Inventor · disambiguated record
Hans C. Hein
Also filed as: HEIN HANS C · HEIN HANS CHRISTIAN
10 granted patents·183 citations·filing 1984–2015
89Inventor score
Files withCOGNIS CORP5COGNIS IP MAN GMBH1HENKEL CORP1INNOVECO AUSTRALIA PTY LTD1MINERA PUDAHUEL LTDA C P A SOC1
Top patents by PatentIndex Score
10 records- 0193US6432167B1Processes for the recovery of copper from aqueous solutions containing nitrate ionsCOGNIS CORP·Filed 2001·Granted Aug 13, 2002·34 cites·18 claims
- 0292US6596053B2Processes for the recovery of copper from aqueous solutions containing nitrate ionsCOGNIS CORP·Filed 2002·Granted Jul 22, 2003·30 cites·29 claims
- 0383US7166144B2Interlaced series parallel configuration for metal solvent extraction plantsCOGNIS CORP·Filed 2004·Granted Jan 23, 2007·22 cites·49 claims
- 0481US6702872B1Processes for the recovery of copper from aqueous solutions containing nitrate ionsCOGNIS CORP·Filed 1999·Granted Mar 9, 2004·28 cites·24 claims
- 0574US4561887AProcess for recovering metals from solution through solvent extraction and pyrometallurgical reductionMINERA PUDAHUEL LTDA C P A SOC·Filed 1984·Granted Dec 31, 1985·22 cites·23 claims
- 0670US5879556AMethod of recovering extractantHENKEL CORP·Filed 1995·Granted Mar 9, 1999·40 cites·21 claims
- 0768US7025899B2Concentrated solutions of oxime metal extractants and method of formulating extractant compositions therefromCOGNIS CORP·Filed 2001·Granted Apr 11, 2006·7 cites·9 claims
- 0845US7635457B2Method for heap and dump leaching coupled with solvent extraction for metal recoveryCOGNIS IP MAN GMBH·Filed 2005·Granted Dec 22, 2009·0 cites·24 claims
- 0932US10358692B2Process for metal extraction with sorption leaching in wet solidsINNOVECO AUSTRALIA PTY LTD·Filed 2015·Granted Jul 23, 2019·0 cites·18 claims
- 1030US8298510B2Process for improving phase separations in solvent extraction circuitsROJAS ELADIO·Filed 2007·Granted Oct 30, 2012·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →