Inventor

CHEN CATHERINE S H

US37 patents

Patents

37 patents

US5306851AApr 26, 1994

Lubricants and lube additives from hydroxylation and esterification of lower alkene oligomers

MOBIL OIL CORP26 citations93

US5573746ANov 12, 1996

Zeolite synthesis with amino acid directing agents

MOBIL OIL CORP31 citations92

US5210347AMay 11, 1993

Process for the production of high cetane value clean fuels

MOBIL OIL CORP31 citations92

US4922047AMay 1, 1990

Process for production of traction fluids from bicyclic and monocyclic terpenes with zeolite catalyst

MOBIL OIL CORP32 citations92

US4716135ADec 29, 1987

Organophosphorus-modified zeolites and method of preparation

MOBIL OIL CORP33 citations92

US5397488AMar 14, 1995

Oxidatively stable esters derived from diamondoids totally hydroxylated at the bridgeheads

MOBIL OIL CORP45 citations91

US5256391AOct 26, 1993

Method for synthesizing microporous crystalline material

MOBIL OIL CORP41 citations91

US4317893AMar 2, 1982

Oil recovery by waterflooding employing an anionic polymeric surfactant containing recurring succinimide or succinamide groups

MOBIL OIL CORP41 citations91

US4962249AOct 9, 1990

High VI lubricants from lower alkene oligomers

MOBIL OIL CORP38 citations89

US4982031AJan 1, 1991

Alpha olefins from lower alkene oligomers

MOBIL OIL CORP20 citations82

US4658079AApr 14, 1987

Production of lubricant range hydrocarbons from light olefins

MOBIL OIL CORP24 citations82

US4267123AMay 12, 1981

Method of preparing propane sulfonates

MOBIL OIL CORP23 citations82

US4468335AAug 28, 1984

Branched alkylpolyethoxypropane sulfonates and their use in enhanced oil recovery

MOBIL OIL CORP24 citations81

US4370243AJan 25, 1983

Oil recovery by surfactant-alcohol waterflooding

MOBIL OIL CORP20 citations81

US4284517AAug 18, 1981

Oil recovery by waterflooding employing anionic polymeric surfactants

MOBIL OIL CORP26 citations81

US4222881ASep 16, 1980

Oil recovery process involving the injection of thickened water

MOBIL OIL CORP23 citations79

US5304675AApr 19, 1994

Ester derivatives of lower alkene oligomers

MOBIL OIL CORP16 citations74

US5053568AOct 1, 1991

Lubricant compositions comprising copolymers of 1-vinyladamantane and 1-alkenes and methods of preparing the same

MOBIL OIL CORP11 citations74

US5021178AJun 4, 1991

Acylation of lower olefin oligomers

MOBIL OIL CORP7 citations74

US4468342AAug 28, 1984

Blends of surfactant homologues adjusted to salinity during waterflooding

MOBIL OIL CORP13 citations74

US4303411ADec 1, 1981

Fluorine-containing tracers for subterranean petroleum and mineral containing formations

MOBIL OIL CORP11 citations73

US5120899AJun 9, 1992

Diamondoid recovery from natural gas fields

MOBIL OIL CORP13 citations72

US4110232AAug 29, 1978

Waterflooding process employing cationic-nonionic copolymers

MOBIL OIL CORP9 citations72

US5068048ANov 26, 1991

Lubricants and lube additives from epoxidation of lower olefin oligomers

MOBIL OIL CORP4 citations63

US4374740AFeb 22, 1983

Water soluble surfactant mobility control agent in oil recovery

MOBIL OIL CORP2 citations63

US4577000AMar 18, 1986

Chemically stable stiff backbone polymers as mobility control agents in oil recovery

MOBIL OIL CORP3 citations62

US4120801AOct 17, 1978

Waterflooding process employing anionic-nonionic copolymer

MOBIL OIL CORP3 citations61

US5035818AJul 30, 1991

Amide and sulfonic acid derivation of lower olefin oligomers

MOBIL OIL CORP0 citations52

US4451623AMay 29, 1984

Water soluble phenolic-formaldehyde polymer which is a surfactant mobility control agent in oil recovery

MOBIL OIL CORP0 citations52

CHEN CATHERINE S H

Patents

High viscosity index lubricant fluid

High viscosity index lubricant compositions

Synthetic polyolefin lubricant blends

Synthetic polyolefin lubricant blends having high viscosity indices

Isolation of high purity diamondoid fractions and components

Diamondoid-containing amines

Oil recovery by surfactant-alcohol waterflooding

Diamondoid derivatives for pharmaceutical use

Lubricants and lube additives from hydroxylation and esterification of lower alkene oligomers

Zeolite synthesis with amino acid directing agents

Process for the production of high cetane value clean fuels

Process for production of traction fluids from bicyclic and monocyclic terpenes with zeolite catalyst

Organophosphorus-modified zeolites and method of preparation

Oxidatively stable esters derived from diamondoids totally hydroxylated at the bridgeheads

Method for synthesizing microporous crystalline material

Oil recovery by waterflooding employing an anionic polymeric surfactant containing recurring succinimide or succinamide groups

High VI lubricants from lower alkene oligomers

Alpha olefins from lower alkene oligomers

Production of lubricant range hydrocarbons from light olefins

Method of preparing propane sulfonates

Branched alkylpolyethoxypropane sulfonates and their use in enhanced oil recovery

Oil recovery by surfactant-alcohol waterflooding

Oil recovery by waterflooding employing anionic polymeric surfactants

Oil recovery process involving the injection of thickened water

Ester derivatives of lower alkene oligomers

Lubricant compositions comprising copolymers of 1-vinyladamantane and 1-alkenes and methods of preparing the same

Acylation of lower olefin oligomers

Blends of surfactant homologues adjusted to salinity during waterflooding

Fluorine-containing tracers for subterranean petroleum and mineral containing formations

Diamondoid recovery from natural gas fields

Waterflooding process employing cationic-nonionic copolymers

Lubricants and lube additives from epoxidation of lower olefin oligomers

Water soluble surfactant mobility control agent in oil recovery

Chemically stable stiff backbone polymers as mobility control agents in oil recovery

Waterflooding process employing anionic-nonionic copolymer

Amide and sulfonic acid derivation of lower olefin oligomers

Water soluble phenolic-formaldehyde polymer which is a surfactant mobility control agent in oil recovery