CA2016404A1 - Crepine pour collecteur d'evacuation - Google Patents

Crepine pour collecteur d'evacuation

Info

Publication number
CA2016404A1
CA2016404A1 CA2016404A CA2016404A CA2016404A1 CA 2016404 A1 CA2016404 A1 CA 2016404A1 CA 2016404 A CA2016404 A CA 2016404A CA 2016404 A CA2016404 A CA 2016404A CA 2016404 A1 CA2016404 A1 CA 2016404A1
Authority
CA
Canada
Prior art keywords
strainer assembly
body member
openings
tier
floor
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.)
Granted
Application number
CA2016404A
Other languages
English (en)
Other versions
CA2016404C (fr
Inventor
Alfonse J. Soriente
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.)
Marmon Industrial Water LLC
Original Assignee
Graver Co
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 Graver Co filed Critical Graver Co
Publication of CA2016404A1 publication Critical patent/CA2016404A1/fr
Application granted granted Critical
Publication of CA2016404C publication Critical patent/CA2016404C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
    • B01D24/10—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container
    • B01D24/12—Downward filtration, the filtering material being supported by pervious surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/46—Regenerating the filtering material in the filter
    • B01D24/4626—Construction of spray heads specially adapted for regeneration of the filter material or for filtrate discharging

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
CA002016404A 1989-07-11 1990-05-09 Crepine pour collecteur d'evacuation Expired - Fee Related CA2016404C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US378,261 1989-07-11
US07/378,261 US5028322A (en) 1989-07-11 1989-07-11 Low profile underdrain strainer assembly with improved distribution/fastening means

Publications (2)

Publication Number Publication Date
CA2016404A1 true CA2016404A1 (fr) 1991-01-11
CA2016404C CA2016404C (fr) 2000-11-07

Family

ID=23492396

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002016404A Expired - Fee Related CA2016404C (fr) 1989-07-11 1990-05-09 Crepine pour collecteur d'evacuation

Country Status (6)

Country Link
US (1) US5028322A (fr)
JP (1) JPH03114502A (fr)
AU (1) AU627045B2 (fr)
CA (1) CA2016404C (fr)
GB (1) GB2233575B (fr)
IT (1) IT1241991B (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2084976T3 (es) * 1991-06-07 1996-05-16 Sulzer Chemtech Ag Reactor de lecho estacionario para la depuracion biologica de aguas residuales.
US5489388A (en) * 1994-04-12 1996-02-06 The F. B. Leopold Co., Inc. Apparatus and method for improving gas backwash in lateral underdrains
US5658459A (en) * 1995-12-29 1997-08-19 Unites States Filter Corporation Dual velocity strainer
RU2137526C1 (ru) * 1998-04-16 1999-09-20 Государственное предприятие "НПО. Техномаш" Дренажно-распределительное устройство ионообменного фильтра
KR100367097B1 (ko) * 2000-01-10 2003-01-14 주식회사 한국건설관리공사 집수장치용 스트레이너
US6982034B2 (en) 2001-09-10 2006-01-03 Rg Delaware, Inc. Underdrain system
KR100540262B1 (ko) * 2002-05-23 2006-01-16 문병실 하부집수장치의 보수구조 및 보수방법
EP1556381B1 (fr) 2002-09-26 2008-02-20 Pfizer Limited Pyrazole amides destines au traitement d'infections par le vih
RU2254899C1 (ru) * 2004-02-03 2005-06-27 Иванюк Виктор Николаевич Фильтрующий колпачок
KR100572352B1 (ko) 2004-08-24 2006-04-24 (주)삼동비엔에프 하부집수장치의 개량보수구조 및 개량보수방법
RU2295378C2 (ru) * 2005-04-25 2007-03-20 Виктор Николаевич Иванюк Фильтрующий колпачок
JP4945527B2 (ja) * 2008-08-07 2012-06-06 株式会社東芝 蒸気タービン用ノズルボックスおよび蒸気タービン
JP5620199B2 (ja) * 2010-09-02 2014-11-05 ヤンマー株式会社 濾過装置およびストレ−ナ
US8936721B2 (en) 2011-08-05 2015-01-20 Hayward Industries, Inc. Unitary filter tank and an underdrain for filtering a body of water
US9108126B2 (en) 2011-08-05 2015-08-18 Hayward Industries, Inc. Unitary filter tank and an underdrain for filtering a body of water
AU2013100521A4 (en) * 2012-10-04 2013-05-23 Waterco Limited Nozzle plate filter tank assembly
JP7206851B2 (ja) * 2018-11-28 2023-01-18 王子ホールディングス株式会社 ろ過装置、ろ過方法およびろ過装置の洗浄方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US688312A (en) * 1900-04-16 1901-12-10 Omar H Jewell Strainer.
US739621A (en) * 1903-04-24 1903-09-22 Christian Jaeger Liquid-filter.
US1689308A (en) * 1927-04-18 1928-10-30 Stickney Hydraulic Co Hand-controlled water softener
US2622739A (en) * 1946-02-28 1952-12-23 Zander & Ingestroem Filter nozzle
US3081877A (en) * 1957-08-20 1963-03-19 Steinmueller Gmbh L & C Filter nozzle
US3378858A (en) * 1965-06-17 1968-04-23 Jacuzzi Bros Inc Drain assembly
US3625365A (en) * 1969-06-25 1971-12-07 Jacuzzi Bros Inc Underdrain assembly for pool-type filter
US3730348A (en) * 1971-04-19 1973-05-01 Ecodyne Corp Filter screen
US3826375A (en) * 1971-07-19 1974-07-30 Universal Oil Prod Co Liquid-solids contacting chamber with spherical strainer means
US3762559A (en) * 1972-07-17 1973-10-02 Rostone Corp Filter bottom and molded module therefor
US4084750A (en) * 1974-10-23 1978-04-18 The De Laval Separator Company Nozzle assembly for filters
US4102790A (en) * 1976-08-18 1978-07-25 Diaclear, Inc. Filter underdrain
CH627090A5 (fr) * 1978-05-10 1981-12-31 Sulzer Ag
US4608168A (en) * 1981-06-17 1986-08-26 Blue Circle Projects (Proprietary) Ltd. Distribution filter nozzles and filters incorporating same
FR2508338B1 (fr) * 1981-06-25 1987-09-18 Degremont Filtre a remplissage de materiau granulaire
US4476020A (en) * 1981-12-08 1984-10-09 Paterson Candy International Limited Strainer assembly for granular media filters
GB2134806B (en) * 1983-02-07 1986-07-16 English Clays Lovering Pochin A tube pressure filter
US4707257A (en) * 1986-05-29 1987-11-17 The Graver Company Air/water distributor underdrain

Also Published As

Publication number Publication date
IT1241991B (it) 1994-02-02
GB9011979D0 (en) 1990-07-18
IT9048128A0 (it) 1990-07-10
JPH03114502A (ja) 1991-05-15
CA2016404C (fr) 2000-11-07
GB2233575A (en) 1991-01-16
IT9048128A1 (it) 1992-01-10
AU5794390A (en) 1991-01-17
AU627045B2 (en) 1992-08-13
US5028322A (en) 1991-07-02
GB2233575B (en) 1993-02-17

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed