Cărți de Michael J. Sapko

Recommendations for a New Rock Dusting Standard to Prevent Coal Dust Explosions in Intake Airways

Autor Kenneth L. Cashdollar et al.

Preț: 98^.21 lei

3-5 săpt.

Evaluation of Explosion-Resistant Seals, Stoppings, and Overcast for Ventilation Control in Underground Coal Mining

Autor Eric S. Weiss et al.

Preț: 109^.21 lei

3-5 săpt.

Performance of a Polyurethane Core Seal Tested in a Hydrostatic Chamber

Autor Dennis R. Dolinar et al.

Preț: 91^.15 lei

3-5 săpt.