| 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 |
| 2024/0149,276 | APPLICATION OF SELENIUM-CONTAINING ORGANIC COMPOUNDS IN COPPER SULFIDE FLOTATION COLLECTORS | Feb 08, 23 | May 09, 24 | Not available |
| 2024/0149,277 | DITHIOCARBAMATE DEPRESSANTS, METHODS AND USES THEREOF IN FROTH FLOTATION MINERAL SEPARATION | Feb 15, 22 | May 09, 24 | Tessenderlo Kerley Inc. |
| 2022/0161,276 | MIXTURE OF FATTY ACIDS AND ALKYLETHER PHOSPHATES AS A COLLECTOR FOR PHOSPHATE ORE FLOTATION | Jan 29, 20 | May 26, 22 | Not available |
| 2020/0238,301 | SYSTEM AND METHOD FOR RECOVERING METALS FROM ELECTRONIC SCRAP AND AUTO SHRED RESIDUE FINES | Sep 18, 16 | Jul 30, 20 | Not available |
| 2020/0147,619 | ALKYLATED TRIPHENYL PHOSPHOROTHIONATES AS SELECTIVE METAL SULPHIDE COLLECTORS | May 23, 18 | May 14, 20 | BASF SE |
| 2015/0353,836 | FLOCCULANTS AND METHODS FOR RECOVERING BITUMEN FROM OIL SANDS | Jun 05, 14 | Dec 10, 15 | BAKER HUGHES INCORPORATED |
| 2015/0328,645 | Method for separating calcium carbonate and gypsum | Dec 18, 13 | Nov 19, 15 | Not available |
| 2015/0209,801 | MONOTHIOPHOSPHATE CONTAINING COLLECTORS AND METHODS | Jul 17, 13 | Jul 30, 15 | Not available |
| 2013/0092,603 | Collector Compositions and Methods of Using the Same | Oct 17, 12 | Apr 18, 13 | CYTEC TECHNOLOGY CORP. |
| 2010/0065,479 | COLLECTOR FOR THE FLOTATION OF CARBONATES | Nov 28, 07 | Mar 18, 10 | KAO CORPORATION, Centre d'Etudes et de Recherches des phosphates mineraux (CERPHOS), |
| 2010/0044,280 | Flotation Process Using an Organometallic Complex as Activator | Jan 23, 07 | Feb 25, 10 | KIMLEIGH TECHNOLOGIES (PTY) LTD |
| 2005/0263,442 | Collecting agent for sulphidic ores, the production and use thereof | Jul 22, 03 | Dec 01, 05 | CLARIANT PRODUKTE (DEUTSCHLAND) GMBH |