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Title: Systems and methods for harvesting and storing materials produced in a nuclear reactor

Patent ·
OSTI ID:1245416

Systems produce desired isotopes through irradiation in nuclear reactor instrumentation tubes and deposit the same in a robust facility for immediate shipping, handling, and/or consumption. Irradiation targets are inserted and removed through inaccessible areas without plant shutdown and placed in the harvesting facility, such as a plurality of sealable and shipping-safe casks and/or canisters. Systems may connect various structures in a sealed manner to avoid release of dangerous or unwanted matter throughout the nuclear plant, and/or systems may also automatically decontaminate materials to be released. Useable casks or canisters can include plural barriers for containment that are temporarily and selectively removable with specially-configured paths inserted therein. Penetrations in the facilities may limit waste or pneumatic gas escape and allow the same to be removed from the systems without over-pressurization or leakage. Methods include processing irradiation targets through such systems and securely delivering them in such harvesting facilities.

Research Organization:
GE-Hitachi Nuclear Energy Americas LLC, Wilmington, NC (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
FC52-09NA29626
Assignee:
GE-Hitachi Nuclear Energy Americas, LLC (Wilmington, NC)
Patent Number(s):
9,305,673
Application Number:
13/709,725
OSTI ID:
1245416
Resource Relation:
Patent File Date: 2012 Dec 10
Country of Publication:
United States
Language:
English

References (9)

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Reactor for production of U-233 patent July 1983
System for and method of producing and retaining tritium patent May 1987
Method and apparatus for the production and extraction of molybdenum-99 patent June 1999
HEPA filtered storage canisters patent June 1999
Storage and dispatch container for radioactive miniature radiation sources patent April 2002
Method and apparatus for producing radioisotopes patent January 2004
Irradiation Target Retention Assemblies for Isotope Delivery System patent-application March 2011