ES2971876T3 - Procedimiento para fabricación de una placa de acero gruesa con excelentes propiedades de impacto de envejecimiento por deformación a baja temperatura - Google Patents
Procedimiento para fabricación de una placa de acero gruesa con excelentes propiedades de impacto de envejecimiento por deformación a baja temperatura Download PDFInfo
- Publication number
- ES2971876T3 ES2971876T3 ES18865647T ES18865647T ES2971876T3 ES 2971876 T3 ES2971876 T3 ES 2971876T3 ES 18865647 T ES18865647 T ES 18865647T ES 18865647 T ES18865647 T ES 18865647T ES 2971876 T3 ES2971876 T3 ES 2971876T3
- Authority
- ES
- Spain
- Prior art keywords
- less
- steel plate
- low temperature
- strain aging
- manufacturing
- 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.)
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Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 64
- 239000010959 steel Substances 0.000 title claims abstract description 64
- 230000032683 aging Effects 0.000 title claims abstract description 43
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims description 15
- 239000000463 material Substances 0.000 claims abstract description 20
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 8
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 6
- 239000012535 impurity Substances 0.000 claims abstract description 6
- 229910052758 niobium Inorganic materials 0.000 claims abstract description 6
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 6
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 5
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 5
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 5
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 4
- 238000005096 rolling process Methods 0.000 claims description 30
- 238000001953 recrystallisation Methods 0.000 claims description 29
- 238000001816 cooling Methods 0.000 claims description 11
- 230000009467 reduction Effects 0.000 claims description 8
- 229910052750 molybdenum Inorganic materials 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 229910052804 chromium Inorganic materials 0.000 claims description 4
- 229910052698 phosphorus Inorganic materials 0.000 claims description 3
- 229910052717 sulfur Inorganic materials 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 229910000859 α-Fe Inorganic materials 0.000 abstract description 22
- 229910052799 carbon Inorganic materials 0.000 abstract description 9
- 230000003679 aging effect Effects 0.000 abstract 1
- 238000010276 construction Methods 0.000 abstract 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 15
- 230000007423 decrease Effects 0.000 description 15
- 239000010936 titanium Substances 0.000 description 15
- 230000000694 effects Effects 0.000 description 12
- 229910045601 alloy Inorganic materials 0.000 description 11
- 239000000956 alloy Substances 0.000 description 11
- 230000015572 biosynthetic process Effects 0.000 description 11
- 239000000203 mixture Substances 0.000 description 11
- 239000010955 niobium Substances 0.000 description 11
- 239000011572 manganese Substances 0.000 description 10
- 239000011575 calcium Substances 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 8
- 239000006104 solid solution Substances 0.000 description 8
- 239000011651 chromium Substances 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 229910001563 bainite Inorganic materials 0.000 description 6
- 229910001566 austenite Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 230000035939 shock Effects 0.000 description 5
- 230000002829 reductive effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 150000004767 nitrides Chemical class 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 238000005204 segregation Methods 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000010953 base metal Substances 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 2
- 229910001562 pearlite Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000005482 strain hardening Methods 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 229910001567 cementite Inorganic materials 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 238000009863 impact test Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 229910000734 martensite Inorganic materials 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910001568 polygonal ferrite Inorganic materials 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- RMLPZKRPSQVRAB-UHFFFAOYSA-N tris(3-methylphenyl) phosphate Chemical compound CC1=CC=CC(OP(=O)(OC=2C=C(C)C=CC=2)OC=2C=C(C)C=CC=2)=C1 RMLPZKRPSQVRAB-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0226—Hot rolling
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
- C21D8/0273—Final recrystallisation annealing
-
- 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
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
-
