TREA

Nichigo Acetylene Kabushiki Kaisha

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  • Osaka, JP
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  • Information Patent Grant

    High purity acetylene gas
    • Patent number 4,863,493
    • Issue date Sep 5, 1989
    • Nichigo Acetylene Kabushiki Kaisha
    • Yasuo Kotani
    • C07 - ORGANIC CHEMISTRY

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