Ho Yu

Person

Murrysville, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method of unidirectional solidification of castings and associated...
- Patent number 7,951,468
- Issue date May 31, 2011
- Alcoa Inc.
- Men G. Chu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Controlled free vortex scrap ingester and molten metal pump
- Patent number 7,556,766
- Issue date Jul 7, 2009
- Alcoa Inc.
- Ho Yu
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of unidirectional solidification of castings and associated...
- Patent number 7,377,304
- Issue date May 27, 2008
- Alcoa Inc.
- Men G. Chu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of unidirectional solidification of castings and associated...
- Patent number 7,264,038
- Issue date Sep 4, 2007
- Alcoa Inc.
- Men G Chu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of preventing cracking in direct chill cast ingots
- Patent number 7,152,662
- Issue date Dec 26, 2006
- Alcoa Inc.
- Ho Yu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Gas enhanced controlled cooling ingot mold
- Patent number 7,011,140
- Issue date Mar 14, 2006
- Alcoa Inc.
- Ho Yu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Controlled fluid flow mold and molten metal casting method for impr...
- Patent number 7,000,676
- Issue date Feb 21, 2006
- Alcoa Inc.
- Men G. Chu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Non-hot crack bottom block for casting aluminum ingot
- Patent number 6,179,042
- Issue date Jan 30, 2001
- Alcoa Inc.
- Rick D. Perdue
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Spray quenching of metal with liquid coolant containing dissolved gas
- Patent number 5,820,705
- Issue date Oct 13, 1998
- Aluminum Company of America
- Ho Yu
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of heat treating metal with liquid coolant containing dissol...
- Patent number 5,681,407
- Issue date Oct 28, 1997
- Aluminum Company of America
- Ho Yu
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of gas fluxing with two rotatable dispensers
- Patent number 5,453,110
- Issue date Sep 26, 1995
- Aluminum Company of America
- Ho Yu
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Purification of molten aluminum using upper and lower impellers
- Patent number 5,342,429
- Issue date Aug 30, 1994
- Aluminum Company of America
- Ho Yu
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Mold for casting metal ingot sows and method
- Patent number 5,232,042
- Issue date Aug 3, 1993
- Aluminum Company of America
- Alvaro Giron
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Liquid-in-liquid sensor and method
- Patent number 5,226,950
- Issue date Jul 13, 1993
- Aluminum Company of America
- Ho Yu
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method and apparatus for controlling the heat transfer of liquid co...
- Patent number 5,148,853
- Issue date Sep 22, 1992
- Aluminum Company of America
- Ho Yu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method and apparatus for controlling the heat transfer of liquid co...
- Patent number 4,987,950
- Issue date Jan 29, 1991
- Aluminum Company of America
- Ho Yu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of producing aircraft plate and sheet
- Patent number 4,882,831
- Issue date Nov 28, 1989
- Aluminum Company of America
- John E. Jacoby
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Direct chill casting of lithium-containing alloys
- Patent number 4,724,887
- Issue date Feb 16, 1988
- Aluminum Company of America
- John E. Jacoby
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Direct chill casting of aluminum-lithium alloys
- Patent number 4,709,740
- Issue date Dec 1, 1987
- Aluminum Company of America
- John E. Jacoby
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Process and apparatus for reducing macrosegregation adjacent to a l...
- Patent number 4,709,747
- Issue date Dec 1, 1987
- Aluminum Company of America
- Ho Yu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Direct chill casting of aluminum-lithium alloys
- Patent number 4,610,295
- Issue date Sep 9, 1986
- Aluminum Company of America
- John E. Jacoby
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Fire retardant continuous casting process
- Patent number 4,593,745
- Issue date Jun 10, 1986
- Aluminum Company of America
- Ho Yu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Direct chill casting under protective atmosphere
- Patent number 4,582,118
- Issue date Apr 15, 1986
- Aluminum Company of America
- John E. Jacoby
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Metal melting system
- Patent number 4,583,229
- Issue date Apr 15, 1986
- Aluminum Company of America
- Ho Yu
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Roll caster apparatus having uniform flow of molten metal into nove...
- Patent number 4,550,767
- Issue date Nov 5, 1985
- Aluminum Company of America
- Ho Yu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Roll caster apparatus having nozzle tip assembly with novel spacer...
- Patent number 4,550,766
- Issue date Nov 5, 1985
- Aluminum Company of America
- Daniel K. Ai
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Roll caster apparatus having nozzle tip assembly with improved molt...
- Patent number 4,527,612
- Issue date Jul 9, 1985
- Aluminum Company of America
- Ho Yu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Roll caster apparatus having converging tip assembly
- Patent number 4,526,223
- Issue date Jul 2, 1985
- Aluminum Company of America
- Daniel K. Ai
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of direct chill casting
- Patent number 4,474,225
- Issue date Oct 2, 1984
- Aluminum Company of America
- Ho Yu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Removal of fine particles from molten metal
- Patent number 4,390,364
- Issue date Jun 28, 1983
- Aluminum Company of America
- Ho Yu
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF UNIDIRECTIONAL SOLIDIFICATION OF CASTINGS AND ASSOCIATED...
- Publication number 20160008881
- Publication date Jan 14, 2016
- ALCOA INC.
- Men G. Chu
- B22 - CASTING POWDER METALLURGY
Information Patent Application
METHOD OF UNIDIRECTIONAL SOLIDIFICATION OF CASTINGS AND ASSOCIATED...
- Publication number 20110100579
- Publication date May 5, 2011
- Men G. Chu
- B22 - CASTING POWDER METALLURGY
Information Patent Application
METHOD OF UNIDIRECTIONAL SOLIDIFICATION OF CASTINGS AND ASSOCIATED...
- Publication number 20080182122
- Publication date Jul 31, 2008
- Men G. Chu
- B22 - CASTING POWDER METALLURGY
Information Patent Application
METHOD OF UNIDIRECTIONAL SOLIDIFICATION OF CASTINGS AND ASSOCIATED...
- Publication number 20080000608
- Publication date Jan 3, 2008
- Men G. Chu
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Controlled Free Vortex Scrap Ingester and Molten Metal Pump
- Publication number 20070108674
- Publication date May 17, 2007
- Ho Yu
- C21 - METALLURGY OF IRON
Information Patent Application
Method of unidirectional solidification of castings and associated...
- Publication number 20070012416
- Publication date Jan 18, 2007
- ALCOA INC.
- Men G. Chu
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Method of unidirectional solidification of castings and associated...
- Publication number 20070012417
- Publication date Jan 18, 2007
- Men G. Chu
- B22 - CASTING POWDER METALLURGY
Information Patent Application
CONTROLLED FLUID FLOW MOLD AND MOLTEN METAL CASTING METHOD FOR IMPR...
- Publication number 20050284603
- Publication date Dec 29, 2005
- Men G. Chu
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Method of preventing cracking in direct chill cast ingots
- Publication number 20050022962
- Publication date Feb 3, 2005
- Ho Yu
- B22 - CASTING POWDER METALLURGY

