John H. Chapman

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Sandersville, GA, US

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Patents Grantslast 30 patents

Information Patent Grant
Two-stage process for delaminating kaolin
- Patent number 5,735,946
- Issue date Apr 7, 1998
- U.S. Borax, Inc.
- J. Elmo Bloodworth
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Methods of clay benefication
- Patent number 4,227,920
- Issue date Oct 14, 1980
- Yara Engineering Corporation
- John H. Chapman
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES