Show BOOK REVIEW TESTING FOR metallurgical PROCESSES by james A barr pages indexed illustrated 2 postpaid this work is designed to assist in the selection of the process of treatment for any ores the author describes the apparatus and methods employed in making laboratory and small lot tests it is founded upon experimental work at the michigan college of mines and the methods recommended have been tested in practice it is brief and practical equally valuable to the student and the practicing engineer sent to any al dress upon receipt of price by the salt lake mining review distributors PRACTICAL STAMP MILLING AND amalgamation by H W macfarren pages indexed illustrated 2 postpaid the product of experience enriched by observation gives details needed in everyday every day work the stamp mill its location and design the mortar die shoes tappet and cam adjustment of height order of drop feeder and screens water supply and power principles of amalgamation ga mation and treatment of plates retorting loss of gold mill tests and mill management all these are treated in a masterly manner by one who has himself solved these problems sent to any address upon receipt of price by the salt lake mining review distributors MORE RECENT CYANIDE PRACTICE edited by H foster bain pages indexed illustrated price 2 postpaid in uis work are compiled the leading articles on that have ap appeared since recent cyanide practice was published the result is an invaluable compendium of data relating to mill construction and operation to costs and to the chemistry of the process written by men who have built and operated abed the latest and best mills and ane chemists and metallurgists who have solved the problems as they arose sent to any address upon receipt of price by the salt lake mining review distributors |