is arranged on the bottom surface of described main frame housing, the Single port conducting that described aeration branch pipe is responsible for towards described aeration, another port is closed, and described aeration branch pipe evenly has multiple solarization air cap on the direction of described MBR diaphragm.
Further, corner, the bottom surface place of described main frame housing is provided with fixing angle steel, and the middle part of described fixing angle steel has fixed orifices.
Further, the bottom surface of described main frame housing is provided with the padded square tube being parallel to described main frame curb girder.
Relative to prior art, the split type MBR film frame being applied to integrated water treatment equipment of the present invention has following advantage:
The guide rail slot of MBR film frame monomer unit of the present invention can be fixed on the guide rail pole of main frame aerating apparatus, so MBR film frame monomer unit can be placed in main frame aerating apparatus so that inserting mode is split type, and rely on the guide effect of guide rail pole, MBR film frame monomer unit just can propose by single portable bale handle device in main frame aerating apparatus, multiple MBR film frame monomer unit can be placed in main frame aerating apparatus, when the present invention disposes of sewage work, if some MBR film frame monomer unit break down, not needing quits work whole equipment keeps in repair, the MBR film frame monomer unit broken down only is needed to propose to carry out laid-up in main frame aerating apparatus, little on the impact of overall work.
Accompanying drawing explanation
The accompanying drawing forming a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the MBR film frame monomer unit of the embodiment of the present invention;
Fig. 2 is the main frame aerating apparatus of the embodiment of the present invention.
Description of reference numerals:
1-MBR film frame monomer unit, 2-main frame aerating apparatus, 11-MBR film frame housing, 111-pilot hole, 112-catchments plug, 12-bale handle device, 121-ladder-shaped support, 13-collection branch pipe, 14-MBR diaphragm, 15-backstay, 16-guide rail slot, 161-socket, 21-main frame housing, the main frame curb girder of 211-, the main frame center sill of 212-, 22-water header device, 221-water header, 222-Y-tube, 223-water header support, 23-aerating apparatus, 231-aeration is responsible for, 232-aeration branch pipe, 233-solarization air cap, 24-track-type facilities, 241-guide rail pole, 242-strongback, 25-fixes angle steel, 251-fixed orifices, the padded square tube of 26-.
Embodiment
It should be noted that, when not conflicting, the embodiment in the present invention and the feature in embodiment can combine mutually.
Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
As Fig. 1, shown in 2, the invention provides a kind of split type MBR film frame being applied to integrated water treatment equipment, comprise MBR film frame monomer unit 1 and main frame aerating apparatus 2, described MBR film frame monomer unit 1 comprises MBR film frame housing 11, bale handle device 12, collection branch pipe 13, MBR diaphragm 14, backstay 15 and guide rail slot 16, described MBR film frame housing 11 is the rectangular parallelepiped skeleton construction be made up of square tube, the left and right curb girder of described MBR film frame housing 11 is provided with symmetrical and through pilot hole 111, the plug 112 that catchments is connected with in described pilot hole 111 on one curb girder of described MBR film frame housing 11, catchment described in one end sealing connection of described backstay 15 plug 112, be connected in described pilot hole 111 after the other end sealing of described backstay 15, the two ends up and down of described MBR diaphragm 14 are fixed on described backstay 15, and the inlet of described MBR diaphragm 14 is communicated with the described plug 112 that catchments, described collection branch pipe 13 is arranged on the top of described MBR film frame housing 11, and described collection branch pipe 13 is communicated with the described plug 112 that catchments, described bale handle device 12 is for mentioning described MBR film frame housing 11, described guide rail slot 16 is arranged on the outer middle side part of the front and back curb girder of described MBR film frame housing 11, the described guide rail slot 16 at upper and lower two ends is provided with vertically coaxial socket 161, described main frame aerating apparatus 2 comprises main frame housing 21, water header device 22, aerating apparatus 23 and track-type facilities 24, the described main frame housing 21 of the square skeleton construction be made up of square tube comprises main frame curb girder 211 and main frame center sill 212, described track-type facilities 24 is arranged between described main frame curb girder 211 and described main frame center sill 212, described track-type facilities 24 is for providing guide effect for putting down or mentioning described MBR film frame monomer unit 1, described water header device 22 is for being communicated with described collection branch pipe 13, described aerating apparatus 23 is for exposing air to described MBR diaphragm 14.
