Invention Grant
- Patent Title: Process for rapid processing of SiC and graphitic matrix TRISO-bearing pebble fuels
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Application No.: US18092623Application Date: 2023-01-03
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Publication No.: US11984232B2Publication Date: 2024-05-14
- Inventor: Francesco Venneri
- Applicant: Ultra Safe Nuclear Corporation
- Applicant Address: US WA Seattle
- Assignee: Ultra Safe Nuclear Corporation
- Current Assignee: Ultra Safe Nuclear Corporation
- Current Assignee Address: US WA Seattle
- Agency: Buchanan, Ingersoll & Rooney, PC
- The original application number of the division: US15444442 2017.02.28
- Main IPC: G21C21/02
- IPC: G21C21/02 ; B28B1/00 ; B28B3/02 ; B28B13/02 ; C04B35/51 ; C04B35/52 ; C04B35/532 ; C04B35/575 ; C04B35/628 ; C04B35/634 ; C04B35/638 ; C04B35/645 ; G21C3/28 ; G21C3/58

Abstract:
A method for producing microencapsulated fuel pebble fuel more rapidly and with a matrix that engenders added safety attributes. The method includes coating fuel particles with ceramic powder; placing the coated fuel particles in a first die; applying a first current and a first pressure to the first die so as to form a fuel pebble by direct current sintering. The method may further include removing the fuel pebble from the first die and placing the fuel pebble within a bed of non-fueled matrix ceramic in a second die; and applying a second current and a second pressure to the second die so as to form a composite fuel pebble.
Public/Granted literature
- US20230170104A1 PROCESS FOR RAPID PROCESSING OF SiC AND GRAPHITIC MATRIX TRISO-BEARING PEBBLE FUELS Public/Granted day:2023-06-01
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