Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11091393 | Surface modification of clay | — | 2021-08-17 |
| 9828301 | Granule for delivering humates and uses thereof | — | 2017-11-28 |
| 9458475 | Clay in ethanol production | Robert G. Goss, Marc A. Herpfer, Yasmith Bernal | 2016-10-04 |
| 5670435 | Method and composition for clarifying waste water | — | 1997-09-23 |
| 5578219 | Method of improving the contaminant resistance of a smectite clay by rewetting and impregnating the clay with a water-soluble polymer, and redrying the polymer-impregnated clay | — | 1996-11-26 |
| 5556547 | Method of improving the contaminant resistance of a smectite clay by rewetting and impregnating the clay with a water-soluble polymer, and redrying the polymer-impregnated clay | — | 1996-09-17 |
| 5476142 | Flexible contaminant-resistant grout composition and method | — | 1995-12-19 |
| 5407879 | Method of improving the contaminant resistance of a smectite clay by rewetting and impregnating the clay with a water-soluble polymer, and redrying the polymer-impregnated clay | — | 1995-04-18 |