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Michael J. Sapko

5 books

Compendium of Structural Testing Data for 20-psi Coal Mine Seals by Samuel P. Harteis, Michael J. Sapko, Eric S. Weiss

Compendium of Structural Testing Data for 20-psi Coal Mine Seals

Samuel P. Harteis, Michael J. Sapko, Eric S. Weiss

160 pages • missing pub info (editions)

nonfiction art technology medium-paced
Evaluation of Explosion-resistant Seals, Stoppings, and Overcast for Ventilation Control in Underground Coal Mining by National Institute for Occupational Safe, Michael J. Sapko, Kenneth L. Cashdollar

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

National Institute for Occupational Safe, Michael J. Sapko, Kenneth L. Cashdollar

56 pages • missing pub info (editions)

nonfiction art technology medium-paced
Performance of a Polyurethane Core Seal Tested in a Hydrostatic Chamber by Centers for Disease Control and Preventi, Samuel P. Harteis, Michael J. Sapko
Performance of a Polyurethane Core Seal Tested in a Hydrostatic Chamber
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Centers for Disease Control and Preventi, Samuel P. Harteis, Michael J. Sapko

Performance of a Polyurethane Core Seal Tested in a Hydrostatic Chamber

Centers for Disease Control and Preventi, Samuel P. Harteis, Michael J. Sapko

46 pages • missing pub info (editions)

nonfiction health medium-paced
Recommendations for a New Rock Dusting Standard to Prevent Coal Dust Explosions in Intake Airways by Marcia L. Harris, Michael J. Sapko, Eric S. Weiss

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

Marcia L. Harris, Michael J. Sapko, Eric S. Weiss

60 pages • missing pub info (editions)

nonfiction art technology medium-paced
Results of In-Mine Research in Support of the Investigation of the Sago Mine Explosion by Samuel P. Harteis, Michael J. Sapko, Eric S. Weiss

Results of In-Mine Research in Support of the Investigation of the Sago Mine Explosion

Samuel P. Harteis, Michael J. Sapko, Eric S. Weiss

148 pages • missing pub info (editions)

nonfiction art technology medium-paced