Preinsulated pipe assembly and pipeline

Details Preinsulated pipe assembly and pipeline Preinsulated pipe assembly and pipeline

1974-08-16

1976-07-27

Bell, Jr., Houston S.

Pipes and tubular conduits

Thawing and freeze protection

Electric

137341, 174 47, 219301, H05B 358

Patent

active

039714160

ABSTRACT:
A preinsulated pipe assembly and pipeline formed from a plurality of such assemblies. Each pipe assembly includes a pipe with a heater housing mounted thereon to form a cavity along the exterior of the pipe and a preformed insulation layer for insulating the pipe and the heater housing. A connecting assembly is used to join the pipe assemblies and form a pipeline. Pull means detachably connected to a heating element facilitates placement of the heating element in the heater housing cavities, and a pulling assembly attached to the heater element permits removal of the heater element after installation of the pipeline.

REFERENCES:
patent: 3784785 (1974-01-01), Noland

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