Described bale handle device 12 comprises the superimposed ladder-shaped support 121 of two upper bases, on the corner that the going to the bottom of described ladder-shaped support 121 is fixed on described MBR film frame housing 11 top end face.
The described plug 112 that catchments is threaded in described pilot hole 111.
Described track-type facilities 24 comprises guide rail pole 241 and strongback 242, described guide rail pole 241 is vertically placed on 1/4 place and 3/4 place of described main frame curb girder 211 and described main frame center sill 212, described guide rail pole 241 is fixed by two described strongbacks 242, and described strongback 242 is bolted on the end face of described main frame housing 21.
Described water header device 22 comprises water header 221, Y-tube 222 and water header support 223, the front end of described water header 221 is closed, rear end is water outlet, described water header 221 is erected on described water header support 223, the bottom of described water header support 223 is fixed on the two ends of described main frame center sill 212, and described water header 221 is communicated with described collection branch pipe 13 by described Y-tube 222.
Described aerating apparatus 23 comprises aeration supervisor 231 and aeration branch pipe 232, described aeration supervisor 231 is arranged on the side of described main frame center sill 212, described aeration branch pipe 232 tiling is arranged on the bottom surface of described main frame housing 21, described aeration branch pipe 232 is towards the Single port conducting of described aeration supervisor 231, another port is closed, and described aeration branch pipe 232 evenly has multiple solarization air cap 233 on the direction of described MBR diaphragm 14.
Corner, the bottom surface place of described main frame housing 21 is provided with fixing angle steel 25, and the middle part of described fixing angle steel 25 has fixed orifices 251.
The bottom surface of described main frame housing 21 is provided with the padded square tube 26 being parallel to described main frame curb girder 211.
The working process of this example: when MBR film frame monomer unit 1 is put into main frame aerating apparatus 2, bale handle device 12 is hauled with portable, front and back socket 161 correspondence of guide rail slot 16 is fastened on the guide rail pole 241 of track-type facilities 24, rely on the guide effect of guide rail pole 241, MBR film frame housing 11 is slowly put into, until the bottom of MBR film frame housing 11 leans in padded square tube 26, padded square tube 26 can make the bottom of MBR film frame housing 11 and aeration branch pipe 232 separate certain distance, contribute to solarization air cap 233 on aeration branch pipe 232 to MBR diaphragm 14 aeration, subsequently collection branch pipe 13 conducting is linked in the Y-tube 222 of water header device 22, ensure that the water of MBR diaphragm 14 output can flow into collection branch pipe 13 through the plug 113 that catchments, water header 221 is imported again by collection branch pipe 13, and then obtain the water after process by water header 221, stationary positioned plate 242 is clamped in the both sides of guide rail pole 241, and strongback 242 is bolted on the end face of main frame housing 21, locked in main frame aerating apparatus 2 by MBR film frame monomer unit 1, during aeration, source of the gas is passed in the aeration supervisor 231 of aerating apparatus 23, aeration branch pipe 232 is passed into air, bubble is exposed to MBR diaphragm 14 by solarization air cap 233, when needing the position of main frame aerating apparatus 2 to fix, only need to be screwed into screw in the fixed orifices 251 of fixing angle steel 25, main frame aerating apparatus 2 can be fixed, when some MBR film frame monomer unit 1 break down, when needing repairing, the strongback 242 of guide rail pole 241 both sides is only needed to pull down from the end face of main frame housing 21, MBR film frame monomer unit 1 can propose by single portable bale handle device 12 in main frame aerating apparatus 2, then the MBR film frame monomer unit 1 of this fault is keeped in repair separately, do not need the system of closing whole running to keep in repair, split-type design of the present invention can reduce the impact of fault on entirety to greatest extent.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (8)

