Photon propagation modified additive manufacturing compositions and methods of additive manufacturing using same

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 12070900
APP PUB NO 20230339175A1
SERIAL NO

18217667

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Abstract

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Additive manufacturing compositions include low-absorbing particles or non-absorbing particles that have an absorbance for wavelengths of 300 nm to 700 nm that is equal to or greater than 0 Au and is less 1.0 Au, such as 0.001 Au≤absorbance≤0.7 Au. Slurries including such particles and an uranium-containing particle and that are used in additive manufacturing processes have an increased penetration depth for curative radiation. Removal of low-absorbing particles or non-absorbing particles during post-processing of as-manufactured products results in pores that create porosity in the as-manufactured product that provide a volume accommodating fission gases and/or can enhance wicking of certain heat pipe coolant liquids. Low-absorbing particles or non-absorbing particles can be functionalized for improved properties, for example, with fissionable material for improved ceramic yields, with burnable poisons or stabilizers for increased homogeneity, with stabilizers for localized delivery of the stabilizer, or with combinations thereof.

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Patent Owner(s)

Patent OwnerAddress
BWXT ADVANCED TECHNOLOGIES LLCLYNCHBURG VA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fisher, Benjamin D Lynchburg, US 39 116
Salasin, John R Lynchburg, US 16 28

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