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Glencore - Patents

Title Application Date Patent Date Status
(Patent / Application)
Recovery of zinc from lead slag Aug 06, 2013 May 29, 2018 Patent
Treatment of high sulphur solids Aug 19, 2014 May 16, 2017 Patent
Treatment of sulphidic materials Aug 08, 2012 Apr 07, 2015 Patent
Precipitation of zinc from solution Jan 27, 2012 Mar 10, 2015 Patent
Method and arrangement for preventing gas from leaving an opening of a vessel May 21, 2015 Application
See all 7 patents