TY  - SER
AU  - Hubbard,Brad L.
AU  - Kadri,Shabib J.
AU  - Crotinger,Michael J.
TI  - Failure investigations deliver reduction in nonproductive time: During three years of Shell's NPT reduction initiative, failure frequency for GOM drilling tools has declined 60%, from five to less than two failures per month
PY  - 2010///
ER  -