P

Inventor

WONG STEPHEN S

US43 patents

Patents

43 patents
US4975177ADec 4, 1990

High viscosity index lubricants

MOBIL OIL CORP259 citations99
US4851109AJul 25, 1989

Integrated hydroprocessing scheme for production of premium quality distillates and lubricants

MOBIL OIL CORP177 citations99
US4919788AApr 24, 1990

Lubricant production process

MOBIL OIL CORP140 citations98
US5620590AApr 15, 1997

Hydrocracking process using small crystal size zeolite Y

MOBIL OIL CORP46 citations96
US5037528AAug 6, 1991

Lubricant production process with product viscosity control

MOBIL OIL CORP96 citations96
US4962256AOct 9, 1990

Process for preparing long chain alkyl aromatic compounds

MOBIL OIL CORP104 citations96
US4764266AAug 16, 1988

Integrated hydroprocessing scheme for production of premium quality distillates and lubricants

MOBIL OIL CORP86 citations96
US4518485AMay 21, 1985

Hydrotreating/isomerization process to produce low pour point distillate fuels and lubricating oil stocks

MOBIL OIL CORP88 citations96
US4911821AMar 27, 1990

Lubricant production process employing sequential dewaxing and solvent extraction

MOBIL OIL CORP87 citations95
US5306416AApr 26, 1994

Process for making a blended lubricant

MOBIL OIL CORP33 citations93
US5030785AJul 9, 1991

Process for preparing long chain alkyl aromatic compounds employing Lewis acid-promoted zeolite catalysts

MOBIL OIL CORP25 citations93
US5011593AApr 30, 1991

Catalytic hydrodesulfurization

MOBIL OIL CORP44 citations93
US4990713AFeb 5, 1991

Process for the production of high VI lube base stocks

MOBIL OIL CORP31 citations93
US4962269AOct 9, 1990

Isomerization process

MOBIL OIL CORP31 citations93
US4913794AApr 3, 1990

Process configuration for producing high viscosity lubricating oils

MOBIL OIL CORP35 citations93
US4645751AFeb 24, 1987

Regeneration of noble metal-highly siliceous zeolite with sequential hydrogen halide and halogen or organic-halogen compound treatment

MOBIL OIL CORP42 citations93
US4500417AFeb 19, 1985

Conversion of Fischer-Tropsch products

MOBIL OIL CORP32 citations93
US6416654B1Jul 9, 2002

Method for controlling hydrocracking and isomerization dewaxing operations

MOBIL OIL CORP17 citations92
US5419830AMay 30, 1995

Method for controlling hydrocracking and isomerization dewaxing

MOBIL OIL CORP22 citations92
US5166455ANov 24, 1992

Process for the production of tertiary alkytl ethers from FCC light naphtha

MOBIL OIL CORP36 citations92
US5034563AJul 23, 1991

Naphthalene alkylation process

MOBIL OIL CORP37 citations92
US5021142AJun 4, 1991

Turbine oil production

MOBIL OIL CORP23 citations92
US4678764AJul 7, 1987

Reactivation of noble metal-zeolite catalysts

MOBIL OIL CORP48 citations92
US4657874AApr 14, 1987

Redispersion of agglomerated noble metals on zeolite catalysts

MOBIL OIL CORP35 citations92
US4532225AJul 30, 1985

Preparation of metal-containing zeolite catalysts of increased stability and activity

MOBIL OIL CORP43 citations92
US4923690AMay 8, 1990

Method for producing highly siliceous zeolites

MOBIL OIL CORP33 citations91
US5041208AAug 20, 1991

Process for increasing octane and reducing sulfur content of olefinic gasolines

MOBIL OIL CORP37 citations86
US5157187AOct 20, 1992

Hydroisomerization process for pour point reduction of long chain alkyl aromatic compounds

MOBIL OIL CORP20 citations82
US5107049AApr 21, 1992

Stabilization of polyalpha-olefins

MOBIL OIL CORP8 citations74
US5107048AApr 21, 1992

Process for preparing long chain alkyl aromatic compounds employing lewis acid-promoted amorphous inorganic oxide

MOBIL OIL CORP13 citations74
US5105042AApr 14, 1992

Sulfated layered titanium oxide catalysts in process for preparing long chain alkyl aromatic compounds

MOBIL OIL CORP7 citations74
US5043508AAug 27, 1991

Process for preparing long chain alkyl aromatic compounds

MOBIL OIL CORP16 citations74
US5008460AApr 16, 1991

Synthetic lubricants

MOBIL OIL CORP14 citations74
US4912277AMar 27, 1990

Process for preparing long chain alkyl aromatic compounds

MOBIL OIL CORP17 citations74
US4826792AMay 2, 1989

Method of noble metal-zeolite catalyst activation with Bronsted acid compound

MOBIL OIL CORP10 citations74
US4472517ASep 18, 1984

Preparation of metal-containing zeolite catalysts of increased stability and activity

MOBIL OIL CORP10 citations74
US5401704AMar 28, 1995

Hydrocracking catalyst and process using small crystal size zeolite Y

MOBIL OIL CORP9 citations73
US5271825ADec 21, 1993

Turbine oil production

MOBIL OIL CORP18 citations73
US5100535AMar 31, 1992

Method for controlling hydrocracking operations

MOBIL OIL CORP14 citations73
US4714537ADec 22, 1987

Process for cyclic dewaxing/regeneration of hydrocarbon feedstocks

MOBIL OIL CORP7 citations72
US4430516AFeb 7, 1984

Conversion of olefins to low pour point distillates and lubes

MOBIL OIL CORP13 citations72
US4752595AJun 21, 1988

Catalyst pretreatment for regenerated noble metal on zeolite catalyst

MOBIL OIL CORP18 citations69
US4650780AMar 17, 1987

Reactivation of noble metal-containing catalyst materials

MOBIL OIL CORP3 citations62