Inventor
MCNAIR ROBERT J
US9 patents
Patents
9 patentsUS5533573AJul 9, 1996
Method for completing multi-lateral wells and maintaining selective re-entry into laterals
BAKER HUGHES INC166 citations98
US5520252AMay 28, 1996
Method and apparatus for sealing the juncture between a vertical well and one or more horizontal wells
BAKER HUGHES INC146 citations98
US5477923ADec 26, 1995
Wellbore completion using measurement-while-drilling techniques
BAKER HUGHES INC194 citations98
US5474131ADec 12, 1995
Method for completing multi-lateral wells and maintaining selective re-entry into laterals
BAKER HUGHES INC190 citations98
US5454430AOct 3, 1995
Scoophead/diverter assembly for completing lateral wellbores
BAKER HUGHES INC161 citations98
US5322127AJun 21, 1994
Method and apparatus for sealing the juncture between a vertical well and one or more horizontal wells
BAKER HUGHES INC256 citations98
US5318121AJun 7, 1994
Method and apparatus for locating and re-entering one or more horizontal wells using whipstock with sealable bores
BAKER HUGHES INC151 citations97
US5311936AMay 17, 1994
Method and apparatus for isolating one horizontal production zone in a multilateral well
BAKER HUGHES INC206 citations97
US5526880AJun 18, 1996
Method for multi-lateral completion and cementing the juncture with lateral wellbores
BAKER HUGHES INC261 citations95