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Elastomeric seal with reinforcing ring

Wells – Expansible anchor or casing – Liner hanger
Patent

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Emergency casing hanger

Wells – Expansible anchor or casing – Liner hanger
Patent

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Emergency casing hanger system

Wells – Expansible anchor or casing – Liner hanger
Patent

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Energized sealing cartridge for annulus sealing between...

Wells – Expansible anchor or casing – Liner hanger
Reexamination Certificate

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Expandable completion system and method

Wells – Expansible anchor or casing – Expansible casing
Reexamination Certificate

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Expandable composition tubulars

Wells – Expansible anchor or casing – Expansible casing
Reexamination Certificate

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Expandable downhole tubular and method of use

Wells – Expansible anchor or casing – Expansible casing
Reexamination Certificate

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Expandable liner and associated methods of regulating fluid...

Wells – Expansible anchor or casing
Reexamination Certificate

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Expandable metal liner for downhole components

Wells – Expansible anchor or casing – Expansible casing
Reexamination Certificate

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Expandable slip ring

Wells – Expansible anchor or casing – Expansible casing
Reexamination Certificate

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Expandable systems that facilitate desired fluid flow

Wells – Expansible anchor or casing – Expansible casing
Reexamination Certificate

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Expandable tool with enhanced expansion capability

Wells – Expansible anchor or casing – Expansible casing
Reexamination Certificate

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Expandable tubular

Wells – Expansible anchor or casing – Expansible casing
Reexamination Certificate

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Expandable tubulars

Wells – Expansible anchor or casing – Expansible casing
Reexamination Certificate

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Expandable tubulars with a radial passage and wall portions...

Wells – Expansible anchor or casing – Expansible casing
Reexamination Certificate

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Expandable well screen

Wells – Expansible anchor or casing – Expansible casing
Reexamination Certificate

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Expandable well screen

Wells – Expansible anchor or casing – Expansible casing
Reexamination Certificate

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Expanded liner system and method

Wells – Expansible anchor or casing – Expansible casing
Reexamination Certificate

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Expanded slip well anchor

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

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Expander for a tapered liner with a shoe

Wells – Expansible anchor or casing – Expansible casing
Reexamination Certificate

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