STEEL PIPE WITH INTERNAL PLASTIC LINING Russian patent published in 2003 - IPC

Abstract RU 2211982 C1

FIELD: pipeline transport; application in manufacture of pipes and construction of pipelines conveying aggressive media. SUBSTANCE: ends of pipe lining are clamped between pipe and internal steel bushings having circular recesses on external ends and circular projections on internal ends. Bushings are protected from corrosion by electroplated protectors in form of hollow or solid cylinder located in pipe adjacent to bushings and electrically connected with them. EFFECT: increased service life of claimed pipe. 6 cl, 2 dwg

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RU 2 211 982 C1

Authors

Ibragimov N.G.

Dautov F.I.

Fadeev V.G.

Gareev R.M.

Dautov D.F.

Dates

2003-09-10—Published

2002-05-06—Filed