Inventor

FERRIN CHARLES R

US4 patents

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

COMBUSTION ENG

3 patents

US4360363ANov 23, 1982

Physical solvent for gas sweetening

COMBUSTION ENG28 citations79

US4484934ANov 27, 1984

Physical solvent for gas sweetening

COMBUSTION ENG13 citations71

US4417971ANov 29, 1983

Circuit for maintaining the strength of an electrostatic field generated in a fluid mixture of varying dielectric strength

COMBUSTION ENG14 citations71

CHANGE INC

1 patent

US3972816AAug 3, 1976

Oil extractor

CHANGE INC19 citations62