CN108349004B - 增强型结构部件 - Google Patents
增强型结构部件 Download PDFInfo
- Publication number
- CN108349004B CN108349004B CN201680065747.2A CN201680065747A CN108349004B CN 108349004 B CN108349004 B CN 108349004B CN 201680065747 A CN201680065747 A CN 201680065747A CN 108349004 B CN108349004 B CN 108349004B
- Authority
- CN
- China
- Prior art keywords
- reinforcement
- steel
- laser
- heating
- blank
- 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
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
- B22F7/08—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools with one or more parts not made from powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
- B21D22/022—Stamping using rigid devices or tools by heating the blank or stamping associated with heat treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/25—Direct deposition of metal particles, e.g. direct metal deposition [DMD] or laser engineered net shaping [LENS]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/40—Radiation means
- B22F12/41—Radiation means characterised by the type, e.g. laser or electron beam
- B22F12/43—Radiation means characterised by the type, e.g. laser or electron beam pulsed; frequency modulated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/10—Sintering only
- B22F3/105—Sintering only by using electric current other than for infrared radiant energy, laser radiation or plasma ; by ultrasonic bonding
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/14—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor
- B23K26/144—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor the fluid stream containing particles, e.g. powder
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/34—Laser welding for purposes other than joining
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/352—Working by laser beam, e.g. welding, cutting or boring for surface treatment
- B23K26/354—Working by laser beam, e.g. welding, cutting or boring for surface treatment by melting
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/16—Arc welding or cutting making use of shielding gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y10/00—Processes of additive manufacturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y80/00—Products made by additive manufacturing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D29/00—Superstructures, understructures, or sub-units thereof, characterised by the material thereof
- B62D29/007—Superstructures, understructures, or sub-units thereof, characterised by the material thereof predominantly of special steel or specially treated steel, e.g. stainless steel or locally surface hardened steel
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/30—Process control
- B22F10/32—Process control of the atmosphere, e.g. composition or pressure in a building chamber
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/30—Process control
- B22F10/36—Process control of energy beam parameters
- B22F10/362—Process control of energy beam parameters for preheating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/40—Radiation means
- B22F12/41—Radiation means characterised by the type, e.g. laser or electron beam
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/18—Sheet panels
- B23K2101/185—Tailored blanks
-
- 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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/02—Iron or ferrous alloys
- B23K2103/04—Steel or steel alloys
- B23K2103/05—Stainless steel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/04—Door pillars ; windshield pillars
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Thermal Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Combustion & Propulsion (AREA)
- Composite Materials (AREA)
- Transportation (AREA)
- Crystallography & Structural Chemistry (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Automation & Control Theory (AREA)
- Laser Beam Processing (AREA)
- Heat Treatment Of Articles (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP15382643.3 | 2015-12-18 | ||
| EP15382643 | 2015-12-18 | ||
| PCT/EP2016/081456 WO2017103127A1 (en) | 2015-12-18 | 2016-12-16 | Reinforcing structural components |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108349004A CN108349004A (zh) | 2018-07-31 |
| CN108349004B true CN108349004B (zh) | 2021-06-29 |
Family
ID=55068942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680065747.2A Active CN108349004B (zh) | 2015-12-18 | 2016-12-16 | 增强型结构部件 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20180369897A1 (enExample) |
| EP (1) | EP3389899A1 (enExample) |
| JP (1) | JP2019507013A (enExample) |
| KR (1) | KR20180101326A (enExample) |
| CN (1) | CN108349004B (enExample) |
| WO (1) | WO2017103127A1 (enExample) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2970531T3 (es) * | 2016-09-20 | 2024-05-29 | Autotech Eng Sl | Refuerzo de componentes estructurales |
| US20190226048A1 (en) * | 2016-09-30 | 2019-07-25 | Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | Steel parts, production method therefor, and steel sheet for steel parts |
| EP3437750A1 (en) | 2017-08-02 | 2019-02-06 | Autotech Engineering A.I.E. | Press method for coated steels |
| EP3501726B1 (en) * | 2017-12-20 | 2020-08-05 | C.R.F. Società Consortile per Azioni | A method for applying a reinforcement of metal material to a component of metal material, particularly in the construction of a motor-vehicle body or a sub-assembly thereof |
