BR112021017597A2 - Catalisador de redução catalítica seletiva, revestimento washcoat, e, método de preparação de um catalisador de redução catalítica seletiva - Google Patents
Catalisador de redução catalítica seletiva, revestimento washcoat, e, método de preparação de um catalisador de redução catalítica seletivaInfo
- Publication number
- BR112021017597A2 BR112021017597A2 BR112021017597A BR112021017597A BR112021017597A2 BR 112021017597 A2 BR112021017597 A2 BR 112021017597A2 BR 112021017597 A BR112021017597 A BR 112021017597A BR 112021017597 A BR112021017597 A BR 112021017597A BR 112021017597 A2 BR112021017597 A2 BR 112021017597A2
- Authority
- BR
- Brazil
- Prior art keywords
- catalytic reduction
- reduction catalyst
- selective catalytic
- preparing
- washcoat coating
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title abstract 5
- 238000010531 catalytic reduction reaction Methods 0.000 title abstract 5
- 238000000034 method Methods 0.000 title abstract 3
- 239000011248 coating agent Substances 0.000 title abstract 2
- 238000000576 coating method Methods 0.000 title abstract 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- 229910052720 vanadium Inorganic materials 0.000 abstract 2
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 abstract 2
- XHCLAFWTIXFWPH-UHFFFAOYSA-N [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] Chemical class [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] XHCLAFWTIXFWPH-UHFFFAOYSA-N 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 229910052755 nonmetal Inorganic materials 0.000 abstract 1
- 150000002843 nonmetals Chemical class 0.000 abstract 1
- LSGOVYNHVSXFFJ-UHFFFAOYSA-N vanadate(3-) Chemical compound [O-][V]([O-])([O-])=O LSGOVYNHVSXFFJ-UHFFFAOYSA-N 0.000 abstract 1
- 229910001935 vanadium oxide Inorganic materials 0.000 abstract 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/847—Vanadium, niobium or tantalum or polonium
- B01J23/8472—Vanadium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/85—Chromium, molybdenum or tungsten
- B01J23/88—Molybdenum
- B01J23/887—Molybdenum containing in addition other metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/8871—Rare earth metals or actinides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/063—Titanium; Oxides or hydroxides thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/002—Mixed oxides other than spinels, e.g. perovskite
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/20—Vanadium, niobium or tantalum
- B01J23/22—Vanadium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/74—Iron group metals
- B01J23/745—Iron
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/83—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with rare earths or actinides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/19—Catalysts containing parts with different compositions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
- B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0215—Coating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0215—Coating
- B01J37/0221—Coating of particles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J6/00—Heat treatments such as Calcining; Fusing ; Pyrolysis
- B01J6/001—Calcining
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2066—Selective catalytic reduction [SCR]
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20707—Titanium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20723—Vanadium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20738—Iron
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/01—Engine exhaust gases
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
- B01D53/9413—Processes characterised by a specific catalyst
- B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2510/00—Surface coverings
- F01N2510/06—Surface coverings for exhaust purification, e.g. catalytic reaction
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Toxicology (AREA)
- Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
catalisador de redução catalítica seletiva, revestimento washcoat, e, método de preparação de um catalisador de redução catalítica seletiva. a presente invenção se refere a métodos e composições relacionados a um catalisador de redução catalítica seletiva que compreende ferro e vanádio, sendo que o vanádio está presente como (1) um ou mais óxidos de vanádio e (2) vanadato de metal da forma fexmyvo4 onde x (igual) 0,2 a 1 e y (igual) 1-x, e onde m compreende um ou mais metais não-fe quando y (maior que) 0.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201962815701P | 2019-03-08 | 2019-03-08 | |
