FIELD: transportation; pipe building.
SUBSTANCE: pipeline section contains pipes with tips, a coupling and tenon joints between the pipes, and features, at least, one pipe furnished with a cylindrical elongated tenon groove and arranged in the coupling with a clearance relative to the other pipe exceeding the coupling sealing size in the pipe.
EFFECT: wider range of application of the section.
| Title | Year | Author | Number |
|---|---|---|---|
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|
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RU2354522C2 |
