DA

Daniel W. Ashman

TM Teck Cominco Metals: 2 patents #8 of 34Top 25%
Overall (All Time): #2,151,780 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7455715 Heap bioleaching process for the extraction of zinc Juris R. Harlamovs, Jose Alberto Gonzalez Dominguez, Hector M. Lizama, Dilipkumar D. Makwana, Andrew W. Stradling 2008-11-25
6736877 Heap bioleaching process for the extraction of zinc Juris R. Harlamovs, Jose Alberto Gonzalez Dominguez, Hector M. Lizama, Dilipkumar D. Makwana, Andrew W. Stradling 2004-05-18