Frank C. Dunbar

Person

Monroe, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Hot dip aluminum coated chromium alloy steel
- Patent number 5,066,549
- Issue date Nov 19, 1991
- Armco Inc.
- Farrell M. Kilbane
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Hot dip aluminum coated chromium alloy steel
- Patent number 4,883,723
- Issue date Nov 28, 1989
- Armco Inc.
- Farrell M. Kilbane
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Hot dip aluminum coated chromium alloy steel
- Patent number 4,800,135
- Issue date Jan 24, 1989
- Armco Inc.
- Farrell M. Kilbane
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Hot dip aluminum coated chromium alloy steel
- Patent number 4,675,214
- Issue date Jun 23, 1987
- Farrell M. Kilbane
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Low tin terne coating
- Patent number 4,416,920
- Issue date Nov 22, 1983
- Armco Inc.
- Marvin B. Pierson
- B32 - LAYERED PRODUCTS
Information Patent Grant
Low tin terne coated steel article
- Patent number 4,315,056
- Issue date Feb 9, 1982
- Armco Inc.
- Marvin B. Pierson
- B32 - LAYERED PRODUCTS
Information Patent Grant
Method of treating aluminum-killed and low alloy steel strip and sh...
- Patent number 4,140,552
- Issue date Feb 20, 1979
- Armco Steel Corporation
- Jerry L. Arnold
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of treating steel strip and sheet surfaces, in sulfur-bearin...
- Patent number 4,123,291
- Issue date Oct 31, 1978
- Armco Steel Corporation
- Jerry L. Arnold
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of coating carbon steel
- Patent number RE29726
- Issue date Aug 8, 1978
- Armco Steel Corporation
- Fred Byrd
- 427 - Coating processes
Information Patent Grant
Method of coating carbon steel
- Patent number 3,936,543
- Issue date Feb 3, 1976
- Armco Steel Corporation
- Fred Byrd
- C21 - METALLURGY OF IRON

Frank C. Dunbar

Person

Patents Grantslast 30 patents

Hot dip aluminum coated chromium alloy steel

Hot dip aluminum coated chromium alloy steel

Hot dip aluminum coated chromium alloy steel

Hot dip aluminum coated chromium alloy steel

Low tin terne coating

Low tin terne coated steel article

Method of treating aluminum-killed and low alloy steel strip and sh...

Method of treating steel strip and sheet surfaces, in sulfur-bearin...

Method of coating carbon steel

Method of coating carbon steel