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Dowa Iron Power Co., Ltd.
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Okayama, JP
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Patents Grants
last 30 patents
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Patent Grant
Process for decomposing fluorocarbons reagent and apparatus used th...
Patent number
6,294,709
Issue date
Sep 25, 2001
Dowa Mining Co., Ltd.
Chiaki Izumikawa
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL