Show NEW 10 00 TON concentrating 1 ROASTING AND SMELTING PLANT PLAN the nevada consolidated copper company san francisco whose properties are located near ely nevada where a new 1000 ton concentrating roasting and smelt ing plant is in process of construction has recently let the contracts for the entire equipment including power and electrical electr cil apparatus to the allis chalmers company of milwaukee dengal ro asters and thence to the ber atory furnaces and conver converters tors in the usual manner in laying out the plant the arrangement of equipment of various kinds follows closely the process referred to it is divided into under the following heads 1 concentrating machinery 4 1 aw tit MW J pr P 71 7 L 15 wl va fan 1 C R 71 t MR i A interior gerior view of anaconda copper mining companas Comp anys roasting plant the largest in the world W where fifty t ki six mcdougall air ii furnaces are installed the new works when completed will constitute one of the most carefully equipped and thoroughly modern plants ibi it the united states the nature of the product from it will be electrolytic coppel up to the present time the work on the companas comp anys properties has been largely that of development awaiting the completion of a plant with adequate capacity to handle the output the process of treatment will consist in the concentration of ores which concentrates will be passed to the mc 2 roasting machinery 3 Reverb oratory smelting smelling sm elting machinery 4 converter machinery under those divisions the ore treating machinery much of which is of special and unusually heavy design aggregating 2 pounds in weight will be installed one of the features of the new plants equipment will be the battery of six mcdougal roasting furnaces each standing 19 feet 6 inches high and 18 feet in diameter the main shafting for the entire group of six furnaces will be driven from a 20 26 H P bullock induction motor running at a speed of revolutions per minute the operator will be enabled to control the operation of each furnace from any one of three floors or stages about them the list of concentrating machinery to be installed will include among other appliances ances six 6 feet huntington mills specially heavy in design of the anaconda type they will be equipped with special stop box and continuous shaft for three mills dividing the six mills into two groups also two heavy design blake crushers eight tables 91 banners and 24 richards classifiers designed under the direction of the inventor prof R H richards of the massachusetts of technology the engine equipment consists of taz 22 and 48 inch by 48 inch compound condensing heavy duty type a blowing engine with cylinders 16 inch by 32 inch to deliver cubic feet of free air per minute and electrical machinery as follows two K W allis chalmers bullock en engine ane type alternators two exciters excite rs and seven motor s I 1 ranging from 20 to H P for the operation of the various ore reducing devices furnaces etc mr thomas W cox is eng engineer neer of the company it is expected that the new plant will be ready to begin operations by early summer four big ely concerns the boston news bureau of recent date in commenting on the mining activity at ely say says the ely nevada camp gives promise of a large increase in the production in the next few years this camp has come into prominence only in the last year through the promotion of the nevada consolidated copper company w which aich has a capital capitalization nation of s shares hares par 10 this company combined the new york nevada and white pine companies J parke channing in his report upon this property estimated a prospective spec tive output of to tons 0 of f ore and advised the erection of a andton and ton mill to treat it F W bradley of san francisco president of the alaska treadwell company and bunker hill and sullivan company who is consulting engineer of the nevada consolidated was in boston recently and stated that developments at the property in the last six months have demonstrated a tonnage in sight of three times mr Chann ings estimate or to tons the ore of the ely camp is very similar to that of the bingham district copper bearing bearin porphyry it averages higher than bingham porphyry and runs about 3 pe per r cent copper As a result of new ore developments the nevada consolidated company has decided to build the first unit of its proposed new mill 2500 tons instead of 1000 the nevada consolidated com company pany is not the only promising property in this camp the giroux consolidated mines co owns over 1000 acres of proven copper bearing bearin territory adjoining the nevada consolidated and has this property well developed joseph L giroux is the father of the camp it is he who discovered the united verde and brought it to senator dark clark up to within a few years ago he was manager of the united verde at a salary of per annum and left this P E 4 bullock type AN induction motor attached to side wall bullock type AN induction motor position of his accord to develop his own properties at ely the history of the promotion of this company brought considerable discredit upon the enterprise which it did not warrant but it is now being managed as a business proposition it hag an authorized capital of shares of which have been issued and of this amount 63 per cent was given in payment for the property and shares issued to the public at from 5 to per share the stock is now selling at 1050 per share boston interests have a large ownership in this company the giroux property is developed through five shafts in depth from to feet and they are well equipped with the latest machinery the company is now building a smelter and contemplate building a concentration mill to handle its porphyry the giroux company has large bodies of sulphide ore in ad to its porphyry deposits the guggenheims have also become interested te in the ely district through the cumberland ely co which has recently been formed by the american smelting smelling Sm elting people with shares of stock par 5 this company controls properties adjacent to the nevada consolidated but they are not in a very high stage of development there has been considerable talk of the guggenheims becoming interested in nevada consolidated |