Assignee
METALLURGICAL PROCESSES LTD
12 granted patents·50 citations·filing 1973–1983
Top patents by PatentIndex Score
12 records- 0161US4042379ACondensation of zinc vaporMETALLURGICAL PROCESSES LTD·Filed 1975·Granted Aug 16, 1977·12 cites·7 claims
- 0252US4265644ACondensation of metal vaporMETALLURGICAL PROCESSES LTD·Filed 1979·Granted May 5, 1981·8 cites·5 claims
- 0347US4231791ARoasting of sulphide materialsMETALLURGICAL PROCESSES LTD·Filed 1979·Granted Nov 4, 1980·5 cites·6 claims
- 0447US3946098APreparation of feed material for a blast furnaceMETALLURGICAL PROCESSES LTD·Filed 1973·Granted Mar 23, 1976·6 cites·8 claims
- 0543US4261743APyrometalurgical smelting of lead and copperMETALLURGICAL PROCESSES LTD·Filed 1979·Granted Apr 14, 1981·4 cites·5 claims
- 0636US4371151ABlast furnace smelting of zincMETALLURGICAL PROCESSES LTD·Filed 1978·Granted Feb 1, 1983·2 cites·8 claims
- 0734US4369164ARecovery of copper from arsenical drosses by ammonium arsenate leachMETALLURGICAL PROCESSES LTD·Filed 1981·Granted Jan 18, 1983·4 cites·11 claims
- 0833US4274878ASulphide pellet materialsMETALLURGICAL PROCESSES LTD·Filed 1980·Granted Jun 23, 1981·2 cites·3 claims
- 0931US4478794ARoasting of mixed sulphide ores or concentratesMETALLURGICAL PROCESSES LTD·Filed 1983·Granted Oct 23, 1984·2 cites·5 claims
- 1029US4048282ASolvent extraction of copper with dilution of the organic phaseMETALLURGICAL PROCESSES LTD·Filed 1975·Granted Sep 13, 1977·5 cites·4 claims
- 1128US4376754APyrometallurgical smelting of lead and copperMETALLURGICAL PROCESSES LTD·Filed 1980·Granted Mar 15, 1983·0 cites·10 claims
- 1225US4340423ACharging of zinc-smelting blast furnacesMETALLURGICAL PROCESSES LTD·Filed 1981·Granted Jul 20, 1982·0 cites·3 claims
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