Pipe joints or couplings – Flexible joint – rigid members
Patent
1980-06-27
1983-12-20
Callaghan, Thomas J.
Pipe joints or couplings
Flexible joint, rigid members
285229, F16L 2710
Patent
active
044213450
ABSTRACT:
A flexible length of pipe is formed from at least two pipe sections joined by a flexible element such as a closed toroidal shell or open convoluted forms.
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Callaghan Thomas J.
Shell Oil Company
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