Show trade notes an eight drill sullivan angle compound air compressor has been delivered to the horn silver mining company at frisco utah the tar baby mining company of salt lake has placed an order with the local branch of the sullivan machinery company for a 2 drill air compressor and two machine drills H V platt the new general manager of the oregon short line railroad arrived in salt lake on the ath dinst and at once assumed his new duties mr platt stated that he has in mind no changes either in policy or personnel the plains iron works company has acquired aired the property and business of the F M davis iron works company at denver colorado and will hereafter conduct it in the former name according to R B mcconney general manager the midland bridge company of kansas city missouri has been awarded the contract for the construction of a reinforced concrete bridge over the jordan river at twenty first street salt isalt lake city on a bid of the united states navy yard at charleston south carolina has just ordered a two and one half ton troy trailer this order follows the successful operation of other troy trailers which the government has in use at the navy yards in washington the stimpson equipment company of salt lake has just closed a contract with the american foundry machine company of this city for the manufacture of the janney notation flotation machine for which the stimpson company is sole agent in the united states and canada flotation machine for which A janney the stimpson n equipment company of salt lake is i the sole selling agency for the united states and canada has recently been added to the well equipped laboratory of the mackey ackey al school of mines at the university of nevada at reno the united states government recently purchased eleven two and one half ton and one one and one half ton troy trailers for use in mex mexico ico these trailers are handled by landes company in salt lake they are used by the government in connection with jeffery quads for the transportation of supplies information has been received that the salt lake route engineers who are at work along the route of the proposed line into the th e uinta basin country of uinta county utah have found grades more favorable than expected and that construction costs will be within the estimates made by the union pacific engineers the contracting firm of walter fitch jr inc of eureka utah has been div given en the contract for sinking several hundred feet of the new shaft just started by the chief consolidated mining company at Ho mansville in the northwestern section of the tintic gintic district this state mr fitch started the work last week john mckenna of the force of the vasco mining company boulder colorado stated recently that the companas comp anys new mill at stevens camp in the same district is ready for operation and would go into commission at once he stated however that the buying of tungsten ore would not be resumed at once as the company has a large surplus on hand and its own mines are more than supplying the boyd mill at boulder an agreement has been reached in the case of colonel E A wall against the consolidated soli dated Copp ermines company of kimberly nevada by the terms of which the corporation po ration will at once rehabilitate the old giroux mill at that place the general engineering gi company of salt lake will have charge of the installation of tables and a flotation unit in the plant and the enlargement of the mill toi to a capacity of 1000 tons a day the chicago pneumatic tool company of chicago has built a specially constructed six drill compressor for the war eagle consolidated soli dated mines company and it has been installed at the war eagle mine in the cripple creek district of colorado A pipe line has been carried to the happy year and sinking of a group grou p 1200 feet distant 1200 foot shaft has commenced there machinery made by the chicago pneumatic tool company is handled by the F C richmond machinery company of salt isalt lake the redwood manufacturers company of tsan isan francisco has been awarded the contract for the main pipe line of the new water system at lovelock nevada this is to start f from rom the junction of the branches lead ing from wrights pole and wild horse canyons and includes teet feet of the first named branch the contract calls for eight and twelve inell inch machine banded remco redwood pipe with air gate and relief valves and the price is given at D C dunbar company is isalt lake representative for the redwood company william C browning a former resident of salt lake who is now general manager for the magma copper company at superior arizona was in the city early in the month while here he gave the following short description of the companas comp anys milling plant the ore is transported from mine to mill over a Bl bleichert elchert aerial tramway of eight cubic foot buckets which carries the daily tonnage in one eight hour shift A blake jaw crusher is used for coarse and a symons twenty four inch disc machine for intermediate crushing the fine grinding is accomplished complis hed by a 1114 rey chrome steel ball mill and a chalmers williams tube mill the former reducing to 12 mesh and the latter to minus sixty the marcy product is concentrated over roughing tables the tailings tails s passing to the tube mill thence to a callow flotation system the tailings from flotation cells are concentrated re on wilfley slime tables seventy per cent of the total recovery consists of table concentrates cen and 30 per cent of flotation concentrates cen the recovery for 1915 averaged per cent of total content |