Back to results
US 2017/0348765 A1Published application
Dual Investment Shelled Solid Mold Casting of Reticulated Metal Foams
AssigneeUnited Technologies Corporation
InventorsRyan C. Breneman, Steven J. Bullied, David R. Scott
Life of this patent
Estimating the term…
Abstract
A method to manufacture reticulated metal foam via a dual investment, includes pre-investment of a precursor with a diluted pre-investment ceramic plaster then applying an outer mold to the encapsulated precursor as a shell-mold.
Claims10
A method to manufacture reticulated metal foam via a dual investment, comprising:
- pre-investing a precursor with a pre-investment ceramic plaster to encapsulate the precursor;
- applying an outer mold to the encapsulated precursor as a shell-mold;
- and
- coating the precursor in a molten wax to increase ligament thickness.
1 more element
(canceled)
(canceled)
10-20. (canceled)
Dependencies are inferred from the claim text.