JPS4959356A - - Google Patents

Info

Publication number
JPS4959356A
JPS4959356A JP48078946A JP7894673A JPS4959356A JP S4959356 A JPS4959356 A JP S4959356A JP 48078946 A JP48078946 A JP 48078946A JP 7894673 A JP7894673 A JP 7894673A JP S4959356 A JPS4959356 A JP S4959356A
Authority
JP
Japan
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
JP48078946A
Other languages
Japanese (ja)
Other versions
JPS5411945B2 (online.php
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 filed Critical
Publication of JPS4959356A publication Critical patent/JPS4959356A/ja
Publication of JPS5411945B2 publication Critical patent/JPS5411945B2/ja
Expired 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
    • B01D24/46—Regenerating the filtering material in the filter
    • B01D24/4631—Counter-current flushing, e.g. by air
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
  • Filtering Materials (AREA)
JP7894673A 1972-08-21 1973-07-14 Expired JPS5411945B2 (online.php)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00282520A US3814247A (en) 1972-08-21 1972-08-21 Method of filtering

Publications (2)

Publication Number Publication Date
JPS4959356A true JPS4959356A (online.php) 1974-06-08
JPS5411945B2 JPS5411945B2 (online.php) 1979-05-18

Family

ID=23081875

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7894673A Expired JPS5411945B2 (online.php) 1972-08-21 1973-07-14

Country Status (2)

Country Link
US (1) US3814247A (online.php)
JP (1) JPS5411945B2 (online.php)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3953333A (en) * 1975-04-21 1976-04-27 Hydromation Filter Company Method and apparatus for rejuvenating a bed of granular filter medium
US4166037A (en) * 1975-05-30 1979-08-28 Societe Pica Activated carbon filter having plural layers
JPS5290865A (en) * 1976-01-26 1977-07-30 Kurita Water Ind Ltd Method of washing filter apparatus
US4190533A (en) * 1976-02-12 1980-02-26 Amsted Industries Incorporated Filter method
US4197205A (en) * 1977-05-31 1980-04-08 Gene Hirs Deep bed filter
US4197208A (en) * 1978-02-21 1980-04-08 Gene Hirs Synthetic granular filter material
US4225443A (en) * 1978-03-22 1980-09-30 The Taulman Company Sintered-glass-granule filter medium
US4326964A (en) * 1979-03-23 1982-04-27 Gene Hirs Granular filter medium
WO1981002844A1 (en) * 1980-04-04 1981-10-15 G Hirs Filter medium and method of making same
US4743382A (en) * 1980-08-06 1988-05-10 The State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Oregon State University Method and apparatus for separating suspended solids from liquids
US4737280A (en) * 1980-09-17 1988-04-12 Phillips Petroleum Company Separation of solid polymers and liquid diluent
US4608181A (en) * 1983-03-25 1986-08-26 Neptune Microfloc, Inc. Water filtration apparatus having upflow buoyant media filter and downflow nonbuoyant media filter
US5047146A (en) * 1990-02-23 1991-09-10 Aquatic Amusement Associates, Ltd. Bidirectional flow vacuum filter for a swimming pool having influent and effluent conduits as structural members
US5350505A (en) * 1993-03-01 1994-09-27 Jet, Inc. Plastic media filter
US5449453A (en) * 1993-03-01 1995-09-12 Jet, Inc. Plastic media filter
US5413749A (en) 1993-06-04 1995-05-09 Wheelabrator Engineered Systems Inc. Process of making beads for a liquid purification bed
CN1031691C (zh) * 1993-11-01 1996-05-01 梁克诚 渗渠式水下净水装置
US5932092A (en) * 1996-06-13 1999-08-03 Hawk; William D. Filtering apparatus having positively buoyant and negatively buoyant particulate
US5723043A (en) * 1996-06-13 1998-03-03 Hawk; William D. Filtering apparatus having positively buoyant and negatively buoyant particulate
US6383376B1 (en) 1999-01-21 2002-05-07 Pierre Beauchamp Method and apparatus for filtering a liquid
US6238556B1 (en) 1999-10-01 2001-05-29 Fluid Art Technologies, Llc Filtration system including a back washable pre-filtration apparatus
US6319400B1 (en) 2000-10-18 2001-11-20 Gene Hirs Deep bed filtration system
US20040256304A1 (en) * 2001-01-19 2004-12-23 Perry Carlos V. Recirculating filter
US6767457B2 (en) * 2001-01-19 2004-07-27 Ez Set Tank Company Recirculating filter
US6966987B1 (en) * 2002-01-11 2005-11-22 Process Efficiency Products, Inc. Tangentially fed media filter method and apparatus
JP2006139932A (ja) * 2004-11-10 2006-06-01 Pentax Corp 有機エレクトロルミネセンス素子、および有機エレクトロルミネセンス素子の製造方法
US20070102337A1 (en) * 2005-11-08 2007-05-10 Gene Hirs Deep bed filter
FR2910460B1 (fr) * 2006-12-26 2010-09-17 Degremont Dispositif et procede de filtration d'eau, en particulier d'eaux de surface
US7553418B2 (en) * 2007-08-18 2009-06-30 Khudenko Engineering, Inc. Method for water filtration
US8152998B2 (en) 2010-05-28 2012-04-10 Ashbrook Simon-Hartley, LP Screenless granular media filters and methods of use
US20130134100A1 (en) * 2011-11-28 2013-05-30 Celanese Acetate Llc Compacted Filter Beds Comprising Non-Sintered, Buoyant Filter Media and Methods Relating Thereto
GB201301028D0 (en) * 2012-12-04 2013-03-06 Enhydra Ltd Filtration arrangement and method
JP6556419B2 (ja) * 2013-09-25 2019-08-07 三菱重工エンジニアリング株式会社 浄化装置及び浄化装置の逆洗方法
US10829400B2 (en) * 2015-03-20 2020-11-10 Aqua Clara International Incorporated Manifold 3-stage water filtration system with heavy metals removal
US11351486B2 (en) 2019-07-17 2022-06-07 Walter Tom Kemmer Internal reticulated foam filter for a water filtration tank
US11331616B2 (en) * 2020-09-25 2022-05-17 Mark Henderson Pool filter assembly
US12491453B1 (en) * 2025-06-17 2025-12-09 Tina Jin Method of making a filter with ground animal bone granules and filtering therewith

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2723761A (en) * 1949-02-24 1955-11-15 Cooperatieve Suikerfabriek En Method and device for the purification or preparation of liquids
US2773829A (en) * 1954-01-11 1956-12-11 Ronald W Hunting Process and apparatus for subsurface washing
GB932537A (en) * 1961-11-30 1963-07-31 Martin J Berardi Improved filter for liquids
US3436260A (en) * 1964-09-23 1969-04-01 Union Tank Car Co Method for cleaning filter bed for sugar liquor
US3276585A (en) * 1965-10-22 1966-10-04 Fuller Co Filtration process
US3550774A (en) * 1968-01-09 1970-12-29 Hydromation Eng Co Method of and apparatus for filtering

Also Published As

Publication number Publication date
US3814247A (en) 1974-06-04
JPS5411945B2 (online.php) 1979-05-18

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