Charles R. Pfeifer

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Newport News, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Stain resistant composition for synthetic organic polymer fibers an...
- Patent number 4,861,501
- Issue date Aug 29, 1989
- BASF Corporation
- Charles R. Pfeifer
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Hydraulic cementitious compositions reinforced with fibers containi...
- Patent number 4,772,328
- Issue date Sep 20, 1988
- BASF Corporation
- Charles R. Pfeifer
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES