Rodney D. Spitz

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Muskegon, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Solid polyamine-based fluid loss control additives
- Patent number 4,569,694
- Issue date Feb 11, 1986
- Corodova Chemical Company of Michigan
- Rodney D. Spitz
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Solid polyamine-based fluid loss control additives
- Patent number 4,482,381
- Issue date Nov 13, 1984
- Cordova Chemical Company of Michigan
- Rodney D. Spitz
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES