Results 21 - 24 of 24
2/1/1998 - Technology NewsStudies of hoist safety features and Mine Safety and Health Administration (MSHA) accident statistics suggests a need to measure wire rope tension, conveyance speed and position, and shaft guide misalignment.
2/1/1998 - Technology NewsRecent ore pass failures have underlined the lack of ore pass design methods and standards available to both MSHA and mine engineers.
2/1/1998 - Conference papersThis paper presents data and theorem to calculate the risk of experiencing undesirable lightning related events while blasting or while engaged in other lightning sensitive activities. The paper provides an overview of lightning hazards in blasting oper...
1/1/1992 - Reports of InvestigationsThe performance of RETIMET metal foam as a flame arrester on explosion-proof enclosures was investigated by the U.S. Bureau of Mines both in laboratory tests and at the U.S. Mine Safety and Health Administration's (MSHA's) Approval and Certification Cen...