PIPELINE REGENERATING AND REPAIRING METHOD
PURPOSE:To enhance the efficiency of a series of construction works by a method wherein lining work is applied to a main pipe in a ground embedded state and a through-hole is provided to the main pipe at the place corresponding to a branch pipe by a drilling device and, after one end of the main pip...
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Main Authors | , , , , , , |
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Format | Patent |
Language | English |
Published |
21.10.1994
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Edition | 5 |
Subjects | |
Online Access | Get full text |
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