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Report of Investigations
作者
Thomas M. Barczak
出版1991
ISBN
OSU:32435025836396
主題
Longwall mining
The History and Future of Longwall Mining in the U...
作者
Thomas M. Barczak
出版1992
ISBN
UOM:39015095077411
主題
Longwall mining
Rigid-body and Elastic Solutions to Shield Mechani...
作者
Thomas M. Barczak
出版1987
ISBN
UOM:39015078479253
主題
Longwall mining
Canopy and Base Load Distribution on a Longwall Sh...
作者
Thomas M. Barczak / David F. Gearhart
出版1992
ISBN
OSU:32435025836156
主題
Dead loads (Mechanics)
Safety Evaluations of Longwall Roof Supports
作者
Thomas M. Barczak
出版1989
ISBN
UOM:39015078457556
主題
Longwall mining
Shield-loading Studies at an Eastern Appalachian M...
作者
Thomas M. Barczak / United States. Bureau of Mines / Stephen J. Kravits
出版1987
ISBN
UOM:39015078476150
主題
Longwall mining
Practical Considerations in Longwall Face and Gate...
作者
Thomas M. Barczak / David E. Schwemmer / Carol L. Tasillo
出版1989
ISBN
UOM:39015078457739
主題
Gate roads (Mining)
Critical-load Studies of a Shield Support
作者
Thomas M. Barczak / David E. Schwemmer
出版1987
ISBN
STANFORD:36105110717886
主題
Longwall mining
Stiffness Characteristics of Longwall Shields
作者
Thomas M. Barczak / David E. Schwemmer
出版1988
ISBN
UOM:39015078472498
主題
Longwall mining
Performance Characteristics of Wood Cribs and Alte...
作者
Thomas M. Barczak / Pittsburgh Research Laboratory (National Institute for Occupational Safety and Health)
出版1999
ISBN
OCLC:899994257
主題
Ground control (Mining)
Comparison of Models to Evaluate in Situ Shield Lo...
作者
Thomas M. Barczak / David E. Schwemmer
出版1990
ISBN
UOM:39015078479295
主題
Longwall mining
Engineering Methods for the Design and Employment ...
作者
Thomas M. Barczak / David F. Gearhart
出版1993
ISBN
UOM:39015095072560
主題
Mine timbering
Advanced Guidelines for Performance Testing of Two...
作者
Thomas M. Barczak
出版1989
ISBN
UOM:39015078457655
主題
Ground control (Mining)
Shield Machanics and Resultant Load Vector Studies
作者
Thomas M. Barczak / Robert C. Garson
出版1986
ISBN
UOM:39015078489161
主題
Longwall mining
Effect of Load Rate on Wood Crib Behavior
作者
Thomas M. Barczak / David E. Schwemmer / United States. Bureau of Mines
出版1988
ISBN
UOM:39015078472431
主題
Mine roof control
Evaluation of Multitimbered Wood Crib Supports
作者
Thomas M. Barczak / Carol L. Tasillo
出版1991
ISBN
UOM:39015078476028
主題
Mine roof control
A Model of Shield-strata Interaction and Its Impli...
作者
Thomas M. Barczak
出版1991
ISBN
UOM:39015077558271
主題
Longwall mining
Three-dimensional Shield Mechanics
作者
Thomas M. Barczak / W. Scott Burton
出版1987
ISBN
UOM:39015078480004
主題
Longwall mining
Horizontal and Vertical Load Transferring Mechanis...
作者
Thomas M. Barczak / David E. Schwemmer
出版1988
ISBN
UOM:39015078481382
主題
Longwall mining
Shield Mechanics and Critical Load Studies for Uns...
作者
Thomas M. Barczak
出版1990
ISBN
UOM:39015078475533
主題
Longwall mining
Two-leg Longwall Shield Mechanics
作者
Thomas M. Barczak / David E. Schwemmer
出版1989
ISBN
UOM:39015078477166
主題
Government publications
Factors Affecting Strength and Stability of Wood C...
作者
Thomas M. Barczak / Carol L. Tasillo
出版1988
ISBN
UOM:39015078479634
主題
Mine roof control
Examination of Design and Operation Practices for ...
作者
Thomas M. Barczak
出版1992
ISBN
UOM:39015095072214
主題
Longwall mining
Historical Perspective and Future Projection of Lo...
作者
Thomas M. Barczak
出版1977
ISBN
OCLC:1139500988
主題
Longwall mining
HISTORY AND FUTURE OF LONGWALL MINING IN THE UNITE...
作者
United States. Bureau of Mines
ISBN
OCLC:1314453203
主題
Longwall mining
Assessment of Longwall Roof Behavior and Support L...
作者
Thomas M. Barczak / W. Scott Burton
出版1987
ISBN
UOM:39015078469288
主題
Elastic analysis (Engineering)
Design and Operation of Powered Supports for Longw...
作者
Thomas M. Barczak
出版1977
ISBN
OCLC:1139514755
主題
Longwall mining
SAFETY EVALUATIONS OF LONGWALL ROOF SUPPORTS
出版1989
ISBN
OCLC:932779680
Advanced Guidelines for Performance Testing of Two...
作者
Thomas M. Barczak
出版1989
ISBN
LCCN:89600167
主題
Ground control (Mining)
Rigid-body and elastic solutions to shield mechani...
作者
Thomas M. Barczak
出版1987
ISBN
OCLC:247287239