Keh-Minn Chang

Person

Schenectady, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Supersolvus processing for tantalum-containing nickel base superalloys
- Patent number 5,662,749
- Issue date Sep 2, 1997
- General Electric Company
- Keh-Minn Chang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
High-temperature fatigue-resistant nickel based superalloy and ther...
- Patent number 5,393,483
- Issue date Feb 28, 1995
- General Electric Company
- Keh-Minn Chang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Dual alloy turbine disk
- Patent number 5,161,950
- Issue date Nov 10, 1992
- General Electric Company
- Daniel D. Krueger
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for improving low temperature ductility of directionally sol...
- Patent number 5,160,557
- Issue date Nov 3, 1992
- General Electric Company
- Keh-Minn Chang
- C21 - METALLURGY OF IRON
Information Patent Grant
Creep, stress rupture and hold-time fatigue crack resistant alloys
- Patent number 5,143,563
- Issue date Sep 1, 1992
- General Electric Company
- Daniel D. Krueger
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Fatigue crack resistant nickel base superalloy
- Patent number 5,087,305
- Issue date Feb 11, 1992
- General Electric Company
- Keh-Minn Chang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Thermomechanical processing for fatigue-resistant nickel based supe...
- Patent number 5,061,324
- Issue date Oct 29, 1991
- General Electric Company
- Keh-Minn Chang
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Generator rotor steels
- Patent number 4,985,201
- Issue date Jan 15, 1991
- General Electric Company
- Keh-Minn Chang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Nickel-base superalloy systems
- Patent number 4,981,644
- Issue date Jan 1, 1991
- General Electric Company
- Keh-Minn Chang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
High strength non-magnetic alloy
- Patent number 4,911,884
- Issue date Mar 27, 1990
- General Electric Company
- Keh-Minn Chang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of forming strong fatigue crack resistant nickel base supera...
- Patent number 4,888,064
- Issue date Dec 19, 1989
- General Electric Company
- Keh-Minn Chang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of forming fatigue crack resistant nickel base superalloys a...
- Patent number 4,820,353
- Issue date Apr 11, 1989
- General Electric Company
- Keh-Minn Chang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of making high strength superalloy components with graded pr...
- Patent number 4,820,358
- Issue date Apr 11, 1989
- General Electric Company
- Keh-Minn Chang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of forming fatigue crack resistant nickel base superalloys
- Patent number 4,816,084
- Issue date Mar 28, 1989
- General Electric Company
- Keh-Minn Chang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
High strength superalloy for high temperature applications
- Patent number 4,814,023
- Issue date Mar 21, 1989
- General Electric Company
- Keh-Minn Chang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Thermomechanical method of forming fatigue crack resistant nickel b...
- Patent number 4,793,868
- Issue date Dec 27, 1988
- General Electric Company
- Keh-Minn Chang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Ni.sub.3 A1 alloy of improved ductility based on iron and niobium s...
- Patent number 4,764,226
- Issue date Aug 16, 1988
- General Electric Company
- Shyh-Chin Huang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Rapidly solidified zirconium modified nickel aluminide of improved...
- Patent number 4,743,316
- Issue date May 10, 1988
- General Electric Company
- Alan I. Taub
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Ni.sub.3 Al alloy of improved ductility based on iron substituent
- Patent number 4,743,315
- Issue date May 10, 1988
- General Electric Company
- Shyh-Chin Huang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Carbon containing boron doped tri-nickel aluminide
- Patent number 4,725,322
- Issue date Feb 16, 1988
- General Electric Company
- Shyh-Chin Huang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Rapidly solidified tri-nickel aluminide base alloy
- Patent number 4,710,247
- Issue date Dec 1, 1987
- General Electric Company
- Shyh-Chin Huang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Fatigue-resistant nickel-base superalloys and method
- Patent number 4,685,977
- Issue date Aug 11, 1987
- General Electric Company
- Keh-Minn Chang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Cold worked tri-nickel aluminide alloy compositions
- Patent number 4,676,829
- Issue date Jun 30, 1987
- General Electric Company
- Keh-Minn Chang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Rapidly solidified nickel aluminide alloy
- Patent number 4,668,311
- Issue date May 26, 1987
- General Electric Company
- Shyh-Chin Huang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Nickel aluminide base compositions consolidated from powder
- Patent number 4,661,156
- Issue date Apr 28, 1987
- General Electric Company
- Keh-Minn Chang
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Nickel aluminide compositions
- Patent number 4,650,519
- Issue date Mar 17, 1987
- General Electric Company
- Keh-Minn Chang
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Rapidly solidified nickel aluminide of improved stoichiometry and d...
- Patent number 4,642,139
- Issue date Feb 10, 1987
- General Electric Company
- Alan I. Taub
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Tri-nickel aluminide composition processing to increase strength
- Patent number 4,613,480
- Issue date Sep 23, 1986
- General Electric Company
- Keh-Minn Chang
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Tri-nickel aluminide compositions alloyed to overcome hot-short phe...
- Patent number 4,613,368
- Issue date Sep 23, 1986
- General Electric Company
- Keh-Minn Chang
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Tri-nickel aluminide compositions ductile at hot-short temperatures
- Patent number 4,609,528
- Issue date Sep 2, 1986
- General Electric Company
- Keh-Minn Chang
- B22 - CASTING POWDER METALLURGY

Keh-Minn Chang

Person

Patents Grantslast 30 patents

Supersolvus processing for tantalum-containing nickel base superalloys

High-temperature fatigue-resistant nickel based superalloy and ther...

Dual alloy turbine disk

Method for improving low temperature ductility of directionally sol...

Creep, stress rupture and hold-time fatigue crack resistant alloys

Fatigue crack resistant nickel base superalloy

Thermomechanical processing for fatigue-resistant nickel based supe...

Generator rotor steels

Nickel-base superalloy systems

High strength non-magnetic alloy

Method of forming strong fatigue crack resistant nickel base supera...

Method of forming fatigue crack resistant nickel base superalloys a...

Method of making high strength superalloy components with graded pr...

Method of forming fatigue crack resistant nickel base superalloys

High strength superalloy for high temperature applications

Thermomechanical method of forming fatigue crack resistant nickel b...

Ni.sub.3 A1 alloy of improved ductility based on iron and niobium s...

Rapidly solidified zirconium modified nickel aluminide of improved...

Ni.sub.3 Al alloy of improved ductility based on iron substituent

Carbon containing boron doped tri-nickel aluminide

Rapidly solidified tri-nickel aluminide base alloy

Fatigue-resistant nickel-base superalloys and method

Cold worked tri-nickel aluminide alloy compositions

Rapidly solidified nickel aluminide alloy

Nickel aluminide base compositions consolidated from powder

Nickel aluminide compositions

Rapidly solidified nickel aluminide of improved stoichiometry and d...

Tri-nickel aluminide composition processing to increase strength

Tri-nickel aluminide compositions alloyed to overcome hot-short phe...

Tri-nickel aluminide compositions ductile at hot-short temperatures