P

Inventor

MASON DONALD G

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

ECODYNE CORP

4 patents
US3966608AJun 29, 1976

Liquid treatment apparatus

ECODYNE CORP56 citations92
US4127488ANov 28, 1978

Method and apparatus for separating solids from liquids

ECODYNE CORP35 citations88
US4069156AJan 17, 1978

Sewage treatment system

ECODYNE CORP16 citations72
US3951819AApr 20, 1976

Sludge removal system

ECODYNE CORP12 citations71

MASON ENGINEERING AND DESIGNIN

1 patent
US3936284AFeb 3, 1976

Air filtering apparatus

MASON ENGINEERING AND DESIGNIN75 citations92

SMITH & LOVELESS INC

1 patent
US4426293AJan 17, 1984

Method and apparatus for removing oil from water

SMITH & LOVELESS INC43 citations91

MASON ENGINEERING & DESIGNING

1 patent
US4268285AMay 19, 1981

Air freshening apparatus

MASON ENGINEERING & DESIGNING59 citations91