Inventor
HANSON DONALD O
9 patents
Patents
9 patentsUS5575979ANov 19, 1996
Process and apparatus for separating diluents from solid polymers utilizing a two-stage flash and a cyclone separator
PHILLIPS PETROLEUM CO748 citations98
US4424341AJan 3, 1984
Separation of solid polymers and liquid diluent
PHILLIPS PETROLEUM CO203 citations98
US5597892AJan 28, 1997
Process for separating diluents from solid polymers utilizing a two-stage flash and a cyclone separator
PHILLIPS PETROLEUM CO123 citations97
US4737280AApr 12, 1988
Separation of solid polymers and liquid diluent
PHILLIPS PETROLEUM CO106 citations95
US4589957AMay 20, 1986
Monomer and diluent recovery
PHILLIPS PETROLEUM CO112 citations95
US4139450AFeb 13, 1979
Solvent extraction of tar sand
PHILLIPS PETROLEUM CO84 citations95
US4461889AJul 24, 1984
Separation of solid polymers and liquid diluent
PHILLIPS PETROLEUM CO51 citations92
US4071433AJan 31, 1978
Recovery of oil from tar sands
PHILLIPS PETROLEUM CO33 citations92
US4112058ASep 5, 1978
Production of carbon monoxide from carbonaceous material and zinc oxide
PHILLIPS PETROLEUM CO3 citations62