JP2023085386A - 原子力施設の制御要素の中性子吸収能力を検出する装置 - Google Patents
原子力施設の制御要素の中性子吸収能力を検出する装置 Download PDFInfo
- Publication number
- JP2023085386A JP2023085386A JP2023049121A JP2023049121A JP2023085386A JP 2023085386 A JP2023085386 A JP 2023085386A JP 2023049121 A JP2023049121 A JP 2023049121A JP 2023049121 A JP2023049121 A JP 2023049121A JP 2023085386 A JP2023085386 A JP 2023085386A
- Authority
- JP
- Japan
- Prior art keywords
- neutron
- mask
- detector array
- control element
- detection device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 16
- 238000009434 installation Methods 0.000 title claims abstract description 8
- 238000000034 method Methods 0.000 title description 26
- 238000001514 detection method Methods 0.000 claims abstract description 41
- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 238000003384 imaging method Methods 0.000 claims abstract description 11
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 230000004927 fusion Effects 0.000 claims description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- 230000001133 acceleration Effects 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- 150000002500 ions Chemical class 0.000 claims 1
- 238000012545 processing Methods 0.000 abstract description 4
- 238000013480 data collection Methods 0.000 abstract 1
- 239000002245 particle Substances 0.000 description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 24
- 238000011156 evaluation Methods 0.000 description 15
- 238000007689 inspection Methods 0.000 description 12
- 239000011358 absorbing material Substances 0.000 description 10
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 9
- 229910052796 boron Inorganic materials 0.000 description 9
- 238000004458 analytical method Methods 0.000 description 8
- 230000000873 masking effect Effects 0.000 description 8
- 230000007547 defect Effects 0.000 description 7
- 230000002950 deficient Effects 0.000 description 7
- 239000000446 fuel Substances 0.000 description 7
- YZCKVEUIGOORGS-OUBTZVSYSA-N Deuterium Chemical compound [2H] YZCKVEUIGOORGS-OUBTZVSYSA-N 0.000 description 6
- 229910052805 deuterium Inorganic materials 0.000 description 6
- 239000006096 absorbing agent Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- YZCKVEUIGOORGS-NJFSPNSNSA-N Tritium Chemical compound [3H] YZCKVEUIGOORGS-NJFSPNSNSA-N 0.000 description 4
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229910052722 tritium Inorganic materials 0.000 description 4
- 238000003491 array Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- HGLDOAKPQXAFKI-OUBTZVSYSA-N californium-252 Chemical compound [252Cf] HGLDOAKPQXAFKI-OUBTZVSYSA-N 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000004992 fission Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 229910052770 Uranium Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- SWQJXJOGLNCZEY-BJUDXGSMSA-N helium-3 atom Chemical compound [3He] SWQJXJOGLNCZEY-BJUDXGSMSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000010223 real-time analysis Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002915 spent fuel radioactive waste Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/10—Structural combination of fuel element, control rod, reactor core, or moderator structure with sensitive instruments, e.g. for measuring radioactivity, strain
- G21C17/104—Measuring reactivity
