4. Wells
  5. Above ground apparatus
  6. With seal for reciprocating member

Julian D. Keithahn

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Annular blowout preventer packing unit

Valves and valve actuation – Blow-out preventers – Deformable annulus
Patent

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Ball type valve having improved redundant sealing system

Fluid handling – With repair – tapping – assembly – or disassembly means – Assembling – disassembling – or removing cartridge type valve
Patent

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Flow control apparatus

Fluid handling – With indicator – register – recorder – alarm or inspection means
Patent

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Flow diverter

Wells – Above ground apparatus – With seal for reciprocating member
Patent

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Profile ID: LFUS-PAI-P-233245

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