TREA

Gertrud Goetz

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  • Brookline, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sulfonated polyimide gas separation membranes
    • Patent number 5,964,925
    • Issue date Oct 12, 1999
    • Praxair Technology, Inc.
    • Yurdagul F. Ozcayir
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Sulfonated polyimide gas separation membranes
    • Patent number 5,725,633
    • Issue date Mar 10, 1998
    • Praxair Technology, Inc.
    • Yurdagul F. Ozcayir
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Sulfonated polyimide gas separation membranes
    • Patent number 5,618,334
    • Issue date Apr 8, 1997
    • Praxair Technology, Inc.
    • Yurdagul F. Ozcayir
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...