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A hydraulic-powered platform for scaling high backs and walls

Cutting action of rotary bits in oil shale

Determination of stresses around an underground opening, Climax Molybdenum Mine, Colorado

Stresses induced around mine development workings by undercutting and caving, Climax Molybdenum Mine, Colorado (in two parts).

Published Year

• 1950-1959 (2)
• 1960-1969 (2)

Subject

• Hydraulic machinery (1)
• Mining engineering (1)
• Mining machinery (1)
• Oil-shale industry--Equipment and supplies (1)
• Oil-shales (1)
• Rock pressure--Measurement (1)
• Rotary cutting (1)
• Shale oils (1)
• Strain gages--Evaluation (1)
• Strains and stresses (1)
• Strains and stresses--Measurement (1)

Author

• Utter, Stephen. (4) *
• Rose, Charles K. (2)
• Morris, Carl. (1)
• Tesch, Willard John. (1)

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