Additive manufacturing of functionally gradient degradable tools
AssigneeBaker Hughes, A Ge Company, LLC
InventorsJohn C. Welch, Zhiyue Xu, James Andy Oxford, Edward T. Wood
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Abstract
An article comprises a plurality of micro-sized or nano-sized galvanic cells, wherein the article has a seamless structure encompassing a plurality of empty spaces of different sizes, geometries, distributions, or a combination thereof, and one or more of the following properties of the article vary in different directions: tensile strength; compressive strength; electrical resistance; thermal conductance; modulus; or hardness.
Claims19
An article comprising a plurality of micro-sized or nano-sized galvanic cells, wherein the article has a seamless structure encompassing a plurality of empty spaces of different sizes, geometries, distributions, or a combination thereof, and one or more of the following properties of the article vary in different directions:
- tensile strength;
- compressive strength;
- electrical resistance;
- thermal conductance;
- modulus;
- or hardness.
Dependencies are inferred from the claim text.