Inventor

DAHLSTROM DONALD A

3 patents

Patents

3 patents

US4147756AApr 3, 1979

Combustion gas scrubbing system

ENVIROTECH CORP33 citations88

US3989464ANov 2, 1976

Sulfur dioxide scrubbing system

ENVIROTECH CORP13 citations64

US4342638AAug 3, 1982

Flashed-down residue treatment including filtering and solvent repulping

ENVIROTECH CORP5 citations57