CN107207649B - 不相容催化剂之间的转换方法 - Google Patents
不相容催化剂之间的转换方法 Download PDFInfo
- Publication number
- CN107207649B CN107207649B CN201580075645.4A CN201580075645A CN107207649B CN 107207649 B CN107207649 B CN 107207649B CN 201580075645 A CN201580075645 A CN 201580075645A CN 107207649 B CN107207649 B CN 107207649B
- Authority
- CN
- China
- Prior art keywords
- catalyst
- reactor
- zone
- compound
- carbon atoms
- 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.)
- Active
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F10/02—Ethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/34—Polymerisation in gaseous state
-
- 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
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
-
- 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
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
- B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/01—Processes of polymerisation characterised by special features of the polymerisation apparatus used
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
- C08F2/42—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation using short-stopping agents
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F4/00—Polymerisation catalysts
- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
- C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
- C08F4/62—Refractory metals or compounds thereof
- C08F4/64—Titanium, zirconium, hafnium or compounds thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/02—Halogenated hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/17—Amines; Quaternary ammonium compounds
-
- 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
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00743—Feeding or discharging of solids
- B01J2208/00752—Feeding
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Polymerisation Methods In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP14199694.2 | 2014-12-22 | ||
| EP14199694 | 2014-12-22 | ||
| PCT/EP2015/080946 WO2016102548A1 (en) | 2014-12-22 | 2015-12-22 | Process for transitioning between incompatible catalysts |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107207649A CN107207649A (zh) | 2017-09-26 |
| CN107207649B true CN107207649B (zh) | 2020-06-23 |
Family
ID=52349945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580075645.4A Active CN107207649B (zh) | 2014-12-22 | 2015-12-22 | 不相容催化剂之间的转换方法 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US9944727B2 (https=) |
| EP (1) | EP3237459B1 (https=) |
| JP (1) | JP6761810B2 (https=) |
| KR (1) | KR102554874B1 (https=) |
| CN (1) | CN107207649B (https=) |
| BR (1) | BR112017013272A2 (https=) |
| EA (1) | EA032875B1 (https=) |
| SA (1) | SA517381799B1 (https=) |
| WO (1) | WO2016102548A1 (https=) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3394111B1 (en) * | 2015-12-22 | 2019-08-28 | SABIC Global Technologies B.V. | Process for transitioning between incompatible catalysts |
| RU2736067C2 (ru) | 2016-04-20 | 2020-11-11 | ЮНИВЕЙШН ТЕКНОЛОДЖИЗ, ЭлЭлСи | Модификатор индекса текучести полимера |
| CN109937213B (zh) * | 2016-09-08 | 2021-03-02 | Sabic环球技术有限责任公司 | 通过不连续添加热失控减少剂制备聚烯烃的方法 |
| EP3728459B1 (en) * | 2017-12-22 | 2023-11-15 | SABIC Global Technologies B.V. | Polypropylene composition for tapes |
| KR102060531B1 (ko) * | 2018-07-20 | 2020-02-11 | 금호석유화학 주식회사 | 고무 조성물의 제조방법 |
| KR102778829B1 (ko) * | 2019-11-29 | 2025-03-12 | 롯데케미칼 주식회사 | 폴리올레핀 제조방법 |
| CN116457086A (zh) * | 2020-11-17 | 2023-07-18 | 埃克森美孚化学专利公司 | 气相反应器启动方法 |
| CN114621370B (zh) * | 2020-12-10 | 2023-11-28 | 中国石油天然气股份有限公司 | 一种气相法聚乙烯钛系向铬系催化剂在线快速切换方法 |
