Inventor

MARIE GILBERT

14 patents

⚠️ This page may combine multiple inventors who share the name “MARIE GILBERT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ELF AQUITAINE

5 patents

US5055213AOct 8, 1991

Additives to lubricants resulting from the condensation of an alkylene polyamine with a copolymer containing vicinal carboxylic groups

ELF AQUITAINE25 citations91

US4139417AFeb 13, 1979

Lubricating oil compositions containing copolymers of olefins or of olefins and non-conjugated dienes with unsaturated derivatives of cyclic imides

ELF AQUITAINE45 citations90

US4986924AJan 22, 1991

Polymeric compounds especially useful as additives to lubricants and compositions containing said compounds

ELF AQUITAINE12 citations72

US4063010ADec 13, 1977

Copolymers of olefins or of olefins and non-conjugated dienes with unsaturated derivatives of cyclic imides

ELF AQUITAINE15 citations71

US4148845AApr 10, 1979

Graft copolymers of copolymers of olefins or of olefins and non-conjugated dienes substrates with unsaturated derivatives of cyclic imides grafted thereon

ELF AQUITAINE3 citations60

ATO CHIMIE

4 patents

US4228253AOct 14, 1980

Process for making alpha-olefin polymers or copolymers with high isotacticity index

ATO CHIMIE6 citations73

US4259208AMar 31, 1981

Process for making alpha-olefin polymers or copolymers with high isotacticity index

ATO CHIMIE2 citations62

US4228252AOct 14, 1980

Process for making alpha-olefin polymers or copolymers with high isotacticity index

ATO CHIMIE2 citations62

US4256874AMar 17, 1981

Process for separating isotactic and atactic polypropylenes

ATO CHIMIE1 citations51

AQUITAINE PETROLE

2 patents

US3939129AFeb 17, 1976

Process for the preparation of random copolymers of mono-olefins or of mono-olefins and unconjugated dienes with lactams with substitution on the nitrogen atom by an unsaturated radical

AQUITAINE PETROLE10 citations72

US3939132AFeb 17, 1976

Process for the preparation of random copolymers of mono-olefins or of mono-olefins and unconjugated dienes with unsaturated derivatives selected from N-vinylimidazoles and N-vinylimidazolines

AQUITAINE PETROLE4 citations61

ERAP

1 patent

US4092255AMay 30, 1978

Novel lubricating compositions containing nitrogen containing hydrocarbon backbone polymeric additives

ERAP63 citations93

RECH ACTIVITES PETRO ENTREPRIS

1 patent

US4170561AOct 9, 1979

Lubricating compositions with lactam or thiolactam-containing copolymers

RECH ACTIVITES PETRO ENTREPRIS17 citations67

PETROLES AQUITAINE SOC NAT DES

1 patent

US3947430AMar 30, 1976

Copolymers of olefins or olefins and non-conjugated dienes with unsaturated furan and/or thiophene derivatives

PETROLES AQUITAINE SOC NAT DES0 citations32