Transcription of Discussion Paper for Modifying Pipeline …
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1 Discussion Paper for ModifyingPipeline engineering Standardsfor sealant Injection Fittingsin Pipeline 10, 1994 Prepared & Illustrated by: Dean ChisholmSealweld Services - Pipeline Valve MaintenanceCalgary, Alberta, CanadaThis Paper is written from the perspective of a professional valve maintenance describes some of the problems experienced while attempting to service Pipeline valvesduring routine maintenance contracts and emergency valve sealing operations atproduction facilities, plants and pipelines in Canada, USA, Russia, South America,Europe, Asia, Africa & the Middle is very dangerous to attempt to remove sealant fittings from valves that are underpressure.
1 Discussion Paper for Modifying Pipeline Engineering Standards for Sealant Injection Fittings in Pipeline Valves. August 10, 1994 Prepared & …
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