METHOD OF PIPELINE REPAIR Russian patent published in 2017 - IPC F16L1/24 F16L1/10 

FIELD: transportation.

SUBSTANCE: to repair the pipeline, the defective item is cut out, the ends of the pipe are centered, and the pipe coil are welded. Before cutting out, the pipeline is fixed by at least one fixing device at a distance of not less than 100 mm from the edge of the cut elements. Before and/or after the cutting of the pipeline, the retention efforts are measured, resulting in the fixing device, and alert the appropriate personnel management system signal fixing device of the approach to the critical values of stresses in the metal pipe and / or automatically limit the effort.

EFFECT: decrease in time and complexity of work maintenance, improving the quality and safety of their performance, reducing the requirements for qualification of personnel, the ability to automate the process, including the fitting of pipe coils.

23 cl