发明名称 CONCRETE PIPE LAGGING ASSEMBLY
摘要 <p>A concrete pipe lagging assembly (10,10A,10B) having a sheet of flexible material or fabric (11,11A) having one or more metal straps (12,12A,12B,12C) attached to the sheet (11,11A) which functions as a spring or springs which thereby provides the sheet (11,11A) with a bias that facilitates coiling of the sheet (11,11A) about a pipe (13) prior to a concrete pour in use.</p>
申请公布号 WO2007079518(A1) 申请公布日期 2007.07.19
申请号 WO2006AU01073 申请日期 2006.07.28
申请人 SCOTT, JON, ROBERT;RICHARDS, ANDREW, ANTHONY 发明人 SCOTT, JON, ROBERT;RICHARDS, ANDREW, ANTHONY
分类号 F16L57/00;E02D31/10;E04F17/08;E04G21/24;F16L5/00 主分类号 F16L57/00
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