Description
Class B03D : FLOTATION; DIFFERENTIAL SEDIMENTATION
Subclass 1/008: Flotation Flotation agents Organic compounds containing oxygen
B03D 1/008
Sub-Class
Stats
- 80 US PATENTS IN FORCE
- 17 US APPLICATIONS PENDING
- 32 Total Patent Owners
- 236 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12246332 | olefins as collectors | Mar 03, 20 | Mar 11, 25 | BASF SE |
| 12234301 | Ammonium-functionalized saccharide polymers and methods for production and use thereof | Feb 10, 20 | Feb 25, 25 | Integrity Bio-Chemicals, LLC |
| 12180236 | Hydroximic acid-metal hydroxide coordination complex and preparation and application thereof | Aug 29, 18 | Dec 31, 24 | Central South University |
| 12138638 | Composition and method for use of 1-alkyl-5-oxopyrrolidine-3-carboxylic acids as collectors for phosphate and lithium flotation | Sep 09, 21 | Nov 12, 24 | CLARIANT INTERNATIONAL LTD |
| 11987505 | Enhanced foam removal of total suspended solids and multiply charged cations from aqueous or aqueous/oil mixed phase via increased viscoelasticity | Aug 04, 20 | May 21, 24 | Ecolab USA Inc. |
| 11718540 | Enhanced foam fractionation of oil phase from aqueous/oil mixed phase via increased viscoelasticity | Aug 28, 19 | Aug 08, 23 | Ecolab USA Inc. |
| 11654443 | Mineral processing | Mar 30, 20 | May 23, 23 | CiDRA Minerals Processing Inc. |
| 11590514 | Collectors for treating tailings | Oct 25, 19 | Feb 28, 23 | Syncrude Canada Ltd. |
| 11453014 | Concentration process of iron ore slimes | Oct 03, 18 | Sep 27, 22 | VALE S.A. |
| 11014097 | Functionalized silicones for froth flotation | Dec 13, 17 | May 25, 21 | ECOLAB USA INC. |
| 11007538 | Flotation reagents and flotation processes utilizing same | May 26, 16 | May 18, 21 | Cytec Technology Corp. |
| 10961382 | Sulfonated modifiers for froth flotation | Aug 25, 17 | Mar 30, 21 | ECOLAB USA INC. |
| 10927248 | Sulfonated modifiers for froth flotation | Aug 25, 17 | Feb 23, 21 | ECOLAB USA INC. |
| 10919048 | Reagent scheme for sedimentary phosphate flotation | Oct 31, 18 | Feb 16, 21 | Arr-Maz Products, L.P. |
| 10913810 | Process and chemistry for reducing dolomite concentrations in phosphate processing | May 08, 19 | Feb 09, 21 | Arr-Maz Products, L.P. |
| 10773973 | Enhanced foam removal of total suspended solids and multiply charged cations from aqueous or aqueous/oil mixed phase via increased viscoelasticity | Mar 08, 13 | Sep 15, 20 | Ecolab USA Inc. |
| 10737281 | Compositions and methods for reverse froth flotation of phosphate ores | May 25, 18 | Aug 11, 20 | ECOLAB USA INC. |
| 10710099 | Compositions and methods for selective separation of minerals from sulfide ores | Jul 16, 19 | Jul 14, 20 | CYTEC INDUSTRIES INC. |
| 10618058 | Beneficiation of rare earth elements bearing ancylite | Aug 01, 16 | Apr 14, 20 | Not available |
| 10603676 | Mineral processing | Sep 13, 12 | Mar 31, 20 | CiDRA Minerals Processing Inc. |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 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. |
| 2024/0100,544 | METHODS AND COMPOSITIONS FOR LITHIUM ORE BENEFICIATION | Sep 08, 23 | Mar 28, 24 | Not available |
| 2024/0100,545 | METHODS AND COMPOSITIONS FOR LITHIUM ORE BENEFICIATION | Sep 08, 23 | Mar 28, 24 | Not available |
| 2024/0082,854 | METHOD FOR FLOTATION OF A SILICATE-CONTAINING IRON ORE | Dec 22, 21 | Mar 14, 24 | Not available |
| 2023/0302,462 | AQUEOUS COMPOSITION WHICH IMPROVES THE EFFICIENCY OF HYDROMETALLURGICAL AND PYROMETALLURGICAL PROCESSES FOR METALS WHEN USED IN SAME, SAID COMPOSITION COMPRISING: AN AQUEOUS BASE, ONE OR MORE SURFACTANTS, ONE OR MORE ADJUVANT GASES IN THE AFOREMENTIONED PROCESSES, ADDED THERETO AS NANO- AND MICRO-SIZED BUBBLES | May 28, 21 | Sep 28, 23 | Not available |
| 2023/0302,463 | FROTHING AGENT FOR FLOTATION OF ORES | Jul 27, 21 | Sep 28, 23 | Not available |
| 2023/0109,502 | NEW FROTHERS FOR MINERALS RECOVERY AND METHODS OF MAKING AND USING SAME | Feb 12, 21 | Apr 06, 23 | Solvay SA |
| 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 |
| 2022/0266,262 | A COLLECTOR COMPOSITION | Aug 28, 20 | Aug 25, 22 | Not available |
| 2021/0069,729 | CONCENTRATION PROCESS OF IRON ORE SLIMES | Oct 03, 18 | Mar 11, 21 | Not available |
| 2018/0200,731 | Foam Prevention In The Reverse Flotation Process For Purifying Calcium Carbonate | Mar 16, 18 | Jul 19, 18 | CLARIANT INTERNATIONAL LTD; Clariant S.A.; |
| 2017/0028,410 | BENEFICIATION OF RARE EARTH ELEMENTS BEARING ANCYLITE | Aug 01, 16 | Feb 02, 17 | Not available |
| 2016/0114,335 | METHODS AND COLLECTORS FOR PURIFYING PHOSPHOROUS CONTAINING MATERIALS | Oct 22, 15 | Apr 28, 16 | GEORGIA-PACIFIC CHEMICALS LLC |
| 2015/0360,238 | CONDITIONING OF THE ORE IN THE COMMINUTION STEP AND RECOVERY OF DESIRED METAL VALUES BY FLOTATION | Dec 23, 13 | Dec 17, 15 | JAPAN OIL, GAS AND METALS NATIONAL CORPORATION, PLATREEF RESOURCES PROPRIETARY LIMITED, |
| 2015/0238,976 | Composition For Dressing Phosphate Ore | Aug 20, 13 | Aug 27, 15 | CLARIANT (FRANCE), CLARIANT INTERNATIONAL LTD., |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 37 Months (last 2 years Issuances)
- 37 Months (last 5 years Issuances)