|Application No.||Application Title||Issue Date|
|20110061939||Offshore Casing Drilling Method|
A method of casing drilling a portion of an offshore well includes running a casing string with a drill bit assembly attached to it into a previously drilled portion of the well. Before the drill bit assembly reaches bottom, the operator attaches drill pipe to the casin...
|20100282463||Pump In Reverse Outliner Drilling System|
A liner string for a well has a liner hanger assembly at an upper portion of the liner string. A profile sub is located at a bottom portion of the liner string. A bottom hole assembly is latched to the profile sub. The operator lowers the liner string into the well with...