1. one kind is applied to the split type MBR film frame of integrated water treatment equipment, it is characterized in that: comprise MBR film frame monomer unit and main frame aerating apparatus, described MBR film frame monomer unit comprises MBR film frame housing, bale handle device, collection branch pipe, MBR diaphragm, backstay and guide rail slot, described MBR film frame housing is rectangular parallelepiped skeleton construction, the left and right curb girder of described MBR film frame housing is provided with symmetrical and through pilot hole, the plug that catchments is connected with in described pilot hole on one curb girder of described MBR film frame housing, catchment described in one end sealing connection of described backstay plug, be connected in described pilot hole after the other end sealing of described backstay, the two ends up and down of described MBR diaphragm are fixed on described backstay, and the inlet of described MBR diaphragm is communicated with the described plug that catchments, described collection branch pipe is arranged on the top of described MBR film frame housing, and described collection branch pipe is communicated with the described plug that catchments, described bale handle device is used for mentioning described MBR film frame housing, described guide rail slot is arranged on the outer middle side part of the front and back curb girder of described MBR film frame housing, the described guide rail slot at upper and lower two ends is provided with vertically coaxial socket, described main frame aerating apparatus comprises main frame housing, water header device, aerating apparatus and track-type facilities, the described main frame housing of the square skeleton construction be made up of square tube comprises main frame curb girder and main frame center sill, described track-type facilities is arranged between described main frame curb girder and described main frame center sill, described track-type facilities is used for providing guide effect for putting down or mentioning described MBR film frame monomer unit, described water header device is used for being communicated with described collection branch pipe, and described aerating apparatus is used for exposing air to described MBR diaphragm.
2. the split type MBR film frame being applied to integrated water treatment equipment according to claim 1, it is characterized in that: described bale handle device comprises the superimposed ladder-shaped support of two upper bases, on the corner that the going to the bottom of described ladder-shaped support is fixed on described MBR film frame housing top end face.
3. the split type MBR film frame being applied to integrated water treatment equipment according to claim 1, is characterized in that: described in the plug that catchments be threaded in described pilot hole.
4. the split type MBR film frame being applied to integrated water treatment equipment according to claim 1, it is characterized in that: described track-type facilities comprises guide rail pole and strongback, described guide rail pole is vertically placed on 1/4 place and 3/4 place of described main frame curb girder and described main frame center sill, described guide rail pole is fixed by two described strongbacks, and described strongback is bolted on the end face of described main frame housing.
5. the split type MBR film frame being applied to integrated water treatment equipment according to claim 1, it is characterized in that: described water header device comprises water header, Y-tube and water header support, the front end of described water header is closed, rear end is water outlet, described water header is erected on described water header support, the bottom of described water header support is fixed on the two ends of described main frame center sill, and described water header is communicated with described collection branch pipe by described Y-tube.
6. the split type MBR film frame being applied to integrated water treatment equipment according to claim 1, it is characterized in that: described aerating apparatus comprises aeration supervisor and aeration branch pipe, described aeration supervisor is arranged on the side of described main frame center sill, described aeration branch pipe tiling is arranged on the bottom surface of described main frame housing, the Single port conducting that described aeration branch pipe is responsible for towards described aeration, another port is closed, and described aeration branch pipe evenly has multiple solarization air cap on the direction of described MBR diaphragm.
7. the split type MBR film frame being applied to integrated water treatment equipment according to claim 1, is characterized in that: corner, the bottom surface place of described main frame housing is provided with fixing angle steel, and the middle part of described fixing angle steel has fixed orifices.
8. the split type MBR film frame being applied to integrated water treatment equipment according to claim 1, is characterized in that: the bottom surface of described main frame housing is provided with the padded square tube being parallel to described main frame curb girder.
CN201510472365.9A 2015-08-04 2015-08-04 Split type MBR membrane frame applied to integrated water treatment device Pending CN105016463A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510472365.9A CN105016463A (en) 2015-08-04 2015-08-04 Split type MBR membrane frame applied to integrated water treatment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510472365.9A CN105016463A (en) 2015-08-04 2015-08-04 Split type MBR membrane frame applied to integrated water treatment device

