US 2016/0031006 A1 · Arcuate Directionally Solidified Components and Manufacture Methods

Abstract

A method for casting comprising: providing a seed, the seed characterized by: an arcuate form and a crystalline orientation progressively varying along an arc of the form; providing molten material; and cooling and solidifying the molten material so that a crystalline structure of the seed propagates into the solidifying material.

Claims26

Dependent claims

A method for casting comprising:

providing a seed, the seed characterized by:
an arcuate form and a crystalline orientation progressively varying along an arc of the form;
providing molten material;
and
cooling and solidifying the molten material so that a crystalline structure of the seed propagates into the solidifying material.

2 more elements

Dependencies are inferred from the claim text.

Facts

Application

14/731,768Filed 5 Jun 2015

Priority

6 Jun 2014

Published

4 Feb 2016

Term ends

Not estimatedThe source records don’t support an estimate.

Classification39 codes

B22D 27/04
Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting: influencing the temperature of the metal, e.g. by…
B22D 7/04
Casting ingots, e.g. from ferrous metals: casting hollow ingots
B22D 19/0054
Casting in, on, or around objects which form part of the product: rotors, stators for electrical motors
B22D 21/025
Casting exceedingly oxidisable non-ferrous metals, e.g. in inert atmosphere: casting heavy metals with high melting point, i.e. 1000 - 1600…

Arcuate Directionally Solidified Components and Manufacture Methods

Life of this patent

Arcuate Directionally Solidified Components and Manufacture Methods

Life of this patent

Abstract

Claims26