US201962906233P | 2019-09-26 | 2019-09-26 | |
US202062968499P | 2020-01-31 | 2020-01-31 | |
PCT/IB2020/051985 WO2020183329A1 (en) | 2019-03-08 | 2020-03-06 | Scr catalysts containing iron vanadate |
Publications (1)
Publication Number | Publication Date |
---|---|
BR112021017597A2 true BR112021017597A2 (pt) | 2021-11-09 |
Family
ID=69941419
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112021017597A BR112021017597A2 (pt) | 2019-03-08 | 2020-03-06 | Catalisador de redução catalítica seletiva, revestimento washcoat, e, método de preparação de um catalisador de redução catalítica seletiva |
Country Status (6)
Country | Link |
---|---|
US (1) | US11602736B2 (pt) |
EP (1) | EP3934803A1 (pt) |
JP (1) | JP2022523991A (pt) |
CN (1) | CN113543878A (pt) |
BR (1) | BR112021017597A2 (pt) |
WO (1) | WO2020183329A1 (pt) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BR112020026836A2 (pt) * | 2018-07-30 | 2021-04-06 | Basf Corporation | Catalisador de redução catalítica, processo de preparação de catalisador, sistema de tratamento de gases e método de redução catalítica |
CN113083330A (zh) * | 2021-04-14 | 2021-07-09 | 安徽方信立华环保科技有限公司 | 一种超低温抗硫scr的催化剂及其制备方法 |
CN113578333B (zh) * | 2021-07-30 | 2022-10-25 | 西安交通大学 | 一种低温脱硝催化剂及其制备方法和应用 |
US11840937B2 (en) * | 2021-12-17 | 2023-12-12 | Pratt & Whitney Canada Corp. | Diffuser nozzle for a gas turbine engine |
CN114950457B (zh) * | 2022-05-13 | 2024-05-28 | 浙江树人学院 | 一种铁掺杂钒酸铈基固溶体烟气脱硝催化剂的制备方法 |
WO2023224939A1 (en) * | 2022-05-16 | 2023-11-23 | W. L. Gore & Associates, Inc. | So2 tolerant catalysts and method for preparing same |
CN115945198B (zh) * | 2023-01-31 | 2023-10-24 | 太原理工大学 | 一种低温抗硫酸氢铵层状铁钒复合氧化物脱硝催化剂的制备方法及应用 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4782039A (en) * | 1986-05-19 | 1988-11-01 | Johnson Matthey, Inc. | Selective catalytic reduction catalyst and a process for preparing the catalyst |
GB9802504D0 (en) | 1998-02-06 | 1998-04-01 | Johnson Matthey Plc | Improvements in emission control |
US20070142224A1 (en) * | 2005-12-16 | 2007-06-21 | Akhtar M K | DeNOx catalyst preparation method |
CN101513620A (zh) * | 2009-04-07 | 2009-08-26 | 南京大学 | 一种二氧化钛基催化剂载体的制备方法 |
TWI478767B (zh) * | 2009-04-23 | 2015-04-01 | Treibacher Ind Ag | 用於使廢氣進行選擇性催化還原反應之催化劑組成物 |
RU2556207C2 (ru) * | 2010-04-16 | 2015-07-10 | Трайбахер Индустри Аг | Состав катализатора для селективного каталитического восстановления выхлопного газа |
DE112013000477T5 (de) * | 2012-08-17 | 2014-10-30 | Johnson Matthey Public Limited Company | Zeolithpromotierte V/TiW-Katalysatoren |
TWI651269B (zh) * | 2013-09-23 | 2019-02-21 | 歐洲泰奧色得有限公司 | 二氧化鈦粒子及其製備方法 |
EP2875863A1 (de) * | 2013-11-25 | 2015-05-27 | Umicore AG & Co. KG | SCR-Katalysator |
CN103736482B (zh) * | 2014-01-26 | 2015-06-17 | 南京宇行环保科技有限公司 | 一种连续挤出scr脱硝蜂窝状催化剂的制备方法 |
DE102015205843A1 (de) * | 2015-03-31 | 2016-10-06 | Johnson Matthey Catalysts (Germany) Gmbh | Katalysator insbesondere zur Abgasreinigung |
WO2016188989A1 (en) * | 2015-05-26 | 2016-12-01 | Treibacher Industrie Ag | Process for the preparation of titania/metal vanadate based catalyst compositions |
US9757691B2 (en) * | 2015-11-06 | 2017-09-12 | Paccar Inc | High efficiency and durability selective catalytic reduction catalyst |
DE102015224370B4 (de) * | 2015-12-04 | 2022-05-19 | Johnson Matthey Catalysts (Germany) Gmbh | Katalysator sowie Verfahren zur Herstellung eines Katalysators |
CN106732531B (zh) * | 2016-12-09 | 2020-07-28 | 大唐国际化工技术研究院有限公司 | 一种scr脱硝催化剂及其制备方法和用途 |
US20190344247A1 (en) * | 2016-12-30 | 2019-11-14 | Basf Se | An extruded honeycomb catalyst |
BR112020026836A2 (pt) * | 2018-07-30 | 2021-04-06 | Basf Corporation | Catalisador de redução catalítica, processo de preparação de catalisador, sistema de tratamento de gases e método de redução catalítica |
-
2020
- 2020-03-06 CN CN202080018570.7A patent/CN113543878A/zh active Pending
- 2020-03-06 BR BR112021017597A patent/BR112021017597A2/pt unknown
- 2020-03-06 WO PCT/IB2020/051985 patent/WO2020183329A1/en active Application Filing
- 2020-03-06 EP EP20713377.8A patent/EP3934803A1/en active Pending
- 2020-03-06 US US16/811,819 patent/US11602736B2/en active Active
- 2020-03-06 JP JP2021552674A patent/JP2022523991A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP3934803A1 (en) | 2022-01-12 |
CN113543878A (zh) | 2021-10-22 |
JP2022523991A (ja) | 2022-04-27 |
WO2020183329A1 (en) | 2020-09-17 |
US20200306734A1 (en) | 2020-10-01 |
US11602736B2 (en) | 2023-03-14 |
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