Inventor · disambiguated record
Seppo Heimala
Also filed as: HEIMALA SEPPO · HEIMALA SEPPO O · HEIMALA SEPPO OLAVI · POIJARVI JAAKKO T I
17 granted patents·2 pending applications·180 citations·filing 1975–2007
93Inventor score
Top patents by PatentIndex Score
19 records- 0189US4002544AHydrometallurgical process for the recovery of valuable components from the anode slime produced in the electrolytical refining of copperOUTOKUMPU OY·Filed 1975·Granted Jan 11, 1977·36 cites·5 claims
- 0282US4219354AHydrometallurgical process for the treatment of oxides and ferrites which contain iron and other metalsOUTOKUMPU OY·Filed 1978·Granted Aug 26, 1980·21 cites·8 claims
- 0374US7785395B2Method for the recovery of gold from sulphide concentrateOUTOTEC OYJ·Filed 2006·Granted Aug 31, 2010·3 cites·24 claims
- 0473US7811534B2Method for the treatment of copper-bearing materialsOUTOTEC OYJ·Filed 2006·Granted Oct 12, 2010·2 cites·21 claims
- 0571US7789332B2Method for controlling oxygen when separating minerals from a slurryOUTOTEC OYJ·Filed 2004·Granted Sep 7, 2010·8 cites·24 claims
- 0670US5108495AMethod controlling a process by impedance analysisOUTOKUMPU OY·Filed 1989·Granted Apr 28, 1992·25 cites·12 claims
- 0768US4561970AProcess for the froth flotation of complex metal compoundsOUTOKUMPU OY·Filed 1983·Granted Dec 31, 1985·22 cites·8 claims
- 0867US8398740B2Method for the production of metal powderHEIMALA SEPPO·Filed 2007·Granted Mar 19, 2013·3 cites·28 claims
- 0959US7510593B2Method for producing concentratesOUTOTEC OYJ·Filed 2004·Granted Mar 31, 2009·3 cites·16 claims
- 1059US4917775AMethod for measuring and adjusting electrochemical potential and/or component content in the process of treating valuable materialsOUTOKUMPU OY·Filed 1987·Granted Apr 17, 1990·19 cites·8 claims
- 1157US4483827AHydrometallurgical process for the recovery of valuable metals from sulfidic, silicate-containing raw materialsOUTOKUMPU OY·Filed 1982·Granted Nov 20, 1984·14 cites·6 claims
- 1254US7494528B2Method for smelting copper concentratesOUTOTEC OYJ·Filed 2004·Granted Feb 24, 2009·1 cites·15 claims
- 1353US4393029AProcess for the production of an iron-free chronium (III) compoundOUTOKUMPU OY·Filed 1981·Granted Jul 12, 1983·7 cites·4 claims
- 1449US4284665AProcess for coating an electrically nonconductive material with metalOUTOKUMPU OY·Filed 1979·Granted Aug 18, 1981·9 cites·7 claims
- 1546US4740239AProcess for exploitation of low grade oxidic and iron-bearing complex ores or concentratesOUTOKUMPU OY·Filed 1986·Granted Apr 26, 1988·6 cites·3 claims
- 1635US2008241024A1Method for Leaching Metal Sulphide MineralsOUTOTEC OYJ·Filed 2006·Application pending·0 cites
- 1733US2006216827A1Method for controlling a processPULKKINEN KARI·Filed 2004·Application pending·0 cites
- 1829US4243499AProcess for electrolytic recovery of zinc from zinc sulfate solutionsOUTOKUMPU OY·Filed 1979·Granted Jan 6, 1981·0 cites·5 claims
- 1928US5009870AMethod for removing sulphur and nitrogen compounds from gasOUTOKUMPU OY·Filed 1989·Granted Apr 23, 1991·1 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →