GB963680A - Process for the manufacture of macroporous filters of plastic material - Google Patents

Process for the manufacture of macroporous filters of plastic material

Info

Publication number
GB963680A
GB963680A GB28427/61A GB2842761A GB963680A GB 963680 A GB963680 A GB 963680A GB 28427/61 A GB28427/61 A GB 28427/61A GB 2842761 A GB2842761 A GB 2842761A GB 963680 A GB963680 A GB 963680A
Authority
GB
United Kingdom
Prior art keywords
plastic material
mould
support
filters
layers
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.)
Expired
Application number
GB28427/61A
Other languages
English (en)
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.)
Mersen SA
Original Assignee
Carbone Lorraine SA
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 Carbone Lorraine SA filed Critical Carbone Lorraine SA
Publication of GB963680A publication Critical patent/GB963680A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/24—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by surface fusion and bonding of particles to form voids, e.g. sintering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters 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
    • B01D29/111—Making filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters 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
    • B01D29/13—Supported filter elements
    • B01D29/15—Supported filter elements arranged for inward flow filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1638—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being particulate
    • B01D39/1653—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being particulate of synthetic origin
    • B01D39/1661—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being particulate of synthetic origin sintered or bonded
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/20—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored
    • B29C67/205—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored comprising surface fusion, and bonding of particles to form voids, e.g. sintering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/10—Filtering material manufacturing
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C08J2327/18—Homopolymers or copolymers of tetrafluoroethylene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Filtering Materials (AREA)
GB28427/61A 1960-08-18 1961-08-04 Process for the manufacture of macroporous filters of plastic material Expired GB963680A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR836081A FR1272579A (fr) 1960-08-18 1960-08-18 Procédé de fabrication de filtres macroporeux en matière plastique notamment en polytétrafluoréthylène

Publications (1)

Publication Number Publication Date
GB963680A true GB963680A (en) 1964-07-15

Family

ID=8737586

Family Applications (1)

Application Number Title Priority Date Filing Date
GB28427/61A Expired GB963680A (en) 1960-08-18 1961-08-04 Process for the manufacture of macroporous filters of plastic material

Country Status (4)

Country Link
BE (1) BE606897A (enrdf_load_stackoverflow)
FR (1) FR1272579A (enrdf_load_stackoverflow)
GB (1) GB963680A (enrdf_load_stackoverflow)
NL (1) NL268329A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0247771A1 (en) * 1986-05-29 1987-12-02 National Research Development Corporation Porous PTFE
EP0653235A1 (en) * 1993-11-16 1995-05-17 Scapa Group Plc Filter
WO1995016551A1 (en) * 1993-12-14 1995-06-22 W.L. Gore & Associates (Uk) Ltd. Fibrillated ptfe surface
GB2283926B (en) * 1993-11-16 1998-01-14 Scapa Group Plc Filter

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3168603A (en) * 1961-10-02 1965-02-02 Phillips Petroleum Co Method and apparatus for preparing sheets of thermoresponsive plastic particulate material
US3336423A (en) * 1964-12-31 1967-08-15 Exxon Research Engineering Co Method of forming a catalytic electrode
GB9007304D0 (en) * 1990-03-31 1990-05-30 Gore W L & Ass Uk Filter element
US5677031A (en) * 1990-03-31 1997-10-14 W. L. Gore & Associates, Inc. Porous PTFE structures

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0247771A1 (en) * 1986-05-29 1987-12-02 National Research Development Corporation Porous PTFE
EP0653235A1 (en) * 1993-11-16 1995-05-17 Scapa Group Plc Filter
GB2283926B (en) * 1993-11-16 1998-01-14 Scapa Group Plc Filter
WO1995016551A1 (en) * 1993-12-14 1995-06-22 W.L. Gore & Associates (Uk) Ltd. Fibrillated ptfe surface

Also Published As

Publication number Publication date
NL268329A (enrdf_load_stackoverflow) 1900-01-01
BE606897A (enrdf_load_stackoverflow) 1900-01-01
FR1272579A (fr) 1961-09-29

Similar Documents

Publication Publication Date Title
GB963680A (en) Process for the manufacture of macroporous filters of plastic material
GB1545290A (en) Vibrating table for the gravimetric separation of fine particles
ZA782341B (en) Process for producing composite powder particles
CA988863A (en) Filter device for filtering out solid impurities entrained in a liquefied material
AU3799072A (en) Process for separating a material composed of several different components, in particular for the recovery of the metal portions from cable scraps
CA926567A (en) Apparatus and process for producing compressed fused foam particle product
GB1046132A (en) Filtering elements and method of manufacture thereof
CH608422A5 (en) Composite material and process for the production thereof
GB824643A (en) Improvements in or relating to the magnetic separation of particles from fine powders
ZA703469B (en) A process for the metal coating of abrasive particles(amended)
USD170640S (en) Humphries tire
AU157348B2 (en) A method of forming shaped articles by sintering polyamide particles
CA584245A (en) Process for forming spherical particles
AU866952A (en) A method of forming shaped articles by sintering polyamide particles
GB1276851A (en) A method of producing reinforcing particles from a powder
GB852343A (en) Improvements relating to the production of senna products
CA571043A (en) Processes and apparatus for producing articles made from a mesh of filaments
GB774937A (en) Apparatus and method for producing elongate metallic bodies
HOCHRAINER Separation of aerosol particles according to size using a new impactor jet(Jet impactor for size separation of aerosol particles)
JPS5221205A (en) Process for production of a silver-oxide base composite material
CA500522A (en) Filtering material, filter unit, and method of making the same
AU213458B2 (en) Process forthe separation of fractions with different properties from mixtures of fine porous catalyst particles
JPS526250A (en) Flying object.
GB961114A (en) An improved pressure forming process
GB897669A (en) Improvements in fluid filter elements