Title:
Construction of a pipe
Document Type and Number:
Japanese Patent JP6009573
Kind Code:
B2
Abstract:
An elongate hollow structure such as a pipe (10) and a method of constructing such an elongate hollow structure. The pipe (10) comprises a radially inner portion (11) and a radially outer portion (13), with the two portions (11, 13) merging together to provide an integrated tubular wall structure. The method comprising: providing the radially inner portion (11) in the form of an inner tube (21) and assembling the radially outer portion (13) about the inner tube (21). The outer portion (13) comprises an outer tube (30) of fibre reinforced composite construction surrounded by a flexible outer casing (31). The inner tube (21) is expanded to give form and shape to the outer portion (13).
Inventors:
Neil Derek Bray, Graham
Application Number:
JP2014537425A
Publication Date:
October 19, 2016
Filing Date:
October 31, 2011
Export Citation:
Assignee:
Long Pipes Proprietary Limited
International Classes:
B32B1/08; B29D23/00; F16L9/14
Domestic Patent References:
| JP42003393B1 |
Foreign References:
| US3329173 | ||||
| CA843231A1 | ||||
| US6899842 |
Attorney, Agent or Firm:
Shoichi Okuyama
Arihara Koichi
Matsushima Tetsuo
Hidefumi Kawamura
Ayako Nakamura
Satoshi Morimoto
Kyoko Tsunoda
Yu Tanaka
Tokumoto Koichi
Atsushi Watanabe
Mai Kodama
Akiko Mizushima
Toru Masuya
Arihara Koichi
Matsushima Tetsuo
Hidefumi Kawamura
Ayako Nakamura
Satoshi Morimoto
Kyoko Tsunoda
Yu Tanaka
Tokumoto Koichi
Atsushi Watanabe
Mai Kodama
Akiko Mizushima
Toru Masuya
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