Compositions comprising fine sedimentary kaolin and methods for preparing same Grant US-8465583-B2 United States of America 18 Jun 2013
Compositions comprising fine sedimentary kaolin and methods for preparing same Grant US-8083848-B2 United States of America 27 Dec 2011
Method for separating mixture of finely divided minerals Grant US-7780779-B2 United States of America 24 Aug 2010
Compositions comprising kaolin having nanosize dimensions Grant US-7727324-B2 United States of America 01 Jun 2010