Open AccessAnnual report on the project to design and experimentally test an improved geothermal drill bit
Author(s) -
L. M. Barker,
S.J. Green,
W.C. Maurer,
L.K. DeVries
Publication year - 1976
Publication title -
osti oai (u.s. department of energy office of scientific and technical information)
Language(s) - English
Resource type - Reports
DOI - 10.2172/6614869
Subject(s) - drill bit , drill , drilling , bit (key) , seal (emblem) , lubrication , geothermal gradient , mechanical engineering , drill pipe , petroleum engineering , materials science , engineering , metallurgy , computer science , geology , art , computer security , geophysics , visual arts
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