Saint-gobain Performance Plastics Corporation

Frank P Jackson

Thomas R Nixon

Gerald Mark Pennington

Michael J McCabe

Brandon J Pennock

Ran Ding

Khoa D Pham

Robert J Post

Nicolau S Cabral

Mohammad Falaki

The present application is directed to closure assemblies, and particularly closure assemblies for closing an opening in a vessel. In particular embodiments, the closure assemblies described herein can have a first ring having a top surface, an inner surface and an outer surface, wherein the outer surface comprises threading, wherein the first ring comprises a first flange having a top surface extending radially inward from the inner surface of the first ring a distance of F, and wherein the top surface of the first flange is spaced apart from the top surface of the first ring by a distance F, and wherein a ratio of F:Fis greater than 1.

Split ring closure assembly

Threaded closure assemblies having a high applied torque tolerance

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Tauton, MA, United States of America

Frank P Jackson