Open AccessSupport research for development of improved geothermal drill bits. Semi-annual report
Author(s) -
R.R. Hendrickson,
A H Jones,
S J Green,
R W Winzenried
Publication year - 1977
Language(s) - English
Resource type - Reports
DOI - 10.2172/6081054
Subject(s) - lubricant , lubrication , drill , elastomer , bit (key) , seal (emblem) , fabrication , mechanical engineering , petroleum engineering , computer science , engineering , materials science , composite material , art , medicine , visual arts , alternative medicine , computer security , pathology