JP7557162B2 - フラックス入りワイヤ及び溶接継手の製造方法 - Google Patents

フラックス入りワイヤ及び溶接継手の製造方法 Download PDF

Info

Publication number
JP7557162B2
JP7557162B2 JP2023570047A JP2023570047A JP7557162B2 JP 7557162 B2 JP7557162 B2 JP 7557162B2 JP 2023570047 A JP2023570047 A JP 2023570047A JP 2023570047 A JP2023570047 A JP 2023570047A JP 7557162 B2 JP7557162 B2 JP 7557162B2
Authority
JP
Japan
Prior art keywords
content
flux
total
cored wire
wire
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.)
Active
Application number
JP2023570047A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2024069985A5 (https=
JPWO2024069985A1 (https=
Inventor
孟 松尾
孝浩 加茂
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of JPWO2024069985A1 publication Critical patent/JPWO2024069985A1/ja
Publication of JPWO2024069985A5 publication Critical patent/JPWO2024069985A5/ja
Application granted granted Critical
Publication of JP7557162B2 publication Critical patent/JP7557162B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/36—Selection of non-metallic compositions, e.g. coatings or fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
    • B23K35/368—Selection of non-metallic compositions of core materials either alone or conjoint with selection of soldering or welding materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/02—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape
    • B23K35/0255—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape for use in welding
    • B23K35/0261—Rods, electrodes or wires
    • B23K35/0266—Rods, electrodes or wires flux-cored
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/24—Selection of soldering or welding materials proper
    • B23K35/30—Selection of soldering or welding materials proper with the principal constituent melting at less than 1550°C
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/24—Selection of soldering or welding materials proper
    • B23K35/30—Selection of soldering or welding materials proper with the principal constituent melting at less than 1550°C
    • B23K35/3053—Fe as the principal constituent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/24—Selection of soldering or welding materials proper
    • B23K35/30—Selection of soldering or welding materials proper with the principal constituent melting at less than 1550°C
    • B23K35/3053—Fe as the principal constituent
    • B23K35/3066—Fe as the principal constituent with Ni as next major constituent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/24—Selection of soldering or welding materials proper
    • B23K35/30—Selection of soldering or welding materials proper with the principal constituent melting at less than 1550°C
    • B23K35/3053—Fe as the principal constituent
    • B23K35/3073—Fe as the principal constituent with Mn as next major constituent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/36—Selection of non-metallic compositions, e.g. coatings or fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
    • B23K35/3601—Selection of non-metallic compositions, e.g. coatings or fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest with inorganic compounds as principal constituents
    • B23K35/3608—Titania or titanates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/36—Selection of non-metallic compositions, e.g. coatings or fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
    • B23K35/362—Selection of compositions of fluxes
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/03—Alloys based on nickel or cobalt based on nickel
    • C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
    • C22C38/105—Ferrous alloys, e.g. steel alloys containing cobalt containing Co and Ni
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Nonmetallic Welding Materials (AREA)
JP2023570047A 2022-09-30 2022-09-30 フラックス入りワイヤ及び溶接継手の製造方法 Active JP7557162B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/036865 WO2024069985A1 (ja) 2022-09-30 2022-09-30 フラックス入りワイヤ及び溶接継手の製造方法

Publications (3)

Publication Number Publication Date
JPWO2024069985A1 JPWO2024069985A1 (https=) 2024-04-04
JPWO2024069985A5 JPWO2024069985A5 (https=) 2024-09-05
JP7557162B2 true JP7557162B2 (ja) 2024-09-27

Family

ID=90476685

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023570047A Active JP7557162B2 (ja) 2022-09-30 2022-09-30 フラックス入りワイヤ及び溶接継手の製造方法

Country Status (7)

