Duhl, David N.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Duhl, David N..The latest application filed is for "method of forming an active-element containing aluminide as stand alone coating and as bond coat and coated article".

Company Profile

0.13.1

Duhl, David N. - Newington CT

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method of forming an active-element containing aluminide as stand alone coating and as bond coat and coated article App 20020132132 - Bose, Sudhangshu ; et al.	2002-09-19
Advanced high strength, highly oxidation resistant single crystal superalloy compositions having low chromium content Grant 6,007,645 - Cetel , et al. December 28, 1	1999-12-28
Method of making oxidation resistant single crystal superalloy castings Grant 5,660,649 - Bornstein , et al. August 26, 1	1997-08-26
Columnar grain superalloy articles Grant 5,068,084 - Cetel , et al. November 26, 1	1991-11-26
Nickel base superalloys having low chromium and cobalt contents Grant 4,888,069 - Duhl , et al. December 19, 1	1989-12-19
Minor element additions to single crystals for improved oxidation resistance Grant 4,801,513 - Duhl , et al. January 31, 1	1989-01-31
Advanced high strength single crystal superalloy compositions Grant 4,719,080 - Duhl , et al. January 12, 1	1988-01-12
Corrosion resistant nickel base superalloys containing manganese Grant 4,569,824 - Duhl , et al. February 11, 1	1986-02-11
Method for producing corrosion resistant high strength superalloy articles Grant 4,512,817 - Duhl , et al. April 23, 1	1985-04-23
Single crystal nickel superalloy Grant 4,371,404 - Duhl , et al. February 1, 1	1983-02-01
Single crystal nickel superalloy Grant 4,222,794 - Schweizer , et al. September 16, 1	1980-09-16
Heat treated superalloy single crystal article and process Grant 4,209,348 - Duhl , et al. June 24, 1	1980-06-24
Heat treated superalloy single crystal article and process Grant 4,116,723 - Gell , et al. September 26, 1	1978-09-26
Nickel-base Superalloy Resistant To Oxidation-erosion Grant 3,754,902 - Boone , et al. August 28, 1	1973-08-28

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