MX9305928A - Cuonjunto de pantalla para lavado inverso con aire y agua de un filtro de medio. - Google Patents

Cuonjunto de pantalla para lavado inverso con aire y agua de un filtro de medio.

Info

Publication number
MX9305928A
MX9305928A MX9305928A MX9305928A MX9305928A MX 9305928 A MX9305928 A MX 9305928A MX 9305928 A MX9305928 A MX 9305928A MX 9305928 A MX9305928 A MX 9305928A MX 9305928 A MX9305928 A MX 9305928A
Authority
MX
Mexico
Prior art keywords
air
water
filter
medium filter
display kit
Prior art date
Application number
MX9305928A
Other languages
English (en)
Inventor
Michael J O'brien
Eli Salem
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 MX9305928A publication Critical patent/MX9305928A/es

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D24/00Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/02Filters 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
    • B01D24/20Filters 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 provided in an open container
    • B01D24/22Downward filtration, the filter material being supported by pervious surfaces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D24/00Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/46Regenerating the filtering material in the filter
    • B01D24/4631Counter-current flushing, e.g. by air
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D24/00Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/46Regenerating the filtering material in the filter
    • B01D24/4694Regenerating the filtering material in the filter containing filter material retaining means (e.g. screens, balls) placed on the surface of the filter material

Abstract

Se describe un sistema de pantalla que reduce de manera significativa la pérdida del medio causada por la turbulencia encontrada durante el lavado inverso con gas y liquido de un lecho de filtro de un medio discreto. Cuando se posiciona alrededor de una artesa o salida de recolección del filtro, el sistema de pantalla desvía las burbujas de gas que suben, alejándolas de la artesa de recolección , y desacopla al medio del filtro del liquido de lavado inverso.
MX9305928A 1992-09-25 1993-09-27 Cuonjunto de pantalla para lavado inverso con aire y agua de un filtro de medio. MX9305928A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/951,203 US5207905A (en) 1992-09-25 1992-09-25 Baffle assembly for air and water backwash of a media filter

Publications (1)

Publication Number Publication Date
MX9305928A true MX9305928A (es) 1994-06-30

Family

ID=25491414

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9305928A MX9305928A (es) 1992-09-25 1993-09-27 Cuonjunto de pantalla para lavado inverso con aire y agua de un filtro de medio.

Country Status (4)

Country Link
US (1) US5207905A (es)
JP (1) JPH06190207A (es)
GB (1) GB2270855B (es)
MX (1) MX9305928A (es)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5227077A (en) * 1992-02-26 1993-07-13 Baker Hughes Incorporated Launder with baffle system for recovering filtration media in solution
FR2705583B1 (fr) * 1993-05-28 1995-08-18 Degremont Perfectionnements apportés aux dispositifs filtrants pour la clarification de liquide notamment d'eau.
DE4341805C1 (de) * 1993-12-08 1995-01-19 Klein Hans Ulrich Dipl Ing Verfahren und Vorrichtung zum biologischen Reinigen von Wasser
US5610706A (en) * 1994-02-02 1997-03-11 Thermo Jarrell Ash Corporation Analysis system
AU712455B2 (en) * 1996-02-15 1999-11-04 Siemens Industry, Inc. Granular media filter including media settler assembly
US5779895A (en) * 1996-02-15 1998-07-14 General Filter Company Granular media filter including media settler assembly
US5759387A (en) * 1996-09-26 1998-06-02 Essef Corporation Grey water filter tank recovery system and filter backwashing system
WO1999064359A1 (en) * 1998-06-09 1999-12-16 Noyes-Tipton, L.L.C. Wastewater treatment system
AU2001249574A1 (en) 2000-03-29 2001-10-08 Ecokasa Incorporated Nitrogen reduction wastewater treatment system
EP1599269B1 (en) * 2003-01-29 2009-11-18 Wwetco, Llc Apparatus and method for filtering fluids
US8002982B2 (en) * 2005-12-19 2011-08-23 All Service Contracting Corporation Deflector for a water/wastewater filtration tank
CN100431657C (zh) * 2006-04-21 2008-11-12 浙江德安新技术发展有限公司 一种过滤池
US8118999B2 (en) * 2008-09-25 2012-02-21 Jeffrey Swain Swirling air injected pool filter
KR100930634B1 (ko) * 2009-07-02 2009-12-09 김지수 여과재 손실 저감용 트러프 장치
US8152998B2 (en) * 2010-05-28 2012-04-10 Ashbrook Simon-Hartley, LP Screenless granular media filters and methods of use
JP2015027646A (ja) * 2013-07-30 2015-02-12 水道機工株式会社 ろ過装置
US9827548B2 (en) 2014-07-02 2017-11-28 Ali Aghababai Beni Baffle assembly for a reactor
US20160354711A1 (en) 2015-06-03 2016-12-08 Ronald F. Malone Embedded Influent Diffuser for Floating Media Filter

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US798473A (en) * 1904-06-07 1905-08-29 William W Wilson Filtering apparatus.
US1069737A (en) * 1911-03-13 1913-08-12 William A Stevenson Method of cleaning filter-beds.
US2453345A (en) * 1945-06-28 1948-11-09 American Viscose Corp Filtering apparatus
US2679319A (en) * 1951-12-20 1954-05-25 Walker Process Equipment Inc Apparatus for backflushing sectional filters
US2888140A (en) * 1958-08-08 1959-05-26 Raymond E Hebert Filter baffles
US3286842A (en) * 1962-07-03 1966-11-22 Jong George E De Filter apparatus
US3313420A (en) * 1963-10-07 1967-04-11 Hirsch A Adler Perforated equalization baffles for backwashing rapid sand filters and parallel applications
US4076625A (en) * 1976-01-16 1978-02-28 General Filter Company Baffle and wash trough assembly for granular-media filters
FR2479011B1 (fr) * 1980-03-26 1989-06-16 Degremont Sa Dispositif pour la distribution de l'eau sur un filtre a remplissage de materiaux granulaires et la reprise de l'eau de lavage dudit filtre
US4479880A (en) * 1982-04-21 1984-10-30 Permutit-Boby Limited Method and apparatus for deflecting granular material away from the outlet of a filtration bed
GB2118452B (en) * 1982-04-21 1986-06-18 Permutit Boby Ltd Filtration method and apparatus
US5154824A (en) * 1991-08-16 1992-10-13 Gierlich-Mitchell, Inc. Granular media filtration system with improved backwashing

Also Published As

Publication number Publication date
GB2270855B (en) 1996-06-19
GB9319736D0 (en) 1993-11-10
US5207905A (en) 1993-05-04
GB2270855A (en) 1994-03-30
JPH06190207A (ja) 1994-07-12

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