ELBOW MAKING METHOD (VERSIONS) Russian patent published in 2003 - IPC

Abstract RU 2197675 C2

FIELD: construction. SUBSTANCE: invention can be used at laying reinforced plastic pipelines. According to proposed method, coupling members - elbows are made of plastic pipe, are welded and then their joint is reinforced in two steps by winding of composite fiber material with subsequent polymerization. EFFECT: improved reliability of pipeline. 3 cl, 3 dwg _

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RU 2 197 675 C2

Authors

Grejlikh V.I.

Babin A.D.

Maevskij I.I.

Sharonov B.V.

Dates

2003-01-27—Published

2001-01-12—Filed