Duane C. Steele

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Sterling Heights, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Composition and process for cleaning metals
- Patent number 5,250,230
- Issue date Oct 5, 1993
- Henkel Corporation
- Duane C. Steele
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Process for forming protective base coatings on metals
- Patent number 5,242,714
- Issue date Sep 7, 1993
- Henkel Corporation
- Duane C. Steele
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Low temperature low foaming alkaline cleaner and method
- Patent number 4,349,448
- Issue date Sep 14, 1982
- Hooker Chemicals & Plastics Corp.
- Duane C. Steele
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...