BR8906779A - MEMBRANE FOR SEPARATION OF GASES; PROCESS TO SEPARATE A COMPONENT FROM A GAS MIXTURE OF 02 / N OR C02 / CH4 CONTAINING SUCH COMPONENT; AND POLYESTER MEMBRANE FOR GAS SEPARATION - Google Patents

MEMBRANE FOR SEPARATION OF GASES; PROCESS TO SEPARATE A COMPONENT FROM A GAS MIXTURE OF 02 / N OR C02 / CH4 CONTAINING SUCH COMPONENT; AND POLYESTER MEMBRANE FOR GAS SEPARATION

Info

Publication number: BR8906779A
Authority: BR; Brazil
Prior art keywords: component; separation; membrane; gas; gases
Prior art date: 1988-12-27

Application number

BR898906779A

Other languages

Portuguese (pt)

Inventor

James Hajime Kawakami

Natarajan Muruganadam

George Lewis Brode

Original Assignee

Union Carbide Ind Gases Tech

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.)

1988-12-27

Filing date

1989-12-27

Publication date

1990-08-21

1989-12-06 Priority claimed from US07/443,207 external-priority patent/US5055114A/en

1989-12-27 Application filed by Union Carbide Ind Gases Tech filed Critical Union Carbide Ind Gases Tech

1990-08-21 Publication of BR8906779A publication Critical patent/BR8906779A/en

Links

239000012528 membrane Substances 0.000 title 2
238000000926 separation method Methods 0.000 title 2
239000007789 gas Substances 0.000 title 1
238000000034 method Methods 0.000 title 1
239000000203 mixture Substances 0.000 title 1
229920000728 polyester Polymers 0.000 title 1

BR898906779A 1988-12-27 1989-12-27 MEMBRANE FOR SEPARATION OF GASES; PROCESS TO SEPARATE A COMPONENT FROM A GAS MIXTURE OF 02 / N OR C02 / CH4 CONTAINING SUCH COMPONENT; AND POLYESTER MEMBRANE FOR GAS SEPARATION BR8906779A (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US28966888A	1988-12-27	1988-12-27
US35863189A	1989-05-30	1989-05-30
US07/443,207 US5055114A (en)	1988-12-27	1989-12-06	Semipermeable membranes based on specified tetrabromobisphenol type polyesters

Publications (1)

Publication Number	Publication Date
BR8906779A true BR8906779A (en)	1990-08-21

Family

ID=27403917

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
BR898906777A BR8906777A (en)	1988-12-27	1989-12-27	GAS SEPARATION MEMBRANE AND PROCESS FOR SEPARATING A COMPONENT FROM A GAS MIXTURE OF O2 / N2, CO2 / CH4 OR HE / CH4
BR898906779A BR8906779A (en)	1988-12-27	1989-12-27	MEMBRANE FOR SEPARATION OF GASES; PROCESS TO SEPARATE A COMPONENT FROM A GAS MIXTURE OF 02 / N OR C02 / CH4 CONTAINING SUCH COMPONENT; AND POLYESTER MEMBRANE FOR GAS SEPARATION

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
BR898906777A BR8906777A (en)	1988-12-27	1989-12-27	GAS SEPARATION MEMBRANE AND PROCESS FOR SEPARATING A COMPONENT FROM A GAS MIXTURE OF O2 / N2, CO2 / CH4 OR HE / CH4

Country Status (5)

Country	Link
JP (1)	JPH084729B2 (en)
BR (2)	BR8906777A (en)
CA (1)	CA2006588A1 (en)
DE (1)	DE68925687T3 (en)
MX (1)	MX174474B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP5805982B2 (en) *	2011-04-20	2015-11-10	ユニチカ株式会社	Polyarylate resin film and gas separation membrane

1989
- 1989-12-22 CA CA 2006588 patent/CA2006588A1/en not_active Abandoned
- 1989-12-26 JP JP33525089A patent/JPH084729B2/en not_active Expired - Lifetime
- 1989-12-26 DE DE1989625687 patent/DE68925687T3/en not_active Expired - Fee Related
- 1989-12-26 MX MX1890289A patent/MX174474B/en unknown
- 1989-12-27 BR BR898906777A patent/BR8906777A/en not_active Application Discontinuation
- 1989-12-27 BR BR898906779A patent/BR8906779A/en not_active Application Discontinuation

Also Published As

Publication number	Publication date
MX174474B (en)	1994-05-18
CA2006588A1 (en)	1990-06-27
JPH02273523A (en)	1990-11-08
BR8906777A (en)	1990-09-18
JPH084729B2 (en)	1996-01-24
DE68925687D1 (en)	1996-03-28
DE68925687T3 (en)	1999-06-10
DE68925687T2 (en)	1996-09-26

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Legal Events

Date	Code	Title
1998-05-19	FB36	Technical and formal requirements: requirement - article 36 of industrial property law
1999-07-27	FB36	Technical and formal requirements: requirement - article 36 of industrial property law
2000-08-29	FA8	Dismissal: dismissal - article 36, par. 1 of industrial property law