Timko, R. J.; Marshall, M. D.; Thimons, E. D.
view article (9.992496)
Laboratory Evaluation of Spray-Applied Rigid Urethane Foams.
Bureau of Mines, Pittsburgh, PA
RI 8974,
1985,
22 p.
Marshall, M. D.
view article (9.580606)
Assessment of Dispersing Tracer Gas with Ventilation Air Stream to Detect Mine Fires. Open-File Report. September 26, 1979-August 31, 1983.
MSA Research Corp., Evans City, PA
Bureau of Mines, Washington, DC,
OFR 11784,
October 1983,
70 p.
Thimons, E. D.; Marshall, M. D.
view article (9.580606)
In-Mine Remote-Actuated Stench Fire-Warning System.
Bureau of Mines, Pittsburgh, PA
RI 8872,
1984,
13 p.