KR102792305B1 - 피복 공구 및 그것을 구비한 절삭 공구 - Google Patents
피복 공구 및 그것을 구비한 절삭 공구 Download PDFInfo
- Publication number
- KR102792305B1 KR102792305B1 KR1020227001732A KR20227001732A KR102792305B1 KR 102792305 B1 KR102792305 B1 KR 102792305B1 KR 1020227001732 A KR1020227001732 A KR 1020227001732A KR 20227001732 A KR20227001732 A KR 20227001732A KR 102792305 B1 KR102792305 B1 KR 102792305B1
- Authority
- KR
- South Korea
- Prior art keywords
- protrusion
- layer
- protrusions
- average
- tool
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
- B23B27/14—Cutting tools of which the bits or tips or cutting inserts are of special material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C5/00—Milling-cutters
- B23C5/16—Milling-cutters characterised by physical features other than shape
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/02—Pretreatment of the material to be coated
- C23C16/0272—Deposition of sub-layers, e.g. to promote the adhesion of the main coating
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
- C23C16/36—Carbonitrides
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
- C23C16/40—Oxides
- C23C16/403—Oxides of aluminium, magnesium or beryllium
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/04—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/04—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
- C23C28/042—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material including a refractory ceramic layer, e.g. refractory metal oxides, ZrO2, rare earth oxides
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/04—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
- C23C28/044—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material coatings specially adapted for cutting tools or wear applications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C30/00—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
- C23C30/005—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process on hard metal substrates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2224/00—Materials of tools or workpieces composed of a compound including a metal
- B23B2224/04—Aluminium oxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2224/00—Materials of tools or workpieces composed of a compound including a metal
- B23B2224/32—Titanium carbide nitride (TiCN)
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2228/00—Properties of materials of tools or workpieces, materials of tools or workpieces applied in a specific manner
- B23B2228/10—Coatings
- B23B2228/105—Coatings with specified thickness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2224/00—Materials of tools or workpieces composed of a compound including a metal
- B23C2224/04—Aluminium oxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2224/00—Materials of tools or workpieces composed of a compound including a metal
- B23C2224/32—Titanium carbide nitride (TiCN)
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
- Chemical Vapour Deposition (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JPJP-P-2019-138991 | 2019-07-29 | ||
| JP2019138991 | 2019-07-29 | ||
| PCT/JP2020/028793 WO2021020365A1 (ja) | 2019-07-29 | 2020-07-28 | 被覆工具およびそれを備えた切削工具 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20220020974A KR20220020974A (ko) | 2022-02-21 |
| KR102792305B1 true KR102792305B1 (ko) | 2025-04-08 |
Family
ID=74229162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020227001732A Active KR102792305B1 (ko) | 2019-07-29 | 2020-07-28 | 피복 공구 및 그것을 구비한 절삭 공구 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US12343802B2 (https=) |
| EP (1) | EP4005708A4 (https=) |
| JP (1) | JP7337168B2 (https=) |
| KR (1) | KR102792305B1 (https=) |
| CN (1) | CN114144273B (https=) |
| WO (1) | WO2021020365A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022004521A1 (ja) * | 2020-06-30 | 2022-01-06 | 京セラ株式会社 | 被覆工具および切削工具 |
| WO2024242750A1 (en) | 2023-05-23 | 2024-11-28 | Dow Global Technologies Llc | Silicone - (meth)acrylate - polyether copolymer and synthesis method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009166216A (ja) * | 2008-01-21 | 2009-07-30 | Hitachi Tool Engineering Ltd | 被覆工具 |
