PIPELINE FOR FLUID WITH INNER PROFILE Russian patent published in 2014 - IPC F16L11/11

Abstract RU 2505733 C2

FIELD: machine building.

SUBSTANCE: pipeline comprises wave ledges 4 and wave recesses 5. Wave ledges 4 have forward front 6 and rear front 7. Forward front 6 is a bit more sloped than rear front 7 while wave ledge top 7 and wave recess 5 are flat.

EFFECT: smaller losses in pipeline due to invariable flow direction.

7 cl, 1 dwg

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RU 2 505 733 C2

Authors

Bauer Andreas

Steinkamp Christoph

Anders Martin

Dates

2014-01-27—Published

2012-03-27—Filed