| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a method for disassembling a decrepit existing piping in a building, capable of reducing the occurrence of noise and vibration as much as possible, and capable of rapid working. <P>SOLUTION: The method is a method for disassembling the pipeline consecutively connected in the axial direction via a sleeve in a pipeline space communicating between the upstairs and downstairs in the building. The method goes through processes of cutting and removing a part of the portion locating in the middle of the adjoining sleeve out of the pipeline on the upper floor and lower floor respectively, pushing up the cut pipeline in the upstairs direction with a jack, and picking up the cut pipeline out of the sleeve. <P>COPYRIGHT: (C)2012,JPO&INPIT</p> |
