Show bill T HO what the now new york times says about hardinge conical mills there is a new metallurgical laboratory being installed at the columbia school of mines it is in reality a small plant reproducing mill conditions and using the most up to date and approved equipment Clipp ingrow N Y times Ti nies from the statement by the dean of the columbia school of mines and arthur F taggart professor of ore dressing in the N Y times of july 4 1920 hardinge mills are rapidly becoming the standard equipment for intermediate ter mediate and fine grinding in metallurgical plants the world over they meet the modern demand for large capacity low operating cost and produce exactly the desired product our grinding data bulletins give detailed facts and figures compiled from the reports of operators grinding a wise variety of ores we will be glad to send them on request and the services olour of our engineers will be gladly given in the solution of and grinding biffi difficulties cuttles you pou may map ba experiencing perien perlen cing DENVER COLO PI ST M AT I 1 SAE BANK mr 1 tissi OLD maliot IAL bank iaac t SALT L L CI trumam TrU UTAH TAM newhouse MEW louse HOUSe oina J h 1 lahl l CIAL MOUSE HOUSE you have heard oi of them ALL now buy the BEST r r since 1914 the gibson mills have been on the market gad r during that time there has been many important changes cua T ninde made in their construction in the new 1930 1920 model gibson G we a and r mills we have done away with the sear gear drive a ia r adopted the latest up to date method of direct drive the crown frame of tile the mill you win will note two we inside r directly above and below the horizontal drive P pall r these wells are arc massive hall ball bearings insuring longa long wes z it laj join directly at the base of the shaft or spindle where thrust tile the muller and ball hearing berins inside is another heavy having r fitting iny in through which the tension rod passes seated is i ac which already passed up through a heavy spring want h at gives G below by taking up tile the tension on this that is in the in L the terrific crushing power to the gibson wills no 1 mill it is estimated that it has a pound and in the no 3 2 something like PO pounds uddo the ife get lot ing parts are of manganese steel in these Q the gyratory motion having a crushing chushin o grin grinding dingo blev rea R all at the same time while cannot be equalled equal led in the of ores f NY A E fa 0 0 distributors calif franciaco scot dush bush street san lip |