Description
Class C22B : PRODUCTION OR REFINING OF METALS
Subclass 1/20: Preliminary treatment of ores or scrap Agglomerating; Briquetting; Binding; Granulating Sintering; Agglomerating in sintering machines with movable grates
C22B 1/20
Sub-Class
Stats
- 31 US PATENTS IN FORCE
- 2 US APPLICATIONS PENDING
- 20 Total Patent Owners
- 181 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11697860 | Apparatus and method for screening and delivering green ore pellets onto a travelling grate | Jan 17, 18 | Jul 11, 23 | MÉTAL 7 INC. |
| 11549159 | Method of operating a sinter plant | May 18, 18 | Jan 10, 23 | Paul Wurth SA |
| 10415885 | Refractory based sidewall member for pallet car | May 03, 16 | Sep 17, 19 | Metso Minerals Industries Inc. |
| 10414597 | Pallet car for the transport of bulk material for a thermal treatment | Dec 12, 16 | Sep 17, 19 | OUTOTEC (FINLAND) OY |
| 10234205 | Method and apparatus for charging pallet cars of a traveling grate for the thermal treatment of bulk materials | Aug 16, 18 | Mar 19, 19 | OUTOTEC (FINLAND) OY |
| 10125413 | Method for producing manganese containing ferroalloy | Dec 16, 14 | Nov 13, 18 | OUTOTEC (FINLAND) OY |
| 9988695 | Method for producing an agglomerate made of fine material containing metal oxide for use as a blast furnace feed material | Sep 25, 15 | Jun 05, 18 | Rheinkalk GmbH |
| 9890441 | Extraction and recovery of yttrium and rare earth elements | Nov 13, 15 | Feb 13, 18 | BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM, BOARD OF REGENTS OFTHE UNIVERSITY OF TEXAS SYSTEM, |
| 9821381 | Gaseous fuel supply apparatus for sintering machine | May 14, 13 | Nov 21, 17 | JFE STEEL CORPORATION |
| 9790570 | Apparatus and method for the thermal treatment of lump or agglomerated material | Aug 09, 12 | Oct 17, 17 | OUTOTEC OYJ |
| 9752206 | Plasma heated furnace for iron ore pellet induration | Dec 03, 12 | Sep 05, 17 | PYROGENESIS CANADA INC. |
| 9719152 | Method, arrangement, and pelletising plant | May 26, 15 | Aug 01, 17 | LUOSSAVAARA-KIIRUNAVAARA AB |
| 9598748 | Method for producing ferroalloy containing nickel | Dec 20, 13 | Mar 21, 17 | OUTOTEC OYJ |
| 9574251 | Method of producing sintered ore | Nov 20, 12 | Feb 21, 17 | JFE STEEL CORPORATION |
| 9551241 | Waste heat recovery power generation plant for sintering facility | Jul 02, 12 | Jan 24, 17 | KAWASAKI JUKOGYO KABUSHIKI KAISHA |
| 9534272 | Method for producing sintered ore | May 14, 13 | Jan 03, 17 | JFE STEEL CORPORATION |
| 9534844 | Method for the continuous sintering of mineral material and sintering equipment | Sep 21, 11 | Jan 03, 17 | Outotec Oy, OUTOTEC OYJ, |
| 9493853 | Cleaning tool for cleaning particles contained in a slurry | Sep 23, 13 | Nov 15, 16 | Not available |
| 9175363 | Method for producing an agglomerate made of fine material containing metal oxide for use as a blast furnace feed material | Jun 04, 10 | Nov 03, 15 | RHEINKALK GMBH |
| 9163879 | Partially-reduced iron producing apparatus | Sep 20, 13 | Oct 20, 15 | PRIMETALS TECHNOLOGIES JAPAN, LTD. |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0279,767 | PRE-REDUCED PELLET PREPARATION APPARATUS AND METHOD BASED ON GRATE-ROTARY KILN | Jun 16, 22 | Aug 22, 24 | Baoshan Iron & Steel Co., Ltd. |
| 2022/0275,475 | METHOD AND SYSTEM FOR OPTIMIZATION OF AGGLOMERATION OF ORES | Jul 04, 20 | Sep 01, 22 | Tata Consultancy Services Limited |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 35 Months (last 2 years Issuances)
- 35 Months (last 5 years Issuances)