James Donald Bushman

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Pittsburgh, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Low profile kiln apparatus and method of using same
- Patent number RE36921
- Issue date Oct 17, 2000
- Swindell Dressler International Corporation
- James D. Bushman
- 432 - Heating
Information Patent Grant
Low profile kiln apparatus
- Patent number 5,667,378
- Issue date Sep 16, 1997
- Swindell Dressler International Company
- James Bushman
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Low profile kiln apparatus and method of using same
- Patent number 4,773,850
- Issue date Sep 27, 1988
- Swindell Dressler International Corporation
- James D. Bushman
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Tile firing support structure
- Patent number 4,721,460
- Issue date Jan 26, 1988
- Swindell Dressler International Corporation
- James D. Bushman
- F27 - FURNACES KILNS OVENS RETORTS

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR COOLING AND REMOVING IRON FROM A HEARTH
- Publication number 20110017016
- Publication date Jan 27, 2011
- NU-IRON TECHNOLOGY, LLC
- David W. Hendrickson
- C21 - METALLURGY OF IRON