SG11202003655YA - Aluminum oxide carrier material and preparation method therefor, hydrogenation catalyst and method for residual oil hydrogenation - Google Patents
Aluminum oxide carrier material and preparation method therefor, hydrogenation catalyst and method for residual oil hydrogenationInfo
- Publication number
- SG11202003655YA SG11202003655YA SG11202003655YA SG11202003655YA SG11202003655YA SG 11202003655Y A SG11202003655Y A SG 11202003655YA SG 11202003655Y A SG11202003655Y A SG 11202003655YA SG 11202003655Y A SG11202003655Y A SG 11202003655YA SG 11202003655Y A SG11202003655Y A SG 11202003655YA
- Authority
- SG
- Singapore
- Prior art keywords
- hydrogenation
- preparation
- aluminum oxide
- carrier material
- residual oil
- Prior art date
Links
- 238000005984 hydrogenation reaction Methods 0.000 title 2
- 239000012876 carrier material Substances 0.000 title 1
- 239000003054 catalyst Substances 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 title 1
- 238000002360 preparation method Methods 0.000 title 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/0201—Impregnation
- B01J37/0207—Pretreatment of the support
-
- 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
- B01J23/24—Chromium, molybdenum or tungsten
-
- 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
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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
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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
- B01J23/883—Molybdenum and nickel
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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
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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
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
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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
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/61—Surface area
- B01J35/615—100-500 m2/g
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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
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/63—Pore volume
- B01J35/635—0.5-1.0 ml/g
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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
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/64—Pore diameter
- B01J35/647—2-50 nm
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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
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/64—Pore diameter
- B01J35/651—50-500 nm
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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
-
- 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
- B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
- B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
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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
- B01J37/0217—Pretreatment of the substrate before coating
-
- 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
- B01J37/0236—Drying, e.g. preparing a suspension, adding a soluble salt and drying
-
- 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
- B01J37/08—Heat treatment
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G45/00—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds
- C10G45/02—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbons; Hydrofinishing
- C10G45/04—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbons; Hydrofinishing characterised by the catalyst used
- C10G45/06—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbons; Hydrofinishing characterised by the catalyst used containing nickel or cobalt metal, or compounds thereof
- C10G45/08—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbons; Hydrofinishing characterised by the catalyst used containing nickel or cobalt metal, or compounds thereof in combination with chromium, molybdenum, or tungsten metals, or compounds thereof
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G45/00—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds
- C10G45/58—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to change the structural skeleton of some of the hydrocarbon content without cracking the other hydrocarbons present, e.g. lowering pour point; Selective hydrocracking of normal paraffins
- C10G45/60—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to change the structural skeleton of some of the hydrocarbon content without cracking the other hydrocarbons present, e.g. lowering pour point; Selective hydrocracking of normal paraffins characterised by the catalyst used
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G45/00—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds
- C10G45/58—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to change the structural skeleton of some of the hydrocarbon content without cracking the other hydrocarbons present, e.g. lowering pour point; Selective hydrocracking of normal paraffins
