Class G21C : NUCLEAR REACTORS
Subclass 1/09: Reactors Thermal reactors Heterogeneous reactors, i.e. in which fuel and moderator are separated moderator being highly pressurised, e.g. boiling-water reactor, integral-superheat reactor, pressurised-water reactor (G21C 1/22 takes precedence) Pressure regulating arrangements, i.e. pressurisers
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11894151 | Integrated reactor system having passive removal of residual heat | Aug 20, 20 | Feb 06, 24 | Shanghai Nuclear Engineering Research & Design Institute Co., LTD. |
| 11837370 | Pressurized water reactor with upper vessel section providing both pressure and flow control | Jan 11, 21 | Dec 05, 23 | BWXT mPower, Inc. |
| 11355253 | Passive techniques for long-term reactor cooling | Jul 20, 20 | Jun 07, 22 | BWXT mPower, Inc. |
| 10950358 | PWR decay heat removal system in which steam from the pressurizer drives a turbine which drives a pump to inject water into the reactor pressure vessel | Jul 24, 20 | Mar 16, 21 | BWXT mPower, Inc. |
| 10930402 | Nuclear reactor with heating elements housed in their entirety in an integrated pressurizer | Jul 01, 16 | Feb 23, 21 | SOCIÉTÉ TECHNIQUE POUR L'ENERGIE ATOMIQUE |
| 10892061 | Pressurized water reactor with upper vessel section providing both pressure and flow control | Jul 06, 18 | Jan 12, 21 | BWXT mPower, Inc. |
| 10762995 | Shutdown cooling system and nuclear facility having same | Oct 05, 15 | Sep 01, 20 | Korea Atomic Energy Research Institute |
| 10726960 | Nuclear reactor safety system | Nov 09, 18 | Jul 28, 20 | Rolls-Royce Power Engineering plc |
| 10726961 | PWR decay heat removal system in which steam from the pressurizer drives a turbine which drives a pump to inject water into the reactor pressure vessel | Aug 29, 17 | Jul 28, 20 | BWXT mPower, Inc. |
| 10249393 | Modular reactor steam generator configured to cover a reactor outer wall circumference | Feb 28, 17 | Apr 02, 19 | KEPCO ENGINEERING & CONSTRUCTION COMPANY, INC. |
| 10020077 | Pressurized water reactor with upper vessel section providing both pressure and flow control | Mar 30, 15 | Jul 10, 18 | BWXT mPower, Inc. |
| 9978464 | System for regulating a liquid in a circuit | May 27, 14 | May 22, 18 | Commissariat A L' Energie Atomique Et Aux Energies Alternatives |
| 9978465 | System for regulating a liquid in a circuit | May 27, 14 | May 22, 18 | Commissariat A L' Energie Atomique Et Aux Energies Alternatives |
| 9959945 | High temperature gas cooled reactor steam generation system | Oct 12, 12 | May 01, 18 | MITSUBISHI HEAVY INDUSTRIES, LTD. |
| 9779840 | PWR decay heat removal system in which steam from the pressurizer drives a turbine which drives a pump to inject water into the reactor pressure vessel | Oct 28, 13 | Oct 03, 17 | BWXT MPOWER, INC. |
| 9730277 | Pressurizer heater for the primary cooling system of a pressurized-water nuclear reactor | Dec 12, 06 | Aug 08, 17 | AREVA NP |
| 9589679 | Passive device regulating pressure in a chamber, chamber and associated installation | Sep 11, 12 | Mar 07, 17 | DCNS |
| 9583221 | Integrated emergency core cooling system condenser for pressurized water reactor | Jun 15, 11 | Feb 28, 17 | BWXT NUCLEAR ENERGY, INC. |
| 9494312 | Method of repairing a pressurizer, and equipment for implementing the method | Mar 05, 12 | Nov 15, 16 | AREVA NP |
| 9478317 | Pressurizer surge-line separator for integral pressurized water reactors | May 21, 12 | Oct 25, 16 | WESTINGHOUSE ELECTRIC COMPANY LLC |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2020/0395,136 | PWR DECAY HEAT REMOVAL SYSTEM IN WHICH STEAM FROM THE PRESSURIZER DRIVES A TURBINE WHICH DRIVES A PUMP TO INJECT WATER INTO THE REACTOR PRESSURE VESSEL | Jul 24, 20 | Dec 17, 20 | Not available |
| 2018/0190,391 | NUCLEAR REACTOR WITH HEATING ELEMENTS HOUSED IN THEIR ENTIRETY IN AN INTEGRATED PRESSURIZER AND CORRESPONDING METHOD OF USE | Jul 01, 16 | Jul 05, 18 | Not available |
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