Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Recovery of precious metal values from refractory ores

Recovery of precious metal values from refractory ores

US Patent 5236492 · Granted Aug 17, 1993

Estimated economic value: $8,184,000 ⓘ

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for stabilizing radiolabeled organic compounds by adding a separate stabi1998
Composition for stabilizing radiolabeled organic compounds1998
Recovery of precious metal values from refractory ores1995
Recovery of precious metal values from refractory ores1995
Agglomeration of particulate materials with reticulated cellulose1993
Method of depressing readily floatable silicate materials1991
Ore flotation process and use of mixed hydrocarbyl dithiophosphoric acids and sa1989
Selective flocculation process for the recovery of phosphate1987
Sequential flotation of sulfide ores1984
Flotation of molybdenite1982
Froth flotation process1981