Inventor

KIERBOW GERALD C

3 patents

Patents

3 patents

US4265266AMay 5, 1981

Controlled additive metering system

HALLIBURTON CO284 citations96

US4427133AJan 24, 1984

Additive material metering system with weighing means

HALLIBURTON CO139 citations94

US4410106AOct 18, 1983

Additive material metering system with pneumatic discharge

HALLIBURTON CO128 citations94