Donald R. Parille

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South Windsor, CT, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of core leach
- Patent number 5,778,963
- Issue date Jul 14, 1998
- United Technologies Corporation
- Donald R. Parille
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of making oxidation resistant single crystal superalloy cast...
- Patent number 5,660,649
- Issue date Aug 26, 1997
- United Technologies Corporation
- Norman S. Bornstein
- C30 - CRYSTAL GROWTH
Information Patent Grant
Oxidation resistant single crystal superalloy castings
- Patent number 5,540,789
- Issue date Jul 30, 1996
- United Technologies Corporation
- Norman S. Bornstein
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method for removing sulfur from superalloy articles to improve thei...
- Patent number 5,346,563
- Issue date Sep 13, 1994
- United Technologies Corporation
- William P. Allen
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for removing sulfur from superalloy articles to improve thei...
- Patent number 5,344,510
- Issue date Sep 6, 1994
- United Technologies Corporation
- William P. Allen
- C21 - METALLURGY OF IRON
Information Patent Grant
Oxidation resistant superalloy castings
- Patent number 5,335,717
- Issue date Aug 9, 1994
- Howmet Corporation
- Stephen Chin
- B22 - CASTING POWDER METALLURGY