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Melvin L. Hubbard, most recently was the Managing Member of Hubbard Gold & Platinum Mining LLC. He has been in the mining business since 1947. He has designed and operated many types of mills for processing gold and other metals. He has designed, installed and operated mills consisting of gravity concentration, floatation cells, copper leaching, gold and silver cyanidation, carbon adsorption, electrolytic stripping and a tungsten carbide melting/sparging...
Format:Paperback
Language:English
ISBN:1482684616
ISBN13:9781482684612
Release Date:April 2013
Publisher:CreateSpace Independent Publishing Platform
Length:162 Pages
Weight:0.54 lbs.
Dimensions:8.0" x 0.4" x 5.3"
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