| CN114621371B (zh) * | 2020-12-10 | 2023-11-28 | 中国石油天然气股份有限公司 | 气相法聚乙烯茂金属催化剂向铬系催化剂在线快速切换方法 |
| CN114621369B (zh) * | 2020-12-10 | 2023-11-28 | 中国石油天然气股份有限公司 | 乙烯气相聚合牌号切换剂及其制备方法 |
| WO2022232760A1 (en) * | 2021-04-30 | 2022-11-03 | Exxonmobil Chemical Patents Inc. | Processes for transitioning between different polymerization catalysts in a polymerization reactor |
| CN113578205B (zh) * | 2021-09-29 | 2021-12-03 | 东营科宏化工有限公司 | 邻叔丁基环己醇制备用催化剂的添加装置及添加方法 |
| CN117567675B (zh) * | 2024-01-16 | 2024-04-23 | 新疆独山子石油化工有限公司 | 一种铬系聚乙烯转产茂金属聚乙烯的生产方法 |
| CN117567676B (zh) * | 2024-01-16 | 2024-04-16 | 新疆独山子石油化工有限公司 | 一种钛系聚乙烯转产茂金属聚乙烯的生产方法 |
| CN119306873B (zh) * | 2024-12-16 | 2026-01-23 | 新疆独山子石油化工有限公司 | 减少钛系聚乙烯转产聚烯烃弹性体中过渡料的生产方法 |
| CN119306870A (zh) * | 2024-12-16 | 2025-01-14 | 新疆独山子石油化工有限公司 | 铬系聚乙烯转产聚烯烃弹性体的生产方法 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1731535A1 (en) * | 2005-06-07 | 2006-12-13 | Saudi Basic Industries Corporation Inc. | Process for polymerization of olefins |
| CN101080423A (zh) * | 2004-12-21 | 2007-11-28 | 尤尼威蒂恩技术有限责任公司 | 用于在齐格勒-纳塔基催化剂和铬基催化剂之间转变的方法 |
| CN101117361A (zh) * | 1994-03-25 | 2008-02-06 | 埃克森美孚化学专利公司 | 不相容的聚合催化剂之间的转换方法 |
| EP2610269A1 (en) * | 2011-12-28 | 2013-07-03 | Saudi Basic Industries Corporation | Catalyst composition and method for preparing the same |
Family Cites Families (49)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3450183A (en) | 1964-10-02 | 1969-06-17 | Phillips Petroleum Co | Polymer recovery apparatus |
| US3594356A (en) | 1967-04-24 | 1971-07-20 | Phillips Petroleum Co | Polymer recovery process and apparatus |
| US4003712A (en) | 1970-07-29 | 1977-01-18 | Union Carbide Corporation | Fluidized bed reactor |
| US3687920A (en) | 1971-01-25 | 1972-08-29 | Union Carbide Corp | Polymerization of olefins with silane modified catalyst system |
| US4086408A (en) | 1973-12-20 | 1978-04-25 | Union Carbide Corporation | Ethylene polymerization with silane modified catalyst |
| LU70739A1 (https=) | 1974-08-14 | 1976-08-19 | ||
| US4011382A (en) | 1975-03-10 | 1977-03-08 | Union Carbide Corporation | Preparation of low and medium density ethylene polymer in fluid bed reactor |
| GB1582955A (en) | 1976-07-28 | 1981-01-21 | Boc Ltd | Condensation of the vapour of a volatile liquid |
| US4101445A (en) | 1976-09-22 | 1978-07-18 | Union Carbide Corporation | Preparation of modified and activated chromocene catalysts for ethylene polymerization |
| US4302566A (en) | 1978-03-31 | 1981-11-24 | Union Carbide Corporation | Preparation of ethylene copolymers in fluid bed reactor |
| US4482687A (en) | 1979-10-26 | 1984-11-13 | Union Carbide Corporation | Preparation of low-density ethylene copolymers in fluid bed reactor |
| US4372758A (en) | 1980-09-02 | 1983-02-08 | Union Carbide Corporation | Degassing process for removing unpolymerized monomers from olefin polymers |
| US5019633A (en) | 1980-12-24 | 1991-05-28 | Technology Corporation | Catalyst composition for polymerizing ethylene |
| US4588790A (en) | 1982-03-24 | 1986-05-13 | Union Carbide Corporation | Method for fluidized bed polymerization |
| US4543399A (en) | 1982-03-24 | 1985-09-24 | Union Carbide Corporation | Fluidized bed reaction systems |
| US4460755A (en) | 1982-09-30 | 1984-07-17 | Union Carbide Corporation | Direct conversion of a polymerization reaction catalyzed by a Ziegler-type catalyst into one catalyzed by a chromium-based catalyst |
| US4560671A (en) | 1983-07-01 | 1985-12-24 | Union Carbide Corporation | Olefin polymerization catalysts adapted for gas phase processes |
