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Denitration catalyst
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Patent number 5,658,546
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Issue date Aug 19, 1997
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Nippon Shokubai Co., Ltd.
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Motonobu Kobayashi
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Method for purification of gas
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Patent number 5,145,657
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Issue date Sep 8, 1992
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Nippon Shokubai Kagaku Kogyo Co., Ltd.
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Motonobu Kobayashi
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Method of cleaning exhaust gases
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Patent number 4,814,153
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Issue date Mar 21, 1989
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Nippon Shokubai Kagaku Kogyo Co., Ltd.
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Motonobu Kobayashi
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL