Use of continuous miners, surge cars, diesel shuttle cars and bulldozers, and Jumbo drillers in potash mines; equipment used for transportation; control of speed of electric locomotives; electrical distribution; hoisting facilities.
Late developments in mining at Carlsbad
Min Congress J
Mining Congress Journal ; 40 , n 4
1954
Aufsatz (Zeitschrift)
Englisch
© Metadata Copyright Elsevier B. V. All rights reserved.
Online Contents | 1999
Sediment Impact Assessment, Carlsbad, New Mexico
HENRY – Bundesanstalt für Wasserbau (BAW) | 1995
|Carlsbad Area Office vehicle safety program
NTIS | 1996
Use of A-C shuttle cars at Carlsbad
Engineering Index Backfile | 1962
|