Inventor · disambiguated record

Gerhardus Overbeek

Also filed as: OVERBEEK GERHARDUS

3 granted patents·30 citations·filing 1975–1988

68Inventor score

Technology areasC22B C25C

Files withANGLO TRANSVAAL CONS INVEST1 SWARSAB MINING1 TETRONICS RES & DEV CO LTD1

Top patents by PatentIndex Score

3 records

0172US3997337ASeparation and/or purification of precious metalsSWARSAB MINING·Filed 1975·Granted Dec 14, 1976·19 cites·9 claims
0247US4073709AElectrolytic recovery of nickel and zincANGLO TRANSVAAL CONS INVEST·Filed 1975·Granted Feb 14, 1978·9 cites·9 claims
0331US4891060AProcess for the recovery of gold using plasmaTETRONICS RES & DEV CO LTD·Filed 1988·Granted Jan 2, 1990·2 cites·8 claims

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