CN108014534A - A kind of percolating filter - Google Patents

A kind of percolating filter Download PDF

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Publication number
CN108014534A
CN108014534A CN201711363711.5A CN201711363711A CN108014534A CN 108014534 A CN108014534 A CN 108014534A CN 201711363711 A CN201711363711 A CN 201711363711A CN 108014534 A CN108014534 A CN 108014534A
Authority
CN
China
Prior art keywords
permeable mass
water
dirt removal
upper spacer
lower clapboard
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
CN201711363711.5A
Other languages
Chinese (zh)
Inventor
柯华春
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.)
FOSHAN ALTO REFRIGERATION MANUFACTURING Co Ltd
Original Assignee
FOSHAN ALTO REFRIGERATION MANUFACTURING 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 FOSHAN ALTO REFRIGERATION MANUFACTURING Co Ltd filed Critical FOSHAN ALTO REFRIGERATION MANUFACTURING Co Ltd
Priority to CN201711363711.5A priority Critical patent/CN108014534A/en
Publication of CN108014534A publication Critical patent/CN108014534A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/31Self-supporting filtering elements
    • B01D29/33Self-supporting filtering elements arranged for inward flow filtration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62Regenerating the filter material in the filter
    • B01D29/64Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62Regenerating the filter material in the filter
    • B01D29/66Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B01D29/68Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/42Nature of the water, waste water, sewage or sludge to be treated from bathing facilities, e.g. swimming pools

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Filtration Of Liquid (AREA)

Abstract

The invention discloses a kind of percolating filter, including filtrate housing, the inner cavity of filtrate housing is equipped with upper spacer and lower clapboard, dirt removal pipe is equipped between on upper spacer and lower clapboard, the leakage tube assembly being distributed on around dirt removal pipe is equipped between upper spacer and lower clapboard, leakage tube assembly includes the permeable mass of tubulose, and the water that the permeation interspaces can allow outside permeable mass enters in the tube chamber of permeable mass.In use, allowing swimming-pool water to enter filtrate housing from water entrance, then water is penetrated into the tube chamber of permeable mass, then is flowed out from drainage mouth, and foreign matters are by permeable mass, so as to fulfill drainage.During cleaning, flush pipe is allowed to be passed through the water of high pressure, water is spouting from the through hole on dirt removal pipe, so as to be rinsed to the outer wall of permeable mass.The setting of dirt removal pipe of the present invention, compared with the mode of vibrations decontamination, has the characteristics that efficient, energy consumption is small, mute.The present invention is used for the filtering of swimming-pool water, purification.

