Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11752451 | Method for dewatering and demineralization of fine particles | Gerald H. Luttrell, Nikhil Gupta | 2023-09-12 |
| 11331676 | Cleaning and dewatering fine coal | Mert Kerem Eraydin | 2022-05-17 |
| 10913912 | Methods for separating and dewatering fine particles | — | 2021-02-09 |
| 10561964 | Apparatus for dewatering and demineralization of fine particles | Gerald H. Luttrell, Nikhil Gupta | 2020-02-18 |
| 10562038 | Cleaning and dewatering fine coal | Mert Kerem Eraydin | 2020-02-18 |
| 10457883 | Method of separating and de-watering fine particles | — | 2019-10-29 |
| 10144012 | Methods of increasing flotation rate | — | 2018-12-04 |
| 9789492 | Cleaning and dewatering fine coal | Mert Kerem Eraydin, Chad Freeland | 2017-10-17 |
| 9518241 | Method of separating and de-watering fine particles | — | 2016-12-13 |
| 9266121 | Flotation machine rotor | Gerald H. Luttrell, Saad Ragab, Demetri Telionis, Abdel-Halim Said, Sanja Miskovic +2 more | 2016-02-23 |
| 9238231 | Flotation machine rotor | Gerald H. Luttrell, Saad Ragab, Demetri Telionis, Abdel-Halim Said, Sanja Miskovic +2 more | 2016-01-19 |
| 8398947 | Separation of diamond from gangue minerals | Dmitri L. Kouznetsov | 2013-03-19 |
| 8007754 | Separation of diamond from gangue minerals | Dmitri L. Kouznetsov | 2011-08-30 |
| 7820058 | Methods of enhancing fine particle dewatering | — | 2010-10-26 |
| 6871743 | Methods of increasing flotation rate | — | 2005-03-29 |
| 6855260 | Methods of enhancing fine particle dewatering | — | 2005-02-15 |
| 6799682 | Method of increasing flotation rate | — | 2004-10-05 |
| 6526675 | Methods of using natural products as dewatering aids for fine particles | — | 2003-03-04 |
| 6440316 | Methods of improving centrifugal filtration | Ramazan Asmatulu | 2002-08-27 |
| 6375853 | Methods of using modified natural products as dewatering aids for fine particles | — | 2002-04-23 |
| 6320148 | Electrostatic method of separating particulate materials | Oh-Hyung Han, Eric S. Yan, Byung-Wook Park | 2001-11-20 |
| 5814210 | Apparatus and process for the separation of hydrophobic and hydrophilic particles using microbubble column flotation together with a process and apparatus for generation of microbubbles | Gregory T. Adel, Gerald H. Luttrell | 1998-09-29 |
| 5670056 | Chemical-mechanical dewatering process | Cesar I. Basilio | 1997-09-23 |
| 5587085 | Method for dewatering particles | Gerald H. Luttrell | 1996-12-24 |
| 5522510 | Apparatus for improved ash and sulfur rejection | Gerald H. Luttrell | 1996-06-04 |