Title:
PIPE * HAVING OUTTSIDE COATING OF BLOWN PLASTICS
Document Type and Number:
Japanese Patent JPS5230913
Kind Code:
A
Abstract:
A pipe having an outer coating of foam plastics, a tape of thermoplastics being wrapped around the foam plastics in an overlapping way, the overlapping parts being heatsealed to each other. At least one reinforcing filament is present on the original contacting surfaces of the overlaps. Preferably one straight and one zig-zag applied filament are present.
Inventors:
BARUNAA YAN DE PUTSUTERU
Application Number:
JP7171476A
Publication Date:
March 09, 1977
Filing Date:
June 19, 1976
Export Citation:
Assignee:
WAVIN BV
International Classes:
F16L11/133; F16L58/16; F16L59/02; F16L59/10; (IPC1-7): F16L11/12; F16L11/16