Inventor
HILLIS DAVID JOHN
GB5 patents
Patents
5 patentsUS7367389B2May 6, 2008
Tubing expansion
WEATHERFORD LAMB22 citations92
US7255177B2Aug 14, 2007
Tubing expansion
WEATHERFORD LAMB24 citations92
US7017669B2Mar 28, 2006
Methods and apparatus for expanding tubulars
WEATHERFORD LAMB26 citations87
US7575060B2Aug 18, 2009
Collapse resistance of tubing
WEATHERFORD LAMB9 citations83
US7395857B2Jul 8, 2008
Methods and apparatus for expanding tubing with an expansion tool and a cone
WEATHERFORD LAMB11 citations81