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Near surface disconnect riser

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

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Nested stack-down casing hanger system for subsea wellheads

Wells – Submerged well – Wellhead
Reexamination Certificate

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Non-intrusive pressure measurement device for subsea well...

Wells – Submerged well – Testing
Reexamination Certificate

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Non-orientated tubing hanger with full bore tree head

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

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Non-orienting tree cap

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

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Non-rotating stabilizer for drill string

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

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Normally closed retainer valve with fail-safe pump through capab

Wells – Submerged well – Means removably connected to permanent well structure
Patent

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Normally closed retainer valve with fail-safe pump through capab

Wells – Submerged well – Means removably connected to permanent well structure
Patent

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Normally closed retainer valve with fail-safe pump through capab

Wells – Submerged well – Means removably connected to permanent well structure
Patent

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Normally closed retainer valve with fail-safe pump through capab

Wells – Submerged well – Means removably connected to permanent well structure
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Normally closed retainer valve with fail-safe pump through capab

Wells – Submerged well – Means removably connected to permanent well structure
Patent

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