| 2024/0359,190 | Methods for Pollucite Flotation, Plagioclase Flotation, and Quartz Purification | Apr 09, 24 | Oct 31, 24 | Not available |
| 2024/0200,164 | METHOD FOR ENRICHING LITHIUM FROM LITHIUM CLAY | Sep 22, 22 | Jun 20, 24 | GUANGDONG BRUNP RECYCLING TECHNOLOGY CO., LTD.; HUNAN BRUNP RECYCLING TECHNOLOGY CO., LTD.; |
| 2024/0149,277 | DITHIOCARBAMATE DEPRESSANTS, METHODS AND USES THEREOF IN FROTH FLOTATION MINERAL SEPARATION | Feb 15, 22 | May 09, 24 | Tessenderlo Kerley Inc. |
| 2023/0285,986 | NOVEL PEPTIDE AND METHOD FOR USING SAME | Oct 17, 19 | Sep 14, 23 | Shibaura Institute of Technology; JX Nippon Mining & Metals Corporation; |
| 2022/0288,605 | Complex depressant for controlling zinc and iron in polymetallic-ore flotation, production process and application as a substitute for zinc sulfates and copper sulfates | Feb 24, 20 | Sep 15, 22 | Not available |
| 2021/0078,017 | ENVIRONMENTALLY FRIENDLY FLOTATION AGENT | Jul 12, 18 | Mar 18, 21 | Biosepar Gesellschaft für Medizin- und Labortechnik mbH |
| 2020/0147,620 | System And Method Of Concentrating Niobium Ore | Apr 06, 18 | May 14, 20 | Aley Corporation |
| 2019/0256,714 | PROCESS FOR MANUFACTURING WHITE PIGMENT CONTAINING PRODUCTS | Feb 13, 17 | Aug 22, 19 | Not available |
| 2015/0353,836 | FLOCCULANTS AND METHODS FOR RECOVERING BITUMEN FROM OIL SANDS | Jun 05, 14 | Dec 10, 15 | BAKER HUGHES INCORPORATED |
| 2015/0151,308 | CHARGED ENGINEERED POLYMER BEADS/BUBBLES FUNCTIONALIZED WITH MOLECULES FOR ATTRACTING AND ATTACHING TO MINERAL PARTICLES OF INTEREST FOR FLOTATION SEPARATION | May 22, 13 | Jun 04, 15 | CIDRA CORPORATE SERVICES, INC. |
| 2015/0090,919 | FROTHERS FOR MINERAL FLOTATION | Oct 01, 13 | Apr 02, 15 | ECOLAB USA INC. |
| 2014/0061,101 | DEPRESSOR IN IRON ORE FLOTATION COMPRISING SUGAR CANE BAGASSE, USE OF SUGAR CANE BAGASSE AS DEPRESSOR IN IRON ORE FLOTATION AND PROCESS OF PREPARING DEPRESSOR COMPRISING SUGAR CANE BAGASSE | Sep 04, 13 | Mar 06, 14 | VALE S.A. |
| 2013/0200,291 | Tertiary Amine-Based Switchable Cationic Surfactants and Methods and Systems of Use Thereof | Jan 28, 13 | Aug 08, 13 | QUEEN'S UNIVERSITY AT KINGSTON |
| 2012/0070,350 | COMPOSITION FOR PLASMA AND SERUM SEPARATION, AND CONTAINER FOR BLOOD TESTING | Jan 25, 11 | Mar 22, 12 | SEKISUI MEDICAL CO., LTD. |
| 2010/0021,370 | Flotation Reagents and Flotation Processes Utilizing Same | Jul 16, 09 | Jan 28, 10 | CYTEC TECHNOLOGY CORP. |