Inventor
POLLOCK DAVID C I
7 patents
Patents
7 patentsUS4272379AJun 9, 1981
Method for protecting a bioreactor pressurized head tank against extreme surges of influent waste water
CANADIAN IND74 citations94
US4287070ASep 1, 1981
Method maintaining a constant gas to solids ratio in effluent from a long vertical shaft bioreactor
CANADIAN IND32 citations91
US4279754AJul 21, 1981
Means for separation of gas and solids from waste mixed liquor
CANADIAN IND29 citations91
US4367146AJan 4, 1983
Long vertical shaft bioreactor with modified waste liquor injection
CANADIAN IND26 citations79
US4340484AJul 20, 1982
Method for the froth flotation separation and treatment of slowly biodegradable components in waste treatment
CANADIAN IND27 citations79
US4407718AOct 4, 1983
Long vertical shaft bioreactor with pressurized head tanks
CANADIAN IND18 citations72
US4272375AJun 9, 1981
Long vertical shaft bioreactor of simplified design
CANADIAN IND10 citations72