Pipes and tubular conduits – Flexible – Distinct layers
Patent
1982-11-08
1985-04-16
Bryant, III, James E.
Pipes and tubular conduits
Flexible
Distinct layers
138124, 138125, 138127, F16L 916
Patent
active
045109745
ABSTRACT:
A plastic hose suitable for conveying refrigerant in a liquid or gas phase, liquefied gas such as LPG, volatile liquids, or gases such as CO.sub.2, O.sub.2 or N.sub.2 having an impermeable layer or a barrier. The amount of permeation of the gas in the hose to the outside and the amount of permeation of moisture into the hose are limited to extremely small values.
REFERENCES:
patent: 3554237 (1971-01-01), Pelley et al.
patent: 3614967 (1971-10-01), Royston
patent: 3727029 (1973-04-01), Chrow
patent: 3980107 (1976-09-01), Barnes
patent: 4172474 (1979-10-01), Stahl
Kobayashi Yoji
Matsumura Ikuei
Miyanaga Satoshi
Namekawa Yoshihiro
Natori Takeshi
Bryant III James E.
Hitachi Cable Ltd.
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