Publications (1)

Publication Number Publication Date
CN105016463A true CN105016463A (en) 2015-11-04

Family

ID=54406842

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510472365.9A Pending CN105016463A (en) 2015-08-04 2015-08-04 Split type MBR membrane frame applied to integrated water treatment device

Country Status (1)

Country Link
CN (1) CN105016463A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113321294A (en) * 2021-04-23 2021-08-31 北京水研环境科技股份有限公司 Split type MBR membrane frame applied to integrated water treatment equipment
CN114735884A (en) * 2021-04-01 2022-07-12 苏州欧祥环保科技有限公司 Integrated sewage treatment equipment

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2515194Y (en) * 2001-11-23 2002-10-09 王跃进 Integrated film biological reactor
KR100547463B1 (en) * 2003-11-19 2006-01-31 주식회사 화인프로텍 Nitrogen removal system in aeration tank using sulfur packed MBR reactor
CN201109744Y (en) * 2008-03-26 2008-09-03 北京碧水源科技股份有限公司 Large-scale membrana bioreactor group machine having hanging component
CN202246224U (en) * 2011-04-14 2012-05-30 江苏蓝天沛尔膜业有限公司 Membrane module and cleaning device
CN204848426U (en) * 2015-08-04 2015-12-09 天津华清健坤膜科技有限公司 Be applied to split type MBR membrane frame of integrated water treatment facilities

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2515194Y (en) * 2001-11-23 2002-10-09 王跃进 Integrated film biological reactor
KR100547463B1 (en) * 2003-11-19 2006-01-31 주식회사 화인프로텍 Nitrogen removal system in aeration tank using sulfur packed MBR reactor
CN201109744Y (en) * 2008-03-26 2008-09-03 北京碧水源科技股份有限公司 Large-scale membrana bioreactor group machine having hanging component
CN202246224U (en) * 2011-04-14 2012-05-30 江苏蓝天沛尔膜业有限公司 Membrane module and cleaning device
CN204848426U (en) * 2015-08-04 2015-12-09 天津华清健坤膜科技有限公司 Be applied to split type MBR membrane frame of integrated water treatment facilities

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
陈伟等: "抽屉式膜技术在农村生活污水处理中的应用", 《水污染防治》 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114735884A (en) * 2021-04-01 2022-07-12 苏州欧祥环保科技有限公司 Integrated sewage treatment equipment
CN113321294A (en) * 2021-04-23 2021-08-31 北京水研环境科技股份有限公司 Split type MBR membrane frame applied to integrated water treatment equipment
CN113321294B (en) * 2021-04-23 2022-10-11 北京水研环境科技股份有限公司 Split type MBR membrane frame applied to integrated water treatment equipment

Similar Documents

Publication Publication Date Title
CA2644573A1 (en) Methods and apparatus for a pool treatment and water system
CN204848426U (en) Be applied to split type MBR membrane frame of integrated water treatment facilities
CN105016463A (en) Split type MBR membrane frame applied to integrated water treatment device
CN204251433U (en) A kind of Vehicular multifunctional waterworks
KR101394991B1 (en) Movable water treatment system and vehicle having such system
CN205076923U (en) Sewage treatment device
CN204569665U (en) A kind of waste water treating and reutilizing device
EP2789683A1 (en) Cleaning device
CN208757321U (en) Modularization plain filter membrane component and membrane bioreactor comprising it
CN205442740U (en) Electrically driven (operated) membrane desalination unit
CN210974065U (en) Small-size MBR is with single membrane case that arranges
CN205151888U (en) Pair MBR sewage treatment pond
CN203159377U (en) Emergency water supply system based on three-dimensional electrode reactor
CN202671300U (en) Membrane bio-reactor (MBR) membrane device fixing equipment
CN204752305U (en) Micropore aeration system
CN220976697U (en) MBR membrane frame
CN204113710U (en) Underwater scooter band water installation system
CN203440166U (en) Modularized aeration apparatus
CN205367881U (en) Negative pressure water conservancy diversion sewage treatment unit
CN217230378U (en) Integrated water purifier for purified water and mineralized water
CN213895280U (en) Medicament-free ultrasonic wastewater treatment equipment
CN217555919U (en) Reverse osmosis water treatment equipment
CN203959884U (en) A kind of membrane module
CN104829040A (en) Sewage treatment and reuse apparatus
CN216038988U (en) High salt waste water materialization preliminary treatment equipment

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20151104

RJ01 Rejection of invention patent application after publication