Title page for ETD etd-02132009-172231


Type of Document Master's Thesis
Author Young-On, Harold
URN etd-02132009-172231
Title An economic evaluation of backfilling in Virginia's coal mines
Degree Master of Science
Department Mining and Minerals Engineering
Advisory Committee
Advisor Name Title
No Advisors Found
Keywords
  • Coal mines and mining
Date of Defense 1990-00-00
Availability restricted
Abstract
Files
  Filename       Size       Approximate Download Time (Hours:Minutes:Seconds) 
 
 28.8 Modem   56K Modem   ISDN (64 Kb)   ISDN (128 Kb)   Higher-speed Access 
[VT] LD5655.V855_1990.Y687.pdf 4.33 Mb 00:20:01 00:10:18 00:09:00 00:04:30 00:00:23
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