David S. Duvall

Person

Cobalt, CT, US

People

Patents Grantslast 30 patents

Information Patent Grant
Overlay coatings with high yttrium contents
- Patent number 4,615,865
- Issue date Oct 7, 1986
- United Technologies Corporation
- David S. Duvall
- C30 - CRYSTAL GROWTH
Information Patent Grant
Overlays coating for superalloys
- Patent number 4,585,481
- Issue date Apr 29, 1986
- United Technologies Corporation
- Dinesh K. Gupta
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Overlay coatings for superalloys
- Patent number RE32121
- Issue date Apr 22, 1986
- United Technologies Corporation
- Dinesh K. Gupta
- 428 - Stock material or miscellaneous articles
Information Patent Grant
Quench-cracked ceramic thermal barrier coatings
- Patent number 4,457,948
- Issue date Jul 3, 1984
- United Technologies Corporation
- Duane L. Ruckle
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Overlay coatings for superalloys
- Patent number 4,419,416
- Issue date Dec 6, 1983
- United Technologies Corporation
- Dinesh K. Gupta
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Age hardenable nickel superalloy welding wires containing manganese
- Patent number 4,213,026
- Issue date Jul 15, 1980
- United Technologies Corporation
- David S. Duvall
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of making a composite interlayer for diffusion bonding
- Patent number 4,122,992
- Issue date Oct 31, 1978
- United Technologies Corporation
- David S. Duvall
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Metallic filler material
- Patent number 4,073,639
- Issue date Feb 14, 1978
- United Technologies Corporation
- David S. Duvall
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Composite interlayer for diffusion bonding
- Patent number 4,038,041
- Issue date Jul 26, 1977
- United Technologies Corporation
- David Scott Duvall
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of repairing surface defects using metallic filler material
- Patent number 4,008,844
- Issue date Feb 22, 1977
- United Technologies Corporation
- David S. Duvall
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Interlayer for transient liquid phase diffusion bonding
- Patent number 4,005,988
- Issue date Feb 1, 1977
- United Technologies Corporation
- Daniel Francis Paulonis
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

David S. Duvall

Person

Patents Grantslast 30 patents

Overlay coatings with high yttrium contents

Overlays coating for superalloys

Overlay coatings for superalloys

Quench-cracked ceramic thermal barrier coatings

Overlay coatings for superalloys

Age hardenable nickel superalloy welding wires containing manganese

Method of making a composite interlayer for diffusion bonding

Metallic filler material

Composite interlayer for diffusion bonding

Method of repairing surface defects using metallic filler material

Interlayer for transient liquid phase diffusion bonding