Inventor
HEINEN HAROLD J
4 patents
Patents
4 patentsUS4256706AMar 17, 1981
Leaching agglomerated gold - silver ores
US INTERIOR86 citations93
US4256705AMar 17, 1981
Leaching agglomerated gold - silver ores
US INTERIOR55 citations93
US4208378AJun 17, 1980
Desorption of gold from activated carbon
US INTERIOR15 citations71
US4072587AFeb 7, 1978
Separate recovery of silver and gold from cyanide solutions
US INTERIOR4 citations60