| JP2012071396A (ja) * | 2010-09-29 | 2012-04-12 | Kyocera Corp | 表面被覆部材 |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5958569A (en) * | 1995-10-27 | 1999-09-28 | Teledyne Industries, Inc. | Anchored oxide coatings on hard metal cutting tools |
| US6447890B1 (en) * | 1997-06-16 | 2002-09-10 | Ati Properties, Inc. | Coatings for cutting tools |
| JPH11229144A (ja) * | 1998-02-12 | 1999-08-24 | Hitachi Tool Eng Ltd | 被覆工具 |
| JP3962300B2 (ja) | 2002-08-13 | 2007-08-22 | 日立ツール株式会社 | 酸化アルミニウム被覆工具 |
| JP4711714B2 (ja) | 2005-03-30 | 2011-06-29 | 京セラ株式会社 | 表面被覆切削工具 |
| JP2007229821A (ja) * | 2006-02-27 | 2007-09-13 | Kyocera Corp | 表面被覆切削工具 |
| JP4936761B2 (ja) * | 2006-03-28 | 2012-05-23 | 京セラ株式会社 | 切削工具 |
| JP2010105099A (ja) * | 2008-10-29 | 2010-05-13 | Kyocera Corp | 切削工具 |
| JP5321094B2 (ja) * | 2009-01-30 | 2013-10-23 | 三菱マテリアル株式会社 | 表面被覆切削工具 |
| JP2010253594A (ja) * | 2009-04-23 | 2010-11-11 | Kyocera Corp | 表面被覆工具 |
| KR101104493B1 (ko) * | 2009-06-17 | 2012-01-12 | 한국야금 주식회사 | 절삭공구 또는 내마모성 공구용 표면 피복 박막 |
| KR101179255B1 (ko) * | 2010-11-17 | 2012-09-03 | 한국야금 주식회사 | 절삭공구 공구용 피막 |
| KR101297298B1 (ko) * | 2011-06-03 | 2013-08-16 | 한국야금 주식회사 | 절삭공구용 코팅층 |
| CN103157815B (zh) * | 2011-12-08 | 2016-10-19 | 三菱综合材料株式会社 | 在高速重切削中发挥优异的耐磨性的表面包覆切削工具 |
| CN103537720A (zh) * | 2012-07-17 | 2014-01-29 | 三菱综合材料株式会社 | 表面包覆切削工具 |
| JP5892473B2 (ja) * | 2012-09-13 | 2016-03-23 | 三菱マテリアル株式会社 | 硬質被覆層が高速断続切削加工ですぐれた耐剥離性、耐チッピング性を発揮する表面被覆切削工具 |
| WO2017090765A1 (ja) * | 2015-11-28 | 2017-06-01 | 京セラ株式会社 | 切削工具 |
| DE112017000972B4 (de) | 2016-02-24 | 2024-02-22 | Kyocera Corporation | Beschichtetes werkzeug |
| WO2018092791A1 (ja) | 2016-11-16 | 2018-05-24 | 京セラ株式会社 | 切削インサート及び切削工具 |
| KR102492360B1 (ko) * | 2018-01-29 | 2023-01-27 | 교세라 가부시키가이샤 | 피복 공구 및 이것을 구비한 절삭 공구 |
| CN111867760B (zh) | 2018-01-29 | 2023-04-07 | 京瓷株式会社 | 涂层刀具和具备它的切削刀具 |
-
2020
- 2020-07-28 WO PCT/JP2020/028793 patent/WO2021020365A1/ja not_active Ceased
- 2020-07-28 EP EP20845926.3A patent/EP4005708A4/en active Pending
- 2020-07-28 KR KR1020227001732A patent/KR102792305B1/ko active Active
- 2020-07-28 US US17/630,580 patent/US12343802B2/en active Active
- 2020-07-28 CN CN202080052810.5A patent/CN114144273B/zh active Active
- 2020-07-28 JP JP2021535343A patent/JP7337168B2/ja active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009166216A (ja) * | 2008-01-21 | 2009-07-30 | Hitachi Tool Engineering Ltd | 被覆工具 |
| JP2012071396A (ja) * | 2010-09-29 | 2012-04-12 | Kyocera Corp | 表面被覆部材 |
Also Published As
| Publication number | Publication date |
|---|---|
| US12343802B2 (en) | 2025-07-01 |
| KR20220020974A (ko) | 2022-02-21 |
| EP4005708A4 (en) | 2022-11-30 |
| EP4005708A1 (en) | 2022-06-01 |
| JPWO2021020365A1 (https=) | 2021-02-04 |
| US20220258253A1 (en) | 2022-08-18 |
| CN114144273A (zh) | 2022-03-04 |
| CN114144273B (zh) | 2024-01-19 |
| WO2021020365A1 (ja) | 2021-02-04 |
| JP7337168B2 (ja) | 2023-09-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102471905B1 (ko) | 피복 공구 및 그것을 구비한 절삭 공구 | |
| KR102780222B1 (ko) | 피복공구 및 그것을 구비한 절삭공구 | |
| JP4711714B2 (ja) | 表面被覆切削工具 | |
| KR102492360B1 (ko) | 피복 공구 및 이것을 구비한 절삭 공구 | |
| KR102792305B1 (ko) | 피복 공구 및 그것을 구비한 절삭 공구 | |
| KR102780218B1 (ko) | 피복공구 및 그것을 구비한 절삭공구 | |
| KR102780216B1 (ko) | 피복 공구 및 그것을 구비한 절삭 공구 | |
| KR102471907B1 (ko) | 피복 공구 및 이것을 구비한 절삭 공구 | |
| JP7177909B2 (ja) | インサートおよびそれを備えた切削工具 | |
| CN111867759B (zh) | 切削刀片和具备它的切削刀具 | |
| JP7851412B2 (ja) | 被覆工具および切削工具 | |
| CN111936256B (zh) | 刀具和具备它的切削刀具 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0105 | International application |
Patent event date: 20220118 Patent event code: PA01051R01D Comment text: International Patent Application |
|
| PA0201 | Request for examination | ||
| PG1501 | Laying open of application | ||
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20230830 Patent event code: PE09021S01D |
|
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20240531 Patent event code: PE09021S01D |
|
| E701 | Decision to grant or registration of patent right | ||
| PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20250224 |
|
| GRNT | Written decision to grant | ||
| PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20250402 Patent event code: PR07011E01D |
|
| PR1002 | Payment of registration fee |
Payment date: 20250403 End annual number: 3 Start annual number: 1 |
|
| PG1601 | Publication of registration |