US Patent:
20130264774, Oct 10, 2013
Inventors:
James Phillip Bailor - Fairfax Station VA, US
Carey Michael Hymel - Denham Springs LA, US
Daniel Robert Bourgeois - Baton Rouge LA, US
Omkar Ashok Namjoshi - Baton Rouge LA, US
Nicolaas A. De Munck - Barendrecht, NL
Assignee:
ExxonMobil Chemical Patents Inc. - Baytown TX
International Classification:
F16L 17/10
F16J 15/14
Abstract:
A method comprising forming a partial barrier in an outer part of a flange joint, applying a sealant to the outside of the flange joint, and supplying a safe sealing fluid to an inner part of the flange joint, prevents a process fluid from leaking out through a flange joint, advantageously without having to dismantle the flange joint.