Description

A kind of percolating filter
Technical field
The present invention relates to water treatment field, swimming-pool water is carried out setting for filtration, purification by particularly a kind of mode with infiltration It is standby.
Background technology
Swimming pool needs to use substantial amounts of water, and for cost consideration, swimming-pool water will not be replaced constantly.So must just have to swimming Water in pond is filtered, and physical filtering is carried out to the foreign matter in water, impurity.
Existing swimming pool filter plant is often filtered using sand cylinder, and the quartz sand of certain scale is generally placed in sand cylinder, The size specification of quartz sand is different within the specific limits, in sand cylinder, quartz sand from top to bottom, it is ascending arrange according to this, just Often during filtering, water is from the entrance of the upper strata of sand, is come out by lower floor.When water flows through filtering layer from above, the solid of water part suspends Material enters the small empty eye that upper strata filtrate is formed and is subject to absorption and mechanical detention effect to be retained by the superficial layer of filtrate, together When, overlap again between these suspended matters being trapped and bridging action, just look like to form thin film on filtering layer surface, after Suspended material in continuous filtering dampening, here it is the membrane filtration of so-called filter material surface layer.This filtration not only filtering layer table Face has, and also has this crown_interception when water enters middle filtering layer, and to be different from the filtering of superficial layer, this effect is referred to as Permeation filtration acts on.But sand cylinder is difficult to clean, nutrient laden in sand cylinder is easily allowed, cause the growth of bacterium.
The content of the invention
The technical problem to be solved in the present invention is:A kind of filtering filtered using penetration theory to swimming-pool water is provided Device.
The present invention solve its technical problem solution be:
A kind of percolating filter, including filtrate housing, the inner cavity of filtrate housing are equipped with upper spacer and lower clapboard, upper spacer and The inner cavity is divided into epicoele, lumen, cavity of resorption by lower clapboard from top to bottom, and connection is equipped with the middle part of upper spacer and lower clapboard , dirt removal pipe is equipped between described two connecting seats, the hole wall of dirt removal pipe is equipped with several through holes, the lower end seal of dirt removal pipe Close, all dirt removal pipes are connected with flush pipe, and the entrance of flush pipe connection is located at outside filtrate housing, between upper spacer and lower clapboard Equipped with the leakage tube assembly being distributed on around dirt removal pipe, leakage tube assembly includes the permeable mass of tubulose, and permeable mass lower end closed, oozes Saturating body is equipped with permeation interspaces, and the water that the permeation interspaces can allow outside permeable mass enters in the tube chamber of permeable mass, the pipe of permeable mass Chamber is connected with epicoele, the lower end closed of permeable mass, and epicoele is equipped with filtered water outlet, and the upper end and upper spacer for leaking tube assembly seal Connection, the lower end for leaking tube assembly are connected with lower clapboard, and lower clapboard is equipped with several through flow holes, and the through flow hole is located at leakage The side of tube assembly, lumen, cavity of resorption are equipped with water entrance, and filtrate housing is equipped with discharge outlet.
Further as such scheme is improved, and flush port is additionally provided with filtrate housing.
Further as such scheme is improved, and leakage tube assembly further includes helical spring, and the helical spring, which is located at, to be oozed In the tube chamber of saturating body.
Further as such scheme is improved, and the permeable mass is formed by more nylon wire braidings.
Further as such scheme is improved, and connecting seat can rotate on upper spacer and lower clapboard.
The beneficial effects of the invention are as follows:A kind of percolating filter, including filtrate housing, the inner cavity of filtrate housing be equipped with every The inner cavity is divided into epicoele, lumen, cavity of resorption by plate and lower clapboard, upper spacer and lower clapboard from top to bottom, upper spacer and under every Connecting seat is equipped with the middle part of plate, dirt removal pipe is equipped between described two connecting seats, the hole wall of dirt removal pipe is logical equipped with several Hole, the lower end closed of dirt removal pipe, all dirt removal pipes are connected with flush pipe, and the entrance of flush pipe connection is located at outside filtrate housing, The leakage tube assembly being distributed on around dirt removal pipe is equipped between upper spacer and lower clapboard, leakage tube assembly includes the infiltration of tubulose Body, permeable mass lower end closed, permeable mass are equipped with permeation interspaces, and the water that the permeation interspaces can allow outside permeable mass enters permeable mass Tube chamber in, the tube chamber of permeable mass is connected with epicoele, the lower end closed of permeable mass, and epicoele is equipped with filtered water outlet, leaky pipe group The upper end of part is tightly connected with upper spacer, and the lower end for leaking tube assembly is connected with lower clapboard, and it is through-flow that lower clapboard is equipped with several Hole, the through flow hole are located at the side of leakage tube assembly, and lumen, cavity of resorption are equipped with water entrance, and filtrate housing is equipped with draining Mouthful.In use, allow swimming-pool water to enter filtrate housing from water entrance, then water is penetrated into the tube chamber of permeable mass, then from drainage mouth Outflow, foreign matters are by permeable mass, and foreign matter can be detained in filtrate housing, so as to fulfill drainage.During cleaning, flush pipe is allowed to lead to Enter the water of high pressure, water is spouting from the through hole on dirt removal pipe, so as to be rinsed to the outer wall of permeable mass, such flushing side Formula, then coordinate back flush mode commonly used in the art, the foreign matter that can be allowed on permeable mass departs to greatest extent, finally by row Sewage is discharged at the mouth of a river, the final cleaning for realizing the present invention.The setting of dirt removal pipe of the present invention, compared with the mode of vibrations decontamination, Have the characteristics that efficient, energy consumption is small, mute.The present invention is used for the filtering of swimming-pool water, purification.
