摘要 |
A method of preparing a pipe for joining to another pipe, the method including the steps of fixing a cutting tool to one side of a fusion welding 5 machine; fixing a pipe to an other side of the welding machine; moving the cutting tool with respect to the pipe so that the cutting tool engages an internal wall of the pipe to thereby cut the internal wall of the pipe, preparing the pipe for joining to another pipe. '~34 342 24 '24 FIG. 2 42- 2 |