4. Valves and valve actuation
  5. Blow-out preventers
  6. Radial reciprocating ram

Tri C. Le

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Blowout preventer opening mechanism

Valves and valve actuation – Blow-out preventers – Radial reciprocating ram
Patent

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Bop seal with improved metal inserts

Valves and valve actuation – Blow-out preventers
Patent

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BOP seal with improved metal inserts

Valves and valve actuation – Blow-out preventers
Patent

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Crossover seal assembly

Seal for a joint or juncture – Seal between relatively movable parts – Relatively rotatable radially extending sealing face member
Patent

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Expanding gate valve with fluid-powered actuator

Valves and valve actuation – Fluid actuated or retarded – Dashpot or fluid controlled retarder or timer
Patent

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Profile ID: LFUS-PAI-P-268328

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