Person

Patents Grantslast 30 patents

Method of unidirectional solidification of castings and associated...

Controlled free vortex scrap ingester and molten metal pump

Method of unidirectional solidification of castings and associated...

Method of unidirectional solidification of castings and associated...

Method of preventing cracking in direct chill cast ingots

Gas enhanced controlled cooling ingot mold

Controlled fluid flow mold and molten metal casting method for impr...

Non-hot crack bottom block for casting aluminum ingot

Spray quenching of metal with liquid coolant containing dissolved gas

Method of heat treating metal with liquid coolant containing dissol...

Method of gas fluxing with two rotatable dispensers

Purification of molten aluminum using upper and lower impellers

Mold for casting metal ingot sows and method

Liquid-in-liquid sensor and method

Method and apparatus for controlling the heat transfer of liquid co...

Method and apparatus for controlling the heat transfer of liquid co...

Method of producing aircraft plate and sheet

Direct chill casting of lithium-containing alloys

Direct chill casting of aluminum-lithium alloys

Process and apparatus for reducing macrosegregation adjacent to a l...

Direct chill casting of aluminum-lithium alloys

Fire retardant continuous casting process

Direct chill casting under protective atmosphere

Metal melting system

Roll caster apparatus having uniform flow of molten metal into nove...

Roll caster apparatus having nozzle tip assembly with novel spacer...

Roll caster apparatus having nozzle tip assembly with improved molt...

Roll caster apparatus having converging tip assembly

Method of direct chill casting

Removal of fine particles from molten metal

Patents Applicationslast 30 patents

METHOD OF UNIDIRECTIONAL SOLIDIFICATION OF CASTINGS AND ASSOCIATED...

METHOD OF UNIDIRECTIONAL SOLIDIFICATION OF CASTINGS AND ASSOCIATED...

METHOD OF UNIDIRECTIONAL SOLIDIFICATION OF CASTINGS AND ASSOCIATED...

METHOD OF UNIDIRECTIONAL SOLIDIFICATION OF CASTINGS AND ASSOCIATED...

Controlled Free Vortex Scrap Ingester and Molten Metal Pump

Method of unidirectional solidification of castings and associated...

Method of unidirectional solidification of castings and associated...

CONTROLLED FLUID FLOW MOLD AND MOLTEN METAL CASTING METHOD FOR IMPR...

Method of preventing cracking in direct chill cast ingots