Synthetic resin profile pipe manufacturing method in which a sealing wall is formed in the empty space of the profile using a filling device
The present invention relates to a method for manufacturing a synthetic resin profile pipe in which a sealing wall is formed in an empty space of a profile by using a filling device, in which a synthetic resin pipe (1) on which a profile (30) is formed is spirally wound, and a joint member (2) is fo...
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Main Author | |
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Format | Patent |
Language | English Korean |
Published |
06.01.2022
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Subjects | |
Online Access | Get full text |
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