Inventor
DERDALL GARY D
CA3 patents
Patents
3 patentsUS5093088AMar 3, 1992
Apparatus for producing phosphoric acid from phosphate ore
SASKATCHEWAN POTASH13 citations70
US4828811AMay 9, 1989
Method for producing phosphoric acid from phosphate ore
SASKATCHEWAN POTASH9 citations70
US4735683AApr 5, 1988
Process for preparation of potassium salts from pulp of lignocellulosic materials
SASKATCHEWAN POTASH7 citations70