Show trade and construction notes installation of the new compressor plant to replace the one recently recently y destroyed by fire should be completed at the mammoth mine near eureka utah by january 1 the nia machinery chinery has been delivered at the mine and work of setting the compressor started the yavapai onyx company mayer arizona is preparing to double its production this on a basis of an eastern order for worth of material more effective machinery is to be placed in in the quarries including large shovels operated by steam or electricity W 0 belford is superintendent perin AV W J loring manager of the arizona metals company at kirkland arizona is quoted as saying that his company now is laying plans for the construction of a ton leaching in plant to treat the ores from its zonia and french gulch properties tests have indicated that an extraction of 90 per cent of the values can be recovered and that very low milling costs are assured the southern manganese steel company st louis f J chich specializes in the production of heat and corrosion resisting alloys under the trade name of Fahr alloy announces In noun ces that it will add an auxiliary electric melting 11 fu furnace r i 1 nace of lb capacity to speed up production of castings oi of lighter desin design desi n this addition will relieve the pressure on the work of the ton and a half electric melting furnace the sullivan machinery company has just issued two new eight page bulletins descriptive of rotator drilling machines bulletin 81 0 describes and fully illustrates the new auger rotator designed for use in very soft ore coal or soft broken rock hardpan frozen ground etc the other bulletin 81 Q tells all about the new 15 L 5 medium and 1 ethul he 13 L TI 3 heavy r rotators ota tors each are said to be whiz in their otheir class and in the work for which they are desi designed 6 ned better get a copy of these late bulletins j the minerals and metals corporation 1034 merchants bank building los angeles has placed an order the southwestern engineering b corporation for a mill to tc be erected at sahuarita arita arizona tobe to be completed and in operation by the firstos fir first of january the mill according to F I 1 lincoln dean company representative will have a capacity of approximately 1000 tons monthly and be equipped with h a two stage b flotation process for the selective treatment of complex copper lead zinc ores J of which there are many deposits in the district near sahuarita arita chas A dark of the alark lea operating properties at clayton idaho was in salt lake a few days ago purchasing mill equipment for the treatment of ores at his 11 is camp notwithstanding Z 1 the stormy weather that has been holding idaho and utah in its grip nearly all the time since the first of the month mr dark clark is confident that he can accomplish the seventy mile haul from mackay to clayton in time to place the machinery and begin milling operations durin during t the next thirty days it is stated that mr clarks company has expended in opening 6 up a large tonnage nage b of 25 mill ore and the building and equipment of a plant in which to treat it the denver fire day clay company has just issued a new I 1 booklet of 33 pal pages ages designated as bulletin no on facts about Refract ories the first part of the book deals with the characteristics uses and specifications of refractory cements and mortars while the remainder of the handy little volume describes D F C refractory cements and other products including the various lines of bonding materials mortars etc so essential in doing first class lasting work in the building lining and repairing of furnaces fire walls and kindred requirements of the laboratory chemical works and there is so much valuable detailed and illustrated lust rated data in this new booklet that anyone interested and concerned in the use and application of fire resisting substances should secure a copy this priceless little booklet is to be had for the asking |