Andrew L. Purvis

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New Era, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of forming aluminide diffusion coatings
- Patent number 7,273,635
- Issue date Sep 25, 2007
- Howmet Corporation
- Andrew L. Purvis
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Chemical vapor deposition apparatus and method
- Patent number 6,911,234
- Issue date Jun 28, 2005
- Howmet Corporation
- Bruce M. Warnes
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Chemical vapor deposition apparatus and method
- Patent number 6,793,966
- Issue date Sep 21, 2004
- Howmet Research Corporation
- Bruce M. Warnes
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
Method of forming aluminide diffusion coatings
- Publication number 20050069642
- Publication date Mar 31, 2005
- Andrew L. Purvis
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Chemical vapor deposition apparatus and method
- Publication number 20050000439
- Publication date Jan 6, 2005
- Howmet Research Corporation
- Bruce M. Warnes
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Coating gas generator and method
- Publication number 20030047141
- Publication date Mar 13, 2003
- Bruce M. Warnes
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Chemical vapor deposition apparatus and method
- Publication number 20030049374
- Publication date Mar 13, 2003
- Bruce M. Warnes
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...