Search Results - pankaj+sarin

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Mechano-chemical Recovery of Platinum Group Metals (PGMs) from Metal-Foil Supported Spent Auto Catalysts

BACKGROUND The used automobile catalytic converter is a valuable source of platinum group metals (PGMs), so it is important to have it recycled to recover precious metals as well as to meet rising industrial demand. Typically, a pyro- or hydrometallurgical method is used for the recovery of PGMs from old automobile catalytic converters. However, these...

Published: 2/20/2025 | Inventor(s): David Nichols, Pankaj Sarin

Keywords(s): Engineering

Category(s): Technology Classifications > Engineering > Electrical & Computer Engr, Technology Classifications > Environment & Energy

Novel solution for "produced water" disposal

BACKGROUND Water is used to extract oil and gas through hydraulic fracturing. This results in large quantities of Produced Water that needs to be dealt with. Produced water has considerable management costs that could adversely affect the life of the well. Produced water handling practices must also be environmentally sound or the operator could...

Published: 10/19/2022 | Inventor(s): Pankaj Sarin

Keywords(s): Energy & Environment

Category(s): Technology Classifications > Engineering, Technology Classifications > Environment & Energy, Technology Classifications > Engineering > Chemical Engr, Technology Classifications > Geology