The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 07, 2025

Filed:

Nov. 01, 2023
Applicant:

Bwxt Advanced Technologies Llc, Lynchburg, VA (US);

Inventors:

Benjamin D. Fisher, Lynchburg, VA (US);

John R. Salasin, Lynchburg, VA (US);

Craig D. Gramlich, Forest, VA (US);

Jonathan K. Witter, Forest, VA (US);

Assignee:

BWXT Advanced Technologies LLC, Lynchburg, VA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G21C 21/02 (2006.01); G21C 3/04 (2006.01);
U.S. Cl.
CPC ...
G21C 21/02 (2013.01); G21C 3/044 (2013.01);
Abstract

A method of manufacturing a nuclear fuel segment includes varying a parameter of a lattice structure of a first mathematically-based periodic solid to form a second mathematically-based periodic solid. The second mathematically-based periodic solid comprises a triply periodic minimal surface (TPMS). The varying includes varying periodicity, thickness, or bias of the first mathematically-based periodic solid. The second mathematically-based periodic solid is embodied in a gridded mesh. The gridded mesh is sectioned into a plurality of layers. An additive manufacturing process is used to deposit a fissionable fuel composition in creating a body having a structure with a shape corresponding to the second mathematically-based periodic solid. The plurality of layers are used in controlling the additive manufacturing process.


Find Patent Forward Citations

Fisher, Benjamin. (2025). Using additive manufacturing in creating a nuclear fuel structure with a shape corresponding to a mathematically-based periodic solid having a triply periodic minimal surface (U.S. Patent No. 12437891). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12437891

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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