发明名称 DEVICE FOR TRENCHLESS REPLACEMENT OF UNDERGROUND PIPE
摘要 <p>A pipe parting mole (40) including a length of cable (70) that is engageable to the mole (40) and a cable pulling device engagement system generally includes a reaction plate (96) and an annulus type member (124) for removably engaging the cable pulling device therewithin. A cable pulling frame (84) may be used to facilitate the removal of the cable (70) from a relatively small hole (32) that is created at the pulling end (36) of the pipe (14).</p>
申请公布号 WO1998030350(A1) 申请公布日期 1998.07.16
申请号 US1998000266 申请日期 1998.01.09
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