Most common means of underground transport are main hoists, small hoists or winches, scraper winches, endless rope haulage, and locomotives; general safety observations with special reference to training Native operators, derailing devices; car arresters; trolley line guards. Before Instn Certificated Engrs. (See also - n 2504 Jan 25 1941 p 553, 555, and 557)
Operation and safety devices of mechanical transport underground
S African Min Eng J
South African Mining and Engineering Journal ; 51 , Part 2, n 2505 ; p 587 + 589
1941
Aufsatz (Zeitschrift)
Englisch
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