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公开(公告)号:US4245674A
公开(公告)日:1981-01-20
申请号:US86395
申请日:1979-10-19
CPC分类号: F16L58/181 , B29C61/0616 , B29C63/0069 , B29C63/42 , F16L47/22 , B29C35/045 , B29K2995/0049 , B29L2009/003 , Y10S138/01 , Y10S138/06 , Y10S174/08 , Y10S206/813 , Y10S285/909 , Y10S285/915 , Y10S428/913 , Y10T29/4981 , Y10T428/1328 , Y10T428/2839
摘要: Thermoshrinkable or thermoexpansive tubes for corrosion prevention or lin of piping are disclosed which have their inner and/or outer walls covered with at least one protective cover to keep them clean from dust, dirt, water or any other foreign matter which might interfere with adhesion to the pipe connection, thus causing corrosion or poor lining.
摘要翻译: 公开了用于防腐蚀或管道内衬的热可吸收或热膨胀管,其内壁和/或外壁覆盖有至少一个保护盖,以保持其免受灰尘,污垢,水或任何其它可能干扰粘附的异物 管道连接,从而导致腐蚀或衬里不良。
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公开(公告)号:US4188979A
公开(公告)日:1980-02-19
申请号:US941634
申请日:1978-09-12
CPC分类号: F16L58/181 , B29C61/0616 , B29C63/0069 , B29C63/42 , F16L47/22 , B29C35/045 , B29K2995/0049 , B29L2009/003 , Y10S174/08
摘要: Thermoshrinkable or thermoexpansive tubes for corrosion prevention or lining of piping are disclosed which have their inner and/or outer walls covered with at least one protective cover to keep them clean from dust, dirt, water or any other foreign matter which might interfere with adhesion to the pipe connection, thus causing corrosion or poor lining.
摘要翻译: 公开了用于防腐蚀或管道内衬的热可吸收或热膨胀管,其内壁和/或外壁覆盖有至少一个保护盖,以保持其免受灰尘,污垢,水或任何其它可能干扰粘附的异物 管道连接,从而导致腐蚀或衬里不良。
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