Title:
ガスパイプのフランジ部の漏れを修理する方法
Document Type and Number:
Japanese Patent JP2007534908
Kind Code:
A
Abstract:
A method of repairing a pipe (11) containing a pressurized fluid and having at least one leak, for instance in a flange (10), including the steps of installing a flexible and sealed casing (12) engaging the pipe on each side of the leak site to enclose the leak, the casing including a valve arranged at the highest point if the fluid is a gas or at the lowest point if it is a liquid; installing a rigid and sealed casing (20) engaging the pipe on either side of the flexible casing and enclosing the casing; and injecting a polymerizable liquid material into the rigid casing, so that the flexible casing is enclosed in a sleeve of polymeric resin after polymerization of the polymerizable material.
Inventors:
Bledalia, Vincent
Sri Mani, Hasen
Sri Mani, Hasen
Application Number:
JP2007510064A
Publication Date:
November 29, 2007
Filing Date:
April 12, 2005
Export Citation:
Assignee:
Bledalia, Vincent
International Classes:
F16L55/16; F16L23/16; F16L55/175
Domestic Patent References:
| JPH03282093A | 1991-12-12 | |||
| JPH1038184A | 1998-02-13 |
Foreign References:
| GB2080916A | 1982-02-10 | |||
| US3938774A | 1976-02-17 | |||
| GB2093146A | 1982-08-25 |
Attorney, Agent or Firm:
Shinichi Ogawa
Takashi Noguchi
Kazuhiko Saishita
Takashi Noguchi
Kazuhiko Saishita