| JP7110685B2 (ja) * | 2018-04-03 | 2022-08-02 | 日本製鉄株式会社 | プレス成形品の製造方法、プレス成形品、及び熱間プレス成形金型 |
| CN109083955B (zh) * | 2018-08-28 | 2021-02-09 | 四川中物红宇科技有限公司 | 一种用于板簧支架的槽内合金材料及板簧支架 |
| DE102018220056A1 (de) * | 2018-11-22 | 2020-05-28 | Ewellix AB | Präzisionsschienenherstellungsverfahren und Präzisionsschiene |
| EP3666446A1 (en) * | 2018-12-10 | 2020-06-17 | The Procter & Gamble Company | Method for making an industrial tool, such as an anvil roll |
| JP7120054B2 (ja) * | 2019-01-29 | 2022-08-17 | トヨタ自動車株式会社 | 車両用構造体及び車両用鋼板の強化方法 |
| US11753723B2 (en) * | 2020-06-02 | 2023-09-12 | The Boeing Company | Systems and methods for cold spray additive manufacture with superplastic formation diffusion bonding |
| US11766828B2 (en) * | 2020-07-15 | 2023-09-26 | Spirit Aerosystems, Inc. | Method of manufacturing folded structure with additive features |
| CN114427090B (zh) * | 2020-10-14 | 2024-03-26 | 无锡朗贤轻量化科技股份有限公司 | 一种用于冲裁的高强韧模具钢制品及其增材制造工艺 |
| SI26180B (sl) * | 2021-04-06 | 2024-08-30 | Univerza V Ljubljani | Postopek obdelave drsne površine kovinskega strojnega dela |
| CN115592128B (zh) * | 2022-10-12 | 2025-10-24 | 西北工业大学 | 一种无针温搅拌增材构件的方法 |
| CN115945700B (zh) * | 2023-03-08 | 2023-06-16 | 北京航星机器制造有限公司 | 一种利用各向异性成形复杂构件的复合增材制造方法 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH669026A5 (de) * | 1985-12-23 | 1989-02-15 | Sulzer Ag | Werkstueck mit rippen und verfahren zu seiner herstellung. |
| JPH09184011A (ja) * | 1995-12-28 | 1997-07-15 | Sumitomo Metal Ind Ltd | 部分強化鋼板の製造方法 |
| JPH10175024A (ja) * | 1996-12-16 | 1998-06-30 | Nissan Motor Co Ltd | ブランク材のプレス成形方法 |
| US6064031A (en) * | 1998-03-20 | 2000-05-16 | Mcdonnell Douglas Corporation | Selective metal matrix composite reinforcement by laser deposition |
| FR2873608B1 (fr) * | 2004-07-30 | 2008-01-18 | Alstom Transport Sa | Procede pour renforcer localement une structure metallique mince |
| JP2007216235A (ja) * | 2006-02-14 | 2007-08-30 | Matsushita Electric Ind Co Ltd | レーザ溶接装置 |
| EP1842617A1 (de) * | 2006-04-04 | 2007-10-10 | ThyssenKrupp Technologies AG | Verfahren und Vorrichtung zum partiellen Härten von Blechen oder Halbzeugen unter Verwendung eines Laserstrahles und Schutzbegasung mit einem Schutzgas mit festem Aggregatzustand; Blech oder Halbzeug aus Stahl mit partieller Härtung |
| JP5272304B2 (ja) * | 2006-12-08 | 2013-08-28 | 日産自動車株式会社 | レーザ肉盛装置 |
| KR101149728B1 (ko) * | 2009-07-21 | 2012-07-09 | 부산대학교 산학협력단 | 차량용 멤버 제작방법 |
| FR2962061B1 (fr) * | 2010-07-01 | 2013-02-22 | Snecma | Procede de fabrication d'une piece metallique par fusion selective d'une poudre |
| KR101246909B1 (ko) * | 2011-01-11 | 2013-03-25 | 엔케이에스주식회사 | 핫 스탬핑 강판의 접합방법 |
| FR2990443B1 (fr) * | 2012-05-09 | 2014-05-23 | Snecma | Procede de rechargement de pieces metalliques pour turboreacteurs d'aeronefs, et outillage de protection locale pour la mise en œuvre du procede |
| EP2866966A4 (en) * | 2012-06-29 | 2016-07-13 | Shiloh Ind Inc | WELDED ROHLING AND METHOD |
| JP6211908B2 (ja) * | 2013-12-02 | 2017-10-11 | トヨタ自動車株式会社 | ホットスタンプ成形品の製造方法 |
| JP5929935B2 (ja) * | 2014-01-17 | 2016-06-08 | トヨタ自動車株式会社 | レーザクラッド加工における品質管理方法及びレーザクラッド加工装置 |
| CN105899320B (zh) * | 2014-01-20 | 2018-11-16 | 通用汽车环球科技运作有限责任公司 | 焊接方法和系统 |
| DE102014101907A1 (de) * | 2014-02-14 | 2015-08-20 | Thyssenkrupp Ag | Metallblech mit lokaler metallischer Verstärkung und Verfahren zu dessen Herstellung |
| WO2016001360A1 (en) * | 2014-07-03 | 2016-01-07 | Autotech Engineering A.I.E. | Reinforced structural components |
-
2016
- 2016-12-16 EP EP16815834.3A patent/EP3389899A1/en active Pending
- 2016-12-16 WO PCT/EP2016/081456 patent/WO2017103127A1/en not_active Ceased
- 2016-12-16 CN CN201680065747.2A patent/CN108349004B/zh active Active
- 2016-12-16 KR KR1020187013637A patent/KR20180101326A/ko not_active Withdrawn
- 2016-12-16 US US15/779,811 patent/US20180369897A1/en not_active Abandoned
- 2016-12-16 JP JP2018521615A patent/JP2019507013A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017103127A1 (en) | 2017-06-22 |
| CN108349004A (zh) | 2018-07-31 |
| JP2019507013A (ja) | 2019-03-14 |
| EP3389899A1 (en) | 2018-10-24 |
| US20180369897A1 (en) | 2018-12-27 |
| KR20180101326A (ko) | 2018-09-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108349004B (zh) | 增强型结构部件 | |
| RU2652341C2 (ru) | Способ лазерной сварки встык одной или нескольких заготовок из закаленной под прессом стали | |
| JP6761354B2 (ja) | 補強された構造部品 | |
| US9827633B2 (en) | Method for the preparation of aluminized steel sheets to be welded and then press hardened | |
| US10751837B2 (en) | Reinforced structural components | |
| KR102704154B1 (ko) | 2개의 블랭크를 접합하기 위한 방법 및 획득되는 블랭크 및 제품 | |
| US11813696B2 (en) | Method for joining two blanks and blanks and products obtained | |
| US20180354078A1 (en) | Reinforcing structural components | |
| US11478877B2 (en) | Reinforcing structural components | |
| WO2025021939A1 (en) | Method for heating a blank and heating system | |
| CN120244226A (zh) | 用于表面具有铝镀层金属工件的激光焊接方法及其工件 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: Amorebeta-Itakesano, Spain Applicant after: Automatic Engineering Co., Ltd. Address before: Amorebeta-Itakesano, Spain Applicant before: AUTOTECH ENGINEERING AIE |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |