Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12179214 | Extracting rare-earth elements from a gangue heavy fraction | W. Crawford Elliott, Daniel Joseph Gardner, Ed Riley | 2024-12-31 |
| 10688501 | Extracting rare-earth elements from a gangue heavy fraction | W. Crawford Elliott, Daniel Joseph Gardner, Ed Riley | 2020-06-23 |
| 8382016 | Nano particle mineral pigment | Siva Devisetti | 2013-02-26 |
| 6610136 | Pigments for ink jet paper | Siva Devisetti | 2003-08-26 |
| 6478865 | High surface area aggregated pigments | Siva Devisetti | 2002-11-12 |
| 6475274 | Process for modifying particle size distribution | R. Lowe, William M. McClarin III, Don R. Black | 2002-11-05 |
| 6238473 | Kaolin clay agglomerates and process for the manufacture thereof | Chris B. Maxwell | 2001-05-29 |
| 6186335 | Process for beneficiating kaolin clays | Lee Ann Arrington-Webb, Robert A. Lowe, Chris B. Maxwell, Amy C. Semratedu, Cesar I. Basilio | 2001-02-13 |
| 5843861 | Process for the synthesis of kaolin clays having varying morphological properties | — | 1998-12-01 |
| 5810998 | Process for improving the brightness of fine-grained kaolin clays | Lee Ann Arrington-Webb, Chris B. Maxwell, Amy C. Semratedu | 1998-09-22 |
| 5707912 | Process for the treatment of clay materials to provide slurries having improved rheological properties | Robert A. Lowe | 1998-01-13 |
| 5672555 | Kaolin-potassium acetate intercalation complex and process of forming same | Chris B. Maxwell | 1997-09-30 |
| 5584924 | Opacifying kaolin clay pigments having improved rheology and process for the manufacture thereof | Lee Ann Arrington-Webb | 1996-12-17 |
| 5584925 | Chemically aggregated kaolin clay pigment and process for making the same by phosphate bonding | Chris B. Maxwell | 1996-12-17 |
| 5425934 | Dealumination and selective removal of organic material from zeolites | Sridhar Komarneni | 1995-06-20 |
| 5364455 | Silica gels of controlled pore size as desiccant materials and processes for producing same | Sridhar Komarneni | 1994-11-15 |
| 5052188 | Desiccant materials for use in gas fired cooling and dehumidification equipment | Sridhar Komarneni, Shoji Yamanaka | 1991-10-01 |