Karl F. G. Ketelhohn

Follow

Person

State College, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus for controlled spray etching
- Patent number 5,290,384
- Issue date Mar 1, 1994
- Chemcut Corporation
- Karl F. G. Ketelhohn
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method and apparatus for controlled spray etching
- Patent number 5,228,949
- Issue date Jul 20, 1993
- Chemcut Corporation
- Karl F. G. Ketelhohn
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Apparatus and method for transporting materials which are to be che...
- Patent number 5,176,158
- Issue date Jan 5, 1993
- Chemcut Corporation
- Karl F. G. Ketelhohn
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Process and apparatus for fliud treatment of articles
- Patent number 5,002,616
- Issue date Mar 26, 1991
- Chemcut Corporation
- Karl F. G. Ketelhohn
- B08 - CLEANING
Information Patent Grant
Process and apparatus for intermittent fluid application
- Patent number 4,985,111
- Issue date Jan 15, 1991
- Chemcut Corporation
- Karl F. G. Ketelhohn
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...