Inventor
KATO HISAKATSU
11 patents
⚠️ This page may combine multiple inventors who share the name “KATO HISAKATSU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO ALUMINIUM SMELTING CO
7 patentsUS4426363AJan 17, 1984
Process for extracting alumina from aluminous ores
SUMITOMO ALUMINIUM SMELTING CO48 citations91
US4364919ADec 21, 1982
Process for producing coarse grains of aluminum hydroxide
SUMITOMO ALUMINIUM SMELTING CO30 citations91
US4311486AJan 19, 1982
Process for producing coarse grains of aluminum hydroxide
SUMITOMO ALUMINIUM SMELTING CO32 citations91
US4215094AJul 29, 1980
Method for the removal of organic substances from alkali metal aluminate solution
SUMITOMO ALUMINIUM SMELTING CO45 citations89
US4201749AMay 6, 1980
Method for the separation of precipitated aluminum hydroxide from sodium aluminate solution
SUMITOMO ALUMINIUM SMELTING CO11 citations73
US4421615ADec 20, 1983
Process for producing metallic gallium
SUMITOMO ALUMINIUM SMELTING CO7 citations71
US4263261AApr 21, 1981
Method for the removal of impurities from sodium aluminate solution
SUMITOMO ALUMINIUM SMELTING CO6 citations62
SUMITOMO CHEMICAL CO
4 patentsUS6382538B1May 7, 2002
Method for manufacturing aluminum hydroxide powder
SUMITOMO CHEMICAL CO17 citations81
US3957947AMay 18, 1976
Process for continuous production of aqueous basic aluminum salt solutions
SUMITOMO CHEMICAL CO19 citations71
US7811546B2Oct 12, 2010
Aluminum hydroxide aggregated particles, process for producing the same, vessel used therefor, and process for producing aluminum hydroxide powder
SUMITOMO CHEMICAL CO2 citations60
US7704465B2Apr 27, 2010
Aluminum hydroxide aggregated particles producing vessel
SUMITOMO CHEMICAL CO4 citations60