METHOD OF CONNECTION OF THIN-WALLED PIPES PROVIDED WITH TWO-SIDED ENAMEL COAT Russian patent published in 2000 - IPC

Abstract RU 2158871 C2

FIELD: manufacture of pipes. SUBSTANCE: proposed method includes connection of pipes with bush provided with two-side enamel coat and permanent connection followed by cooling the joint unit. Bush provided with two-sided enamel coat is subjected to heating to enamel softening temperature. Connection of pipes with bush is effected by bringing their end faces in contact; permanent joint is formed at cooling the joint unit. EFFECT: possibility of retaining quality of enamel coat in joint area. 2 cl, 1 dwg

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RU 2 158 871 C2

Authors

Budnikov V.F.

Budnikov D.V.

Shachin A.A.

Dates

2000-11-10Published

1998-12-15Filed