AU2000234490A1 - Metal bearing membranes - Google Patents

Metal bearing membranes

Info

Publication number
AU2000234490A1
AU2000234490A1 AU2000234490A AU3449000A AU2000234490A1 AU 2000234490 A1 AU2000234490 A1 AU 2000234490A1 AU 2000234490 A AU2000234490 A AU 2000234490A AU 3449000 A AU3449000 A AU 3449000A AU 2000234490 A1 AU2000234490 A1 AU 2000234490A1
Authority
AU
Australia
Prior art keywords
membranes
metal bearing
bearing membranes
free
thinned
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.)
Abandoned
Application number
AU2000234490A
Inventor
Walter Juda
Charles W. Kreuger
R. Todd Lombard
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.)
Juda Walter Associates
Original Assignee
Juda Walter Associates
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 Juda Walter Associates filed Critical Juda Walter Associates
Publication of AU2000234490A1 publication Critical patent/AU2000234490A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0093—Chemical modification
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0083—Thermal after-treatment
    • 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
    • B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
    • 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
    • B01D71/02—Inorganic material
    • B01D71/022—Metals
    • B01D71/0223—Group 8, 9 or 10 metals
    • B01D71/02231—Palladium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
    • C01B3/501—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by diffusion
    • C01B3/503—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by diffusion characterised by the membrane
    • C01B3/505—Membranes containing palladium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/12—Specific ratios of components used

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Hydrogen, Water And Hydrids (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • ing And Chemical Polishing (AREA)

Abstract

A new method of creating thin free-standing pin hole-free hydrogen-selective palladium-bearing membranes that comprises thinning cold-rolled membranes by chemical etching or electrochemically electrolyzing of at least one membrane surface, and novel membranes produced thereby and including membranes with selected portions only thereof so thinned.
AU2000234490A 2000-04-06 2000-04-06 Metal bearing membranes Abandoned AU2000234490A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2000/000414 WO2001077011A1 (en) 2000-04-06 2000-04-06 Metal bearing membranes

Publications (1)

Publication Number Publication Date
AU2000234490A1 true AU2000234490A1 (en) 2001-10-23

Family

ID=11003903

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2000234490A Abandoned AU2000234490A1 (en) 2000-04-06 2000-04-06 Metal bearing membranes

Country Status (11)

Country Link
EP (1) EP1322550B1 (en)
JP (1) JP2003530488A (en)
CN (1) CN100453154C (en)
AT (1) ATE352519T1 (en)
AU (1) AU2000234490A1 (en)
CA (1) CA2403164A1 (en)
DE (1) DE60033195T2 (en)
DK (1) DK1322550T3 (en)
ES (1) ES2286013T3 (en)
PT (1) PT1322550E (en)
WO (1) WO2001077011A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004008966A (en) 2002-06-07 2004-01-15 Mitsubishi Heavy Ind Ltd Hydrogen separating membrane, hydrogen separating unit and method for manufacturing the membrane

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1252185B (en) * 1962-08-24 1967-10-19 Engelhard Industries, Inc., Newark, NJ. (V. St. A.) Process for the production of hydrogen from a hydrogen-containing gas mixture
US3533863A (en) * 1968-12-30 1970-10-13 Gen Electric Process for producing apertured body comprising casting an alloy,plastically deforming the cast alloy,and etching to remove one of alloys,and body produced thereby
US4319923A (en) * 1979-12-26 1982-03-16 Western Electric Co., Inc. Recovery of gold and/or palladium from an iodide-iodine etching solution
JP3213053B2 (en) * 1992-04-27 2001-09-25 住友金属工業株式会社 Method for producing hydrogen separation membrane
NO304220B1 (en) * 1996-04-30 1998-11-16 Sintef Process for producing thin metal membranes
US6103028A (en) * 1999-02-18 2000-08-15 Walter Juda Associates, Inc. Method of fabricating thinned free-standing metallic hydrogen-selective palladium-bearing membranes and novel pin-hole-free membranes formed thereby

Also Published As

Publication number Publication date
DK1322550T3 (en) 2007-05-29
EP1322550B1 (en) 2007-01-24
JP2003530488A (en) 2003-10-14
DE60033195D1 (en) 2007-03-15
DE60033195T2 (en) 2007-10-25
PT1322550E (en) 2007-05-31
CN100453154C (en) 2009-01-21
ES2286013T3 (en) 2007-12-01
ATE352519T1 (en) 2007-02-15
EP1322550A1 (en) 2003-07-02
WO2001077011A1 (en) 2001-10-18
CN1452590A (en) 2003-10-29
CA2403164A1 (en) 2001-10-18

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