1
Yoshiaki Harada, Akio Nakashiba, Hiroyuki Matuura, Teizou Okino, Hajime Fujitani, Kenichi Yamasaki, Yasuhumi Doi, Shigenobu Yurugi: Process for treating waste water by wet oxidations. Osaka Gas Company, Larson and Taylor, October 13, 1987: US04699720 (25 worldwide citation)

Waste water containing at least two kinds of components among suspended solids, ammonia and chemically oxidizable substances is treated in a liquid phase oxidation in the presence of a catalyst supported by a carrier of honeycomb construction.


2
Shoji Dohi, Akio Nakashiba, Kengo Hamada, Shigenobu Yurugi, Hiroshi Sano, Yoshitaka Hayashi, Akira Nishihira, Hirokazu Asada, Mineyoshi Nishinou, Mamoru Imajo: Carbonaceous ceramic composite for use in contact with molten nonferrous metal. Osaka Gas Company, Larson and Taylor, August 4, 1992: US05135893 (23 worldwide citation)

This invention provides a carbon-containing ceramic composite for molten non-ferrous metal, the composite being a sintered ceramic body to be used in contact with molten non-ferrous metal, the sintered body containing an aggregate of silicon carbide and/or silicone nitride, the sintered body being c ...