Bruce A. Lange

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Hampstead, NH, US

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Patents Grantslast 30 patents

Information Patent Grant
Grinding aids for granular blast furnace slag
- Patent number 4,386,963
- Issue date Jun 7, 1983
- W. R. Grace & Co.
- Bruce A. Lange
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Additive combination for hydraulic cement compositions
- Patent number 4,375,987
- Issue date Mar 8, 1983
- W. R. Grace & Co.
- Bruce A. Lange
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES