LandOfFree - US Patents - Listing for Wells,Means for guiding insertable element laterally of well axis

Wells – Means for guiding insertable element laterally of well axis – Secured in operative position by movable means engaging well...

Method and apparatus for a downhole excavation in a wellbore

Wells – Means for guiding insertable element laterally of well axis

Method and apparatus for deviated drilling

Wells – Means for guiding insertable element laterally of well axis – Secured in operative position by movable means engaging well...

Method and apparatus for multilateral well entry

Wells – Means for guiding insertable element laterally of well axis – Secured in operative position by movable means engaging well...

Method and apparatus for retrieving an assembly from a wellbore

Wells – Means for guiding insertable element laterally of well axis – Secured in operative position by movable means engaging well...

Method and apparatus for setting a whipstock

Wells – Means for guiding insertable element laterally of well axis

Method for forming a window in a subsurface well conduit

Wells – Means for guiding insertable element laterally of well axis

Method of producing side-pocket mandrels free of welds

Wells – Means for guiding insertable element laterally of well axis – Secured in operative position by movable means engaging well...

Multi-face whipstock with sacrificial face element

Wells – Means for guiding insertable element laterally of well axis

Multilateral wellbore system

Wells – Means for guiding insertable element laterally of well axis

Multiple flow valves and sidepocket mandrel

Wells – Means for guiding insertable element laterally of well axis

Multiple pocket mandrel with fluid bypass