PL3642379T3 - Blacha stalowa powlekana cynkiem o wysokiej zgrzewalności punktowej oporowej - Google Patents

Blacha stalowa powlekana cynkiem o wysokiej zgrzewalności punktowej oporowej

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Publication number
PL3642379T3
PL3642379T3 PL18735715T PL18735715T PL3642379T3 PL 3642379 T3 PL3642379 T3 PL 3642379T3 PL 18735715 T PL18735715 T PL 18735715T PL 18735715 T PL18735715 T PL 18735715T PL 3642379 T3 PL3642379 T3 PL 3642379T3
Authority
PL
Poland
Prior art keywords
zinc
steel sheet
high resistance
coated steel
resistance spot
Prior art date
Application number
PL18735715T
Other languages
English (en)
Inventor
Jean-Marc PIPARD
Sebastien CREMEL
Anirban Chakraborty
Damon PANAHI
Olga GIRINA
Hassan GHASSEMI-ARMAKI
Pavan CHALLA VENKATASURYA
Yacine BENLATRECHE
Original Assignee
Arcelormittal
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 Arcelormittal filed Critical Arcelormittal
Publication of PL3642379T3 publication Critical patent/PL3642379T3/pl

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    • C23COATING 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
    • C23CCOATING 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
    • C23C2/00Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C23C2/022Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating
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    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D9/00Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/50Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for welded joints
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00Resistance welding; Severing by resistance heating
    • B23K11/10Spot welding; Stitch welding
    • B23K11/11Spot welding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00Resistance welding; Severing by resistance heating
    • B23K11/10Spot welding; Stitch welding
    • B23K11/11Spot welding
    • B23K11/115Spot welding by means of two electrodes placed opposite one another on both sides of the welded parts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K11/00Resistance welding; Severing by resistance heating
    • B23K11/16Resistance welding; Severing by resistance heating taking account of the properties of the material to be welded
    • B23K11/163Welding of coated materials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • B23K31/12Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to investigating the properties, e.g. the weldability, of materials
    • B23K31/125Weld quality monitoring
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0408Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work for planar work
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    • C23C2/06Zinc or cadmium or alloys based thereon
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    • C23COATING 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
    • C23CCOATING 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
    • C23C2/00Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/26After-treatment
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C2/00Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/34Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
    • C23C2/36Elongated material
    • C23C2/40Plates; Strips
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23FNON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F17/00Multi-step processes for surface treatment of metallic material involving at least one process provided for in class C23 and at least one process covered by subclass C21D or C22F or class C25
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/34Pretreatment of metallic surfaces to be electroplated
    • C25D5/36Pretreatment of metallic surfaces to be electroplated of iron or steel
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00Articles made by soldering, welding or cutting
    • B23K2101/006Vehicles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2103/00Materials to be soldered, welded or cut
    • B23K2103/02Iron or ferrous alloys
    • B23K2103/04Steel or steel alloys
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/001Austenite
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/002Bainite
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D2211/00Microstructure comprising significant phases
    • C21D2211/008Martensite
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00Electroplating: Baths therefor
    • C25D3/02Electroplating: Baths therefor from solutions
    • C25D3/22Electroplating: Baths therefor from solutions of zinc

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Electrochemistry (AREA)
  • Optics & Photonics (AREA)
  • Quality & Reliability (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Coating With Molten Metal (AREA)
  • Heat Treatment Of Steel (AREA)
PL18735715T 2017-06-20 2018-06-13 Blacha stalowa powlekana cynkiem o wysokiej zgrzewalności punktowej oporowej PL3642379T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
PCT/IB2017/000753 WO2018234839A1 (en) 2017-06-20 2017-06-20 ZINC COATED STEEL SHEET HAVING HIGH STRENGTH POINTS WELDABILITY
PCT/IB2018/054306 WO2018234938A1 (en) 2017-06-20 2018-06-13 ZINC COATED STEEL SHEET HAVING HIGH STRENGTH POINTS WELDABILITY
EP18735715.7A EP3642379B1 (en) 2017-06-20 2018-06-13 Zinc-coated steel sheet with high resistance spot weldability

