File:E-MJ - engineering and mining journal (1916) (14594516079).jpg

Identifier: emjengineeringmi102newy (find matches)
Title: E/MJ : engineering and mining journal
Year: 1916 (1910s)
Authors:
Subjects: Mineral industries Engineering
Publisher: New York : McGraw-Hill
Contributing Library: Engineering - University of Toronto
Digitizing Sponsor: University of Toronto

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hr., no work was done from 6 p.m. onSaturdays until 10 p.m. on Sundays. In the spring of1916, however, permission was obtained to work until11 p.m. Saturdays, thus permitting all the men to worksix full shifts a week. At the date of writing (Aug. 22, 1916) there stillremained approximately 210 ft. of shaft to lie sunk andtwo stations to be cut. The following permanent equipment is to be installedwhen the shaft is completed: Two 500-hp. hammer aircompressors, direct-connected to 300-kw. motors (eachcompressor will have a capacity of 2,600 cu.ft. per min.) :one hoisting engine for men and materials, having a 10-ft.drum with a speed of 1,200 ft. per min. and driven by a280-hp. motor; one hoisting engine operating two 5-ton*kips at a maximum speed of 1,450 ft. per min. and drivenby a 700-hp. motor. (Both hoists will have automaticspeed-regulating devices attached to the indicators toprevent overwinding or excessive speed at the start) : one November 1, 1916 ENGINEERING AND MINING JOURNAL
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DETAILS IN THE WORK OF SINKING THE WALLENBERG SHAFTof several timbers and these are bolted to a yoke su^ended muler fh^bucket ** * h°P d,ed throU(rh th 814 enoineeiunc and mininc journal Vol. 102, No. 19 electrically driven plunger pump handling 135 gal. ofwater per min. to a height of 1,200 ft.; one 30-hp. ven-tilating fan; two 36x12 Buchanan rock crushers, whichwill be installed underground,v A^vasten&Ea MnimfiEa^ Sua Seirlbn®. On the theory that even ones worst enemies should havetheir merits recognized, the Echo des Mines et de la Metal-lurgie, Paris, credits the Central Powers with rapidlyorganizing the underground work in Serbia. Under thegeneral military government of Austria was created asection of mines, which has been prospecting the moun-tains of Serbia. A laboratory was established at Belgrade.This mining section is headed by a captain, Dr. Kern;its technical manager is Lieutenant Imhoff, director ofmines; its working inspector is Lieutenant Franz, miningengineer. Th

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