Seal for pipelines threaded joints and its use

Details Seal for pipelines threaded joints and its use Seal for pipelines threaded joints and its use

F - Mech Eng,Light,Heat,Weapons

16

L

F16L 15/04 (2006.01) F16L 58/18 (2006.01)

Patent

CA 2438147

A seal for threaded joints of pipelines formed by pipes with outer threads joined by couplings with inner threads, the seal constituted by a substantially cylindrical sleeve of elastomeric material, wherein the outer surface of the sleeve has at least on part of its length a thread engaging the inner thread of the coupling. The sleeve can be enlarged at both ends by sealing lips. Preferably, the seal is used for joints of pipelines to convey fluids, especially corroding fluids, hydrocarbons and its derivates, and the like.

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