METHOD OF MOUNTING PROTECTIVE ENVELOPE OF PIPE LINE Russian patent published in 1994 - IPC

Abstract RU 2005950 C1

FIELD: mounting protective envelope of pipe line. SUBSTANCE: protective envelope is made of sectors of tyre of adequate size which are laid on pipe line in row so that adjacent sectors of row should be located on pipe at angle of turn of tread parts of 180 deg; then, second row of same sectors is laid on first lower row; tread parts in this row are opposite to those of lower row; second row of sectors is wound with spiral, wire spiral, for example at pitch equal to pitch of mounting the sectors of the row. EFFECT: enhanced efficiency. 2 dwg

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RU 2 005 950 C1

Authors

Volkov V.V.

Boltovskij V.A.

Tavlinova T.I.

Volkova V.V.

Dates

1994-01-15—Published

1991-01-11—Filed