Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7271214 | Cement dispersant and methods of making and using the same | Arpad Savoly, Bennie Veal | 2007-09-18 |
| 6869998 | Concrete or cement dispersant and method of use | Arpad Savoly, Bennie Veal | 2005-03-22 |
| 6590050 | Polymeric fluid loss additives and method of use thereof | Fu Chen, Mohand Melbouci, Teng-Shau Young, De-Kai Loo | 2003-07-08 |
| 6465587 | Polymeric fluid loss additives and method of use thereof | Fu Chen, Mohand Melbouci, Teng-Shau Young, De-Kai Loo | 2002-10-15 |
| 5789488 | Preparation of water soluble graft copolymers | Elizabeth V. Bissinger, Ellen M. Meyer | 1998-08-04 |
| 5575920 | Method of inhibiting scale and controlling corrosion in cooling water systems | Donald T. Freese, Libardo A. Perez, Fu Chen | 1996-11-19 |
| 5575924 | Water treatment methods | Elizabeth V. Bissinger, Ellen M. Meyer | 1996-11-19 |
| 5527468 | Nonionic polymers for the treatment of boiler water | Scott M. Boyette, Fu Chen | 1996-06-18 |
| 5445758 | Copolymers of ethylenically unsaturated and polyethylene-glycol monomethacrylate monomeric repeat units useful as scale control agents in boiler systems | Fu Chen, Scott M. Boyette | 1995-08-29 |
| 5350536 | Copolymers of ethylenically unsaturated and polyethylene-glycol monomethacrylate monomeric repeat units useful as scale control agents in boiler systems | Fu Chen, Scott M. Boyette | 1994-09-27 |
| 5271847 | Polymers for the treatment of boiler water | Fu Chen, Scott M. Boyette | 1993-12-21 |
| 5242599 | Polymers for the treatment of boiler water | Fu Chen, Scott M. Boyette | 1993-09-07 |
| 5183576 | Cationic polymers for sludge dewatering | Michael R. Wood, Fu Chen, Stephen R. Vasconcellos | 1993-02-02 |
| 5180498 | Polymers for the treatment of boiler water | Fu Chen, Scott M. Boyette | 1993-01-19 |
| 5100561 | Cationic polymers for sludge dewatering | Michael R. Wood, Fu Chen, Stephen R. Vasconcellos | 1992-03-31 |
| 4886617 | Water soluble phosphonated polymers | Fu Chen | 1989-12-12 |
| 4851490 | Water soluble phosphonated polymers | Fu Chen | 1989-07-25 |
| 4708815 | Water treatment polymers and methods of use thereof | Fu Chen | 1987-11-24 |
| 4659480 | Water treatment polymers and methods of use thereof | Fu Chen | 1987-04-21 |