Pittsburgh Mineral and Enviromental Technology, Inc.

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New Brighton, PA, US

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Method of making building blocks from coal combustion waste and rel...
- Patent number 6,068,803
- Issue date May 30, 2000
- Pittsburgh Mineral and Enviromental Technology, Inc.
- Thomas E. Weyand
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

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