METHOD TO BUILD LONG PIPELINE Russian patent published in 2013 - IPC F16L1/38 F16L1/28 

FIELD: machine building.

SUBSTANCE: mobile device is installed in the first position on the way of installation of the built pipeline, and a separate section of the pipeline is made in direction of the installed pipeline. Then the second separate section of the pipeline is made in the opposite direction. The mobile device is moved for production of the pipeline to the second position on the way of installation of the built long pipeline, the third separate section of the pipeline is made in direction of passage of the specified pipeline and the fourth separate section of the pipeline in the opposite direction. At the discretion, the mobile device is moved to the next position on the way of installation of the built pipeline, the next separate sections of the pipeline are made in direction of passage of the lengthy pipeline and in the opposite direction. At the discretion, this process is repeated once or several times. Then all produced separate sections of the pipeline are connected. The invention relates also to pipelines made in accordance with the method described above, and to usage of pipelines for transportation of gas and/or liquids, crude oil, natural gas.

EFFECT: method improvement.

15 cl, 3 dwg