ULTRASONIC GRAIN REFINING
First Claim
Patent Images
1. A molten metal processing device comprising:
- a molten metal containment structure for reception and transport of molten metal along a longitudinal length thereof;
a cooling unit for the containment structure including a cooling channel for passage of a liquid medium therein;
an ultrasonic probe disposed in relation to the cooling channel such that ultrasonic waves are coupled through the liquid medium in the cooling channel and through the molten metal containment structure into the molten metal.
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Accused Products
Abstract
A molten metal processing device including a molten metal containment structure for reception and transport of molten metal along a longitudinal length thereof. The device further includes a cooling unit for the containment structure including a cooling channel for passage of a liquid medium therein, and an ultrasonic probe disposed in relation to the cooling channel such that ultrasonic waves are coupled through the liquid medium in the cooling channel and through the molten metal containment structure into the molten metal.
4 Citations
30 Claims
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1. A molten metal processing device comprising:
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a molten metal containment structure for reception and transport of molten metal along a longitudinal length thereof; a cooling unit for the containment structure including a cooling channel for passage of a liquid medium therein; an ultrasonic probe disposed in relation to the cooling channel such that ultrasonic waves are coupled through the liquid medium in the cooling channel and through the molten metal containment structure into the molten metal. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 28)
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27. A method for forming a metal product, comprising:
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transporting molten metal along a longitudinal length of a molten metal containment structure; cooling the molten metal containment structure by passage of a medium through a cooling channel thermally coupled to the molten metal containment structure; and coupling ultrasonic waves through the medium in the cooling channel and through the molten metal containment structure into the molten metal.
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29. An aluminum product comprising:
an aluminum cast metallic composition having sub-millimeter grain sizes and including less than 0.5% grain refiners therein.
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30. A system for forming a metal product, comprising:
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means for transporting molten metal along a longitudinal length of a molten metal containment structure; means for cooling the molten metal containment structure by passage of a medium through a cooling channel thermally coupled to the molten metal containment structure; means for coupling ultrasonic waves through the medium in the cooling channel and through the molten metal containment structure into the molten metal; and a controller including data inputs and control outputs, and programmed with one or more control algorithms which control at least one of transporting the molten metal, cooling the molten metal, and coupling the ultrasonic waves into the molten metal.
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Specification