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US 10,316,387 B2Granted
Ultrasonic probes with gas outlets for degassing of molten metals
AssigneeSouthwire Company
InventorVictor F. Rundquist
Life of this patent
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Abstract
Ultrasonic probes containing a plurality of gas delivery channels are disclosed, as well as ultrasonic probes containing recessed areas near the tip of the probe. Ultrasonic devices containing these probes, and methods for molten metal degassing using these ultrasonic devices, also are disclosed.
Claims20
An ultrasonic device comprising:
- an ultrasonic transducer;
- an ultrasonic probe attached to the transducer, the probe comprising a tip and two or more gas delivery channels extending through the probe;
- and
- a gas delivery system, the gas delivery system comprising:
- a gas inlet,
- gas flow paths through the gas delivery channels, and
- gas outlets at or within about 5 cm of the tip of the probe.
4 more elements
An ultrasonic device comprising:
- an ultrasonic transducer;
- an ultrasonic probe attached to the transducer, the probe comprising a tip and two or more gas delivery channels extending through the probe;
- a booster between the transducer and the probe;
- and
- a gas delivery system, the gas delivery system comprising:
- a gas inlet,
- gas flow paths through the gas delivery channels, and
- gas outlets at or within about 5 cm of the tip of the probe.
5 more elements
Dependencies are inferred from the claim text.