JP2019215337A - 高及び低酸素用途のための溶融金属試料採取器 - Google Patents
高及び低酸素用途のための溶融金属試料採取器 Download PDFInfo
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 105
- 239000002184 metal Substances 0.000 title claims abstract description 105
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title description 11
- 239000001301 oxygen Substances 0.000 title description 11
- 229910052760 oxygen Inorganic materials 0.000 title description 11
- 239000000463 material Substances 0.000 claims abstract description 86
- 238000007654 immersion Methods 0.000 claims abstract description 48
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 33
- 239000010959 steel Substances 0.000 claims abstract description 33
- 230000008878 coupling Effects 0.000 claims abstract description 26
- 238000010168 coupling process Methods 0.000 claims abstract description 26
- 238000005859 coupling reaction Methods 0.000 claims abstract description 26
- 229910052782 aluminium Inorganic materials 0.000 claims description 18
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 18
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 16
- 238000005070 sampling Methods 0.000 claims description 10
- 238000005259 measurement Methods 0.000 claims description 9
- 239000010453 quartz Substances 0.000 claims description 8
- 239000005350 fused silica glass Substances 0.000 claims description 6
- 238000012546 transfer Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims 1
- 239000000523 sample Substances 0.000 description 120
- 238000004458 analytical method Methods 0.000 description 22
- 238000000034 method Methods 0.000 description 11
- 238000011049 filling Methods 0.000 description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 8
- 238000010926 purge Methods 0.000 description 8
- 239000004568 cement Substances 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000011010 flushing procedure Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 150000002739 metals Chemical class 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 238000000368 spark atomic emission spectrometry Methods 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 229910052726 zirconium Inorganic materials 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000006004 Quartz sand Substances 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000005281 excited state Effects 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 235000011475 lollipops Nutrition 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000001636 atomic emission spectroscopy Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011088 calibration curve Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000006392 deoxygenation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000009845 electric arc furnace steelmaking Methods 0.000 description 1
- 238000004993 emission spectroscopy Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000001146 hypoxic effect Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000007712 rapid solidification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000010301 surface-oxidation reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/12—Dippers; Dredgers
- G01N1/125—Dippers; Dredgers adapted for sampling molten metals
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/006—Rigid pipes specially profiled
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
