Class F27B : FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
Subclass 3/04: Hearth-type furnaces, e.g. of reverberatory type (F27B 9/00-F27B 15/00, F27B 21/00 take precedence); Electric arc furnaces of multiple-hearth type; of multiple-chamber type; Combinations of hearth-type furnaces
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12263522 | Smart molten metal pump | Oct 04, 23 | Apr 01, 25 | Molten Metal Equipment Innovations, LLC |
| 11931802 | Molten metal controlled flow launder | May 18, 20 | Mar 19, 24 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| 11931803 | Molten metal transfer system and method | Feb 27, 23 | Mar 19, 24 | Molten Metal Equipment Innovations, LLC |
| 11898797 | Electric furnace | Nov 10, 17 | Feb 13, 24 | 501 Nippon Steel Corporation |
| 11874062 | Repositionable molten metal pump | Aug 15, 19 | Jan 16, 24 | Pyrotek Inc. |
| 11858037 | Smart molten metal pump | Sep 07, 22 | Jan 02, 24 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| 11858036 | System and method to feed mold with molten metal | May 18, 20 | Jan 02, 24 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| 11850657 | System for melting solid metal | Apr 12, 22 | Dec 26, 23 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| 11759853 | Melting metal on a raised surface | Mar 10, 22 | Sep 19, 23 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| 11591224 | Apparatus and method for preparing carbon black | Dec 02, 19 | Feb 28, 23 | OCI COMPANY LTD. |
| 11486642 | Multi-chamber melting furnace and method for melting non-ferrous scrap metal | Feb 27, 18 | Nov 01, 22 | GAUTSCHI ENGINEERING GMBH |
| 11471925 | Aluminum warm forming multi-opening oven and production line | Apr 13, 16 | Oct 18, 22 | Magna International Inc. |
| 11471938 | Smart molten metal pump | May 18, 20 | Oct 18, 22 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| 11415368 | Melting and holding furnace | Sep 19, 19 | Aug 16, 22 | TOUNETSU CO., LTD. |
| 11358217 | Method for melting solid metal | May 18, 20 | Jun 14, 22 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| 11358216 | System for melting solid metal | May 18, 20 | Jun 14, 22 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| 11150021 | Systems and methods for casting metallic materials | Apr 07, 11 | Oct 19, 21 | ATI PROPERTIES LLC |
| 11125503 | Melting furnace | May 20, 20 | Sep 21, 21 | NIPPON CRUCIBLE CO. LTD; |
| 10861613 | Plasma furnace | Sep 17, 15 | Dec 08, 20 | KOREA HYDRO & NUCLEAR POWER CO., LTD. |
| 10767929 | Furnace | Nov 12, 15 | Sep 08, 20 | NIPPON CRUCIBLE CO. LTD; |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0093,100 | ELECTRIC FURNACE | Dec 03, 24 | Mar 20, 25 | Not available |
| 2025/0060,162 | METAL MELTING APPARATUS, SCREEN PLATE FOR METAL MELTING, AND METHOD OF MELTING METAL | Nov 06, 24 | Feb 20, 25 | TOUNETSU CO. LTD. |
| 2024/0207,926 | MOLTEN METAL CONTROLLED FLOW LAUNDER | Mar 07, 24 | Jun 27, 24 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| 2024/0183,616 | SCRAP METAL PUSH GATE ASSEMBLY | Dec 05, 23 | Jun 06, 24 | GPRE IP, LLC |
| 2024/0118,030 | TWO-CHAMBER FURNANCE FOR ALUMINUM RECYCLING | Oct 03, 23 | Apr 11, 24 | Not available |
| 2024/0066,591 | SYSTEM AND METHOD TO FEED MOLD WITH MOLTEN METAL | Nov 06, 23 | Feb 29, 24 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| 2024/0011,122 | METHOD FOR THE RECOVERY OF ALUMINIUM FROM ALUMINIUM SCRAP, AND MULTICHAMBER MELTING FURNACE | Nov 26, 21 | Jan 11, 24 | Not available |
| 2024/0011,710 | VORTEX METAL INSERTION FURNACE CONTROL SYSTEM | Sep 21, 23 | Jan 11, 24 | GPRE IP, LLC |
| 2022/0307,768 | METAL MELTING APPARATUS, SCREEN PLATE FOR METAL MELTING, AND METHOD OF MELTING METAL | Nov 10, 20 | Sep 29, 22 | TOUNETSU CO. LTD. |
| 2022/0042,742 | MELTING AND HOLDING FURNACE | Sep 19, 19 | Feb 10, 22 | Not available |
| 2022/0003,497 | SYSTEMS AND METHODS FOR CASTING METALLIC MATERIALS | Sep 22, 21 | Jan 06, 22 | Not available |
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