Warner J. Dundas

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Des Plaines, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
High efficiency refractoryless kettle
- Patent number 7,175,426
- Issue date Feb 13, 2007
- United States Gypsum Company
- Michael L. Bolind
- F27 - FURNACES KILNS OVENS RETORTS

Patents Applicationslast 30 patents

Information Patent Application
High efficiency refractoryless kettle
- Publication number 20050188897
- Publication date Sep 1, 2005
- Michael L. Bolind
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES