Inventor
CRUZE JOHN A
US3 patents
Patents
3 patentsUS5501977AMar 26, 1996
Biofilter comprising leonardite, clay and lime
PHILLIPS PETROLEUM CO10 citations67
US5378280AJan 3, 1995
Composition comprising leonardite, clay and lime and process therewith
PHILLIPS PETROLEUM CO6 citations67
US4795708AJan 3, 1989
Novel backteria and single cell protein production therewith
PHILLIPS PETROLEUM CO1 citations48