Method and apparatus for repairing pipelines

Details Method and apparatus for repairing pipelines Method and apparatus for repairing pipelines

F - Mech Eng,Light,Heat,Weapons

16

L

F16L 55/18 (2006.01) F16L 55/165 (2006.01)

Patent

CA 2057341

The invention relates to a method and an apparatus for repairing pipelines, particularly for the sealed inner lining of pipes using a film hose provided with an adhesive and which by means of a transport hose is pressed in inverting manner into the pipe by means of a pressure medium and is kept dimensionally stable until the adhesive is cured, the film hose (3) being fixed by means of clamp pieces (6, 7) and is then coupled and at the end of the pressing in process the clamp hose (4) is unclamped by means of a hose clamp (11) and an auxiliary pressure medium is supplied for compensating pressure losses and the clamp hose (4) is closed in sealed manner by means of a blind flange (12) after unclamping has taken place.

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