- G01N1/1409—Suction devices, e.g. pumps; Ejector devices adapted for sampling molten metals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/20—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials
- G01N1/2035—Devices for withdrawing samples in the liquid or fluent state for flowing or falling materials by deviating part of a fluid stream, e.g. by drawing-off or tapping
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/20—Metals
- G01N33/202—Constituents thereof
- G01N33/2028—Metallic constituents
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/20—Metals
- G01N33/204—Structure thereof, e.g. crystal structure
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/20—Metals
- G01N33/205—Metals in liquid state, e.g. molten metals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N2001/002—Devices for supplying or distributing samples to an analysing apparatus
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N2001/1031—Sampling from special places
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/20—Metals
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- Investigating And Analyzing Materials By Characteristic Methods (AREA)
Abstract
Description
試料採取装置は、該試料採取装置を溶融金属浴中に浸漬するや否や溶融金属で満たされるように構成された試料室又は金型キャビティを含む。金型キャビティ又は試料室を画定する金型は、典型的には、二部式クラムシェル型構成、又は、その上下を平坦な板で覆われたリングのいずれかである。一旦金属試料が固化すると、金型は廃棄され、試料は分析のためにスパーク−OESに搬送される。
該試料採取器は、
浸漬端部を有するキャリア管と、
前記キャリア管の浸漬端部に配置される試料室アセンブリにして、カバー板とハウジングとを備え、前記ハウジングが開口を有するハウジング浸漬端部を備える試料室アセンブリと、
溶融金属を受け入れるための第1端部と、前記第1端部とは反対側の第2端部とを有する流入導管にして、前記第2端部が前記開口と連通し、前記開口が前記流入導管から溶融金属を受け入れるように構成される流入導管と、
前記試料室アセンブリと前記流入導管の第2端部とが少なくとも部分的に配置される測定ヘッドと、
前記流入導管の中心軸に沿って配置される脱酸素材にして、前記脱酸素材の少なくとも一部が前記測定ヘッド内部の前記流入導管の第2端部付近に配置される脱酸素材とを備え、
前記流入導管は、前記流入導管の前記第2端部に配置される第1結合手段を備え、
前記脱酸素材は、前記脱酸素材を前記流入導管の中心軸に沿った位置に固定するために前記流入導管における前記第1結合手段と相互作用する第2結合手段を含む。
該試料採取器は、
浸漬端部を有するキャリア管と、
前記キャリア管の浸漬端部に配置される試料室アセンブリにして、カバー板とハウジングとを備え、前記ハウジングが開口を有するハウジング浸漬端部を備える試料室アセンブリと、
溶融金属を受け入れるための第1端部と、前記第1端部とは反対側の第2端部とを有する流入導管にして、前記第2端部が前記開口と連通し、前記開口が前記流入導管から溶融金属を受け入れるように構成される流入導管と、
前記試料室アセンブリと前記流入導管の第2端部とが少なくとも部分的に配置される測定ヘッドと、
前記流入導管を前記試料室アセンブリに連結する金属ブッシュとを備える。
3、3’ 測定ヘッド
5、5’ キャリア管
7、7’ 試料室アセンブリ
9、9’ ハウジング
11、11’ カバー板
13、13’ クランプ
15、15’ 測定ヘッドの浸漬端部
17、17’ 試料室の浸漬端部
19、19’ 流入導管
21 脱酸素材
23 第1結合手段
25 第2結合手段
27、27’ キャップ
29、29’ 金属ブッシュ
A 細部
I 浸漬方向
X 中心軸
Claims (15)
- 溶融金属浴、特に溶鋼浴から試料を採取するための試料採取器であって、
浸漬端部を有するキャリア管と、
前記キャリア管の浸漬端部に配置される試料室アセンブリにして、カバー板とハウジングとを備え、前記ハウジングが開口を有するハウジング浸漬端部を備える試料室アセンブリと、
溶融金属を受け入れるための第1端部と、前記第1端部とは反対側の第2端部とを有する流入導管にして、前記第2端部が前記開口と連通し、前記開口が前記流入導管から溶融金属を受け入れるように構成される流入導管と、
前記試料室と前記流入導管の第2端部とが少なくとも部分的に配置される測定ヘッドと、
前記流入導管の中心軸に沿って配置される脱酸素材にして、前記脱酸素材の少なくとも一部が前記測定ヘッド内部の前記流入導管の第2端部付近に配置される脱酸素材とを備え、
前記流入導管は、前記流入導管の前記第2端部に配置される第1結合手段を備え、
前記脱酸素材は、前記脱酸素材を前記流入導管の中心軸に沿った位置に固定するために前記流入導管における前記第1結合手段と相互作用する第2結合手段を含む試料採取器。 - 前記脱酸素材がアルミニウム材料を含む請求項1に記載の試料採取器。
- 前記脱酸素材が、0.05〜0.2mm、より好ましくは0.1〜0.15mm、最も好ましくは0.125mmの厚さを有する平坦なシートとして成形される請求項1又は2に記載の試料採取器。
- 前記脱酸素材の量が、試料質量の0.1%〜0.5%、好ましくは0.2%〜0.3%に相当する請求項1〜3のいずれか1項に記載の試料採取器。
- 前記流入導管は石英材料、好ましくは溶融石英材料を含む請求項1〜4のいずれか1項に記載の試料採取器。
- 前記第1結合手段は、前記流入導管の第2端部に向けて配置された、前記流入導管の材料における少なくとも1つの凹部、好ましくは2つの凹部によって実現され、第2結合手段は、前記脱酸素材を前記流入導管の中心軸に沿った位置に固定するために前記流入導管の第1結合手段と相互作用する少なくとも1つの凸部、好ましくは2つの凸部によって実現される請求項1〜5のいずれか1項に記載の試料採取器。
- 前記第1結合手段が、前記流入導管の第2端部に向けて配置された、前記流入導管の材料における少なくとも1つの凸部、好ましくは2つの凸部によって実現され、第2結合手段は、前記脱酸素材を前記流入導管の中心軸に沿った位置に固定するために前記流入導管の第1結合手段と相互作用する少なくとも1つの凹部、好ましくは2つの凹部によって実現される請求項1〜6のいずれか1項に記載の試料採取器。
- 溶融金属浴、特に溶鋼浴から試料を採取するための試料採取器であって、
浸漬端部を有するキャリア管と、
