Inventor
VERT JEFFERY WALTER
CA4 patents
Patents
4 patentsUS7640984B2Jan 5, 2010
Method for drilling and casing a wellbore with a pump down cement float
TESCO CORP21 citations91
US7428927B2Sep 30, 2008
Cement float and method for drilling and casing a wellbore with a pump down cement float
TESCO CORP16 citations91
US7757764B2Jul 20, 2010
Method for drilling and casing a wellbore with a pump down cement float
TESCO CORP10 citations82
US7484559B2Feb 3, 2009
Method for drilling and casing a wellbore with a pump down cement float
TESCO CORP10 citations82