4. Fluid handling
  5. With repair, tapping, assembly, or disassembly means
  6. Tapping a pipe, keg, or apertured tank under pressure

The Pipe Line Development Co.

Corporate Assignee

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Method and apparatus for prenotching a pipeline

Fluid handling – Processes – Cleaning – repairing – or assembling
Patent

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Pipe fitting with self-testing seals and method

Pipe joints or couplings – With indicator – alarm or inspection means
Patent

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Pipe plugging device

Fluid handling – With repair – tapping – assembly – or disassembly means – Tapping a pipe – keg – or apertured tank under pressure
Patent

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Safety cock

Valves and valve actuation – With correlated flow path – Flow path joint interlocked with valve or actuator
Patent

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Profile ID: LFUS-PAI-P-511201

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