Invention Grant
- Patent Title: Lateral pipe lining material and lateral pipe lining method
- Patent Title (中): 横管内衬材料和侧管内衬法
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Application No.: US12930940Application Date: 2011-01-20
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Publication No.: US08715442B2Publication Date: 2014-05-06
- Inventor: Takao Kamiyama , Koji Kaneta , Kenji Fujii , Fuminori Tanaka
- Applicant: Takao Kamiyama , Koji Kaneta , Kenji Fujii , Fuminori Tanaka
- Applicant Address: JP
- Assignee: Shonan Gosei-Jushi Seisakusho K.K.
- Current Assignee: Shonan Gosei-Jushi Seisakusho K.K.
- Current Assignee Address: JP
- Agency: Adams & Wilks
- Priority: JP2010-018331 20100129
- Main IPC: B31F5/04
- IPC: B31F5/04

Abstract:
A tubular lateral pipe lining material is configured to be inserted into a lateral pipe which intersects with a main pipe in order to repair the lateral pipe. The tubular lateral pipe lining material has a flexible tubular resin-absorbing material impregnated with an uncured curable liquid resin. The tubular resin-absorbing material has one end that is folded back. A flange member, over which the folded-back end of the tubular resin-absorbing material is pressed, is made of a thermoplastic resin. An adhesive is applied over the flange member and the folded-back end of the tubular-absorbing material to bond the tubular resin-absorbing material to the flange member.
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