P

Inventor

EFNER HOWARD F

US36 patents

Patents

36 patents
US5559271ASep 24, 1996

Organic polysulfide compositions having reduced odor

PHILLIPS PETROLEUM CO58 citations96
US4560468ADec 24, 1985

Hydrofining process for hydrocarbon containing feed streams

PHILLIPS PETROLEUM CO40 citations92
US5661200AAug 26, 1997

Glass-reinforced silane, carboxylic acid or anhydride-grafted branched alpha-olefin polymers with epoxy resin

PHILLIPS PETROLEUM CO20 citations90
US5464931ANov 7, 1995

Oxidation of dimercaptans to organic disulfide polymers

PHILLIPS PETROLEUM CO17 citations81
US5565517AOct 15, 1996

Synthesis of organic polysulfide polymers

PHILLIPS PETROLEUM CO9 citations74
US5245000ASep 14, 1993

Poly(arylene sulfide) polymer containing sulfone, ether and biphenyl groups

PHILLIPS PETROLEUM CO13 citations74
US5091457AFeb 25, 1992

Polyethylene terephthalate molding compositions

PHILLIPS PETROLEUM CO18 citations74
US5068274ANov 26, 1991

Secondary amides in polyethylene terephthalate molding compositions

PHILLIPS PETROLEUM CO12 citations74
US5028649AJul 2, 1991

Polyethylene terephthalate molding compounds with sodium stearate and polyester amides

PHILLIPS PETROLEUM CO16 citations74
US4954654ASep 4, 1990

Process for the preparation of secondary and tertiary amines

PHILLIPS PETROLEUM CO8 citations74
US4737160AApr 12, 1988

Reaction products of amido-amine and epoxide useful as fuel additives

PHILLIPS PETROLEUM CO15 citations74
US4636487AJan 13, 1987

Process for the preparation of promoted catalysts

PHILLIPS PETROLEUM CO17 citations74
US4612110ASep 16, 1986

Hydrofining process for hydrocarbon containing feed streams

PHILLIPS PETROLEUM CO11 citations74
US4582594AApr 15, 1986

Hydrofining process for hydrocarbon containing feed streams

PHILLIPS PETROLEUM CO8 citations74
US4335004AJun 15, 1982

Lubricating compositions containing diesters of dimercapto ethers

PHILLIPS PETROLEUM CO6 citations74
US4504280AMar 12, 1985

Fuel additives from SO2 treated mixtures of amides and esters derived from vegetable oil, tall oil acid, or aralkyl acid

PHILLIPS PETROLEUM CO11 citations73
US5430079AJul 4, 1995

Glass-reinforced grafted branched higher alpha-olefin polymers

PHILLIPS PETROLEUM CO4 citations72
US5308893AMay 3, 1994

Glass-reinforced grafted branched higher alpha-olefin polymers

PHILLIPS PETROLEUM CO6 citations72
US5030680AJul 9, 1991

Rapidly crystallizing polyethylene terephthalate blends

PHILLIPS PETROLEUM CO8 citations72
US5347018ASep 13, 1994

Process for producing sulfolane compounds

PHILLIPS PETROLEUM CO9 citations70
US5213785AMay 25, 1993

Continuous antimony pentoxide production

PHILLIPS PETROLEUM CO7 citations69
US5536706AJul 16, 1996

Use of butadiene-styrene copolymers in crude oils

PHILLIPS PETROLEUM CO4 citations63
US5179193AJan 12, 1993

Branched aromatic sulfide sulfone polymer production

PHILLIPS PETROLEUM CO2 citations63
US5079079AJan 7, 1992

Reinforced plastic comprising an arylene sulfide sulfone copolymer matrix

PHILLIPS PETROLEUM CO2 citations63
US5045367ASep 3, 1991

Reinforced plastic comprising fibrous reinforcement treated with poly(arylene sulfide sulfone) polymer containing ether groups

PHILLIPS PETROLEUM CO5 citations63
US4923643AMay 8, 1990

Antimony mercaptide esters and methods of preparing the same

PHILLIPS PETROLEUM CO5 citations63
US5932671AAug 3, 1999

Polymerization process

PHILLIPS PETROLEUM CO6 citations61
US5583180ADec 10, 1996

Glass-reinforced branched higher alpha-olefin polymers

PHILLIPS PETROLEUM CO1 citations61
US5545714AAug 13, 1996

Oxidation of dimercaptans to organic disulfide polymers

PHILLIPS PETROLEUM CO3 citations61
US5514736AMay 7, 1996

Glass-reinforced branched higher alpha-olefin polymers

PHILLIPS PETROLEUM CO2 citations61
US6124383ASep 26, 2000

Cement composition and process therewith

PHILLIPS PETROLEUM CO4 citations60
US5194506AMar 16, 1993

Polyethylene terephthalate compositions with arylene sulfide random copolymers

PHILLIPS PETROLEUM CO4 citations57
US5403502AApr 4, 1995

Lubricating additive comprising a molybdenum (VI) hydroxymercaptide

PHILLIPS PETROLEUM CO0 citations52
US5011957AApr 30, 1991

Antimony mercaptide esters and methods of preparing the same

PHILLIPS PETROLEUM CO1 citations52
US4447246AMay 8, 1984

Diesel fuel

PHILLIPS PETROLEUM CO0 citations51
US4729839AMar 8, 1988

Water soluble lubricating additives

PHILLIPS PETROLEUM CO1 citations50