Inventor
MOFFITT MICHAEL E
US11 patents
⚠️ This page may combine multiple inventors who share the name “MOFFITT MICHAEL E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TESCO CORP
6 patentsUS7845431B2Dec 7, 2010
Retrieval tool with slips for retrieving bottom hole assembly during casing while drilling operations
TESCO CORP12 citations83
US7926578B2Apr 19, 2011
Liner drilling system and method of liner drilling with retrievable bottom hole assembly
TESCO CORP17 citations81
US7798251B2Sep 21, 2010
Circulation system for retrieval of bottom hole assembly during casing while drilling operations
TESCO CORP7 citations73
US7708077B2May 4, 2010
Retrieval of bottom hole assembly during casing while drilling operations
TESCO CORP7 citations73
US7886847B2Feb 15, 2011
Monitoring flow rates while retrieving bottom hole assembly during casing while drilling operations
TESCO CORP2 citations62
US7779920B2Aug 24, 2010
Controlling backflow pressure during retrieval of bottom hole assembly
TESCO CORP1 citations51
SCHLUMBERGER TECHNOLOGY CORP
3 patentsUS9567834B2Feb 14, 2017
Apparatus and method for cementing liner
SCHLUMBERGER TECHNOLOGY CORP5 citations72
US9784067B2Oct 10, 2017
Liner cementation process and system
SCHLUMBERGER TECHNOLOGY CORP0 citations50
US9546532B2Jan 17, 2017
Liner top packer for liner drilling
SCHLUMBERGER TECHNOLOGY CORP0 citations50