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US 2022/0023942 A1Published application
Spherical Niobium Alloy Powder, Products Containing The Same, And Methods Of Making The Same
AssigneeGlobal Advanced Metals USA, Inc.
InventorsCraig M. Sungail, Aamir Dawood Abid
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Abstract
Niobium alloy powder that is highly spherical is described. The niobium alloy powder can be useful in additive manufacturing and other uses. Methods to make the niobium alloy powder are further described as well as methods to utilize the niobium alloy powder in additive manufacturing processes. Resulting products and articles using the niobium alloy powder are further described.
Claims35
Niobium alloy powder comprising
- a. a spherical shape wherein the powder has an average aspect ratio of from 1.0 to 1.25;
- b. a purity of niobium alloy of at least 99.99wt % Nb-alloy based on total weight of said niobium alloy powder, excluding gas impurities;
- c. an average particle size of from about 0.5 micron to about 250 microns;
- d. an apparent density from about 2 g/cc to about 18 g/cc;
- e. a true density of from 8.2 g/cc to 20 g/cc;
- and
- f. a Hall flow rate of 20 sec or less.
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Dependencies are inferred from the claim text.