METHOD OF CLEANING PIPELINE TRACT

摘要

FIELD: cleaning of pipeline inner surfaces or outer pipelines, in particular, after mounting. SUBSTANCE: method involves inserting stoppers into pipeline inlet and outlet openings, with stopper destructible at designed pressure being inserted into inlet opening; providing pressure in pipeline cavity not in the excess of operating pressure causing breakage of rubber stopper. EFFECT: simplified pipeline cleaning process performed without use of complicated devices and reduced labor intensity. 1 dwg