FR2019231A1 - - Google Patents

Info

Publication number
FR2019231A1
FR2019231A1 FR6933340A FR6933340A FR2019231A1 FR 2019231 A1 FR2019231 A1 FR 2019231A1 FR 6933340 A FR6933340 A FR 6933340A FR 6933340 A FR6933340 A FR 6933340A FR 2019231 A1 FR2019231 A1 FR 2019231A1
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.)
Withdrawn
Application number
FR6933340A
Other languages
French (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.)
General Electric Co
Original Assignee
General Electric 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 General Electric Co filed Critical General Electric Co
Publication of FR2019231A1 publication Critical patent/FR2019231A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • B01D69/1213—Laminated layers
    • 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
    • C08J9/26—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a solid phase from a macromolecular composition or article, e.g. leaching out

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)
  • Separation Using Semi-Permeable Membranes (AREA)
FR6933340A 1968-09-30 1969-09-30 Withdrawn FR2019231A1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US76387968A 1968-09-30 1968-09-30

Publications (1)

Publication Number Publication Date
FR2019231A1 true FR2019231A1 (enrdf_load_stackoverflow) 1970-06-26

Family

ID=25069065

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6933340A Withdrawn FR2019231A1 (enrdf_load_stackoverflow) 1968-09-30 1969-09-30

Country Status (5)

Country Link
JP (1) JPS4817589B1 (enrdf_load_stackoverflow)
DE (1) DE1948645A1 (enrdf_load_stackoverflow)
FR (1) FR2019231A1 (enrdf_load_stackoverflow)
GB (1) GB1267167A (enrdf_load_stackoverflow)
NL (1) NL6914801A (enrdf_load_stackoverflow)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6029282B2 (ja) * 1976-09-03 1985-07-10 旭化成株式会社 半透膜及びその製造方法
DE2808222C3 (de) * 1978-02-25 1981-09-03 Battelle-Institut E.V., 6000 Frankfurt Verfahren zur Herstellung von Composite-Membranen
JPS54153779A (en) * 1978-05-25 1979-12-04 Kuraray Co Ltd Preparation of polyvinyl alcohol base selective transmission membrane
US4415608A (en) 1982-01-15 1983-11-15 Uop Inc. Continuous production of polymethylpentene membranes
JPS6319434A (ja) * 1986-07-10 1988-01-27 Nifco Inc 伸縮式オイルダンパ−
DE3707054A1 (de) * 1987-03-05 1988-09-15 Akzo Gmbh Verfahren zum herstellen einer zweischichtmembran
JP3389569B2 (ja) * 1998-02-18 2003-03-24 ラティス インテレクチュアル プロパティー リミテッド 透過性ガス分離材料を形成する方法
CN112933980B (zh) * 2021-01-29 2022-04-19 三明学院 一种噻吩选择性MoSe2-rGO泡沫复合膜及其制备方法、分离噻吩的方法

Also Published As

Publication number Publication date
NL6914801A (enrdf_load_stackoverflow) 1970-04-01
DE1948645A1 (de) 1970-04-09
JPS4817589B1 (enrdf_load_stackoverflow) 1973-05-30
GB1267167A (enrdf_load_stackoverflow) 1972-03-15

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Legal Events

Date Code Title Description
ST Notification of lapse