BR9103447A - POROUS MEMBRANES OF OXYGEN SEPARATION - Google Patents

POROUS MEMBRANES OF OXYGEN SEPARATION

Info

Publication number: BR9103447A
Authority: BR; Brazil
Prior art keywords: porous membranes; oxygen separation; oxygen; separation; membranes
Prior art date: 1990-08-15

Application number

BR919103447A

Other languages

Portuguese (pt)

Inventor

Eishun Tsuchida

Hiroyuki Nichide

Hiroyoshi Kawakami

Yukiko Sasame

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.)

1990-08-15

Filing date

1991-08-12

Publication date

1992-05-12

1991-08-12 Application filed by Union Carbide Ind Gases Tech filed Critical Union Carbide Ind Gases Tech

1992-05-12 Publication of BR9103447A publication Critical patent/BR9103447A/en

Classifications

- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

BR919103447A 1990-08-15 1991-08-12 POROUS MEMBRANES OF OXYGEN SEPARATION BR9103447A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP21642690		1990-08-15

Publications (1)

Publication Number	Publication Date
BR9103447A true BR9103447A (en)	1992-05-12

Family

ID=16688381

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR919103447A BR9103447A (en)	1990-08-15	1991-08-12	POROUS MEMBRANES OF OXYGEN SEPARATION

Country Status (5)

Country	Link
CN (1)	CN1031623C (en)
BR (1)	BR9103447A (en)
CA (1)	CA2049200A1 (en)
MX (1)	MX9100665A (en)
PT (1)	PT98664A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US8465630B2 (en) *	2008-11-10	2013-06-18	Praxair Technology, Inc.	Oxygen separation assembly and method
CN112850668A (en) *	2019-11-27	2021-05-28	中天科技精密材料有限公司	Chlorine-containing tail gas helium purification system

1991
- 1991-08-12 BR BR919103447A patent/BR9103447A/en not_active IP Right Cessation
- 1991-08-13 PT PT98664A patent/PT98664A/en not_active Application Discontinuation
- 1991-08-14 MX MX9100665A patent/MX9100665A/en unknown
- 1991-08-14 CA CA002049200A patent/CA2049200A1/en not_active Abandoned
- 1991-08-14 CN CN91105800A patent/CN1031623C/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
CN1059672A (en)	1992-03-25
CN1031623C (en)	1996-04-24
PT98664A (en)	1992-06-30
MX9100665A (en)	1992-04-01
CA2049200A1 (en)	1992-02-16

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Legal Events

Date	Code	Title	Description
1998-04-14	FB36	Technical and formal requirements: requirement - article 36 of industrial property law
1998-12-08	FF	Decision: intention to grant
1999-06-29	FG9A	Patent or certificate of addition granted
2013-06-04	B21A	Expiry acc. art. 78, item i of ipl- expiry of the term of protection	Free format text: PATENTE EXTINTE EM 12/08/2011