4. Wells
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Kelly packing and stripper seal protection element

Wells – Above ground apparatus – Releasable seal or cleaner disengaged by projection on inner...
Patent

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Keyhole mandrel with insert pocket

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

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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...
Patent

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Kick over tool for side pocket mandrel

Wells – Conduit wall or specific conduit end structure – Side entry
Reexamination Certificate

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Kick-over apparatus

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

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Kickoff plugs comprising a self-degrading cement in...

Wells – Processes – Cementing – plugging or consolidating
Reexamination Certificate

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Kickover tool

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

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Kickover tool

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

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Kickover tool

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

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Kickover tool

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

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Kickover tool

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

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Kickover tool

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

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Kickover tool and selective mandrel system

Wells – Means for guiding insertable element laterally of well axis
Reexamination Certificate

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Kickover tool for placing and removing well flow control devices

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

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Kickover tool with pivot arm retraction means

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

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Kill fluid for oil field operations

Wells – Processes – Cementing – plugging or consolidating
Patent

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Knife gate valve stage cementer

Wells – Valves – closures or changeable restrictors – Fluid operated
Patent

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Knockdown centralizer

Wells – Guide for device or conduit – On sucker or pump rod
Patent

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Knockdown centralizer

Wells – Guide for device or conduit – On sucker or pump rod
Patent

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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...
Patent

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