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/10—Structural combination of fuel element, control rod, reactor core, or moderator structure with sensitive instruments, e.g. for measuring radioactivity, strain
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J9/00—Programme-controlled manipulators
- B25J9/16—Programme controls
- B25J9/1679—Programme controls characterised by the tasks executed
- B25J9/1684—Tracking a line or surface by means of sensors
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
- G21C19/20—Arrangements for introducing objects into the pressure vessel; Arrangements for handling objects within the pressure vessel; Arrangements for removing objects from the pressure vessel
- G21C19/207—Assembling, maintenance or repair of reactor components
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C7/00—Control of nuclear reaction
- G21C7/06—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section
- G21C7/08—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section by displacement of solid control elements, e.g. control rods
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S901/00—Robots
- Y10S901/30—End effector
- Y10S901/44—End effector inspection
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Robotics (AREA)
- Mechanical Engineering (AREA)
- Measurement Of Radiation (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
Abstract
Description
Claims (10)
- 原子力施設(8)の制御要素(6)の中性子吸収能力の検出に使用できる検出装置(4)であって、当該検出装置は、
多数のマニピュレータ(62)と、
中性子放出源(32)、検出器アレイ(36)およびマスク装置(38)を具備し、当該中性子放出源と当該検出器アレイの間に当該制御要素を受け入れるように構成された中性子透過撮影装置(12)とを具備し、
当該マスク装置は、当該多数のマニピュレータのうちの少なくとも第1のマニピュレータによって多数の位置にわたって移動可能であり、当該多数の位置には、少なくとも部分的に当該中性子放出源と当該検出器アレイの間に配置される複数の異なる位置が含まれることを特徴とする
検出装置。 - 前記マスク装置は、オリフィスを有し、概して中性子ストリームの通過を阻止するが、当該オリフィスを介する当該中性子ストリームの少なくとも一部の通過は許容するように構成されたマスクシステム(70、70A,70B)を具備することを特徴とする、請求項1の検出装置。
- 前記オリフィスは前記中性子ストリームの一部を横断する多数の方向の多数の物理的寸法を有し、前記多数のマニピュレータは当該多数の物理的寸法のうちの少なくとも1つの物理的寸法を第1のサイズと、当該第1のサイズとは異なる第2のサイズとの間で変化させるように操作可能であることを特徴とする、請求項2の検出装置。
- 前記マスクシステムは第1の開口を有する第1のマスクと第2の開口を有する第2のマスクとより成り、前記多数のマニピュレータは当該第1のマスクおよび当該第2のマスクのうちの少なくとも一方を操作可能であり、当該操作によって、当該第1の開口および当該第2の開口のうちの少なくとも一方の開口の少なくとも一部を当該第1の開口および当該第2の開口のうちのもう一方の開口の少なくとも一部と重ね合わせることにより前記オリフィスを形成することを特徴とする、請求項3の検出装置。
- 前記第1のマスクおよび前記第2のマスクのうちの一方をもう一方に対して移動させることにより、前記少なくとも1つの物理的寸法を前記第1のサイズと前記第2のサイズの間で変化させることを特徴とする、請求項4の検出装置。
- 前記多数のマニピュレータは、前記第1のマスクおよび前記第2のマスクのうちの少なくとも一方をもう一方とは別個に、前記中性子放出源と前記検出器アレイの間に少なくとも部分的に移動させるように操作可能であることを特徴とする、請求項4の検出装置。
- 前記第1の開口および前記第2の開口のうちの少なくとも一方の長さおよび幅が、前記多数のマニピュレータによって制御されることを特徴とする、請求項4の検出装置。
- 前記第1のマスクおよび前記第2のマスクのうちの少なくとも一方が概して板状である、請求項4の検出装置。
- 前記中性子放出源は、オン状態とオフ状態の間で切り替え可能であり、オン状態のときは通電状態にあって中性子ストリーム(50)を発生し、オフ状態のときは非通電状態にあって有意な中性子ストリームを出力しないように構成されており、前記オン状態のときに、水素同位体を非限定的な典型例とする軽元素イオンを可変であるビーム電流および加速度で加速して、当該ビームが集束される標的上で核融合反応を引き起こす、強度可変型加速器(42)を具備することを特徴とする、請求項1の検出装置。
- 前記マスク装置は、前記複数の異なる位置のうちの1つにある請求項1の検出装置。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/677,098 | 2017-08-15 | ||
US15/677,098 US10446281B2 (en) | 2017-08-15 | 2017-08-15 | Detection apparatus and method of detecting the neutron absorption capability of a control element of a nuclear installation |
JP2020508023A JP7253316B2 (ja) | 2017-08-15 | 2018-08-08 | 原子力施設の制御要素の中性子吸収能力を検出する装置および方法 |
