New and improved method and apparatus involving an integrated or otherwise combined exit guide and section mill for sidetracking or directional drilling from existing wellbores
A Standard patent application filed on 10 June 2003 credited to Shappert, Neil D.
;
Kennedy, Michael D.
Details
Application number :
2003243535
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
New and improved method and apparatus involving an integrated or otherwise combined exit guide and section mill for sidetracking or directional drilling from existing wellbores