Inventor
LALLEMENT JACQUES
FR14 patents
Patents
14 patentsUS4766228AAug 23, 1988
Metal dihydrocarbyl-dithiophosphyl-dithiophosphates their manufacture and use as additives for lubricants
INST FRANCAIS DU PETROLE15 citations81
US5324440AJun 28, 1994
Surbased colloidal product containing organic sulfur and their use as detergent additives having an antiwear and extreme-pressure effect in lubricating oils
INST FRANCAIS DU PETROLE8 citations73
US4839069AJun 13, 1989
Olefin polysulfide compositions their manufacture and use as additives for lubricants
INST FRANCAIS DU PETROLE7 citations73
US5536424AJul 16, 1996
Sulfonated bismuth compounds
INST FRANCAIS DU PETROLE11 citations72
US5468399ANov 21, 1995
Colloidal products containing sulfur and/or phosphorus and/or boron, their preparation and their utilization as additives for lubricants
INST FRANCAIS DU PETROLE11 citations72
US5080812AJan 14, 1992
Thiophosphoretted compounds, their preparation and their use as additives for lubricants
INST FRANCAIS DU PETROLE7 citations72
US4882446ANov 21, 1989
Metal dihydrocarbyl-dithiophosphyl-dithiophosphates their manufacture and use as additives for lubricants
INST FRANCAIS DU PETROLE6 citations72
US4059536ANov 22, 1977
Improved process for preparing superbasic detergent additives
INST FRANCAIS DU PETROLE9 citations72
US5133889AJul 28, 1992
Polysulfurized olefin compositions, their preparation and use as additives in lubricants
INST FRANCAIS DU PETROLE4 citations62
US5696062ADec 9, 1997
Colloidal products containing calcium barium and/or magnesium also bismuth modified by the action of carboxylic acids containing sulphur and optionally nitrogen
INST FRANCAIS DU PETROLE3 citations61
US5256319AOct 26, 1993
New thiophosphoretted compounds, their preparation and their use as additives for lubricants
INST FRANCAIS DU PETROLE2 citations61
US5470495ANov 28, 1995
Colloidal products containing calcium and/or magnesium, as well as boron and/or phosphorus and/or sulfur, their preparation and their utilization as additives for lubricants
INST FRANCAIS DU PETROLE5 citations59
US5462682AOct 31, 1995
Colloidal products containing calcium and/or magnesium, as well as sulfur and nitrogen, their preparation and their use particularly as additives in lubricating oils
INST FRANCAIS DU PETROLE5 citations59
US5045221ASep 3, 1991
Polysulphurized olefin compositions, their preparation and their use as additives for lubricants
INST FRANCAIS DU PETROLE1 citations51