FIBER GLASS TUBE Russian patent published in 2007 - IPC F16L9/12

Abstract RU 2293243 C2

FIELD: pipe engineering.

SUBSTANCE: fiber glass tube comprises housing made of fiber glass and ring hollow stiffening ribs. The cross-section of each hollow stiffening rib is shaped into a curve of the second order simultaneously formed with the outer side of the tube housing.

EFFECT: enhanced strength.

1 dwg

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RU 2 293 243 C2

Authors

Kurguzov Vjacheslav Nikolaevich

Voroshilov Nikolaj Aleksandrovich

Dates

2007-02-10—Published

2005-02-11—Filed