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Inventor

CROMWELL JOHN L

CA4 patents
⚠️ This page may combine multiple inventors who share the name “CROMWELL JOHN L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NORANDA INC

3 patents
US5620586AApr 15, 1997

Silver electrolysis method in Moebius cells

NORANDA INC12 citations67
US5100528AMar 31, 1992

Continuous silver refining cell

NORANDA INC8 citations67
US5378328AJan 3, 1995

Process for the electrochemical recovery of bismuth from an ion exchange eluent

NORANDA INC6 citations56

NORANDA MINES LTD

1 patent
US3951773AApr 20, 1976

Fluidized bed electrode system utilizing embedded insulator auxiliary electrode

NORANDA MINES LTD4 citations59