Primary Inventor: Krishna P. Singh
Date of Publication: May 12, 2020
Status: Granted
Jurisdiction: US
Assignee: Holtec International, Inc.
Equipment Type: Fuel Rack
Docket Number: HOL-093
Patent Number: US 10,650,933 B2
Application Number: 14/935,221
Prior Publication Data: US 2016/0133346 A1 – May 12, 2016
Related U.S. Application Data: Provisional application No. 62/076,138, filed on Nov. 6, 2014.
PCT Filed: Nov. 6, 2015
PCT No.: PCT/US2015/059580
PCT Pub. No.: WO 2016/073922 A1
Patent No.: ZL2015800601538 (Chinese Patent)
Date: July 5, 2019
Patent No: 10-232322 (Korean Patent)
Date: Nov. 2, 2021
Patent No: 10-2406322 (Korean Patent)
Date: June 2, 2022
Abstract: A fuel rack for nuclear fuel assemblies includes a base plate and an array of cells for holding fuel assemblies. The array of cells includes: a plurality of first slotted plates slidably interlocked with one another to form a top portion of the array of cells, the plurality of first slotted plates formed of a first material; a plurality of second slotted plates slidably interlocked with one another to form a middle portion of the array of cells, the plurality of second slotted plates formed of a second material, the first and second materials being metallurgically incompatible; and a plurality of third slotted plates slidably interlocked with one another to form a bottom portion of the array of cells, the plurality of third slotted plates formed of the first material and connected to a top surface of the base plate.