Assignee
FIERRO ESPONJA
MX·6 granted patents·76 citations·filing 1975–1979
Top patents by PatentIndex Score
6 records- 0185US4150972AControlling carburization in the reduction of iron ore to sponge ironFIERRO ESPONJA·Filed 1977·Granted Apr 24, 1979·32 cites·7 claims
- 0261US4298190AApparatus for gaseous reduction of metal ores with cooling loopFIERRO ESPONJA·Filed 1979·Granted Nov 3, 1981·9 cites·8 claims
- 0361US4046556ADirect gaseous reduction of oxidic metal ores with dual temperature cooling of the reduced productFIERRO ESPONJA·Filed 1976·Granted Sep 6, 1977·11 cites·11 claims
- 0456US4067728AMethod for gaseous reduction of metal oresFIERRO ESPONJA·Filed 1975·Granted Jan 10, 1978·10 cites·21 claims
- 0550US4121922AMethod and apparatus for measuring percentage reduction in a metal ore reduction reactorFIERRO ESPONJA·Filed 1976·Granted Oct 24, 1978·7 cites·21 claims
- 0650US4099963AMethod for the batchwise reduction of metal oresFIERRO ESPONJA·Filed 1976·Granted Jul 11, 1978·7 cites·27 claims
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