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US 9,517,504 B2Granted
Article with grouped grain patterns
AssigneeUnited Technologies Corporation
InventorMark White
Life of this patent
Estimating the term…
Abstract
A method for forming an article includes providing a mold and casting a metal material within the mold so that a part is produced which has a first portion having a first grain pattern and a second portion having a second grain pattern different from said first grain pattern.
Claims8
A method for forming an article comprising:
- providing a mold;
- casting a metal material within said mold so that a part is produced which has a first portion having a first grain pattern and a second portion having a second grain pattern different from said first grain pattern;
- forming said mold using a wax pattern and dipping the wax pattern into a ceramic material;
- applying a cobalt containing material to a surface of said wax pattern prior to said dipping step, said cobalt containing material consisting of a 7% cobalt aluminate.
1 more element
Dependencies are inferred from the claim text.