Inventor

CRUEA RONALD D

3 patents

Patents

3 patents

US4399028AAug 16, 1983

Froth flotation apparatus and method

BLACK CLAWSON CO59 citations91

US5028315AJul 2, 1991

Froth flotation apparatus and method

BLACK CLAWSON CO28 citations87

US4071193AJan 31, 1978

Method of and apparatus for flow spreading

BLACK CLAWSON CO7 citations67