Brief description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment Attached drawing is briefly described.Obviously, described attached drawing is the part of the embodiment of the present invention, rather than is all implemented Example, those skilled in the art without creative efforts, can also obtain other designs according to these attached drawings Scheme and attached drawing.
Fig. 1 is the structure diagram that spud leg has the embodiment of the present invention.
Embodiment
Carried out clearly below with reference to the technique effect of the design of embodiment and attached drawing to the present invention, concrete structure and generation Chu, be fully described by, to be completely understood by the purpose of the present invention, feature and effect.Obviously, described embodiment is this hair Bright part of the embodiment, rather than whole embodiments, based on the embodiment of the present invention, those skilled in the art is not paying The other embodiment obtained on the premise of creative work, belongs to the scope of protection of the invention.In addition, be previously mentioned in text All connection/connection relations, not singly refer to component and directly connect, and refer to be added deduct by adding according to specific implementation situation Few couple auxiliary, to form more preferably draw bail.Each technical characteristic in the present invention, in the premise of not conflicting conflict Under can be with combination of interactions.
With reference to Fig. 1, this is the embodiment of the present invention, specifically:
A kind of percolating filter, including filtrate housing 1, the inner cavity of filtrate housing 1 are equipped with upper spacer 2 and lower clapboard 3, on every The inner cavity is divided into epicoele 11, lumen 12, cavity of resorption 13 by plate 2 and lower clapboard 3 from top to bottom, in upper spacer 2 and lower clapboard 3 Portion is equipped with connecting seat 4, and dirt removal pipe 5 is equipped between described two connecting seats 4, and the hole wall of dirt removal pipe 5 is equipped with several through holes, The lower end closed of dirt removal pipe 5, all dirt removal pipes 5 are connected with flush pipe 6, and the entrance that flush pipe 6 connects is located at filtrate housing 1 Outside, the leakage tube assembly being distributed on around dirt removal pipe 5 is equipped between upper spacer 2 and lower clapboard 3, leakage tube assembly includes tubulose Permeable mass, permeable mass lower end closed, permeable mass are equipped with permeation interspaces, and the water that the permeation interspaces can allow outside permeable mass is into infiltrating In the tube chamber of saturating body, the tube chamber of permeable mass is connected with epicoele 11, the lower end closed of permeable mass, and epicoele 11 is equipped with filtered water outlet 14, the upper end and upper spacer 2 for leaking tube assembly are tightly connected, and the lower end for leaking tube assembly is connected with lower clapboard 3, on lower clapboard 3 Equipped with several through flow holes, the through flow hole is located at the side of leakage tube assembly, and lumen 12, cavity of resorption 13 are equipped with water entrance 15, filtrate housing 1 is equipped with discharge outlet 16.In use, allowing swimming-pool water to enter filtrate housing from water entrance, then water oozes In the tube chamber of saturating body, then flow out from drainage mouth, foreign matters can be detained by permeable mass, foreign matter in filtrate housing, so that real Existing drainage.During cleaning, flush pipe is allowed to be passed through the water of high pressure, water is spouting from the through hole on dirt removal pipe, so as to permeable mass Outer wall is rinsed, such backwashing manner, then coordinates back flush mode commonly used in the art, can allow foreign matter on permeable mass Depart to greatest extent, discharge sewage finally by discharge outlet, the final cleaning for realizing the present invention.Dirt removal pipe of the present invention is set Put, compared with the mode of vibrations decontamination, have the characteristics that efficient, energy consumption is small, mute.
For the ease of carrying out cleaning repeatedly to the inner cavity of filtrate housing 1, flush port 17, water are additionally provided with filtrate housing 1 From flush port into going out from discharge outlet, there is provided more a kind of cleaning way.
Leakage tube assembly further includes helical spring 7, and the helical spring 7 is located in the tube chamber of permeable mass.
The permeable mass that the present embodiment uses is formed by more nylon wire braidings, and nylon wire is not easy to be adhered to by foreign matter, also not Inorganic salts can be discharged under slightly sour environment as the sandstone in sand cylinder, avoid the inner cavity nutrition of filtrate housing to greatest extent Change.
Connecting seat 4 can rotate on upper spacer 2 and lower clapboard 3, in the driving lower connecting base 4 of the water jets under high pressure of peripheral jet It can rotate, so allow flush pipe to carry out the cleaning of multi-angle to leakage tube assembly.
The better embodiment of the present invention is illustrated above, but the present invention is not limited to the embodiment, Those skilled in the art can also make a variety of equivalent modifications or replacement on the premise of without prejudice to spirit of the invention, this Equivalent modification or replacement are all contained in the application claim limited range a bit.

