TREA

Itsubishi Rayon Co., Ltd.

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  • Tokyo, JP
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  • Information Patent Grant

    Process for producing porous membranes
    • Patent number 4,869,857
    • Issue date Sep 26, 1989
    • Itsubishi Rayon Co., Ltd.
    • Hajime Itoh
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

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