Document Type and Number:
Japanese Patent JPH0451336
Kind Code:
B2
Abstract:
Pipe lining material consists of cylindrical woven cloth, e.g., constituted by 500-5000 d warp and weft yarn, a layer, pref. 2-10 mm thick, which consists of bulky finished yarn that is considerably thicker than the yarn of the cylindrical woven cloth and pref. has an apparent diameter that is several to several tens of times greater than that of the cylindrical woven cloth yarn and which is provided on the outer side or the inner side of the woven cloth and an airtight layer of rubber or synthetic resin on the other side of the woven cloth. Pref. at least 50% of the area of one side of the woven cloth is covered by the bulky yarn.
Inventors:
HIGUCHI KUMAO
MORINAGA AKIO
SESHIMO MASAHIRO
SAITO HITOSHI
MORINAGA AKIO
SESHIMO MASAHIRO
SAITO HITOSHI
Application Number:
JP26249686A
Publication Date:
August 18, 1992
Filing Date:
November 04, 1986
Export Citation:
Assignee:
TOKYO GASU KK
ASHIMORI KOGYO KK
ASHIMORI KOGYO KK
International Classes:
B32B1/08; B29C63/36; B32B5/06; B32B5/08; B32B25/10; B32B27/12; D03D1/00; D03D3/02; D03D15/00; F16L58/10
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