Country Link
US (1) US20250083264A1 (https=)
EP (1) EP4596167A4 (https=)
JP (1) JP7557162B2 (https=)
KR (1) KR20240046708A (https=)
CN (1) CN118119474A (https=)
TW (1) TWI887791B (https=)
WO (1) WO2024069985A1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7831951B2 (ja) * 2020-12-18 2026-03-17 株式会社神戸製鋼所 フラックス入りワイヤ
WO2025248681A1 (ja) * 2024-05-29 2025-12-04 日本製鉄株式会社 フラックス入りワイヤ及び溶接継手の製造方法
TWI900045B (zh) * 2024-06-06 2025-10-01 日商日本製鐵股份有限公司 實心焊線及熔接接頭之製造方法
CN118808987B (zh) * 2024-09-14 2024-12-17 小米汽车科技有限公司 焊丝、激光拼焊结构件及其制备方法和车辆
CN119077211B (zh) * 2024-09-27 2025-04-15 广东省科学院中乌焊接研究所 一种药芯焊丝及其制备方法和应用
CN119772446A (zh) * 2025-01-23 2025-04-08 聚力新材料科技(日照)有限公司 一种钢芯焊丝及其制备方法和用途
CN120533355A (zh) * 2025-04-25 2025-08-26 哈焊所华通（常州）焊业股份有限公司 一种低钴不锈钢药芯焊丝及其制备方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009034724A (ja) 2007-08-06 2009-02-19 Nippon Steel & Sumikin Welding Co Ltd 高強度鋼用のサブマージアーク溶接用フラックス入りワイヤ。
JP2014018852A (ja) 2012-07-23 2014-02-03 Kobe Steel Ltd サブマージアーク溶接用フラックス入りワイヤ
JP2014050882A (ja) 2012-08-07 2014-03-20 Nippon Steel & Sumitomo Metal ガスシールドアーク溶接用高Ｎｉフラックス入りワイヤ
JP2019025524A (ja) 2017-07-31 2019-02-21 新日鐵住金株式会社 ガスシールドアーク溶接用フラックス入りワイヤ、及び溶接継手の製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5209893B2 (ja) 2007-03-29 2013-06-12 株式会社神戸製鋼所 Ｎｉ基合金フラックス入りワイヤ
KR101674743B1 (ko) * 2013-11-08 2016-11-09 신닛테츠스미킨 카부시키카이샤 가스 실드 아크 용접용 플럭스 내장 와이어 및 극저온용 강의 용접 방법 및 용접 조인트의 제조 방법
JP7594173B2 (ja) * 2020-10-07 2024-12-04 日本製鉄株式会社 溶接継手の製造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009034724A (ja) 2007-08-06 2009-02-19 Nippon Steel & Sumikin Welding Co Ltd 高強度鋼用のサブマージアーク溶接用フラックス入りワイヤ。
JP2014018852A (ja) 2012-07-23 2014-02-03 Kobe Steel Ltd サブマージアーク溶接用フラックス入りワイヤ
JP2014050882A (ja) 2012-08-07 2014-03-20 Nippon Steel & Sumitomo Metal ガスシールドアーク溶接用高Ｎｉフラックス入りワイヤ
JP2019025524A (ja) 2017-07-31 2019-02-21 新日鐵住金株式会社 ガスシールドアーク溶接用フラックス入りワイヤ、及び溶接継手の製造方法

Also Published As

Publication number Publication date
KR20240046708A (ko) 2024-04-09
EP4596167A4 (en) 2025-12-03
CN118119474A (zh) 2024-05-31
US20250083264A1 (en) 2025-03-13
EP4596167A1 (en) 2025-08-06
TW202421325A (zh) 2024-06-01
TWI887791B (zh) 2025-06-21
JPWO2024069985A1 (https=) 2024-04-04
WO2024069985A1 (ja) 2024-04-04

Similar Documents

Publication Publication Date Title
JP7557162B2 (ja) フラックス入りワイヤ及び溶接継手の製造方法
US20220281024A1 (en) Flux-cored wire, manufacturing method of welded joint, and welded joint
JP6766867B2 (ja) フラックス入りワイヤ、溶接継手の製造方法、及び溶接継手
JP6291461B2 (ja) ガスシールドアーク溶接用フラックス入りワイヤ
JP7495653B2 (ja) フラックス入りワイヤ及び溶接継手の製造方法
JP6953869B2 (ja) ガスシールドアーク溶接用フラックス入りワイヤ、及び溶接継手の製造方法
JP7492185B1 (ja) 被覆アーク溶接棒及び溶接継手の製造方法
JP6801494B2 (ja) ガスシールドアーク溶接用フラックス入りワイヤ、および溶接継手の製造方法
JP6953870B2 (ja) ガスシールドアーク溶接用フラックス入りワイヤ、及び溶接継手の製造方法
JP6953931B2 (ja) ガスシールドアーク溶接用フラックス入りワイヤ、及び溶接継手の製造方法
JP7469597B2 (ja) フラックス入りワイヤ及び溶接継手の製造方法
JPWO2015068273A1 (ja) ガスシールドアーク溶接用フラックス入りワイヤ及びそのワイヤを用いた極低温用鋼の溶接方法
JP6953930B2 (ja) ガスシールドアーク溶接用フラックス入りワイヤ、及び溶接継手の製造方法
JP7485895B2 (ja) フラックス入りワイヤ及び溶接継手の製造方法
JP7783477B2 (ja) フラックス入りワイヤ及び溶接継手の製造方法
JP7674641B2 (ja) フラックス入りワイヤ及び溶接継手の製造方法
JP7795067B2 (ja) フラックス入りワイヤ及び溶接継手の製造方法
JP7719349B2 (ja) フラックス入りワイヤ及び溶接継手の製造方法
JP7783478B2 (ja) フラックス入りワイヤ及び溶接継手の製造方法
WO2026063099A1 (ja) フラックス入りワイヤ及び溶接継手の製造方法

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20231110

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20231110

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20240208

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20240423

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: 20240813

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20240826

R150 Certificate of patent or registration of utility model

Ref document number: 7557162

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150