P

Inventor

SHIOYAMA TOD K

US15 patents

Patents

15 patents
US4260845AApr 7, 1981

Alcohol dehydration employing a zinc aluminate catalyst

PHILLIPS PETROLEUM CO36 citations92
US4644073AFeb 17, 1987

Permeability contrast correction employing a sulfate-free propionate-sequestered chromium (III) solution

PHILLIPS PETROLEUM CO28 citations91
US4550212AOct 29, 1985

Catalysts

PHILLIPS PETROLEUM CO22 citations81
US4636572AJan 13, 1987

Permeability contrast correction employing propionate-sequestered chromium(III) prepared by nitrite/dichromate redox

PHILLIPS PETROLEUM CO21 citations79
US4560783ADec 24, 1985

Process for producing aluminum citrate solutions

PHILLIPS PETROLEUM CO7 citations73
US4532362AJul 30, 1985

Olefin oxidation catalyst

PHILLIPS PETROLEUM CO7 citations73
US4507506AMar 26, 1985

Alpha-olefin conversion

PHILLIPS PETROLEUM CO13 citations73
US4399307AAug 16, 1983

Amination process

PHILLIPS PETROLEUM CO8 citations73
US4226809AOct 7, 1980

Hydrogenation of unsaturated dinitriles using catalyst comprising reaction products of nickel compound and of a palladium compound each with an alkali metal borohydride

PHILLIPS PETROLEUM CO8 citations73
US4448892AMay 15, 1984

Olefin oxidation catalyst

PHILLIPS PETROLEUM CO16 citations71
US4997988AMar 5, 1991

Oxa-organic sulfur compounds, their preparation and use

PHILLIPS PETROLEUM CO3 citations62
US4419525ADec 6, 1983

Recovery and rejuvenation of Wacker-type catalysts

PHILLIPS PETROLEUM CO6 citations60
US4962169AOct 9, 1990

Oxa-organic sulfur compounds, their preparation and use

PHILLIPS PETROLEUM CO0 citations52
US4891444AJan 2, 1990

Oxa-organic sulfur compounds, their preparation and use

PHILLIPS PETROLEUM CO0 citations52
US4479009AOct 23, 1984

Amination process

PHILLIPS PETROLEUM CO0 citations51