Paul F. Gutmann

Follow

Person

Moreland Hills, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Chemical additive for hydraulic cement mixes
- Patent number 4,737,193
- Issue date Apr 12, 1988
- Solvay Construction Materials, Inc.
- Paul F. Gutmann
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Chemical additive for hydraulic cement mixes
- Patent number 4,689,083
- Issue date Aug 25, 1987
- Solvay Construction Materials, Inc.
- Paul F. Gutmann
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Ferrosilicon aggregate for concrete and resins
- Patent number 4,540,438
- Issue date Sep 10, 1985
- Paul F. Gutmann
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES