Assignee

QUALCHEM INC

US·1 granted patent·23 citations·filing 1997–1997

Technology mixB01J1 C01G1 C22B1

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1 record

0169US6190625B1Fluidized-bed roasting of molybdenite concentratesQUALCHEM INC·Filed 1997·Granted Feb 20, 2001·23 cites·24 claims

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