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This mock-up shows the new blade design being tested by the Bureau of Mines. The base of the blade is thicker and there is a strip of titanium carbide at the point of previous severe erosion. If used, please credit Bureau of Mines, U.S. Department of the Interior.During LDC's final 1,100-hour run, this rotor blade (arrow) was undercut by ash flowing along the rotor past the tips of the stator blades. If used, please credit Bureau of Mines, U.S. Department of the Interior.

673. New Rotor Blade Design

IDNO:
002692
Title:
New Rotor Blade Design
Date:
1960-1970
Description:
This mock-up shows the new blade design being tested by the Bureau of Mines. The base of the blade is thicker and there is a strip of titanium carbide at the point of previous severe erosion. If used, please credit Bureau of Mines, U.S. Department of the Interior.During LDC's final 1,100-hour run, this rotor blade (arrow) was undercut by ash flowing along the rotor past the tips of the stator blades. If used, please credit Bureau of Mines, U.S. Department of the Interior.
Mountaineer Coal Company, Division of Consolidation Coal Company.

674. Continuous Mining Machine (Middle) and Loading Machine (Bottom)

IDNO:
002701
Title:
Continuous Mining Machine (Middle) and Loading Machine (Bottom)
Date:
1959/04/07
Description:
Mountaineer Coal Company, Division of Consolidation Coal Company.

675. Shuttle Car Approaches Mine Railway Track.

IDNO:
002703
Title:
Shuttle Car Approaches Mine Railway Track.
View of the mechanics of a stove coal washer.

676. Stove Coal Washer, Price Hill Colliery Company

IDNO:
002707
Title:
Stove Coal Washer, Price Hill Colliery Company
Description:
View of the mechanics of a stove coal washer.
View of a row of boilers and equipment in an underground mine.

677. Boilers in a Coal Mine

IDNO:
002710
Title:
Boilers in a Coal Mine
Description:
View of a row of boilers and equipment in an underground mine.
Continuous mining machine at work.

678. Continuous Miner in a Tunnel Approximately 4 Feet High

IDNO:
002714
Title:
Continuous Miner in a Tunnel Approximately 4 Feet High
Description:
Continuous mining machine at work.
Shuttle car in an underground mine, loaded with coal.

679. Loaded Shuttle Car

IDNO:
002719
Title:
Loaded Shuttle Car
Description:
Shuttle car in an underground mine, loaded with coal.
'Modified longwall mining with a German coal planer. Progress report 2: Completion of mining in three adjacent panels in the Pocahontas no. 4 coal bed, Helen, W. Va.' Please give credit to the Bureau of Mines, United States, Department of Interior.

680. Interior of a Coal Mine with Roof Supports Along Longwall Face

IDNO:
002721
Title:
Interior of a Coal Mine with Roof Supports Along Longwall Face
Description:
'Modified longwall mining with a German coal planer. Progress report 2: Completion of mining in three adjacent panels in the Pocahontas no. 4 coal bed, Helen, W. Va.' Please give credit to the Bureau of Mines, United States, Department of Interior.
Close view of an electric motor at a coal mine site in Thomas, W. Va.

681. Electric Motor, Thomas, W. Va.

IDNO:
002734
Title:
Electric Motor, Thomas, W. Va.
Description:
Close view of an electric motor at a coal mine site in Thomas, W. Va.
Close view of a conveyor and engine at a coal mine machine shop in Thomas, W. Va.

682. Mining Machinery, Thomas, W. Va.

IDNO:
002740
Title:
Mining Machinery, Thomas, W. Va.
Description:
Close view of a conveyor and engine at a coal mine machine shop in Thomas, W. Va.
View of a conveyor in a machine shop at a coal mine in Thomas, W. Va.

683. Mining Machinery, Thomas, W. Va.

IDNO:
002741
Title:
Mining Machinery, Thomas, W. Va.
Description:
View of a conveyor in a machine shop at a coal mine in Thomas, W. Va.
Close view of a conveyor at a coal mine shop in Thomas, W. Va.

684. Mining Machinery, Thomas, W. Va.

IDNO:
002744
Title:
Mining Machinery, Thomas, W. Va.
Description:
Close view of a conveyor at a coal mine shop in Thomas, W. Va.