Long distance heating conduit in particular for hot water lines

Details Long distance heating conduit in particular for hot water lines Long distance heating conduit in particular for hot water lines

1973-04-19

1976-01-20

Goldstein, Herbert

Pipes and tubular conduits

Combined

With trench

138111, F16L 5800

Patent

active

039331814

ABSTRACT:
A long-distance heating conduit comprising one or more tubes conveying the heating medium, which tubes are supported in the conduit by support means consisting of an insulating material resistant to compression and surrounded by a heat-insulating material also resistant to compression and enclosed by cover foils having holes, the size and shape of which are dimensioned in such a manner that water substantially cannot penetrate, but that they are permeable to gases and vapors.

REFERENCES:
patent: 1797443 (1931-03-01), Powell
patent: 2906294 (1959-09-01), Peterson
patent: 2997071 (1961-08-01), May
patent: 3150691 (1964-09-01), Peterson
patent: 3229023 (1966-01-01), Bolton
patent: 3668837 (1972-06-01), Gross
patent: 3675432 (1972-07-01), Keene
patent: 3680364 (1972-08-01), Carrier
patent: 3751879 (1973-08-01), Allington

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