Control rod absorber section fabrication by square tube configuration and dual laser welding process
Patent
·
OSTI ID:6740794
This patent describes a process for the assembly of a planar section of a cruciform shaped control rod from tubes. It comprises: providing tubes, the tubes having cylindrical interior volumes for the containment of neutron absorbing poisons and having square external sections for being joined by welding in side-by-side relation; filling the cylindrical interior volumes with neutron absorbing poisons; plugging the tubes to seal the neutron absorbing poisons within the tubes: providing a jig for maintaining the tubes in side-by-side relation to form a planar section of the control rod, the jig having a leading end for holding the ends of the tubes in side-by-side relation and having a trailing end for holding the tubes in side-by-side relation.
- Assignee:
- General Electric Co., San Jose, CA (USA)
- Patent Number(s):
- A; US 4925620
- Application Number:
- PPN: US 7-250631A
- OSTI ID:
- 6740794
- Country of Publication:
- United States
- Language:
- English
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