Issued Patents All Time
Showing 26–50 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9133046 | Method of inhibiting scale formation and deposition in desalination systems | Peter Blokker, Paloma Lopez-Serrano | 2015-09-15 |
| 9028747 | Corrosion and fouling mitigation using non-phosphorus based additives | — | 2015-05-12 |
| 8668779 | Method of simultaneously cleaning and disinfecting industrial water systems | Andrew J. Cooper, Amit Gupta, Robert F. Kelly, Douglas G. Kelley, Eric R. Myers | 2014-03-11 |
| 8470238 | Composition and method for controlling copper discharge and erosion of copper alloys in industrial systems | Kaveh Sotoudeh, Michael A. Kamrath | 2013-06-25 |
| 7252096 | Methods of simultaneously cleaning and disinfecting industrial water systems | Amit Gupta | 2007-08-07 |
| 6840251 | Methods of simultaneously cleaning and disinfecting industrial water systems | Amit Gupta | 2005-01-11 |
| 6310024 | Rust and scale removal composition and process | Monica A. Yorke | 2001-10-30 |
| 6139830 | Methods for reducing deposit formation on surfaces | Rodney M. Donlan, David L. Elliott, Christopher L. Wiatr, Peter R. Ten Eyck | 2000-10-31 |
| 5874026 | Method of forming corrosion inhibiting films with hydrogenated benzotriazole derivatives | John P. Pilsits, Jr., Ann M. Cognetti | 1999-02-23 |
| 5772913 | Aqueous system containing a synergistic combination for scale control | Jennifer R. Parsons | 1998-06-30 |
| 5709814 | Aqueous system containing a synergistic phosphonate scale control combination | — | 1998-01-20 |
| 5707529 | Method for controlling scale in an aqueous system using a synergistic combination | Jennifer R. Parsons | 1998-01-13 |
| 5702634 | Aqueous system containing a synergistic combination including polyether polyamino methylene phosphates for controlling calcium carbonate and calcium phosphate scale | — | 1997-12-30 |
| 5593595 | Method for controlling scale using a synergistic phosphonate combination | — | 1997-01-14 |
| 5580462 | Controlling calcium carbonate and calcium phosphate scale in an aqueous system using a synergistic combination | — | 1996-12-03 |
| 5407583 | Controlling scale in black liquor evaporators | Kenneth F. Henderson | 1995-04-18 |
| 5378368 | Controlling silica/silicate deposition using polyether polyamino methylene phosphonates | — | 1995-01-03 |
| 5262061 | Zinc, iron and manganese stabilization using polyether polyamino methylene phosphonates | Charles J. Schell, Nancy S. Sherwood | 1993-11-16 |
| 5254286 | Composition for controlling scale in black liquor evaporators | Kenneth F. Henderson | 1993-10-19 |
| 5078879 | Method for controlling silica/silicate deposition in aqueous systems using 2-phosphonobutane tricarboxylic acid-1,2,4 and anionic polymers | Susan P. Rey, John H. Wiernik | 1992-01-07 |
| 5047078 | Method and compositions for increasing plant growth | — | 1991-09-10 |
| 4933090 | Method for controlling silica/silicate deposition in aqueous systems using phosphonates and carboxylic/sulfonic polymers | Susan P. Rey, John H. Wiernik | 1990-06-12 |
| 4874527 | Method for controlling silica/silicate deposition in aqueous systems using imines | — | 1989-10-17 |
| 4808215 | Method of improving the flowability of agro-chemical slurries | Richard G. Varsanik | 1989-02-28 |
| 4668474 | Mercaptobenzothiazole and ferrous ion corrosion inhibiting compositions | Richard G. Varsanik | 1987-05-26 |