Proximity Detection Systems for Continuous Mining Machines in Underground Coal Mines
Title: Comment submitted by Joe Swan, Arch Coal, Inc.
Joe Swan, Manager, Maintenance Technical Services, Arch Coal, Inc., November 17, 2011.
This is comment on Proposed Rule
Proximity Detection Systems for Continuous Mining Machines in Underground Coal Mines
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Comment submitted by Joe Swan, Arch Coal, Inc.
Title:
Comment submitted by Joe Swan, Arch Coal, Inc.
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