PIPE LINE Russian patent published in 2002 - IPC

Abstract RU 2193716 C1

FIELD: reinforced plastic pipes. SUBSTANCE: pipe line includes welded plastic pipes, device for connecting their reinforcing envelopes and reinforcing unit of welded joint. Pipes have ends 5 projecting beyond butts by amount of their sagging in welding and unit is made in form of inner bores. EFFECT: simplified construction; enhanced reliability. 1 dwg

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RU 2 193 716 C1

Authors

Grejlikh V.I.

Kobjakov N.I.

Maevskij I.I.

Dates

2002-11-27—Published

2001-03-21—Filed