Claims (5)

1. a kind of percolating filter, including filtrate housing (1), it is characterised in that:The inner cavity of filtrate housing (1) is equipped with upper spacer (2) and lower clapboard (3), upper spacer (2) and lower clapboard (3) by the inner cavity be divided into from top to bottom epicoele (11), lumen (12), Connecting seat (4) is equipped with the middle part of cavity of resorption (13), upper spacer (2) and lower clapboard (3), is equipped between described two connecting seats (4) Dirt removal pipe (5), the hole wall of dirt removal pipe (5) are equipped with several through holes, the lower end closed of dirt removal pipe (5), all dirt removal pipes (5) Connected with flush pipe (6), the entrance of flush pipe (6) connection is located at filtrate housing (1) outside, between upper spacer (2) and lower clapboard (3) Equipped with the leakage tube assembly being distributed on around dirt removal pipe (5), leakage tube assembly includes the permeable mass of tubulose, end seal under permeable mass Close, permeable mass is equipped with permeation interspaces, and the water that the permeation interspaces can allow outside permeable mass enters in the tube chamber of permeable mass, permeable mass Tube chamber connected with epicoele (11), the lower end closed of permeable mass, epicoele (11) is equipped with filtered water outlet (14), leaks tube assembly Upper end is tightly connected with upper spacer (2), and the lower end for leaking tube assembly is connected with lower clapboard (3), and lower clapboard (3) is equipped with several Through flow hole, the through flow hole are located at the side of leakage tube assembly, and lumen (12), cavity of resorption (13) are equipped with water entrance (15), mistake Filter housing body (1) is equipped with discharge outlet (16).
A kind of 2. percolating filter according to claim 1, it is characterised in that:Filtrate housing is additionally provided with flush port on (1) (17)。
A kind of 3. percolating filter according to claim 1, it is characterised in that:Leakage tube assembly further includes helical spring (7), the helical spring (7) is located in the tube chamber of permeable mass.
A kind of 4. percolating filter according to claim 1, it is characterised in that:The permeable mass is woven by more nylon wires Form.
A kind of 5. percolating filter according to claim 1, it is characterised in that:Connecting seat (4) can upper spacer (2) and under Partition plate rotates on (3).
CN201711363711.5A 2017-12-18 2017-12-18 A kind of percolating filter Pending CN108014534A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711363711.5A CN108014534A (en) 2017-12-18 2017-12-18 A kind of percolating filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711363711.5A CN108014534A (en) 2017-12-18 2017-12-18 A kind of percolating filter

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108704358A (en) * 2018-05-23 2018-10-26 海宁鼎合工程技术开发有限公司 A kind of novel vertical industry process for purifying water with backwashing function
CN108786463A (en) * 2018-06-29 2018-11-13 佛山市澳霆环境设备制造有限公司 A kind of percolating filter convenient for cleaning

