FIELD: pipeline transport.
SUBSTANCE: method comprises mounting metallic coupling on the defect section of the pipeline and sealing the but between pipelines and coupling from both sides. For this purpose, the collar is mounted on the pipeline by applying adhesive agent and winding the material on the surface of the pipeline adjacent to the coupling to level the outer diameters of the collar and coupling.
EFFECT: enhanced reliability.
1 dwg
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SU1767276A1 |
