PE

Philip Edelstein

PH Phibro-Tech: 2 patents #4 of 6Top 70%
Overall (All Time): #2,212,805 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6484883 Use of cupric chloride in zinc flotation — 2002-11-26
6375713 Use of cupric chloride etchant solution in a solvent extraction electrowinning copper refinery — 2002-04-23