United States Steel Corporation
1981-04-20T12:00:00
UNITED STATES STEEL CORPORATION, CONTESTANT
v.
SECRETARY OF LABOR, MINE SAFETY AND HEALTH ADMINISTRATION (MSHA)
AND
UNITED MINE WORKERS OF AMERICA (UMWA),
RESPONDENTS
- PENN 80-318-R
Mine Name:
N/ASECRETARY OF LABOR, MINE SAFETY AND HEALTH ADMINISTRATION (MSHA),
PETITIONER
UNITED STATES STEEL CORPORATION, RESPONDENT
- PENN 81-48
Mine Name:
Cumberland Mine