Inventor
KARN JACK L
US24 patents
Patents
24 patentsUS4266945AMay 12, 1981
Molybdenum-containing compositions and lubricants and fuels containing them
LUBRIZOL CORP97 citations96
US5688751ANov 18, 1997
Salicylate salts as lubricant additives for two-cycle engines
LUBRIZOL CORP72 citations95
US5484542AJan 16, 1996
Sulfurized overbased compositions
LUBRIZOL CORP95 citations95
US4744920AMay 17, 1988
Borated overbased material
LUBRIZOL CORP70 citations94
US6310011B1Oct 30, 2001
Overbased metal salts useful as additives for fuels and lubricants
LUBRIZOL CORP77 citations93
US5562864AOct 8, 1996
Lubricating compositions and concentrates
LUBRIZOL CORP26 citations92
US5490945AFeb 13, 1996
Lubricating compositions and concentrates
LUBRIZOL CORP34 citations92
US5486300AJan 23, 1996
Lubricating compositions
LUBRIZOL CORP32 citations92
US5202036AApr 13, 1993
Diesel lubricants and methods
LUBRIZOL CORP35 citations92
US4627928ADec 9, 1986
Basic non-carbonated magnesium compositions and fuel, lubricant and additive concentrate compositions containing same
LUBRIZOL CORP55 citations92
US5614480AMar 25, 1997
Lubricating compositions and concentrates
LUBRIZOL CORP41 citations89
US5259966ANov 9, 1993
Low chlorine overbased calcium salts
LUBRIZOL CORP29 citations88
US5464548ANov 7, 1995
Lubricants, functional fluid and grease compositions containing sulfite or sulfate overbased metal salts and methods of using the same
LUBRIZOL CORP19 citations81
USH1536HJun 4, 1996
Overbased materials in ester media
LUBRIZOL CORP9 citations73
US5449470ASep 12, 1995
Overbased alkali salts and methods for making same
LUBRIZOL CORP18 citations73
US5268520ADec 7, 1993
Lower alkene polymers
LUBRIZOL CORP9 citations73
US5108631AApr 28, 1992
Method of overbasing with a hydroxy sulfonic acid copromoter
LUBRIZOL CORP7 citations73
US4982026AJan 1, 1991
Lower alkene polymers
LUBRIZOL CORP7 citations73
US4973789ANov 27, 1990
Lower alkene polymers
LUBRIZOL CORP11 citations73
US7238651B2Jul 3, 2007
Process for preparing an overbased detergent
LUBRIZOL CORP9 citations71
US5250204AOct 5, 1993
Sulfite overbased products and process
LUBRIZOL CORP4 citations62
US5173203ADec 22, 1992
Magnesium overbasing process
LUBRIZOL CORP3 citations62
US5032299AJul 16, 1991
Magnesium overbasing process
LUBRIZOL CORP2 citations62
US4775490AOct 4, 1988
Magnesium overbasing process
LUBRIZOL CORP5 citations62