Phelps Dodge Corporation/Tyrone Branch
1986-02-26T12:00:00
SECRETARY OF LABOR,
MINE SAFETY AND HEALTH
ADMINISTRATION (MSHA),
PETITIONER
v.
PHELPS DODGE CORPORATION/
TYRONE BRANCH,
RESPONDENT
- CENT 85-19-M
- CENT 85-37-M
Mine Name:
Tyrone Mine & Mill