| Show 0 trade notes if you wish to see pictured some of the most remarkable examples of heavy welding imaginable write to the metal corporation broadway new york tor for a copy of reactions for the second quarter 1920 to meet the demand for a lighter hand drilling machine the sullivan machinery company has recently placed on the market the sullivan light rotator class DP 32 it is available in solid piston hollow piston and water tube models this new machine weighs only twenty nine pounds and is good for four foot holes under average conditions hyndman peak is the only named mountain in idaho that rises above feet it stands near the blaine custer county line and has a height of feet there are however several unnamed peaks near hyndman peak whose elevations are greater than feet as shown by the contours on the halley hailey topographic map published by the united states geological survey the westinghouse electric manufacturing company is distributing motor application circular no entitled electrification fi of Ex vacating shovels which describes and illustrates the various uses to which electric shovels may be put such as railway work coal mining and excavating cava ting the method of electrifying is discussed together outline of the choice of equipment advantages of electric shovels ir are fully considered and results of recent tests are given which show the cost per cubic yard of material removed by means of these shovels following out special plans for general advancement in research work the simonds manufacturing company has just completed an addition to its research laboratory connected with its steel mills at lockport N Y additional equipment consisting of to boo pounds capacity special type biec electrical melting furnace several electric heating furnaces an dother and other tools and equipment have been installed with a view of greatly extending facilities for carrying on development and research work new formulas and methods for making special steels will be worked out at the enlarged laboratory under the direction of an expert metallurgical staff harry lowe who operates the pioneer quartz mine near volcano amador county california in a recent letter to A E hopley distributor of the gibson quartz mills bush street san francisco gives the machine a great send off mr lowe says it was last october that I 1 got my gibson mill and installed it on my pioneer property it has been in operation ever since during my ten months experience with the mill I 1 have been convinced that it is the best reducer of ores and the best amalgamator that I 1 have ever run up against aside from its being the cheapest to operate so that I 1 can honestly say that I 1 am entirely satisfied with my mill E J atkinson field manager of the southwestern estem engineering company of los angeles was a recent visitor in salt lake city en route to spokane and the northwest in the interest of his company while in mcgerry cherry creek nevada he closed an order tor for two type A southwestern engineering companas Comp anys flotation machines for the spaulding engineering company which is equipping equi ping the old star mill in that section with modern modem machinery mr atkinson reports recent sales of their i flotation machines to the utah exploration company park city utah mr charles moore manager seven machines to the cerro de pasco c 0 mine peru making thirteen machines for that plant two machines for the messina development company south africa three machines for C L cochran nogales ariz and three machines to the la prieta mining company at siaoloa Sin oloa mexico E A montgomery general manager everyone who has occasion to purchase insulating fabrics will find much help in bulletin no just issued by the general electric company for this bulletin deals entirely with various classes of insulating material put on the market by the company it is an 1 illustrated ilu 9 grated bulletin the photographs telling the story in outline of how such fabrics are produced among other photographic views are the baking ovens used in producing varnished fabrics the process of insulating field coils with varnished fabric tape the taping of armature coils wrapping armature coils with varnished fabric and the machine which covers the big cables with a varnished fabric the chief value of this bulletin consists of an especially prepared list of standard materials with a brief description of e each this list is designed to assist customers in selecting the material they need |
