PIPE LINE PROTECTIVE DEVICE

摘要

FIELD: protection of inner surfaces of pipe lines. SUBSTANCE: protective device made in form of sleeve is fitted on pipe line shear. Gasket made from adhesive material is laid between inner surface of bottom of sleeve and end face of pipe line. Sleeve is secured to pipe line by means of adhesive applied on inner cylindrical surface of sleeve and outer surface of pipe line end embraced by sleeve. EFFECT: enhanced reliability; simplified construction. 2 dwgf