1970•Unpublished venueOpen access
K-DIVISION EXPERIMENTAL WORK. PART I. GEOPHYSICS RESEARCH FOR UNDERGROUND EXPLOSION TECHNOLOGY.
Livermore (USA). Lawrence Livermore Lab. California Univ., J Hearst, R Carlson, John T. Rambo
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Abstract
This report is a detailed discussion of all the research carried out by the Geo physics Research Group during the past four years.It updates material that has already been published elsewhere.De scriptions are given of tests of a dry hole acoustic log, a shear-wave downhole sur vey, and comparisons between commer-This report was compiled from many other reports that have been written by the authors over the last four years, and it also Well logging, or geophysical logging is the investigation of the properties of earth materials using equipment lowered into holes in the ground.Holes several kilometers deep are routinely logged by a number of organizations specializing in this work.An extensive literature exists, mainly related to oilfield log-1 -3 ging.The data obtained range in quality from highly accurate to qualita tive, depending on the logging company, the parameter being measured, the con-
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