Description
Class C22B : PRODUCTION OR REFINING OF METALS
Subclass 1/14: Preliminary treatment of ores or scrap Agglomerating; Briquetting; Binding; Granulating
C22B 1/14
Sub-Class
Stats
- 68 US PATENTS IN FORCE
- 2 US APPLICATIONS PENDING
- 42 Total Patent Owners
- 427 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| RE50227 | Leaching copper-containing ores | Feb 17, 22 | Dec 03, 24 | TECHNOLOGICAL RESOURCES PTY LIMITED |
| 11945728 | Process for obtaining vanadium oxide from a gasifier slag field | Apr 03, 19 | Apr 02, 24 | Reliance Industries Limited |
| 11846005 | Binder compositions and processes of preparing iron ore pellets | Nov 10, 15 | Dec 19, 23 | Kemira Oyj |
| 11795521 | Extraction of iron (III) oxide from different iron-containing ores | May 22, 18 | Oct 24, 23 | The American University in Cairo |
| 11753697 | Method of processing and treatment of alunite ores | Jan 22, 19 | Sep 12, 23 | Not available |
| 11286540 | Method of processing a pyrite-containing slurry | Jul 31, 20 | Mar 29, 22 | Rio Tinto Technological Resources Inc. |
| 11236407 | Metal recovery by leaching agglomerates of metal-containing material/pyrite | Jul 31, 20 | Feb 01, 22 | Rio Tinto Technological Resources Inc. |
| 11225427 | Sequestration of macronutrients from anaerobic wastewater treatment with iron- and steel-making slags | Mar 13, 18 | Jan 18, 22 | The Regents of the University of Colorado; Phoenix Services LLC; |
| 11213830 | Plant and method for recovering and treating residues from crushing ferrous scrap | Sep 14, 16 | Jan 04, 22 | Danieli & C. Officine Meccaniche S.p.A. |
| 11174421 | Metod for preparing mineral ore powder using vegetable organic matters and microorganisms | Sep 03, 19 | Nov 16, 21 | Not available |
| 10563287 | Leaching copper-containing ores | Dec 21, 18 | Feb 18, 20 | Technological Resources Pty Limited |
| 10526685 | Heap leaching | Oct 08, 18 | Jan 07, 20 | Technological Resources Pty Limited |
| 10400309 | Carbothermal reduction reactor system, components thereof, and methods of using same | Aug 28, 14 | Sep 03, 19 | The Regents of the University of Colorado a Body Corporate |
| 10364480 | Method for smelting nickel oxide ore | Sep 15, 15 | Jul 30, 19 | Sumitomo Metal Mining Co. Ltd. |
| 10337084 | Method and carrier for transporting reductant such as coke into a metallurgical furnace and production method of the carrier | Mar 31, 15 | Jul 02, 19 | OUTOTEC (FINLAND) OY |
| 10214787 | Hot-briquetting installation | May 13, 15 | Feb 26, 19 | MASCHINENFABRIK KOEPPERN GMBH & CO. KG |
| 10190193 | Leaching of minerals | Oct 21, 14 | Jan 29, 19 | GLENCORE TECHNOLOGY PTY LTD |
| 10155996 | Method and device for manufacturing granulates | Jul 07, 14 | Dec 18, 18 | PRIMETALS TECHNOLOGIES AUSTRIA GMBH |
| 10156017 | Method for simultaneously recovering cobalt and manganese from lithium based battery | Jan 23, 15 | Dec 18, 18 | Korea Institute of Geoscience and Mineral Resource (KIGAM) |
| 10124346 | Process for recovering value metals from ore | Jan 29, 16 | Nov 13, 18 | ANGLO AMERICAN SERVICES (UK) LTD. |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0368,734 | METHODS FOR EXTRACTING RARE EARTH ELEMENTS FROM RARE EARTH ELEMENT SOURCES | Dec 04, 21 | Nov 07, 24 | Not available |
| 2021/0017,038 | PROCESS FOR OBTAINING VANADIUM OXIDE FROM A GASIFIER SLAG FIELD | Apr 03, 19 | Jan 21, 21 | Reliance Industries Limited |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 41 Months (last 2 years Issuances)
- 41 Months (last 5 years Issuances)