Inventor

SHAW DOUGLAS R

US9 patents

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

WEYERHAEUSER CO

2 patents

US5228900AJul 20, 1993

Agglomeration of particulate materials with reticulated cellulose

WEYERHAEUSER CO54 citations95

US5011596AApr 30, 1991

Method of depressing readily floatable silicate materials

WEYERHAEUSER CO7 citations72

RESOURCE TECHN ASS

1 patent

US4690752ASep 1, 1987

Selective flocculation process for the recovery of phosphate

RESOURCE TECHN ASS27 citations91

FMC GOLD CO

1 patent

US5236492AAug 17, 1993

Recovery of precious metal values from refractory ores

FMC GOLD CO76 citations90

FMC CORP

1 patent

US5425800AJun 20, 1995

Recovery of precious metal values from refractory ores

FMC CORP44 citations89

LUBRIZOL CORP

1 patent

US4879022ANov 7, 1989

Ore flotation process and use of mixed hydrocarbyl dithiophosphoric acids and salts thereof

LUBRIZOL CORP28 citations89

ANSCHUTZ MINING CORP

1 patent

US4460459AJul 17, 1984

Sequential flotation of sulfide ores

ANSCHUTZ MINING CORP111 citations88

UNITED STATES BORAX CHEM

1 patent

US4329223AMay 11, 1982

Flotation of molybdenite

UNITED STATES BORAX CHEM7 citations72

PENNWALT CORP

1 patent

US4268380AMay 19, 1981

Froth flotation process

PENNWALT CORP10 citations72