BE489619A - - Google Patents

Info

Publication number
BE489619A
BE489619A BE489619DA BE489619A BE 489619 A BE489619 A BE 489619A BE 489619D A BE489619D A BE 489619DA BE 489619 A BE489619 A BE 489619A
Authority
BE
Belgium
Application number
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.)
Publication of BE489619A publication Critical patent/BE489619A/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/38—Polyalkenylalcohols; Polyalkenylesters; Polyalkenylethers; Polyalkenylaldehydes; Polyalkenylketones; Polyalkenylacetals; Polyalkenylketals
    • B01D71/383—Polyvinylacetates
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S424/00—Drug, bio-affecting and body treating compositions
    • Y10S424/07—Microporous membranes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • External Artificial Organs (AREA)
BE489619D 1948-07-26 BE489619A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR827197X 1948-07-26

Publications (1)

Publication Number Publication Date
BE489619A true BE489619A (fr)

Family

ID=9283218

Family Applications (1)

Application Number Title Priority Date Filing Date
BE489619D BE489619A (fr) 1948-07-26

Country Status (6)

Country Link
US (1) US2563644A (fr)
BE (1) BE489619A (fr)
DE (1) DE827197C (fr)
FR (1) FR969911A (fr)
GB (1) GB658166A (fr)
NL (1) NL71741C (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2894289A (en) * 1956-03-01 1959-07-14 Dow Chemical Co Method of making permeselective membranes
US2944017A (en) * 1956-12-17 1960-07-05 Millipore Filter Corp Filter medium
US2950504A (en) * 1957-05-20 1960-08-30 Suzuki Shigemasa Process for molding hard polyvinyl chloride
DE1119229B (de) * 1959-10-19 1961-12-14 Diether Vitzthum Dipl Chem Verfahren zum Trennen von verdampfbaren Fluessigkeitsgemischen organischer oder anorganisch-organischer Zusammensetzung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE649233C (de) * 1934-03-31 1937-08-18 Kodak Akt Ges Verfahren zur Gewinnung von Halogenen aus ihren Loesungen
US2056796A (en) * 1934-04-26 1936-10-06 Du Pont Polyvinyl resin compositions and process of preparing same
US2046378A (en) * 1934-12-22 1936-07-07 Duplate Corp Method of plasticizing a resin and forming it into a sheet
US2148062A (en) * 1938-11-28 1939-02-21 Monsanto Chemicals Method of forming polyvinyl acetal resin sheets
US2338787A (en) * 1939-01-10 1944-01-11 United Shoe Machinery Corp Method of making articles
FR843823A (fr) * 1945-05-03 1939-07-11 La Viscose Francaise Soc D Procédé de fabrication d'objets rétractiles extensibles, par exemple, capes, ou bagues de bouchage pour flacons

Also Published As

Publication number Publication date
US2563644A (en) 1951-08-07
GB658166A (en) 1951-10-03
NL71741C (fr)
FR969911A (fr) 1950-12-27
DE827197C (de) 1952-01-07

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