Apparatus and method for repairing welded elbow joints in a...

Details Apparatus and method for repairing welded elbow joints in a... Apparatus and method for repairing welded elbow joints in a...

2008-08-08

2009-11-17

Stoner, Kiley (Department: 1793)

Metal fusion bonding

Including means to force or clamp work portions together...

Comprising tube aligning means

C228S049300

Reexamination Certificate

active

07617963

ABSTRACT:
A clamp assembly is disclosed that can be remotely installed to structurally replace the P4a and P4b welds that join a short radius elbow to the core spray horizontal pipe and the vertical downcomer pipe in the core spray line that delivers cooling water to the reactor core region in a boiling water reactor. The clamp assembly includes three subassemblies, a horizontal pipe clamp subassembly, an elbow restraint subassembly, and a downcomer pipe subassembly.

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patent: 2009/0127415 (2009-05-01), Jensen

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