1
Masashi Mitsuhata, Fumio Watanabe, Toshihiko Kumazawa: Silver catalyst for production of ethylene oxide. Nippon Shokubai Kagaku Kogyo, Omri M Behr, January 11, 1983: US04368144 (31 worldwide citation)

A silver catalyst for the production of ethylene oxide, comprising a granular .alpha.-alumina carrier having a sodium content of not more than 0.07% by weight and a specific surface area within the range of from 0.5 to 5 m.sup.2 /g, a finely divided metallic silver deposited on said carrier in an am ...


2
Masashi Mitsuhata, Shin ichi Nagase, Takahiko Nakai, Toshihiko Kumazawa: Method for manufacture of silver catalyst for production of ethylene oxide. Nippon Skokubai Kagaku Kogyo, Omri M Behr, June 21, 1983: US04389338 (31 worldwide citation)

In a method for the manufacture of a silver catalyst having silver deposited on a porous inorganic carrier in conjunction with at least one reaction accelerator selected from the group consisting of alkali metals and thallium to be used for the production of ethylene oxide, the improvement comprisin ...


3
Masashi Mitsuhata, Toshihiko Kumazawa, Isamu Kiguchi: Process for preparing ethylene oxide. Nippon Shokubai Kagaku Kogyo, Sherman & Shalloway, August 2, 1977: US04039561 (21 worldwide citation)

A process for preparing ethylene oxide by the catalytic vapor phase oxidation of ethylene with molecular oxygen in the presence of a catalytic composition whose constituent metallic elements and atomic ratio are represented by the general formula


4
Masashi Mitsuhata, Toshihiko Kumazawa, Isamu Kiguchi: Process for preparing silver-supported catalyst for the production of ethylene oxide. Nippon Shokubai Kagaku Kogyo, Sherman & Shalloway, February 3, 1981: US04248740 (18 worldwide citation)

An improved process for preparing a silver-supported catalyst for use in the production of ethylene oxide by catalytic vapor phase oxidation of ethylene with molecular oxygen, which comprises impregnating a porous inorganic carrier with a solution of a silver compound containing a reducing compound, ...


5
Fumio Watanabe, Masashi Mitsuhata, Toshihiko Kumazawa: Process for production of ethylene oxide. Nippon Shokubai Kagaku Kogyo, Omri M Behr, March 8, 1983: US04376209 (12 worldwide citation)

A process for the production of ethylene oxide by the vapor-phase catalytic oxidation of ethylene with molecular oxygen, which process comprises passing a mixed gas containing ethylene and molecular oxygen through a catalyst bed filled with a silver catalyst and subsequently passing the resultant re ...