PCT/US2018/045702 WO2019036242A1 (en) | 2017-08-15 | 2018-08-08 | DETECTION APPARATUS AND METHOD FOR DETECTING THE NEUTRON ABSORPTION CAPACITY OF A CONTROL MEMBER OF A NUCLEAR FACILITY |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020508023A Division JP7253316B2 (ja) | 2017-08-15 | 2018-08-08 | 原子力施設の制御要素の中性子吸収能力を検出する装置および方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2023085386A true JP2023085386A (ja) | 2023-06-20 |
JP7490105B2 JP7490105B2 (ja) | 2024-05-24 |
Family
ID=65360686
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020508023A Active JP7253316B2 (ja) | 2017-08-15 | 2018-08-08 | 原子力施設の制御要素の中性子吸収能力を検出する装置および方法 |
JP2023049121A Active JP7490105B2 (ja) | 2017-08-15 | 2023-03-26 | 原子力施設の制御要素の中性子吸収能力を検出する装置 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020508023A Active JP7253316B2 (ja) | 2017-08-15 | 2018-08-08 | 原子力施設の制御要素の中性子吸収能力を検出する装置および方法 |
Country Status (7)
Country | Link |
---|---|
US (2) | US10446281B2 (ja) |
EP (1) | EP3669379B1 (ja) |
JP (2) | JP7253316B2 (ja) |
ES (1) | ES2904798T3 (ja) |
MX (2) | MX2020001739A (ja) |
TW (2) | TW202401459A (ja) |
WO (1) | WO2019036242A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3977487B1 (en) * | 2019-05-30 | 2023-05-24 | Westinghouse Electric Company Llc | System and method to determine reactivity |
CN110148481B (zh) * | 2019-06-03 | 2021-05-18 | 中国原子能科学研究院 | 反应堆水力驱动安全棒运行状态的判断方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4172760A (en) * | 1976-12-06 | 1979-10-30 | General Electric Company | Neutron transmission testing apparatus and method |
DE102008030416A1 (de) * | 2008-06-26 | 2009-12-31 | Kernkraftwerk Gundremmingen Gmbh | Anordnung zur Prüfung des Neutronenabsorptionsvermögens eines Steuerelementes |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5643541A (en) * | 1979-09-18 | 1981-04-22 | Nippon Atom Ind Group Co Ltd | Neutron absorber density nondestructive measuring unit of control bar |
JPS5658551U (ja) * | 1979-10-09 | 1981-05-20 | ||
JPS5697897A (en) * | 1980-01-07 | 1981-08-06 | Hitachi Ltd | Control rod |
DE4108438C1 (ja) * | 1991-03-15 | 1992-05-27 | Abb Reaktor Gmbh, 6800 Mannheim, De | |
KR100266506B1 (ko) * | 1996-08-21 | 2000-09-15 | 벨 주니어 로버트 에스. | 원자로공동을범람시키는시스템 |
JP2000199747A (ja) * | 1999-01-06 | 2000-07-18 | Hitachi Ltd | 金属製缶の蓋結合部x線検査装置 |
TW476072B (en) * | 2000-10-30 | 2002-02-11 | Ohsono Katsunar | An absorbing rod, an apparatus for inserting the absorbing rod, a cask, and a method of storing spent fuel assemblies |
JP3859601B2 (ja) * | 2003-02-17 | 2006-12-20 | 株式会社日立製作所 | 原子炉制御棒の検査システム及び検査方法 |
US7912273B2 (en) * | 2007-02-01 | 2011-03-22 | Florida Power & Light Company | Radiography test system and method |
JP4982903B2 (ja) * | 2008-09-11 | 2012-07-25 | コグネックス・コーポレイション | 制御システム、制御方法およびプログラム |
US9261468B2 (en) * | 2010-07-23 | 2016-02-16 | Ut-Battelle, Llc | Multi-particle inspection using associated particle sources |
JP5630666B2 (ja) * | 2012-03-30 | 2014-11-26 | 住友重機械工業株式会社 | 中性子捕捉療法用コリメータ及び中性子捕捉療法装置 |
JP6794169B2 (ja) * | 2016-08-05 | 2020-12-02 | 株式会社東芝 | 原子炉制御棒の検査装置および原子炉制御棒の検査方法 |
CN106531254A (zh) * | 2016-10-20 | 2017-03-22 | 中核核电运行管理有限公司 | 一种新的控制棒价值测量方法 |
-
2017
- 2017-08-15 US US15/677,098 patent/US10446281B2/en active Active
-
2018
- 2018-08-08 EP EP18845812.9A patent/EP3669379B1/en active Active
- 2018-08-08 ES ES18845812T patent/ES2904798T3/es active Active
- 2018-08-08 WO PCT/US2018/045702 patent/WO2019036242A1/en unknown
- 2018-08-08 MX MX2020001739A patent/MX2020001739A/es unknown
- 2018-08-08 JP JP2020508023A patent/JP7253316B2/ja active Active
- 2018-08-14 TW TW112133721A patent/TW202401459A/zh unknown
