Assignee
ASTURIANA DE ZINC SA
ES·10 granted patents·1 pending application·139 citations·filing 1973–2004
Top patents by PatentIndex Score
11 records- 0168US5744109AContinuous procedure for the simultaneous collection and precipitation of mercury in gases containing itASTURIANA DE ZINC SA·Filed 1996·Granted Apr 28, 1998·24 cites·6 claims
- 0268US4886648AProcess for the recovery of germanium from solutions that contain itASTURIANA DE ZINC SA·Filed 1988·Granted Dec 12, 1989·18 cites·11 claims
- 0367US5567285AFacility for removing electro-deposited layers from cathodesASTURIANA DE ZINC SA·Filed 1995·Granted Oct 22, 1996·30 cites·20 claims
- 0464US3968032AProcess for concentrating lead and silver by flotation in products which contain oxidized leadASTURIANA DE ZINC SA·Filed 1974·Granted Jul 6, 1976·21 cites·7 claims
- 0562US3985857AProcess for recovering zinc from ferritesASTURIANA DE ZINC SA·Filed 1973·Granted Oct 12, 1976·19 cites·4 claims
- 0654US5921311AInstallation for eliminating impurities during casting of metalsASTURIANA DE ZINC SA·Filed 1996·Granted Jul 13, 1999·12 cites·12 claims
- 0741US5269897AInstallation for removing the zinc deposited by electrolysis on aluminium platesASTURIANA DE ZINC SA·Filed 1991·Granted Dec 14, 1993·9 cites·3 claims
- 0836US2005000797A1Mobile zinc cathode stripping systemASTURIANA DE ZINC SA·Filed 2004·Application pending·0 cites
- 0932US5540822AMachine for cleaning the anodes of electrolytic tanksASTURIANA DE ZINC SA·Filed 1994·Granted Jul 30, 1996·2 cites·11 claims
- 1032US5531882AProcedure for cleaning the anodes of electrolytic tanksASTURIANA DE ZINC SA·Filed 1995·Granted Jul 2, 1996·2 cites·7 claims
- 1131US5543020ACleaning system for electrolytic tanksASTURIANA DE ZINC SA·Filed 1994·Granted Aug 6, 1996·2 cites·1 claims
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