4. Wells
  5. Submerged well
  6. Wellhead

William A. Valka

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Dual radially locked subsea housing

Wells – Submerged well – Wellhead
Patent

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Position indicating valves

Valves and valve actuation – Reciprocating valve – Push or pull operator
Patent

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Retrievable guide base for subsea well

Wells – Submerged well – Connection or disconnection of submerged members remotely...
Patent

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Sub-mudling casing hanger/packoff

Wells – Expansible anchor or casing – Liner hanger
Patent

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Subsea well guide base running tool

Wells – Submerged well – Connection or disconnection of submerged members remotely...
Patent

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Profile ID: LFUS-PAI-P-735730

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