PIPE WITH INNER PLASTIC SHELL Russian patent published in 1997 - IPC

Abstract RU 2095675 C1

FIELD: pipe line transport. SUBSTANCE: guarding bushing of the pipe with an inner plastic shell is made up as two metallic rings. The standard electrode potential of the ring that is in a contact with the pipe and weld is less than that of the pipe and second ring that clamps the plastic shell but is greater than that of the material of the guarding bushing. EFFECT: improved design. 1 dwg

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RU 2 095 675 C1

Authors

Ajduganov V.M.

Starshov M.I.

Chakheev S.L.

Dates

1997-11-10—Published

1995-06-14—Filed