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Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113348259B (zh) 2019-01-29 2023-07-25 杰富意钢铁株式会社 高强度热浸镀锌钢板和其制造方法
JP7059979B2 (ja) * 2019-04-25 2022-04-26 Jfeスチール株式会社 スポット溶接部材
JP7424932B2 (ja) * 2020-07-22 2024-01-30 株式会社神戸製鋼所 抵抗スポット溶接方法
WO2021172080A1 (ja) * 2020-02-25 2021-09-02 株式会社神戸製鋼所 抵抗スポット溶接方法
WO2021224662A1 (en) * 2020-05-07 2021-11-11 Arcelormittal Annealing method of steel
CN115427600B (zh) * 2020-06-08 2023-09-01 日本制铁株式会社 钢板及其制造方法
JP7481651B2 (ja) 2020-09-30 2024-05-13 日本製鉄株式会社 鋼板
MX2023005389A (es) 2020-11-11 2023-05-19 Nippon Steel Corp Lamina de acero y metodo para producir la misma.
KR20230129244A (ko) * 2020-12-23 2023-09-07 뵈스트알파인 스탈 게엠베하 개선된 아연 접착력을 갖는 아연 또는 아연-합금 코팅된스트립 또는 강
CN114686651A (zh) * 2020-12-31 2022-07-01 通用汽车环球科技运作有限责任公司 具有降低的液态金属致脆(lme)敏感性的锌涂覆的钢
DE102021107330A1 (de) 2021-03-24 2022-09-29 Thyssenkrupp Steel Europe Ag Beschichtetes Stahlflachprodukt und Verfahren zu seiner Herstellung
CN113333986A (zh) * 2021-05-31 2021-09-03 帝国理工创新有限公司 一种快速成形异种合金拼焊板部件的方法
CN117425743A (zh) * 2021-06-15 2024-01-19 杰富意钢铁株式会社 高强度镀锌钢板及部件以及它们的制造方法
WO2022264585A1 (ja) * 2021-06-15 2022-12-22 Jfeスチール株式会社 高強度亜鉛めっき鋼板および部材ならびにそれらの製造方法
KR20220169497A (ko) * 2021-06-18 2022-12-28 주식회사 포스코 굽힘 특성이 우수한 고항복비 초고강도 강판 및 그 제조방법
CN113414516B (zh) * 2021-07-07 2022-09-09 北京科技大学 一种先进高强钢点焊焊接性的预判评价方法
JPWO2023054717A1 (pl) * 2021-10-01 2023-04-06
KR20240033693A (ko) * 2021-10-01 2024-03-12 닛폰세이테츠 가부시키가이샤 도금 강판
CN115156845A (zh) * 2022-06-16 2022-10-11 唐山钢铁集团高强汽车板有限公司 一种防止镀层粘辊的镀锌热成形钢生产方法
CN116463546B (zh) * 2022-06-30 2024-01-09 宝山钢铁股份有限公司 一种100公斤级超高强度镀锌钢板及其制造方法
CN116463547B (zh) * 2022-06-30 2024-01-09 宝山钢铁股份有限公司 一种120公斤级超高强度镀锌钢板及其制造方法

