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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...
Reexamination Certificate

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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...
Reexamination Certificate

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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...
Reexamination Certificate

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Device for positioning a tool within a wellbore flow string

Wells – Means for guiding insertable element laterally of well axis
Patent

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Diverter tool

Wells – Means for guiding insertable element laterally of well axis
Patent

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Downhole fixed choke for steam injection

Wells – Means for guiding insertable element laterally of well axis
Patent

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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...
Patent

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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...
Patent

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Drilling kick-off device

Wells – Means for guiding insertable element laterally of well axis
Patent

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Dump and kill valve for a sidepocket mandrel

Wells – Means for guiding insertable element laterally of well axis
Patent

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