Class F04D : NON-POSITIVE-DISPLACEMENT PUMPS
Subclass 7/06: Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts (pumping liquids and elastic fluids at the same time F04D 31/00) of centrifugal type the fluids being hot or corrosive, e.g. liquid metal
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12263522 | Smart molten metal pump | Oct 04, 23 | Apr 01, 25 | Molten Metal Equipment Innovations, LLC |
| 12228150 | Molten metal transfer device | Dec 05, 23 | Feb 18, 25 | Molten Metal Equipment Innovations, LLC |
| 12186801 | Mold pump | Sep 25, 15 | Jan 07, 25 | Pyrotek Inc. |
| 12168987 | Low pressure molten metal transfer pump | Sep 28, 21 | Dec 17, 24 | Pyrotek Inc. |
| 12163536 | Quick submergence molten metal pump | May 15, 19 | Dec 10, 24 | Molten Metal Equipment Innovations, LLC |
| 12146508 | Axial pump and riser | May 26, 22 | Nov 19, 24 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| 12129871 | Molten metal pump | Nov 04, 20 | Oct 29, 24 | Pyrotek Inc. |
| 11939993 | Overflow vortex transfer system | Nov 29, 21 | Mar 26, 24 | Pyrotek Inc. |
| 11939994 | Rotor and rotor shaft for molten metal | Mar 24, 22 | Mar 26, 24 | Molten Metal Equipment Innovations, LLC |
| 11933324 | Molten metal rotor with hardened blade tips | Mar 13, 21 | Mar 19, 24 | 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 |
| 11873845 | Molten metal transfer device | May 28, 21 | Jan 16, 24 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| 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 |
| 11795950 | Mold pump engagement apparatus | Jul 20, 18 | Oct 24, 23 | Pyrotek Inc. |
| 11759853 | Melting metal on a raised surface | Mar 10, 22 | Sep 19, 23 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| 11703056 | Plastic pump, and method for manufacturing same | Apr 15, 20 | Jul 18, 23 | FLUONICS CORP. |
| 11519414 | Tensioned rotor shaft for molten metal | May 04, 21 | Dec 06, 22 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0027,497 | AXIAL PUMP AND RISER | Oct 08, 24 | Jan 23, 25 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| 2025/0018,352 | MOLTEN METAL SUBMERGENCE IMPELLER | Nov 22, 22 | Jan 16, 25 | Oculatus LLC |
| 2025/0003,417 | Centrifugal Pump Having a Cooling Insert | Nov 08, 22 | Jan 02, 25 | Not available |
| 2024/0207,926 | MOLTEN METAL CONTROLLED FLOW LAUNDER | Mar 07, 24 | Jun 27, 24 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| 2024/0198,416 | SHAFT AND POST ASSEMBLIES FOR MOLTEN APPARATUS | Apr 25, 22 | Jun 20, 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 |
| 2024/0035,475 | MOLD PUMP ENGAGEMENT APPARATUS | Oct 13, 23 | Feb 01, 24 | Not available |
| 2022/0213,895 | ROTOR AND ROTOR SHAFT FOR MOLTEN METAL | Mar 24, 22 | Jul 07, 22 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| 2022/0082,101 | OVERFLOW VORTEX TRANSFER SYSTEM | Nov 29, 21 | Mar 17, 22 | Not available |
| 2021/0199,115 | MOLTEN METAL ROTOR WITH HARDENED BLADE TIPS | Mar 13, 21 | Jul 01, 21 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| 2020/0256,350 | MOLTEN METAL ROTOR WITH HARDENED TOP | Apr 29, 20 | Aug 13, 20 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| 2019/0360,491 | COUPLING AND ROTOR SHAFT FOR MOLTEN METAL DEVICES | Aug 06, 19 | Nov 28, 19 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| 2019/0360,492 | COUPLING AND ROTOR SHAFT FOR MOLTEN METAL DEVICES | Aug 06, 19 | Nov 28, 19 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| 2019/0271,319 | PUMP FOR NUCLEAR APPLICATIONS | Jan 17, 17 | Sep 05, 19 | Not available |
| 2019/0270,134 | Transfer Pump Launder System | May 17, 19 | Sep 05, 19 | MOLTEN METAL EQUIPMENT INNOVATIONS, LLC |
| 2018/0038,373 | ADVANCED MATERIAL OVERFLOW TRANSFER PUMP | Feb 26, 16 | Feb 08, 18 | PYROTEK, INC. |
| 2017/0204,862 | RISERLESS RECIRCULATION/TRANSFER PUMP AND MIXER/PRE-MELTER FOR MOLTEN METAL APPLICATIONS | Feb 07, 17 | Jul 20, 17 | Not available |
| 2017/0051,746 | CORROSION-RESISTANT AND WEAR-RESISTANT CHEMICAL CENTRIFUGAL PUMP | Aug 19, 15 | Feb 23, 17 | JIANGSU YAMEI PUMPS GROUP CO. LTD |
| 2016/0265,535 | MOLTEN METAL ROTOR WITH HARDENED BLADE TIPS | Feb 02, 16 | Sep 15, 16 | Not available |
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