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5857141A (en) 1996-06-11 1999-01-05 Illinois Tool Works Inc. Metal-core weld wire for welding galvanized steels
TW504519B (en) * 1999-11-08 2002-10-01 Kawasaki Steel Co Hot dip galvanized steel plate excellent in balance of strength and ductility and in adhesiveness between steel and plating layer, and method for producing the same
JP4173990B2 (ja) 2002-12-27 2008-10-29 新日本製鐵株式会社 溶接用亜鉛系合金めっき鋼材およびその電縫鋼管
JP2005002415A (ja) 2003-06-12 2005-01-06 Nippon Steel Corp 溶接性に優れた溶融Zn系めっき鋼材
JP4303655B2 (ja) 2004-07-29 2009-07-29 新日本製鐵株式会社 溶接部の耐食性および耐亜鉛脆化割れ性に優れた亜鉛めっき鋼板の溶接方法
JP4741376B2 (ja) 2005-01-31 2011-08-03 新日本製鐵株式会社 外観が良好な高強度合金化溶融亜鉛めっき鋼板及びその製造方法と製造設備
JP2006265671A (ja) 2005-03-25 2006-10-05 Nisshin Steel Co Ltd 加工性及び耐溶融金属脆化割れ性に優れた合金化溶融亜鉛めっき高張力鋼板
EP1980638B2 (en) 2006-01-30 2022-05-11 Nippon Steel Corporation High-strength hot-dip zinced steel sheet excellent in moldability and suitability for plating, high-strength alloyed hot-dip zinced steel sheet, and processes for producing these
EP1832667A1 (fr) 2006-03-07 2007-09-12 ARCELOR France Procédé de fabrication de tôles d'acier à très hautes caractéristiques de résistance, de ductilité et de tenacité, et tôles ainsi produites
JP5223366B2 (ja) 2007-02-08 2013-06-26 Jfeスチール株式会社 成形性および溶接性に優れた高強度溶融亜鉛めっき鋼板およびその製造方法
EP1990431A1 (fr) 2007-05-11 2008-11-12 ArcelorMittal France Procédé de fabrication de tôles d'acier laminées à froid et recuites à très haute résistance, et tôles ainsi produites
EP2009128A1 (en) 2007-06-29 2008-12-31 ArcelorMittal France Galvanized or galvannealed silicon steel
EP2009129A1 (en) 2007-06-29 2008-12-31 ArcelorMittal France Process for manufacturing a galvannealed steel sheet by DFF regulation
US9309586B2 (en) * 2009-03-31 2016-04-12 Jfe Steel Corporation High-strength galvanized steel sheet and method for manufacturing the same
JP5499664B2 (ja) 2009-11-30 2014-05-21 新日鐵住金株式会社 疲労耐久性に優れた引張最大強度900MPa以上の高強度冷延鋼板及びその製造方法、並びに、高強度亜鉛めっき鋼板及びその製造方法
JP4949536B2 (ja) 2009-11-30 2012-06-13 新日本製鐵株式会社 耐水素脆化特性に優れた引張最大強度900MPa以上の高強度鋼板及びその製造方法
RU2470097C2 (ru) * 2010-09-07 2012-12-20 Государственное образовательное учреждение высшего профессионального образования "Казанский государственный энергетический университет" (КГЭУ) Способ изготовления фольги из чистого ферромагнитного металла и устройство для его осуществления (варианты)
CN103228813B (zh) 2010-11-26 2016-08-10 杰富意钢铁株式会社 热浸镀Al-Zn系钢板
PL2682495T3 (pl) 2011-02-28 2019-06-28 Nisshin Steel Co., Ltd. Blacha stalowa powlekana zanurzeniowo systemem na bazie Zn-Al-Mg i sposób jej wytwarzania
WO2012168564A1 (fr) 2011-06-07 2012-12-13 Arcelormittal Investigación Y Desarrollo Sl Tôle d'acier laminée à froid et revêtue de zinc ou d'alliage de zinc, procédé de fabrication et utilisation d'une telle tôle
CN103827335B (zh) 2011-09-30 2015-10-21 新日铁住金株式会社 镀锌钢板及其制造方法
WO2014037627A1 (fr) * 2012-09-06 2014-03-13 Arcelormittal Investigación Y Desarrollo Sl Procede de fabrication de pieces d'acier revêtues et durcies a la presse, et tôles prerevêtues permettant la fabrication de ces pieces
JP5852690B2 (ja) * 2013-04-26 2016-02-03 株式会社神戸製鋼所 ホットスタンプ用合金化溶融亜鉛めっき鋼板
KR20150073005A (ko) * 2013-12-20 2015-06-30 주식회사 포스코 용접부 균열 저항성이 우수한 오스테나이트계 아연도금강판 및 이의 제조방법
BR122019019513B1 (pt) 2014-07-03 2020-09-15 Arcelormittal Folha de aço descoberta e folha de aço revestida

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HUE056466T2 (hu) 2022-02-28
BR112019025057A2 (pt) 2020-06-16
WO2018234938A1 (en) 2018-12-27
BR122023007818B1 (pt) 2023-09-19
ES2886223T3 (es) 2021-12-16
BR122023007818B8 (pt) 2023-11-07
MA49449A (fr) 2020-04-29
US20200181729A1 (en) 2020-06-11
US20230272502A1 (en) 2023-08-31
MA54413A (fr) 2021-10-13
CA3063835C (en) 2022-03-01
BR112019025057B1 (pt) 2023-09-12
EP3892748A1 (en) 2021-10-13
KR20200008142A (ko) 2020-01-23
MA49449B1 (fr) 2021-10-29
CA3063835A1 (en) 2018-12-27
MX2019015511A (es) 2020-02-24
KR102306471B1 (ko) 2021-09-30
ZA201907399B (en) 2021-09-29
BR112019025057B8 (pt) 2023-11-07
EP3642379B1 (en) 2021-08-04
EP3642379A1 (en) 2020-04-29
US11649522B2 (en) 2023-05-16
UA125620C2 (uk) 2022-05-04
WO2018234839A1 (en) 2018-12-27
CN110892087A (zh) 2020-03-17
JP2020524743A (ja) 2020-08-20
CN110892087B (zh) 2022-03-25
JP7142037B2 (ja) 2022-09-26
RU2732714C1 (ru) 2020-09-22

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