FR2228520B1 - - Google Patents

Info

Publication number
FR2228520B1
FR2228520B1 FR7415733A FR7415733A FR2228520B1 FR 2228520 B1 FR2228520 B1 FR 2228520B1 FR 7415733 A FR7415733 A FR 7415733A FR 7415733 A FR7415733 A FR 7415733A FR 2228520 B1 FR2228520 B1 FR 2228520B1
Authority
FR
France
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.)
Expired
Application number
FR7415733A
Other versions
FR2228520A1 (fr
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.)
AMF Inc
Original Assignee
AMF Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27408386&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FR2228520(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by AMF Inc filed Critical AMF Inc
Publication of FR2228520A1 publication Critical patent/FR2228520A1/fr
Application granted granted Critical
Publication of FR2228520B1 publication Critical patent/FR2228520B1/fr
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D69/00Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/14Dynamic membranes
    • B01D69/141Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes
    • B01D69/1411Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes containing dispersed material in a continuous matrix
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D69/00Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/14Dynamic membranes
    • B01D69/141Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D36/00Filter circuits or combinations of filters with other separating devices
    • B01D36/003Filters in combination with devices for the removal of liquids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D39/00Filtering material for liquid or gaseous fluids
    • B01D39/02Loose filtering material, e.g. loose fibres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D39/00Filtering material for liquid or gaseous fluids
    • B01D39/14Other self-supporting filtering material ; Other filtering material
    • B01D39/16Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1607Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
    • B01D39/1623Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
    • B01D39/163Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin sintered or bonded
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D39/00Filtering material for liquid or gaseous fluids
    • B01D39/14Other self-supporting filtering material ; Other filtering material
    • B01D39/16Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/18Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being cellulose or derivatives thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D39/00Filtering material for liquid or gaseous fluids
    • B01D39/14Other self-supporting filtering material ; Other filtering material
    • B01D39/20Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2003Glass or glassy material
    • B01D39/2017Glass or glassy material the material being filamentary or fibrous
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2239/00Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04Additives and treatments of the filtering material
    • B01D2239/0471Surface coating material
    • B01D2239/0478Surface coating material on a layer of the filter
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2239/00Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04Additives and treatments of the filtering material
    • B01D2239/0471Surface coating material
    • B01D2239/0492Surface coating material on fibres
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2239/00Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12Special parameters characterising the filtering material
    • B01D2239/1233Fibre diameter
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2239/00Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12Special parameters characterising the filtering material
    • B01D2239/1241Particle diameter
FR7415733A 1973-05-09 1974-05-07 Expired FR2228520B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US35882273A 1973-05-09 1973-05-09
US05/598,097 US4007113A (en) 1973-05-09 1975-07-22 Particulate filter medium and process
US05/597,931 US4007114A (en) 1973-05-09 1975-07-22 Fibrous filter medium and process

Publications (2)

Publication Number Publication Date
FR2228520A1 FR2228520A1 (fr) 1974-12-06
FR2228520B1 true FR2228520B1 (fr) 1980-06-27

Family

ID=27408386

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7415733A Expired FR2228520B1 (fr) 1973-05-09 1974-05-07

Country Status (6)

Country Link
US (2) US4007113A (fr)
AU (1) AU476818B2 (fr)
CA (1) CA1044537A (fr)
DE (1) DE2422426C2 (fr)
FR (1) FR2228520B1 (fr)
GB (1) GB1457034A (fr)

Families Citing this family (101)

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CA1148872A (fr) * 1979-04-06 1983-06-28 Eugene A. Ostreicher Filtre a base de silice cationique, colloidale, minerale
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US4278551A (en) * 1979-07-30 1981-07-14 Amf Incorporated Wound cartridge filters
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US4288462A (en) * 1980-02-04 1981-09-08 Amf Incorporated Method for removing cationic contaminants from beverages
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US4473474A (en) * 1980-10-27 1984-09-25 Amf Inc. Charge modified microporous membrane, process for charge modifying said membrane and process for filtration of fluid
US4708803A (en) * 1980-10-27 1987-11-24 Cuno Incorporated Liquid filtration using hydrophilic cationic isotropic microporous nylon membrane
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US4361486A (en) * 1981-04-28 1982-11-30 Amf Incorporated Filter media, method for oxidizing and removing soluble iron, method for removing and inactivating microorganisms, and particulate filter aid
US4743418A (en) * 1981-05-29 1988-05-10 Cuno Incorporated Process for charge modifying a microporous membrane
US4737291A (en) * 1981-05-29 1988-04-12 Cuno Incorporated Charge modified microporous membrane
US4523995A (en) * 1981-10-19 1985-06-18 Pall Corporation Charge-modified microfiber filter sheets
US4511473A (en) * 1982-02-09 1985-04-16 Amf Incorporated Fibrous media containing millimicron-sized particulates
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US4617124A (en) * 1982-07-13 1986-10-14 Pall Corporation Polymeric microfibrous filter sheet, preparation and use
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US4496461A (en) * 1983-06-17 1985-01-29 Amf Incorporated Chromatography column
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US5554288A (en) * 1993-12-28 1996-09-10 Little Rapids Corporation Disposable filters and manufacturing process
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AU725939B2 (en) * 1996-07-30 2000-10-26 3M Innovative Properties Company Filter sheet and process for purifying photoresist composition employing the filter sheet
US6576139B1 (en) 1996-07-30 2003-06-10 Kenneth C. Hou Process for purifying photoresist composition employing a filter sheet
US5882517A (en) * 1996-09-10 1999-03-16 Cuno Incorporated Porous structures
JP3363051B2 (ja) * 1997-02-21 2003-01-07 丸善石油化学株式会社 ビニルフェノール系重合体の金属除去法
US7132119B1 (en) 1997-04-08 2006-11-07 Pall Corporation Method for producing beer
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WO1999000172A1 (fr) * 1997-06-26 1999-01-07 Asahi Medical Co., Ltd. Milieu filtrant pour leucopherese
US6471868B1 (en) * 1998-04-10 2002-10-29 Fuji Photo Film Co., Ltd. Method of preparing glass fiber filter
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US6939466B2 (en) * 1998-08-17 2005-09-06 Cuno Incorporated Graded particle-size retention filter medium for fluid filtration unit with improved edge seal
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Also Published As

Publication number Publication date
GB1457034A (en) 1976-12-01
FR2228520A1 (fr) 1974-12-06
US4007113A (en) 1977-02-08
AU476818B2 (en) 1976-10-07
US4007114A (en) 1977-02-08
AU6854674A (en) 1975-11-06
CA1044537A (fr) 1978-12-19
DE2422426A1 (de) 1974-11-28
DE2422426C2 (de) 1986-04-30

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TP Transmission of property
ST Notification of lapse