LandOfFree - US Patents - Listing for Wells,Expansible anchor or casing

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Actuation indicator for downhole tools

Wells – Expansible anchor or casing – Spring set

Patent

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Adjustable flexibility anchor device with retractable arms for w

Wells – Expansible anchor or casing

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Adjustable mandrel well casing hanger

Wells – Expansible anchor or casing

Patent

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Adjustable swage

Wells – Expansible anchor or casing

Reexamination Certificate

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Anchor and anchor positioner assembly

Wells – Expansible anchor or casing – Spring set

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Anchor device

Wells – Expansible anchor or casing – With wedge or cam and friction drag

Patent

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Anchor device to relieve tension from the rope socket prior...

Wells – Expansible anchor or casing – Set by wedge or cam at any point by drop only

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Anchor positioner assembly

Wells – Expansible anchor or casing – Spring set

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Anchoring apparatus for tools used in determining the stuck poin

Wells – Expansible anchor or casing

Patent

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Anchoring device and running tool for downhole apparatus

Wells – Expansible anchor or casing – Spring set

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Anchoring device for tubing string

Wells – Expansible anchor or casing – Set by wedge or cam at any point by drop only

Patent

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Anchoring mechanism for well packer

Wells – Expansible anchor or casing – Expansible means translated by wedge or cam

Patent

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Anchoring tool

Wells – Expansible anchor or casing – Liner hanger

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Anti-rotation device

Wells – Expansible anchor or casing – Liner hanger

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Anti-rotation tool

Wells – Expansible anchor or casing – Spring set

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Apparatus and method for hanging tubulars in wells

Wells – Expansible anchor or casing – Liner hanger

Reexamination Certificate

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Apparatus comprising expandable bistable tubulars and...

Wells – Expansible anchor or casing – Expansible casing

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Apparatus for actuating an annular piston

Wells – Expansible anchor or casing – Fluid pressure actuated

Reexamination Certificate

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Apparatus for cryothermal fracturing of rock formations

Wells – Expansible anchor or casing – Fluid pressure actuated

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Apparatus for expanding a tubular member

Wells – Expansible anchor or casing – Expansible casing

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

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