Citations (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19803083A1 (en) * 1998-01-28 1999-07-29 Knecht Filterwerke Gmbh Continuously operating backwash filter
CN1235059A (en) * 1998-05-06 1999-11-17 永冈忠义 Filtering device
US20040245160A1 (en) * 2003-06-04 2004-12-09 Rudiger Lennartz Back-wash filter
CN2757893Y (en) * 2004-12-29 2006-02-15 李捷 Infiltration purification treatment device
CN2759563Y (en) * 2004-12-29 2006-02-22 浙江德安新技术发展有限公司 On-line back flush filtering device
DE202005018852U1 (en) * 2005-12-01 2007-04-12 Boll & Kirch Filter Filter comprising open-ended filter cartridges and rotating staggered backflush manifolds comprises flow-concentrating inserts that force backflush streams to flow along filter wall and also transversely
US20100193426A1 (en) * 2007-03-23 2010-08-05 Kuebler Udo Filter system
CN101869786A (en) * 2010-07-21 2010-10-27 成都易态科技有限公司 Filter element assembly for cross-flow filtration
CN202410307U (en) * 2011-12-20 2012-09-05 西安龙源环保科技工程有限责任公司 Filter-element type high-temperature iron-removal filter
CN102762271A (en) * 2010-02-25 2012-10-31 住友电气工业株式会社 Device and method for treating ballast water for ship
CN203139758U (en) * 2013-03-21 2013-08-21 瑞安市金邦喷淋技术有限公司 Multi-filter core backwashing self-cleaning filter sieve
CN103432810A (en) * 2013-09-06 2013-12-11 上海滤威过滤系统有限公司 Backwashing filter
CN103446789A (en) * 2012-05-30 2013-12-18 上海安鼎济水处理科技有限公司 Swimming pool water filtration device
CN104045176A (en) * 2014-06-25 2014-09-17 苏州帝瀚环保科技有限公司 Filtering system and filtering method for deep treatment of industrial wastewater
CN204637807U (en) * 2015-04-21 2015-09-16 山推工程机械股份有限公司 A kind of filter element of duster cleaning equipment
CN205412418U (en) * 2016-02-26 2016-08-03 浙江大学 Wastewater filtering device is bred to beasts and birds
CN107398108A (en) * 2017-09-15 2017-11-28 王家骐 PE millipore filters
CN207886782U (en) * 2017-12-18 2018-09-21 佛山市澳霆环境设备制造有限公司 A kind of percolating filter

Patent Citations (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19803083A1 (en) * 1998-01-28 1999-07-29 Knecht Filterwerke Gmbh Continuously operating backwash filter
CN1235059A (en) * 1998-05-06 1999-11-17 永冈忠义 Filtering device
US6200467B1 (en) * 1998-05-06 2001-03-13 Tadayoshi Nagaoka Filtering device with rotatable backwash tube
US20040245160A1 (en) * 2003-06-04 2004-12-09 Rudiger Lennartz Back-wash filter
CN2757893Y (en) * 2004-12-29 2006-02-15 李捷 Infiltration purification treatment device
CN2759563Y (en) * 2004-12-29 2006-02-22 浙江德安新技术发展有限公司 On-line back flush filtering device
DE202005018852U1 (en) * 2005-12-01 2007-04-12 Boll & Kirch Filter Filter comprising open-ended filter cartridges and rotating staggered backflush manifolds comprises flow-concentrating inserts that force backflush streams to flow along filter wall and also transversely
US20100193426A1 (en) * 2007-03-23 2010-08-05 Kuebler Udo Filter system
CN102762271A (en) * 2010-02-25 2012-10-31 住友电气工业株式会社 Device and method for treating ballast water for ship
CN101869786A (en) * 2010-07-21 2010-10-27 成都易态科技有限公司 Filter element assembly for cross-flow filtration
CN202410307U (en) * 2011-12-20 2012-09-05 西安龙源环保科技工程有限责任公司 Filter-element type high-temperature iron-removal filter
CN103446789A (en) * 2012-05-30 2013-12-18 上海安鼎济水处理科技有限公司 Swimming pool water filtration device
CN203139758U (en) * 2013-03-21 2013-08-21 瑞安市金邦喷淋技术有限公司 Multi-filter core backwashing self-cleaning filter sieve
CN103432810A (en) * 2013-09-06 2013-12-11 上海滤威过滤系统有限公司 Backwashing filter
CN104045176A (en) * 2014-06-25 2014-09-17 苏州帝瀚环保科技有限公司 Filtering system and filtering method for deep treatment of industrial wastewater
CN204637807U (en) * 2015-04-21 2015-09-16 山推工程机械股份有限公司 A kind of filter element of duster cleaning equipment
CN205412418U (en) * 2016-02-26 2016-08-03 浙江大学 Wastewater filtering device is bred to beasts and birds
CN107398108A (en) * 2017-09-15 2017-11-28 王家骐 PE millipore filters
CN207886782U (en) * 2017-12-18 2018-09-21 佛山市澳霆环境设备制造有限公司 A kind of percolating filter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108704358A (en) * 2018-05-23 2018-10-26 海宁鼎合工程技术开发有限公司 A kind of novel vertical industry process for purifying water with backwashing function
CN108786463A (en) * 2018-06-29 2018-11-13 佛山市澳霆环境设备制造有限公司 A kind of percolating filter convenient for cleaning

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Application publication date: 20180511

RJ01 Rejection of invention patent application after publication