Pipes and tubular conduits – Flexible – Joined sections
Patent
1989-08-16
1993-11-16
Bryant, III, James E.
Pipes and tubular conduits
Flexible
Joined sections
138 98, 138105, 405154, 4051501, 137615, F16L 0100
Patent
active
052614611
ABSTRACT:
A liner pipe comprising sections of polyethylene pipe connected by articulated gasketed joints of bell and spigot design which are specifically adapted for ease of compression lining of large diameter pipe with minimum disruption to surface traffic and pipeline flow.
REFERENCES:
patent: 219120 (1879-09-01), Schpeier
patent: 1153187 (1915-09-01), Berry
patent: 1567369 (1925-12-01), Holst
patent: 4396797 (1983-08-01), Sakuragi et al.
patent: 4796669 (1989-01-01), St. Onge
patent: 4848407 (1989-07-01), Smith et al.
Kemp Eric E.
Smith Harold R.
Bryant III James E.
Chevron Research Company
La Paglia S. R.
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