Inventor · disambiguated record
Hans I. Elvander
Also filed as: ELVANDER HANS I · ELVANDER HANS IVAR
5 granted patents·149 citations·filing 1974–1989
84Inventor score
Top patents by PatentIndex Score
5 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
- 0287US4087274AMethod of producing a partially reduced product from finely-divided metal sulphidesBOLIDEN AB·Filed 1976·Granted May 2, 1978·39 cites·24 claims
- 0387US3948640AMethod of carrying out heat-requiring chemical and/or physical processesBOLIDEN AB·Filed 1974·Granted Apr 6, 1976·36 cites·58 claims
- 0484US3948645AMethod of carrying out heat-requiring chemical and/or physical processes in a fluidized bedBOLIDEN AB·Filed 1974·Granted Apr 6, 1976·24 cites·58 claims
- 0563US5013355AMethod and apparatus for producing matte and/or metalAHLSTROEM OY·Filed 1989·Granted May 7, 1991·14 cites·12 claims
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