Paul Scheiner

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Maynard, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Hydraulic cement set accelerators based on nitroalcohols
- Patent number 5,531,825
- Issue date Jul 2, 1996
- W. R. Grace & Co.-Conn.
- Ellis M. Gartner
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method for making bughole-free hardened cement structural units usi...
- Patent number 5,478,521
- Issue date Dec 26, 1995
- W. R. Grace & Co.-Conn.
- Paul Scheiner
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Low shrinkage cement composition
- Patent number 5,389,143
- Issue date Feb 14, 1995
- W. R. Grace & Co.-Conn.
- Ismail Abdelrazig
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Hydration retarder
- Patent number 5,215,585
- Issue date Jun 1, 1993
- W. R. Grace & Co.-Conn.
- Narender P. Luthra
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Stabilized microsilica slurries and cement compositions containing...
- Patent number 5,176,752
- Issue date Jan 5, 1993
- W. R. Grace & Co.-Conn.
- Paul Scheiner
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES