David Mansur Email & Phone Number

Sweetwater, Tn

Advisor/Contributor/Oversight over New Chemical Processes, Oversight over Induction Melt Operations, Sampling, Assay Laboratory, Vault, Carbon Removal, and Regularly Assist/Support Sales and Production with Process Recommendations of New/Potential Feeds. Primary contributor of many major changes to enhance incineration recoveries (yield), carbon removal, initiated the company assay laboratory, Ru recovery in smelting and removal of Ru/Ir coatings from titanium anodes, introduction of flocculants to improve PGM yield, development of ion exchange for PGM collection, introduction/fabrication of copper plating linked to smelting, chlorination, improved induction smelting, improved internal gains, and many other proprietary improvements that can't be listed publicly. Cell# (423) 351-3701

Houston, Tx

Directed Construction and Managed plant operations for the recovery and purification of precious metals found on insoluble alumina catalysts via in-situ chlorination derived from hypochlorite.This facility employed specialized resin technology for post digestion recovery and purification of platinum and palladium from weakly acidic solutions. Insoluble material was treated on-site before disposal in a non-hazardous landfill.

Scottsville, New York, United States

Reviewed Business Development of Chemical Products (PGM compounds and reagents), Petrochemical Catalyst Recovery, Nitric Acid PGM Recovery, Rhodium Refining, Ion Exchange for Metal Purification, Rhenium Recovery, and other New Business Development efforts.

Santa Fe Springs, California, United States

Senior Manager responsible for all precious metal refining. Managed nine (9) departments employing 65 employees for a 24/7 acid digestion facility. Oversight of incineration, sampling, refining, melt, and production of a precious metals for the North America operation. Overall responsibility over petrochemical catalyst sampling/digestion/refining, rotary furnace operations, smelting and high-grade melt operations, and general refining and purification of all production metals.Reduced backlogs, improved throughput, installed improvements in digestion, waste treatment, scrubber operations, optimized digestion methods, introduced continuous digestion of materials, reduced metal inventory, and more.

M.S., Chemistry

B.S., Chemistry