COMPENSATOR OF PULP LINE LENGTH EXPANSION Russian patent published in 2001 - IPC

FIELD: construction industry; applicable in pulp lines under conditions of temperature fluctuations in zones of their laying. SUBSTANCE: compensator has internal and external barrels connected by means of flanges with pulp line branches; stop and pressure sleeves coaxially arranged between barrels; and stuffing. Secured in circular gap between stop sleeve and internal barrel is conical extension. The latter is installed on free end of internal barrel. Extension cone narrows to side opposite to direction of slurry transportation. EFFECT: prolonged service life of compensator due to its sealing and obviated abrasive wear. 1 dwg