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Akira Kato, Tomoichi Kamo, Shigeo Uno, Hiroshi Kawagoshi, Hisao Yamashita, Shinpei Matsuda: Catalyst for catalytic combustion. Hitachi, Antonelli Terry & Wands, August 27, 1985: US04537873 (46 worldwide citation)

A catalyst comprising precious metal particles supported on a carrier obtained from (a) titania as a first component and (b) as a second component at least one metal oxide selected from oxides of magnesium, strontium, lanthanum, yttrium, cerium, zirconium, silicon and tin, is effective for catalytic ...


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Hisao Yamashita, Akira Kato, Shigeo Uno, Mamoru Mizumoto, Shinpei Matsuda: High temperature stable catalyst and process for preparing same. Hitachi, Antonelli Terry & Wands, April 19, 1988: US04738946 (32 worldwide citation)

The disclosure is concerned with a high temperature stable catalyst comprising an alumina base support and a catalytically active component supported on the support. The support is featured by its specific composite oxide having a specific surface area of at least 10 m.sup.2 /g and a structural form ...


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Toshikatsu Mori, Masato Takeuchi, Otane Hitomi, Shigeo Uno, Jinichi Imahashi, Fumito Nakajima: Process for removing nitrogen oxides using ammonia as a reductant and sulfated metallic catalysts. Hitachi, Craig & Antonelli, August 15, 1978: US04107272 (29 worldwide citation)

Nitrogen oxides are removed from flue gas evolving from stationary sources and containing the nitrogen oxides through reduction of nitrogen oxides to nitrogen by passing the flue gas over a catalyst of metal compounds containing oxysulfur compounds in the presence of an ammonia gas.


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Shinpei Matsuda, Akira Kato, Shigeo Uno, Youichi Sakuta, Fumito Nakajima: Process for reducing an eliminating nitrogen oxides in an exhaust gas. Hitachi, Babcock Hitachi Kabushiki Kaisha, Antonelli Terry & Wands, September 28, 1982: US04351811 (25 worldwide citation)

The concentrations of NO and NO.sub.2 in nitrogen oxides contained in an exhaust gas are adjusted to substantially equal mol concentrations, whereupon the exhaust gas is held in contact with a metallic oxide catalyst together with ammonia. Owing to the adjustment of the NO and NO.sub.2 concentration ...


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Shimpei Matsuda, Fumito Nakajima, Masato Takeuchi, Shigeo Uno, Akira Kato, Makoto Imanari, Yoshihisa Watanabe: Method and apparatus for determining ammonia concentration of gas. Hitachi, Mitsubishi Petrochemical Company, Babcock Hitachi, Craig & Antonelli, August 31, 1976: US03977836 (22 worldwide citation)

An ammonia gas to be determined, and an oxidative gas containing nitrogen oxides in moles more than those of the ammonia are brought into contact with an analytical catalyst capable of forming nitrogen and water from ammonia and nitrogen oxides.


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Akira Kato, Shimpei Matsuda, Shigeo Uno, Jinichi Imahashi, Fumito Nakajima: Process for catalytically treating an exhaust gas containing ammonia gas and oxygen gas to reduce said ammonia gas to nitrogen. Hitachi, Craig & Antonelli, March 28, 1978: US04081510 (20 worldwide citation)

A process for treating an exhaust gas containing substantially only ammonia gas and oxygen gas as reactants to decompose catalytically the ammonia gas to nitrogen and water, which comprises contacting at an elevated temperature the exhaust gas with a catalyst consisting essentially of the oxides of ...


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Shimpei Matsuda, Akira Kato, Shigeo Uno, Fumito Nakajima: Process for treating a waste gas containing sulfur oxides. Babcock Hitachi, Hitachi, Craig and Antonelli, February 5, 1980: US04187282 (20 worldwide citation)

A waste gas containing sulfur oxides is contacted with an adsorbent comprising an intimate mixture of an iron oxide and/or a copper oxide and a titanium oxide at a temperature of 250.degree.-500.degree. C. The sulfur oxides thus adsorbed are desorbed with a reducing gas and recovered as sulfur mater ...


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Shinpei Matsuda, Youichi Sakuta, Tomoichi Kamo, Shigeo Uno, Masato Takeuchi, Jinichi Imahashi, Hideo Okada, Akira Kato, Fumito Nakajima: Sintered cataltyic or absorbent metallic product and method for sintering metallic powders. Hitachi, Thomas E Beall Jr, June 10, 1980: US04207209 (18 worldwide citation)

The present invention relates to a method for sintering oxidized titanium powder and an active metallic component containing oxidized molybdenum as a binder for oxidized titanium granules. The active metallic component comprises one or more than one selected from a group consisting of V.sub.2 O.sub. ...


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Akira Kato, Shimpei Matsuda, Shigeo Uno, Jinichi Imahashi, Yoshihisa Watanabe, Makoto Imanari, Fumito Nakajima: Process for catalytically treating exhaust gas containing NO.sub.x in the presence of ammonia gas. Mitsubishi Petrochemical, Hitachi, Babcock Hitachi Kabushiki Kaisha, Craig & Antonelli, February 6, 1979: US04138469 (18 worldwide citation)

A process for treating an exhaust gas containing nitrogen oxides, oxygen and ammonia gas with a catalyst consisting essentially of titanium oxide, copper oxide in an amount of 0.02 to 0.3 mole and molybdenum oxide or tungsten oxide in an amount of 0.01 to 0.5 mole per one mole of the titanium oxide. ...