- 2018-08-14 TW TW107128253A patent/TWI815817B/zh active
-
2019
- 2019-04-17 US US16/386,756 patent/US10658087B2/en active Active
-
2020
- 2020-02-13 MX MX2023007982A patent/MX2023007982A/es unknown
-
2023
- 2023-03-26 JP JP2023049121A patent/JP7490105B2/ja active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4172760A (en) * | 1976-12-06 | 1979-10-30 | General Electric Company | Neutron transmission testing apparatus and method |
DE102008030416A1 (de) * | 2008-06-26 | 2009-12-31 | Kernkraftwerk Gundremmingen Gmbh | Anordnung zur Prüfung des Neutronenabsorptionsvermögens eines Steuerelementes |
Also Published As
Publication number | Publication date |
---|---|
EP3669379A1 (en) | 2020-06-24 |
TWI815817B (zh) | 2023-09-21 |
JP7490105B2 (ja) | 2024-05-24 |
MX2020001739A (es) | 2020-09-25 |
EP3669379A4 (en) | 2021-04-28 |
MX2023007982A (es) | 2023-07-18 |
JP2020531806A (ja) | 2020-11-05 |
US10446281B2 (en) | 2019-10-15 |
TW202401459A (zh) | 2024-01-01 |
WO2019036242A1 (en) | 2019-02-21 |
US20190057787A1 (en) | 2019-02-21 |
TW201921379A (zh) | 2019-06-01 |
JP7253316B2 (ja) | 2023-04-06 |
US20190244720A1 (en) | 2019-08-08 |
EP3669379B1 (en) | 2021-10-06 |
ES2904798T3 (es) | 2022-04-06 |
US10658087B2 (en) | 2020-05-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP7490105B2 (ja) | 原子力施設の制御要素の中性子吸収能力を検出する装置 | |
US11408838B2 (en) | Method and device for multielement analysis on the basis of neutron activation, and use | |
US10832826B2 (en) | Inspection of nuclear waste | |
JP4649580B2 (ja) | 複合型廃棄体確認システム | |
Tremsin et al. | On the possibility to investigate irradiated fuel pins non-destructively by digital neutron radiography with a neutron-sensitive microchannel plate detector with Timepix readout | |
JP2018036156A (ja) | 重元素含有物の測定装置及びその測定方法 | |
KR100988574B1 (ko) | 중성자 발생기를 이용한 연료봉 탐상기 | |
CN112116795B (zh) | 一种核临界事故报警仪瞬时响应测试方法及装置 | |
US20100272233A1 (en) | Nuclear material detection device, nuclear material inspection system, and clearance device | |
CN112764080A (zh) | 核素检测装置和核素检测方法 | |
JP6638065B2 (ja) | 原子炉出力監視装置 | |
JP2013120123A (ja) | 核種組成分析装置、核種組成分析方法 | |
CN110927809B (zh) | 特殊核材料检测装置 | |
KR102630584B1 (ko) | 객체 분석 시스템 및 방법 | |
Elter et al. | feign: a Python package to estimate geometric efficiency in passive gamma spectroscopy measurements of nuclear fuel | |
Moss et al. | Development of a portable active interrogation system for characterizing special nuclear material | |
Devi et al. | Agglomerate PuO in (Th, 1% Pu) O 2 Simulation Detectability Study | |
Mingrone et al. | Proposal for a neutron imaging station at n\_TOF EAR2 | |
Higginson et al. | Global characterization of a laser-generated neutron source | |
JP2022049292A (ja) | 核物質測定システム及び核物質の測定方法 | |
Roure et al. | Non-destructive examination development for the JHR material testing reactor | |
JPS601577B2 (ja) | 格子欠陥材料放射化検査方法 | |
Russ | Cai'negie Mellon University, Pittsburgh, PA 15213 USA |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20230326 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20231121 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20240214 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20240322 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20240419 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20240514 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7490105 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |