A platform for research: civil engineering, architecture and urbanism
Mine ventilation stoppings, with especial reference to coal mines in Illinois
First cost of several types and expense of maintaining. (67540 N)
Mine ventilation stoppings, with especial reference to coal mines in Illinois
First cost of several types and expense of maintaining. (67540 N)
Mine ventilation stoppings, with especial reference to coal mines in Illinois
U S B S -- Bul
Williams, R.Y. (author)
1916
20 pages
Ills.
Report
English
© Metadata Copyright Elsevier B. V. All rights reserved.
Coal mine stoppings -- Cost and upkeep
Engineering Index Backfile | 1930
|Building stoppings in mines with large openings
TIBKAT | 1975
|Quick-fix blowout stoppings for hardrock mines
TIBKAT | 1976
|