Class F04D : NON-POSITIVE-DISPLACEMENT PUMPS
Subclass 7/08: 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 radioactive
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12215706 | Rotary machine and primary motor-pump assembly provided with this rotary machine | May 11, 22 | Feb 04, 25 | Electricite de France |
| 11555505 | Bearing assembly with catalyst-free ultra-strong polycrystalline diamond (PCD) material | Jun 04, 20 | Jan 17, 23 | Saudi Arabian Oil Company |
| 11387009 | Nuclear reactor pump/heat exchanger assembly | Jan 19, 17 | Jul 12, 22 | HYDROMINE NUCLEAR ENERGY S.A.R.L. |
| 11198630 | Modular water purification system for nuclear power plants | Apr 19, 18 | Dec 14, 21 | Dominion Engineering Inc. |
| 10699817 | Rotary device for nuclear power facility | Nov 17, 16 | Jun 30, 20 | IHI Corporation |
| 10385974 | Passive shutdown sealing device for a system of shaft seals of a reactor coolant pump set | Jan 31, 13 | Aug 20, 19 | Areva Np |
| 10388416 | Motor-driven centrifugal pump for the primary circuit of small or medium-sized modular nuclear reactors | Oct 17, 14 | Aug 20, 19 | CLYDE UNION S.A.S. |
| 10311984 | Shaft sealing structure and reactor coolant pump | Sep 27, 13 | Jun 04, 19 | MITSUBISHI HEAVY INDUSTRIES, LTD. |
| 10227985 | Centrifugal cooling pump for a nuclear reactor having a thermal barrier and a vaned wheel flywheel | Oct 17, 14 | Mar 12, 19 | CLYDE UNION S.A.S. |
| 10125748 | Thermal retracting actuator | May 04, 17 | Nov 13, 18 | Westinghouse Electric Company LLC |
| 10047749 | Pressurized water reactor with upper vessel section providing both pressure and flow control | Mar 23, 15 | Aug 14, 18 | BWXT mPower, Inc. |
| 9964213 | Pump sealing device | Dec 05, 14 | May 08, 18 | General Electric Technology GmbH |
| 9903473 | Method for carrying out emergent shaft sealing for reactor coolant pump and shaft sealing assembly | Dec 10, 14 | Feb 27, 18 | AREVA NP |
| 9714644 | Thermal retracting actuator | Oct 19, 15 | Jul 25, 17 | WESTINGHOUSE ELECTRIC COMPANY LLC |
| 9593684 | Pressurized water reactor with reactor coolant pumps operating in the downcomer annulus | Jul 28, 11 | Mar 14, 17 | BWXT NUCLEAR ENERGY, INC. |
| 9576686 | Reactor coolant pump system including turbo pumps supplied by a manifold plenum chamber | Apr 15, 13 | Feb 21, 17 | BWXT FOREIGN HOLDINGS, LLC |
| 9558855 | Pressurized water reactor with upper plenum including cross-flow blocking weir | Nov 10, 11 | Jan 31, 17 | BWXT CANADA, LTD., BWXT NUCLEAR ENERGY, INC., |
| 9534690 | Leakage prevention seal, and pump for nuclear reactor cooling material | Dec 24, 13 | Jan 03, 17 | MITSUBISHI HEAVY INDUSTRIES, LTD. |
| 9394908 | Pressurized water reactor with upper vessel section providing both pressure and flow control | May 17, 11 | Jul 19, 16 | BWXT NUCLEAR ENERGY, INC., BABCOCK & WILCOX NUCLER ENERGY, INC., |
| 9206812 | Pump seal with thermal retracting actuator | Aug 20, 13 | Dec 08, 15 | WESTINGHOUSE ELECTRIC COMPANY LLC |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2016/0003,262 | PUMP INCLUDING A SHIELD FOR PROTECTING A PUMP WHEEL AGAINST A COOLANT LEAK ALONG THE HUB OF THE WHEEL | Feb 11, 14 | Jan 07, 16 | Not available |
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