Cărți de Michael J. Sapko

Performance of a Polyurethane Core Seal Tested in a Hydrostatic Chamber

Autor Dennis R. Dolinar et al.

Preț: 93^.28 lei

3-5 săpt.

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

Autor Kenneth L. Cashdollar et al.

Preț: 100^.47 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: 111^.74 lei

3-5 săpt.