发明名称 Retrofit smoke evacuation conduit designed to be installed in an existing evacuation conduit
摘要 <p>The conduit has a covering device comprising attachments to maintain a strip (2) i.e. thermally insulating strip, in wrapping position. The strip has two series (7, 8) of anchoring or hooking points (9) adjoining visible and masked longitudinal edges (4, 5) of the strip. The series of the anchoring or hooking points are arranged to extend on both sides of the visible longitudinal edge at rolled state of the strip in the position around a tubular body (1). Each attachment connects the anchoring or hooking points of the series in the position by spanning the visible longitudinal edge. The thermally insulating strip is in the form of two layers of glass fabrics and sheets based on alkaline earth silicate fibers that are interposed between the layers.</p>
申请公布号 EP2402656(A2) 申请公布日期 2012.01.04
申请号 EP20110169787 申请日期 2011.06.14
申请人 EURL BRETAUD 发明人 BRETAUD, JEAN-YVES
分类号 F23J13/02 主分类号 F23J13/02
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