| 2025/0114,800 | REMOVABLY ATTACHABLE SKIMMING MECHANISM | Oct 06, 23 | Apr 10, 25 | DHI - DALBO HOLDINGS, INC. & SUBSIDIARIES |
| 2025/0050,354 | METHOD FOR FROTH-CONTROLLED FLOTATION OF ARGILLACEOUS LEPIDOLITE ORE | Jul 24, 24 | Feb 13, 25 | Not available |
| 2025/0041,876 | MINERAL FLOTATION SEPARATION | Dec 13, 22 | Feb 06, 25 | CYTEC INDUSTRIES INC. |
| 2025/0043,389 | RECOVERING GOLD | Dec 16, 22 | Feb 06, 25 | Not available |
| 2025/0034,009 | SYSTEM FOR REMOVING PER- AND POLYFLUORINATED ALKYL SUBSTANCES FROM CONTAMINATED AQUEOUS STREAMS, VIA CHEMICAL AIDED FILTRATION, AND METHODS OF USE THEREOF | Oct 15, 24 | Jan 30, 25 | WP&E TECHNOLOGIES AND SOLUTIONS, LLC |
| 2025/0018,404 | SLURRY FEEDING ARRANGEMENT | Jul 14, 23 | Jan 16, 25 | METSO FINLAND OY |
| 2025/0018,405 | GUIDING ARRANGEMENT, FLOTATION CELL AND FLOTATION METHOD | Jul 14, 23 | Jan 16, 25 | METSO FINLAND OY |
| 2024/0417,283 | WATER TREATMENT DEVICE BASED ON MICRO-NANO BUBBLE TECHNOLOGY | Dec 07, 23 | Dec 19, 24 | Chongqing Academy of Eco-environmental sciences; Chongqing Institute of Green and Intelligent Technology, Chinese Academy of Sciences; |
| 2024/0375,122 | APPARATUS AND METHOD FOR REAGENTIZING AND AERATING FEED TO FLOTATION MACHINES | Jul 28, 22 | Nov 14, 24 | Not available |
| 2024/0375,123 | MEMBRANE SPARGERS FOR GRAVITY SEPARATORS AND FLOTATION MACHINES | May 27, 22 | Nov 14, 24 | Not available |
| 2024/0376,047 | COLLECTOR, FLOTATION METHOD, AND COMPOUND | Jul 04, 22 | Nov 14, 24 | Not available |
| 2024/0367,179 | COMPOSITIONS AND METHODS FOR SEPARATING METALS AND/OR MINERALS FROM A SOURCE MATERIAL USING FROTH FLOTATION | Apr 01, 23 | Nov 07, 24 | Not available |
| 2024/0367,180 | INCREASING FLOTATION RECOVERY AND THROUGHPUT | Sep 16, 22 | Nov 07, 24 | Not available |
| 2024/0359,190 | Methods for Pollucite Flotation, Plagioclase Flotation, and Quartz Purification | Apr 09, 24 | Oct 31, 24 | Not available |
| 2024/0343,611 | METHODS FOR DYNAMICALLY VARYING CHEMICAL ADDITIVE FLOWRATE TO TREAT WASTEWATER IN REAL TIME AND SYSTEMS FOR PERFORMING THE SAME | Nov 27, 23 | Oct 17, 24 | Not available |
| 2024/0335,842 | COLLECTOR FOR THE FLOTATION OF CARBONATES IN PHOSPHATE ROCK | Aug 03, 22 | Oct 10, 24 | Not available |
| 2024/0286,929 | ENHANCED FOAM REMOVAL OF TOTAL SUSPENDED SOLIDS AND MULTIPLY CHARGED CATIONS FROM AQUEOUS OR AQUEOUS/OIL MIXED PHASE VIA INCREASED VISCOELASTICITY | Apr 18, 24 | Aug 29, 24 | Not available |
| 2024/0279,087 | SYSTEM FOR REMOVING PER- AND POLYFLUORINATED ALKYL SUBSTANCES FROM CONTAMINATED AQUEOUS STREAMS, VIA CHEMICAL AIDED FILTRATION, AND METHODS OF USE THEREOF | Apr 26, 24 | Aug 22, 24 | Not available |
| 2024/0261,800 | ROTOR OF GAS DISPERSION ARRANGEMENT | May 27, 22 | Aug 08, 24 | METSO FINLAND OY |
| 2024/0238,805 | METHOD AND SYSTEM FOR ORE PROCESSING WITH APPLICATION OF ULTRASOUND TO THE FLOTATION FROTH | May 13, 22 | Jul 18, 24 | Not available |