前記キャリア管の浸漬端部に配置される試料室アセンブリにして、カバー板とハウジングとを備え、前記ハウジングが開口を有するハウジング浸漬端部を備える試料室アセンブリと、
溶融金属を受け入れるための第1端部と、前記第1端部とは反対側の第2端部とを有する流入導管にして、前記第2端部が前記開口と連通し、前記開口が前記流入導管から溶融金属を受け入れるように構成される流入導管と、
前記試料室と前記流入導管の第2端部とが少なくとも部分的に配置される測定ヘッドと、
前記流入導管を前記試料室に連結する金属ブッシュとを備える試料採取器。 - 前記金属ブッシュは、前記試料室アセンブリから前記流入導管の前記第1端部に到達するように適合される請求項8に記載の試料採取器。
- 前記金属ブッシュは、その長さに沿って少なくとも2つの異なる壁厚及び/又は直径を有する請求項8又は9に記載の試料採取器。
- 前記金属ブッシュはアルミニウム材料を含み、及び/又は、前記流入導管は石英材料、好ましくは溶融石英材料を含む請求項8〜10のいずれか1項に記載の試料採取器。
- 前記金属ブッシュは、10〜40mmの長さ、4mmの内径及び6mmの外径を有する、請求項8〜11のいずれか1項に記載の試料採取器。
- 前記金属ブッシュは、前記流入導管を前記試料室に連結するために前記試料室に押し込まれる請求項8〜12のいずれか1項に記載の試料採取器。
- 前記試料採取器は、前記流入導管の前記第1端部に取り付けられた保護キャップを備える請求項8〜13のいずれか1項に記載の試料採取器。
- 前記金属ブッシュは、前記試料室アセンブリへの熱伝達を最小限にするために前記金属ブッシュの外面に溝を備える請求項8〜14のいずれか1項に記載の試料採取器。
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EP18177317.7A EP3581914B1 (en) | 2018-06-12 | 2018-06-12 | Molten metal samplers for high and low oxygen applications |
EP18177317.7 | 2018-06-12 |
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JP2019095575A Active JP6912514B2 (ja) | 2018-06-12 | 2019-05-21 | 高及び低酸素用途のための溶融金属試料採取器 |
JP2021112331A Pending JP2021183968A (ja) | 2018-06-12 | 2021-07-06 | 高及び低酸素用途のための溶融金属試料採取器 |
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JP2021112331A Pending JP2021183968A (ja) | 2018-06-12 | 2021-07-06 | 高及び低酸素用途のための溶融金属試料採取器 |
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US (2) | US11592363B2 (ja) |
EP (2) | EP3581914B1 (ja) |
JP (2) | JP6912514B2 (ja) |
KR (2) | KR102284631B1 (ja) |
CN (2) | CN110595832B (ja) |
AU (2) | AU2019202946B2 (ja) |
BR (1) | BR102019011481A2 (ja) |
ES (1) | ES2950447T3 (ja) |
PL (1) | PL3581914T3 (ja) |
RU (1) | RU2712618C1 (ja) |
TW (1) | TWI757601B (ja) |
UA (2) | UA124974C2 (ja) |
ZA (1) | ZA201903141B (ja) |
Families Citing this family (3)
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KR102383120B1 (ko) * | 2019-12-27 | 2022-04-06 | 우진 일렉트로나이트㈜ | 디스크형 샘플 챔버 및 이를 포함하는 프로브 |
EP4215896A1 (en) | 2022-01-21 | 2023-07-26 | Heraeus Electro-Nite International N.V. | Improved sample chamber for molten metal |
EP4227669A1 (en) | 2022-02-15 | 2023-08-16 | Heraeus Electro-Nite International N.V. | Exchangeable spark unit and calibration method |
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- 2018-06-12 EP EP18177317.7A patent/EP3581914B1/en active Active
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EP3581914A1 (en) | 2019-12-18 |
EP4235172A2 (en) | 2023-08-30 |
CN115979718A (zh) | 2023-04-18 |
TW202016526A (zh) | 2020-05-01 |
AU2019202946A1 (en) | 2020-01-02 |
UA128490C2 (uk) | 2024-07-24 |
CN110595832A (zh) | 2019-12-20 |
CN110595832B (zh) | 2023-03-10 |
JP2021183968A (ja) | 2021-12-02 |
KR20190140852A (ko) | 2019-12-20 |
US11592363B2 (en) | 2023-02-28 |
AU2020204374B2 (en) | 2021-05-06 |
BR102019011481A2 (pt) | 2020-03-17 |
TWI757601B (zh) | 2022-03-11 |
US20230168158A1 (en) | 2023-06-01 |
KR102445005B1 (ko) | 2022-09-19 |
UA124974C2 (uk) | 2021-12-22 |
JP6912514B2 (ja) | 2021-08-04 |
US20190376876A1 (en) | 2019-12-12 |
US11988581B2 (en) | 2024-05-21 |
AU2019202946B2 (en) | 2020-07-16 |
AU2020204374A1 (en) | 2020-07-23 |
ZA201903141B (en) | 2020-01-29 |
PL3581914T3 (pl) | 2023-09-18 |
EP3581914B1 (en) | 2023-06-07 |
KR20210066771A (ko) | 2021-06-07 |
KR102284631B1 (ko) | 2021-08-02 |
EP4235172A3 (en) | 2023-10-11 |
RU2712618C1 (ru) | 2020-01-29 |
ES2950447T3 (es) | 2023-10-10 |
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