Inventor · disambiguated record
Ilkka Kojo
Also filed as: KOJO ILKKA · KOJO ILKKA VEIKKO
13 granted patents·4 pending applications·73 citations·filing 1996–2011
90Inventor score
Top patents by PatentIndex Score
17 records- 0181US6565799B1Equipment for the even feed of pulverous material to a concentrate burner of suspension smelting furnaceOUTOKUMPU OY·Filed 2000·Granted May 20, 2003·15 cites·13 claims
- 0277US6755890B1Method for reducing non-ferrous metal content in slag in the production of non-ferrous metals occurring in suspension smelting furnaceOUTOKUMPU OY·Filed 2000·Granted Jun 29, 2004·11 cites·12 claims
- 0374US7393496B2Method and apparatus for increasing the capacity of a waste heat boiler in a metallurgic smelting furnaceOUTOTEC OYJ·Filed 2005·Granted Jul 1, 2008·2 cites·1 claims
- 0474US6641777B1Method for the manufacture of a composite cooling element for the melt zone of a metallurgical reactor and a composite cooling element manufactured by said methodOUTOKUMPU OY·Filed 2000·Granted Nov 4, 2003·11 cites·38 claims
- 0573US9169537B2Supply system for suspension smelting furnaceKOJO ILKKA·Filed 2011·Granted Oct 27, 2015·1 cites·1 claims
- 0662US6887298B1Method and equipment for smelting non-ferrous metal sulphides in a suspension smelting furnace in order to produce matte of a high non-ferrous metal content and disposable slagOUTOKUMPU OY·Filed 2000·Granted May 3, 2005·6 cites·12 claims
- 0761US8956564B2Supply system for suspension smelting furnaceKOJO ILKKA·Filed 2005·Granted Feb 17, 2015·3 cites·1 claims
- 0855US5674310AMethod and apparatus for feeding reaction gas and solidsOUTOKUMPU ENG CONTRACT·Filed 1996·Granted Oct 7, 1997·14 cites·10 claims
- 0953US6936216B2Melt launderOUTOKUMPU OY·Filed 2002·Granted Aug 30, 2005·1 cites·10 claims
- 1047US5772955AApparatus for suspension smeltingOUTOKUMPU ENG CONTRACT·Filed 1996·Granted Jun 30, 1998·7 cites·3 claims
- 1146US6955140B2Method and apparatus for increasing the capacity of a waste heat boiler in a metallurgic smelting furnaceOUTOKUMPU OY·Filed 2002·Granted Oct 18, 2005·2 cites·5 claims
- 1240US2006037435A1Method for treating slagHANNIALA PEKKA·Filed 2003·Application pending·0 cites
- 1337US6858175B2Bottom structure for a smelting furnaceOUTOKUMPU OY·Filed 2001·Granted Feb 22, 2005·0 cites·7 claims
- 1437US2005199095A1Method for producing blister copperFiled 2003·Application pending·0 cites
- 1536US2004244534A1Method for the production of blister copperFiled 2002·Application pending·0 cites
- 1633US2005217422A1Method for refining concentrate containing precious metalsOUTOKUMPU OY·Filed 2003·Application pending·0 cites
- 1719US6615913B1Pyrometallurgical reactor cooling element and its manufactureOYJ OUTOKUMPU·Filed 1999·Granted Sep 9, 2003·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →