Issued Patents All Time
Showing 25 most recent of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11939309 | Low molecular weight dry powder polymer for use as paper-making dry strength agent | Heqing Huang, David Jordan, Robert M. Lowe, Jeffrey R. Cramm, Mingli Wei | 2024-03-26 |
| 11718696 | Process for fast dissolution of powder comprising low molecular weight acrylamide-based polymer | Heqing Huang, Cheng-Sung Huang | 2023-08-08 |
| 11708481 | Solution comprising an associative polymer and a cyclodextrin polymer | Heqing Huang, Mingli Wei, Xiaodong Huang, Jianwei Yuan, David Jordan | 2023-07-25 |
| 11299450 | System and process for co-producing dimethyl carbonate and ethylene glycol | Li Dong, Qian Su, Songsong Chen, Junping Zhang, Suojiang Zhang | 2022-04-12 |
| 11214926 | Dry polymer application method | Robert M. Lowe, David Jordan, Heqing Huang | 2022-01-04 |
| 11208332 | Recovery of mining processing product using boronic acid-containing polymers | Jing Wang, Kevin O'Brien, Mingli Wei, Jinfeng Wang, Kevin McDonald +1 more | 2021-12-28 |
| 11155478 | Method for improving overflow clarity in production of coal | Christopher Ryan Greulich, Kevin McDonald | 2021-10-26 |
| 11035080 | Boronic acid containing polymers for papermaking process | Zhiyi Zhang, Mingli Wei, Kevin McDonald, Pious Kurian | 2021-06-15 |
| 10920065 | Low molecular weight dry powder polymer for use as paper-making dry strength agent | Heqing Huang, David Jordan, Robert M. Lowe, Jeffrey R. Cramm, Mingli Wei | 2021-02-16 |
| 10697121 | Papermaking process of increasing ash content of a paper product and a paper product obtained by the same | Qinglong Rao, Yulin Zhao, Stephen B. Ashton, Aleksandar Todorovic, Alan Smith | 2020-06-30 |
| 10427950 | Recovery of mining processing product using boronic acid-containing polymers | Jing Wang, Kevin O'Brien, Mingli Wei, Jinfeng Wang, Kevin McDonald +1 more | 2019-10-01 |
| 10145067 | Method of improving dewatering efficiency, increasing sheet wet web strength, increasing sheet wet strength and enhancing filler retention in papermaking | Yulin Zhao, Jun Li, Qing Long Rao, Stephen B. Ashton, Aleksandar Todorovic +1 more | 2018-12-04 |
| 10132040 | Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention in papermaking process | David J. Castro, Rangarani Karnati, Shawnee M. Wilson, Mei Liu, Zhiyi Zhang | 2018-11-20 |
| 10035946 | Hydrazide crosslinked polymer emulsions for use in crude oil recovery | Mingli Wei, Kevin McDonald | 2018-07-31 |
| 10000393 | Enhancement of dewatering using soy flour or soy protein | Prasad Y. Duggirala, Darlington Mlambo, Tarun Kumar Bera, Luiz Wanderley Bratfisch Pace | 2018-06-19 |
| 9951475 | Wet end chemicals for dry end strength in paper | Mei Liu, Gary S. Furman, Robert M. Lowe | 2018-04-24 |
| 9752283 | Anionic preflocculation of fillers used in papermaking | Katherine M. Broadus, Dorota Smoron, Shawnee M. Wilson | 2017-09-05 |
| 9567708 | Wet end chemicals for dry end strength in paper | Mei Liu, Gary S. Furman, Robert M. Lowe | 2017-02-14 |
| 9506202 | Furnish pretreatment to improve paper strength aid performance in papermaking | Yulin Zhao, Jun Li, Qing Long Rao | 2016-11-29 |
| 9487916 | Method of improving dewatering efficiency, increasing sheet wet web strength, increasing sheet wet strength and enhancing filler retention in papermaking | Yulin Zhao, Jun Li, Qing Long Rao, Stephen B. Ashton, Aleksandar Todorovic +1 more | 2016-11-08 |
| 9410288 | Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention in papermaking process | David Castro, Rangarani Karnati, Shawnee M. Wilson, Mei Liu, Zhiyi Zhang | 2016-08-09 |
| 9303360 | Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention in papermaking process | David Castro, Rangarani Karnati, Shawnee M. Wilson, Mei Liu, Zhiyi Zhang | 2016-04-05 |
| 9181657 | Method of increasing paper strength by using natural gums and dry strength agent in the wet end | David J. Castro | 2015-11-10 |
| 9034145 | Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention, wet strength, and dry strength in papermaking process | David J. Castro, Rangarani Karnati, Shawnee M. Wilson, Mei Liu, Zhiyi Zhang | 2015-05-19 |
| 8894817 | Wet end chemicals for dry end strength | Mei Liu | 2014-11-25 |