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Apparatus for milling a well casing

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

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Apparatus for positioning deflection wedges

Wells – Means for guiding insertable element laterally of well axis – Secured in operative position by movable means engaging well...
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Bottom set, non-retrievable whipstock assembly

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

Wells – Means for guiding insertable element laterally of well axis – Secured in operative position by movable means engaging well...
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Deflector tool for deflecting items through a window in...

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

Wells – Means for guiding insertable element laterally of well axis – Secured in operative position by movable means engaging well...
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Device for anchoring an oil well tubing string within an oil...

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

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

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

Wells – Means for guiding insertable element laterally of well axis – Secured in operative position by movable means engaging well...
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Fail-safe coupling for a latch assembly

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

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

Wells – Means for guiding insertable element laterally of well axis – Secured in operative position by movable means engaging well...
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Keyless latch for orienting and anchoring downhole tools

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

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

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

Wells – Means for guiding insertable element laterally of well axis – Secured in operative position by movable means engaging well...
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Method and apparatus for a downhole excavation in a wellbore

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

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