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34 results returnedEstimate of Known Recoverable Reserves of Coking Coal in Indiana County, Pennsylvania
Estimate of Known Recoverable Reserves of Coking Coal in Cambria County, Pennsylvania
Estimate of Known Recoverable Reserves of Coking Coal in Westmoreland County, Pennsylvania
Estimate of Known Recoverable Reserves of Coking Coal in Armstrong County, Pennsylvania.
Estimate of Known Recoverable Reserves of Coking Coal in Pike County, Kentucky
Estimate of Known Recoverable Reserves of Coking Coal in Fayette County, Pennsylvania
Estimate of Known Recoverable Reserves of Coking Coal in Floyd County, Kentucky
Estimate of Known Recoverable Reserves of Coking Coal in Raleigh County, West Virginia
Estimate of Known Recoverable Reserves of Coking Coal in Jefferson County, Pennsylvania
Estimate of Known Recoverable Reserves of Coking Coal in Knott County, Kentucky
Estimate of Known Recoverable Reserves of Coking Coal in McDowell County, West Virginia
Estimate of Known Recoverable Reserves of Coking Coal in Allegheny County, Pennsylvania
Estimate of Known Recoverable Reserves of Coking Coal in Letcher County, Kentucky
Estimate of Known Recoverable Reserves of Coking Coal in Wyoming County, West Virginia
Estimate of Known Recoverable Reserves of Coking Coal in Allegany County, Maryland
Estimate of Known Recoverable Reserves of Coking Coal in Allegany County, Maryland
Estimate of Known Recoverable Reserves of Coking Coal in Somerset County, Pennsylvania
Mining with a Dosco continuous miner on a longwall face
Estimate of Known Recoverable Reserves of Coking Coal in Mingo County, West Virginia
Estimate of Known Recoverable Reserves of Coking Coal in Perry County, Kentucky
Estimate of Known Recoverable Reserves of Coking Coal in Harlan County, Kentucky
Estimate of Known Recoverable Reserves of Coking Coal in Mercer County, West Virginia
Estimate of Known Recoverable Reserves of Coking Coal in Washington County, Pennsylvania
Estimate of Known Recoverable Reserves of Coking Coal in Brooke County, West Virginia
Estimate of Known Recoverable Reserves of Coking Coal in Ohio County, West Virginia
Estimate of Known Recoverable Reserves of Coking Coal in Greene County, Pennsylvania
Estimate of Known Recoverable Reserves of Coking Coal in Monongalia County, West Virginia
Estimate of Known Recoverable Reserves of Coking Coal in Logan County, West Virginia
Estimate of Known Recoverable Reserves of Coking Coal in Marion County, West Virginia
Estimate of Known Recoverable Reserves of Coking Coal in Marshall County, West Virginia
Estimate of Known Recoverable Reserves of Coking Coal in Clarion County, Pennsylvania
Modified longwall mining with German coal planers :summary of operations at five coal mines
Published Year
Subject
- Coal-mining machinery (4)
- Longwall mining--Equipment and supplies (3)
- Coal -- Maryland -- Allegheny County. (2)
- Coal properties -- Maryland -- Allegany County. (2)
- Bituminous coal (1)
- Coal -- Kentucky -- Floyd County. (1)
- Coal -- Kentucky -- Harlan County. (1)
- Coal -- Kentucky -- Knott County. (1)
- Coal -- Kentucky -- Letcher County. (1)
- Coal -- Kentucky -- Perry County. (1)
- Coal -- Kentucky -- Pike County. (1)
- Coal -- Pennsylvania -- Allegheny County. (1)
- Coal -- Pennsylvania -- Armstrong County. (1)
- Coal -- Pennsylvania -- Cambria County. (1)
- Coal -- Pennsylvania -- Clarion County. (1)
- Coal -- Pennsylvania -- Fayette County. (1)
- Coal -- Pennsylvania -- Greene County. (1)
- Coal -- Pennsylvania -- Indiana County. (1)
- Coal -- Pennsylvania -- Jefferson County. (1)
- Coal -- Pennsylvania -- Somerset County. (1)
- Coal -- Pennsylvania -- Washington County. (1)
- Coal -- Pennsylvania -- Westmoreland County. (1)
- Coal -- West Virginia -- Brooke County. (1)
- Coal -- West Virginia -- Logan County -- Sampling. (1)
- Coal -- West Virginia -- Marion County -- Sampling. (1)
- Coal -- West Virginia -- Marshall County. (1)
- Coal -- West Virginia -- McDowell County. (1)
- Coal -- West Virginia -- Mercer County. (1)
- Coal -- West Virginia -- Mingo County. (1)
- Coal -- West Virginia -- Monongalia County -- Sampling. (1)
- Coal -- West Virginia -- Ohio County. (1)
- Coal -- West Virginia -- Raleigh County. (1)
- Coal -- West Virginia -- Wyoming County. (1)
- Coal mines and mining -- United States. (1)
- Coal preparation -- West Virginia -- Logan County. (1)
- Coal preparation -- West Virginia -- Marion County. (1)
- Coal preparation -- West Virginia -- Monongalia County. (1)
- Coal properties -- Kentucky -- Floyd County. (1)
- Coal properties -- Kentucky -- Knott County. (1)
- Coal properties -- Kentucky -- Pike County. (1)
- Coal properties -- Pennsylvania -- Armstrong County. (1)
- Coal properties -- Pennsylvania -- Fayette County. (1)
- Coal properties -- Pennsylvania -- Indiana County. (1)
- Coal properties -- Pennsylvania -- Jefferson County. (1)
- Coal properties -- Pennsylvania -- Westmoreland County. (1)
- Coal properties -- West Virginia -- Raleigh County. (1)
- Coal properties -- West Virginia -- Wyoming County. (1)
- Coal reserves -- West Virginia -- Logan County. (1)
- Coal reserves -- West Virginia -- Marion County. (1)
- Coal reserves -- West Virginia -- Monongalia County. (1)
- Coke -- West Virginia -- Logan County. (1)
- Coke -- West Virginia -- Marion County. (1)
- Coke -- West Virginia -- Monongalia County. (1)
- Coking coal. (1)
- Mineral industries. (1)
- Mining -- Penssylvania -- Cambria County. (1)
- Strip mining--Equipment and supplies (1)
Author
- Dowd, James J. (34) *
- Abernethy, R. F. (30)
- Wallace, Joseph J. (13)
- Provost, John M. (10)
- Toenges, Albert L. (10)
- Turnbull, Louis A. (8)
- Tavenner, William H. (5)
- Travis, Raymond G. (5)
- Haley, Wilbur A. (3)
- Cooper, H. M. (2)
- Reynolds, D. A. (2)
- Williams, Lloyd (2)
- Blaylock, D. W. (1)
- Bowsher, John A. (1)
- Stahl, R. Ward. (1)
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