Patent ID: 6755216
Filing Date: 2004-06-29
Classification: F16L

Abstract:
A method of repairing a leak in a pipe assembly which comprises a main pipe with a main pipe wall having a main pipe connecting portion with a main pipe through opening, and a branch pipe connecting to the main pipe at the through opening, said method comprising:a) separating the branch pipe from the main pipe; b) providing a plugging tool with a plug portion and a plugging tool extension, and inserting the plug portion into the main pipe through opening; c) providing an intermediate connecting section which has a through passageway and a connecting end portion, positioning the intermediate connecting section so that the plugging tool extension is located in the through passageway of the intermediate connecting section and positioning the connecting end portion at least partly in interfitting relationship with the main pipe connecting portion at the main pipe through opening; d) joining the connecting end portion of the intermediate connecting section to the connecting portion of the main pipe; e) removing the plug portion from the through opening of the connecting portion; and f) inserting a closure member into the through passageway of the intermediate connecting section.