- 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
- C22C38/14—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
- 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)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020170131605A KR101949036B1 (ko) | 2017-10-11 | 2017-10-11 | 저온 변형시효 충격특성이 우수한 후강판 및 그 제조방법 |
| PCT/KR2018/011722 WO2019074236A1 (ko) | 2017-10-11 | 2018-10-04 | 저온 변형시효 충격특성이 우수한 후강판 및 그 제조방법 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2971876T3 true ES2971876T3 (es) | 2024-06-10 |
Family
ID=66101465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES18865647T Active ES2971876T3 (es) | 2017-10-11 | 2018-10-04 | Procedimiento para fabricación de una placa de acero gruesa con excelentes propiedades de impacto de envejecimiento por deformación a baja temperatura |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP3696287B1 (enrdf_load_stackoverflow) |
| JP (1) | JP7022822B2 (enrdf_load_stackoverflow) |
| KR (1) | KR101949036B1 (enrdf_load_stackoverflow) |
| CN (1) | CN111225987B (enrdf_load_stackoverflow) |
| ES (1) | ES2971876T3 (enrdf_load_stackoverflow) |
| WO (1) | WO2019074236A1 (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102218423B1 (ko) * | 2019-08-23 | 2021-02-19 | 주식회사 포스코 | 저온인성 및 ctod 특성이 우수한 박물 강재 및 그 제조방법 |
| KR102255822B1 (ko) * | 2019-12-06 | 2021-05-25 | 주식회사 포스코 | 저온충격인성이 우수한 노말라이징 열처리 강판 및 제조방법 |
| CN113088834B (zh) * | 2021-02-26 | 2022-12-09 | 舞阳钢铁有限责任公司 | 一种高品质海上石油建设用钢板及其生产方法 |
Family Cites Families (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59200723A (ja) * | 1983-04-26 | 1984-11-14 | Nippon Steel Corp | 靭性のすぐれた高張力鋼板の製造方法 |
| JP2662485B2 (ja) * | 1991-11-26 | 1997-10-15 | 新日本製鐵株式会社 | 低温靭性の良い鋼板およびその製造方法 |
| JP3314295B2 (ja) * | 1995-04-26 | 2002-08-12 | 新日本製鐵株式会社 | 低温靱性に優れた厚鋼板の製造方法 |
| KR20030021965A (ko) * | 2001-09-10 | 2003-03-15 | 주식회사 포스코 | 극저온 충격인성이 우수한 라인파이프용 열연강판 및 그제조방법 |
| KR100544638B1 (ko) * | 2001-12-24 | 2006-01-24 | 주식회사 포스코 | 항복강도 및 저온 파괴정지 특성이 우수한 후판강관구조용 강재의 제조방법 |
| JP4788146B2 (ja) | 2004-03-09 | 2011-10-05 | Ｊｆｅスチール株式会社 | 耐時効性に優れた低ｙｒ型電縫溶接鋼管用熱延鋼板とその製造方法 |
| KR100851189B1 (ko) * | 2006-11-02 | 2008-08-08 | 주식회사 포스코 | 저온인성이 우수한 초고강도 라인파이프용 강판 및 그제조방법 |
| CN1995430A (zh) * | 2006-12-25 | 2007-07-11 | 广东韶钢松山股份有限公司 | 一种改善钢板的低温韧性和应变时效低温韧性的方法 |
| WO2009072753A1 (en) * | 2007-12-04 | 2009-06-11 | Posco | High-strength steel sheet with excellent low temperature toughness and manufacturing method thereof |
| KR100957968B1 (ko) * | 2007-12-27 | 2010-05-17 | 주식회사 포스코 | 모재 ｃｔｏｄ특성이 우수한 고강도 고인성 후강판 및 그제조방법 |
| KR20100040233A (ko) * | 2008-10-09 | 2010-04-19 | 삼성전자주식회사 | 피어-투-피어 네트워크를 통한 방송 데이터 송수신 방법 및장치 |
| JP5234951B2 (ja) * | 2008-11-21 | 2013-07-10 | 株式会社神戸製鋼所 | 溶接熱影響部の靭性および母材低温靭性に優れた鋼材、並びにその製造方法 |
| JP5272759B2 (ja) | 2009-02-02 | 2013-08-28 | 新日鐵住金株式会社 | 厚鋼板の製造方法 |
| EP2484792B1 (en) * | 2009-09-30 | 2016-07-13 | JFE Steel Corporation | Steel plate with low yield ratio, high strength, and high toughness and process for producing same |
| JP4772932B2 (ja) | 2009-11-20 | 2011-09-14 | 新日本製鐵株式会社 | 船体用厚鋼板及びその製造方法 |
| KR20110130974A (ko) * | 2010-05-28 | 2011-12-06 | 현대제철 주식회사 | 변형시효 충격 특성이 우수한 인장강도 400㎫급 후판 제조방법 |
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| KR101482359B1 (ko) * | 2012-12-27 | 2015-01-13 | 주식회사 포스코 | 극저온 인성이 우수하고 저항복비 특성을 갖는 고강도 강판 및 그의 제조방법 |
| US10344362B2 (en) | 2014-03-31 | 2019-07-09 | Jfe Steel Corporation | Steel material for highly deformable line pipes having superior strain aging resistance and superior HIC resistance, method for manufacturing same, and welded steel pipe |
| CN104789892B (zh) * | 2015-03-20 | 2017-03-08 | 宝山钢铁股份有限公司 | 具有优异低温冲击韧性的低屈强比高强韧厚钢板及其制造方法 |
| JP2017082267A (ja) | 2015-10-26 | 2017-05-18 | 株式会社神戸製鋼所 | 厚鋼板 |
| KR101758484B1 (ko) * | 2015-12-15 | 2017-07-17 | 주식회사 포스코 | 저온 변형시효 충격특성 및 용접 열영향부 충격특성이 우수한 고강도 강재 및 이의 제조방법 |
| KR101758520B1 (ko) * | 2015-12-23 | 2017-07-17 | 주식회사 포스코 | 열간 저항성이 우수한 고강도 구조용 강판 및 그 제조방법 |
| JP6601286B2 (ja) | 2016-03-15 | 2019-11-06 | 日本製鉄株式会社 | 熱延鋼板およびその製造方法 |
-
2017
- 2017-10-11 KR KR1020170131605A patent/KR101949036B1/ko active Active
-
2018
- 2018-10-04 WO PCT/KR2018/011722 patent/WO2019074236A1/ko unknown
- 2018-10-04 ES ES18865647T patent/ES2971876T3/es active Active
- 2018-10-04 EP EP18865647.4A patent/EP3696287B1/en active Active
- 2018-10-04 JP JP2020520658A patent/JP7022822B2/ja active Active
- 2018-10-04 CN CN201880066217.9A patent/CN111225987B/zh active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN111225987A (zh) | 2020-06-02 |
| EP3696287B1 (en) | 2023-12-06 |
| EP3696287C0 (en) | 2023-12-06 |
| EP3696287A4 (en) | 2020-08-19 |
| CN111225987B (zh) | 2022-06-10 |
| KR101949036B1 (ko) | 2019-05-08 |
| JP2020537047A (ja) | 2020-12-17 |
| WO2019074236A1 (ko) | 2019-04-18 |
| JP7022822B2 (ja) | 2022-02-18 |
| EP3696287A1 (en) | 2020-08-19 |
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