Inventor · disambiguated record
Rolf E. Malmstrom
Also filed as: MALMSTROEM ROLF · MALMSTROEM ROLF E · MALMSTROM ROLF E
13 granted patents·136 citations·filing 1976–1993
92Inventor score
Top patents by PatentIndex Score
13 records- 0188US4976776AMethod for reduction of material containing metal oxide using a fluidized bed reactor and flame chamberAHLSTROEM OY·Filed 1989·Granted Dec 11, 1990·36 cites·19 claims
- 0274US5029556AMethod of recovering heat from hot process gasesAHLSTROEM OY·Filed 1989·Granted Jul 9, 1991·14 cites·8 claims
- 0367US5445667AMethod for reducing material containing metal oxide in solid phaseAHLSTROEM OY·Filed 1993·Granted Aug 29, 1995·18 cites·20 claims
- 0463US5013355AMethod and apparatus for producing matte and/or metalAHLSTROEM OY·Filed 1989·Granted May 7, 1991·14 cites·12 claims
- 0559US5254320AMethod for roasting sulphide oresAHLSTROEM OY·Filed 1991·Granted Oct 19, 1993·10 cites·20 claims
- 0658US4088310AApparatus for suspension smelting of finely-grained oxide and/or sulfide ores and concentratesOUTOKUMPU OY·Filed 1976·Granted May 9, 1978·12 cites·2 claims
- 0757US5131944AMethod and apparatus for treating zinc concentratesAHLSTROEM OY·Filed 1990·Granted Jul 21, 1992·9 cites·12 claims
- 0844US5141720ACatalyst bed for exothermal reactions between gases and/or other fluidsAHLSTROEM OY·Filed 1991·Granted Aug 25, 1992·9 cites·10 claims
- 0942US4578254AProcess for the refining of sulfidic concentrates which contain arsenic, antimony and bismuthRM METAL CONSULTING KY·Filed 1984·Granted Mar 25, 1986·6 cites·6 claims
- 1037US5192487AApparatus for treating zinc concentratesAHLSTROEM OY·Filed 1992·Granted Mar 9, 1993·3 cites·1 claims
- 1136US5574956AMethod and apparatus for treatment sulphidic concentratesOUTOKUMPU ENG CONTRACT·Filed 1993·Granted Nov 12, 1996·2 cites·10 claims
- 1232US4391632AProcess for the separation of lead from a sulfidic concentrateOUTOKUMPU OY·Filed 1981·Granted Jul 5, 1983·2 cites·7 claims
- 1329US4478394AApparatus for the separation of lead from a sulfidic concentrateOUTOKUMPU OY·Filed 1983·Granted Oct 23, 1984·1 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →