Great Barrier Technologies, Inc.

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Composition and process for improving the resistance to water penet...
- Patent number 6,652,643
- Issue date Nov 25, 2003
- Great Barrier Technologies, Inc.
- Robert H. Black
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Composition and process for improving the resistance to water penet...
- Patent number 6,315,825
- Issue date Nov 13, 2001
- Great Barrier Technologies, Inc.
- Robert H. Black
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES