(Facility) Hamburg Copper Refinery

BROOK HUNT AND ASSOCIATES, LTD, QUARTERLY SERVICE ISSUE 1,COPPER, PAGE 3.60.TARRING, T., ED., NON-FERROUS METAL WORKS OF THE WORLD, 2NDED., METAL BULLETIN BOOKS, LTD, 1974, PAGE 297.PINCOCK, ALLEN & HOLT, INC.; THE DEVELOPMENT OF ENGINEERING,OPERATING AND ENVIRONMENTAL COST DATA FOR INTERNATIONALCOPPER SMELTING AND REFINING OPERATIONS - HAMBURG(NORDDEUTSCHE), GERMANY. BUMINES CONTRACT J0290007, MAY1991. FOR INF., CONTACT S.W. TOWLE, TPO, BUMINES-MAFO,DENVER, CO.E&MJ; REFINING: THE PRESSURE'S ON TO UPGRADE FACILITIES,AUG. 1992, P. WW19 - WW21.