P

Inventor

DEBONS FRANCIS E

US9 patents
⚠️ This page may combine multiple inventors who share the name “DEBONS FRANCIS E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TEXACO INC

5 patents
US4739040AApr 19, 1988

Surfactants from lignin

TEXACO INC57 citations94
US4781251ANov 1, 1988

Recovering hydrocarbons with water soluble alkylphenol lignin surfactants

TEXACO INC20 citations81
US4787454ANov 29, 1988

Recovering hydrocarbons with surfactants from lignin

TEXACO INC20 citations80
US4821803AApr 18, 1989

High salinity polymer drive for surfactant flooding systems

TEXACO INC13 citations72
US4756370AJul 12, 1988

Lignin amine surfactant system followed by sequential polymer slugs

TEXACO INC16 citations72

GETTY OIL CO

2 patents
US4548721AOct 22, 1985

Method of enhanced oil recovery and compositions useful therein

GETTY OIL CO20 citations80
US4611659ASep 16, 1986

Oxidized alkali lignins and their use in enhanced oil recovery

GETTY OIL CO22 citations79

TEXACO PRODUCING INC

1 patent
US5114599AMay 19, 1992

Use of lignin/amine/surfactant blends in enhanced oil recovery

TEXACO PRODUCING INC20 citations76

DEBONS FRANCIS E

1 patent
US4822501AApr 18, 1989

Use of lignin/amine/surfactant blends in enhanced oil recovery

DEBONS FRANCIS E15 citations68