- C10G45/68—Aromatisation of hydrocarbon oil fractions
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G50/00—Production of liquid hydrocarbon mixtures from lower carbon number hydrocarbons, e.g. by oligomerisation
-
- 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
- B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
- B01J21/04—Alumina
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Catalysts (AREA)
- Nanotechnology (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711020561.8A CN109722280B (zh) | 2017-10-27 | 2017-10-27 | 一种用于加氢处理的载体、催化剂及其制备方法和应用 |
PCT/CN2018/112071 WO2019080921A1 (zh) | 2017-10-27 | 2018-10-26 | 氧化铝载体材料及其制备方法、加氢催化剂和渣油加氢方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
SG11202003655YA true SG11202003655YA (en) | 2020-05-28 |
Family
ID=66246225
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11202003655YA SG11202003655YA (en) | 2017-10-27 | 2018-10-26 | Aluminum oxide carrier material and preparation method therefor, hydrogenation catalyst and method for residual oil hydrogenation |
Country Status (6)
Country | Link |
---|---|
US (1) | US11207669B2 (ru) |
EP (1) | EP3702031A4 (ru) |
CN (1) | CN109722280B (ru) |
RU (1) | RU2753336C1 (ru) |
SG (1) | SG11202003655YA (ru) |
WO (1) | WO2019080921A1 (ru) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111792659B (zh) * | 2020-06-24 | 2023-09-19 | 黎明化工研究设计院有限责任公司 | 一种油柱成型工艺制备球形氧化铝的方法 |
CN114433051B (zh) * | 2020-10-19 | 2023-05-05 | 中国石油化工股份有限公司 | 一种含镁氧化铝载体及其制备方法和应用 |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3928236A (en) | 1974-11-25 | 1975-12-23 | Kaiser Aluminium Chem Corp | Alumina catalyst carriers and the process for producing them |
US4001144A (en) | 1975-12-19 | 1977-01-04 | Kaiser Aluminum & Chemical Corporation | Process for modifying the pore volume distribution of alumina base catalyst supports |
US4102822A (en) | 1976-07-26 | 1978-07-25 | Chevron Research Company | Hydrocarbon hydroconversion catalyst and the method for its preparation |
GB2101005B (en) | 1981-06-02 | 1984-09-05 | Asia Oil Co Ltd | Hydrogenation catalyst |
FR2528721B1 (fr) * | 1982-06-17 | 1986-02-28 | Pro Catalyse Ste Fse Prod Cata | Catalyseur supporte presentant une resistance accrue aux poisons et son utilisation en particulier pour l'hydrotraitement de fractions petrolieres contenant des metaux |
US5210063A (en) * | 1990-02-23 | 1993-05-11 | Rhone-Poulenc Chimie | Crush-resistant/adsorptive agglomerates of activated alumina |
CN1030601C (zh) | 1992-08-17 | 1996-01-03 | 中国石油化工总公司 | 低密度、大孔容、高强度氧化铝载体的制备方法 |
CN1054393C (zh) * | 1997-07-22 | 2000-07-12 | 中国石油化工总公司 | 一种渣油加氢脱金属催化剂 |
CN1053164C (zh) | 1997-12-19 | 2000-06-07 | 中国石油化工总公司 | 一种氧化铝的制备方法 |
RU2132231C1 (ru) | 1998-07-20 | 1999-06-27 | Институт катализа им.Г.К.Борескова СО РАН | Способ приготовления носителя катализатора |
CN1107102C (zh) | 2000-10-26 | 2003-04-30 | 中国石油化工股份有限公司 | 加氢脱金属和加氢脱硫催化剂及其制备方法 |
CN1205314C (zh) | 2002-05-15 | 2005-06-08 | 中国石油化工股份有限公司 | 重油加氢脱金属、脱硫催化剂的制备方法 |
JP2007503304A (ja) | 2003-08-22 | 2007-02-22 | ユニオン・カーバイド・ケミカルズ・アンド・プラスティックス・テクノロジー・コーポレイション | アルキレンオキサイド製造用の変性アルミナ担体及び銀系触媒 |
RU2271248C1 (ru) | 2005-03-15 | 2006-03-10 | Открытое акционерное общество "Катализатор" | Носитель микросферический для катализаторов |
WO2007080288A1 (fr) | 2005-12-22 | 2007-07-19 | Institut Francais Du Petrole | Catalyseur supporté de forme irreguliere , non spherique et procede d’ηydroconversion de fractions pétrolières lourdes |
CN101890375B (zh) * | 2009-05-19 | 2013-04-10 | 中国石油化工股份有限公司 | 一种大孔氧化铝载体及其制备方法 |
CN101890372B (zh) * | 2009-05-19 | 2012-05-30 | 中国石油化工股份有限公司 | 一种氧化铝载体及其制备方法 |
CN102861617B (zh) * | 2011-07-07 | 2014-06-25 | 中国石油化工股份有限公司 | 一种双重孔结构氧化铝载体的制备方法 |
CN103055949B (zh) | 2011-10-21 | 2014-07-23 | 中国石油化工股份有限公司 | 一种大孔氧化铝载体的制备方法 |
CN104108722B (zh) | 2013-04-18 | 2016-06-22 | 中国科学院大连化学物理研究所 | 一种多孔氧化铝载体支撑的zif-8膜的制备方法 |
CN106268969A (zh) * | 2015-06-12 | 2017-01-04 | 中国石油化工股份有限公司 | 一种催化剂载体及其制备方法以及加氢脱金属催化剂 |
CN107303485B (zh) | 2016-04-21 | 2019-10-15 | 中国石油化工股份有限公司 | 一种改性氧化铝载体的制备方法 |
CN108311130B (zh) | 2018-01-04 | 2020-06-09 | 中国石油天然气股份有限公司 | 一种梯级孔大孔-介孔氧化铝载体及其制备方法 |
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2017
- 2017-10-27 CN CN201711020561.8A patent/CN109722280B/zh active Active
-
2018
- 2018-10-26 SG SG11202003655YA patent/SG11202003655YA/en unknown
- 2018-10-26 US US16/759,709 patent/US11207669B2/en active Active
- 2018-10-26 EP EP18871589.0A patent/EP3702031A4/en active Pending
- 2018-10-26 WO PCT/CN2018/112071 patent/WO2019080921A1/zh unknown
- 2018-10-26 RU RU2020116404A patent/RU2753336C1/ru active
Also Published As
Publication number | Publication date |
---|---|
EP3702031A4 (en) | 2021-08-04 |
RU2753336C1 (ru) | 2021-08-13 |
EP3702031A1 (en) | 2020-09-02 |
US11207669B2 (en) | 2021-12-28 |
CN109722280A (zh) | 2019-05-07 |
US20200338529A1 (en) | 2020-10-29 |
WO2019080921A1 (zh) | 2019-05-02 |
CN109722280B (zh) | 2020-06-09 |
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