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A simple device for measurement of angles of azimuth and deviation from the horizontal on glass tubes used for surveying diamond-drill holes

Densities and porosities of core samples from wells in Appalachian oilfields

Automated borehole surveying system for steeply inclined cased boreholes

Published Year

• 1940-1949 (1)
• 1960-1969 (1)
• 1970-1979 (1)

Subject

• Borings (3) *
• Mine surveying (1)
• Oil well logging (1)
• Petroleum--Appalachian Region (1)

Author

• Pierce, C. I. (1)
• Slagle, Franklin D. (1)
• Tesch, Willard John. (1)
• Townsend, James W. (1)

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