Inventor
WIEWIOROWSKI TADEUSZ K
US14 patents
⚠️ This page may combine multiple inventors who share the name “WIEWIOROWSKI TADEUSZ K”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FREEPORT MINERALS CO
5 patentsUS4172879AOct 30, 1979
Ferric iron removal from aluminum fluoride solutions
FREEPORT MINERALS CO30 citations82
US3981968ASep 21, 1976
Solvent extraction of nickel from ammoniacal solutions
FREEPORT MINERALS CO21 citations82
US3961030AJun 1, 1976
Production of alumina from ores
FREEPORT MINERALS CO21 citations82
US3975497AAug 17, 1976
Enhanced selectivity in the separation of nickel and cobalt from ammoniacal solutions
FREEPORT MINERALS CO11 citations73
US3965248AJun 22, 1976
Removal of P2 O5 from aluminum fluoride enriched crystallization mother liquors
FREEPORT MINERALS CO2 citations61
FREEPORT MCMORAN INC
2 patentsUS5147618ASep 15, 1992
Process for recovery of gold from refractory gold ores using sulfurous acid as the leaching agent
FREEPORT MCMORAN INC44 citations91
US5147617ASep 15, 1992
Process for recovery of gold from gold ores using a complexing pretreatment and sulfurous acid leaching
FREEPORT MCMORAN INC44 citations91