00000nam 2200000zi 4500 9.911484 CaOODSP 20241203113655 m o d f cr bn||||||||| 220517s1982 xxca o f000 0 eng d CaOODSP eng rda CaOODSP En14-491/1982E-PDF Scott, John Stanley, 1929- author. Filter cake washing for cyanide removal / by J.S. Scott, chief, Mining and Metalurgical Division. [Place of publication not identified] : [Environment Canada], [1982] 1 online resource (11 pages) : illustrations text txt rdacontent computer c rdamedia online resource cr rdacarrier "Alkaline Chlorination Seminar for Gold Mill Operators, Vancouver, British Columbia, May 26-27, 1982." Digitized edition from print [produced by Environment and Climate Change Canada]. "The purpose of this presentation is to stress the importance of effectively removing cyanide from the cyanided tailings filter cake, by washing with water, in gold mills which rely principally on the destruction of cyanide in their waste barren solution, e.g., by alkaline chlorination, to produce an acceptable effluent for discharge to the environment." Gold mines and mining Waste disposal. Sewage Purification Cyanide removal. Cyanide wastes. Or Mines et extraction Déchets Élimination. Eaux usées Épuration Décyanuration. Cyanures Déchets. Canada. Environment Canada, issuing body. PDF 429 KB https://publications.gc.ca/collections/collection_2022/eccc/En14-491-1982-eng.pdf