METHOD OF REPAIRING DEFECTIVE SECTION OF PIPELINE AND PRESSING DEVICE Russian patent published in 2006 - IPC F16L55/16

Abstract RU 2272956 C2

FIELD: construction.

SUBSTANCE: method comprises stripping from both sides of the section to be repaired, mounting the pressing device, fixing the pipeline with the pressing device, trenching throughout the section to be repaired, shutting off the linear gate valves, pumping out the fluid between the valve gates, cutting out the damaged section, and setting the new section.

EFFECT: enhanced reliability and safety.

5 cl, 5 dwg

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RU 2 272 956 C2

Authors

Levagin Vladimir Mikhajlovich

Dates

2006-03-27—Published

2004-03-09—Filed