| US4798081A (en) | 1985-11-27 | 1989-01-17 | The Dow Chemical Company | High temperature continuous viscometry coupled with analytic temperature rising elution fractionation for evaluating crystalline and semi-crystalline polymers |
| US4755495A (en) | 1986-02-27 | 1988-07-05 | Union Carbide Corporation | Process for activation of titanium and vanadium catalysts useful in ethylene polymerization |
| US4719193A (en) | 1986-09-30 | 1988-01-12 | Union Carbide Corporation | Processes for preparing polyethylene catalysts by heating catalyst precursors |
| US4727723A (en) | 1987-06-24 | 1988-03-01 | The M. W. Kellogg Company | Method for sub-cooling a normally gaseous hydrocarbon mixture |
| FR2618786B1 (fr) | 1987-07-31 | 1989-12-01 | Bp Chimie Sa | Procede de polymerisation d'olefines en phase gazeuse dans un reacteur a lit fluidise |
| US5035732A (en) | 1990-01-04 | 1991-07-30 | Stone & Webster Engineering Corporation | Cryogenic separation of gaseous mixtures |
| US5070055A (en) | 1990-06-29 | 1991-12-03 | Union Carbide Chemicals And Plastics Technology Corporation | Novel coimpregnated vanadium-zirconium catalyst for making polyethylene with broad or bimodal MW distribution |
| US5352749A (en) | 1992-03-19 | 1994-10-04 | Exxon Chemical Patents, Inc. | Process for polymerizing monomers in fluidized beds |
| ZA943399B (en) | 1993-05-20 | 1995-11-17 | Bp Chem Int Ltd | Polymerisation process |
| US5391656A (en) | 1993-09-24 | 1995-02-21 | Union Carbide Chemicals & Plastics Technology Corporation | Recovery of unreacted monomers in an olefin polymerization process |
| US5377490A (en) | 1994-02-04 | 1995-01-03 | Air Products And Chemicals, Inc. | Open loop mixed refrigerant cycle for ethylene recovery |
| US5421167A (en) | 1994-04-01 | 1995-06-06 | The M. W. Kellogg Company | Enhanced olefin recovery method |
| US5533437A (en) | 1995-01-20 | 1996-07-09 | Air Products And Chemicals, Inc. | Recovery of hydrocarbons from polyalkene product purge gas |
| US5672666A (en) | 1995-06-05 | 1997-09-30 | Exxon Chemical Patents Inc. | Process for transitioning between incompatible polymerization catalysts |
| US5626034A (en) | 1995-11-17 | 1997-05-06 | Manley; David | Mixed refrigerants in ethylene recovery |
| US5769927A (en) | 1997-01-24 | 1998-06-23 | Membrane Technology And Research, Inc. | Monomer recovery process |
| US5979177A (en) | 1998-01-06 | 1999-11-09 | Abb Lummus Global Inc. | Ethylene plant refrigeration system |
| US6271433B1 (en) | 1999-02-22 | 2001-08-07 | Stone & Webster Engineering Corp. | Cat cracker gas plant process for increased olefins recovery |
| US6712880B2 (en) | 2001-03-01 | 2004-03-30 | Abb Lummus Global, Inc. | Cryogenic process utilizing high pressure absorber column |
| US6576043B2 (en) | 2001-10-12 | 2003-06-10 | Air Products And Chemicals, Inc. | Recovery of nitrogen and light hydrocarbons from polyalkene purge gas |
| US6560989B1 (en) | 2002-06-07 | 2003-05-13 | Air Products And Chemicals, Inc. | Separation of hydrogen-hydrocarbon gas mixtures using closed-loop gas expander refrigeration |
| JP2006512446A (ja) | 2002-12-27 | 2006-04-13 | ユニベーション・テクノロジーズ・エルエルシー | チーグラー・ナッタ重合触媒とアルモキサンベースのシングルサイト重合触媒との間の移行方法 |
| US6897269B2 (en) * | 2002-12-27 | 2005-05-24 | Univation Technologies, Llc | Processes for transitioning between Ziegler-Natta and alumoxane-based single-site polymerization catalysts |
| US6858684B2 (en) | 2002-12-30 | 2005-02-22 | Univation Technologies, Llc | Processes for transitioning between various polymerization catalysts |
| US6949612B2 (en) | 2002-12-31 | 2005-09-27 | Univation Technologies, Llc | Processes for transitioning between metallocene and Ziegler-Natta polymerization catalysts |
| US6833416B2 (en) * | 2003-03-21 | 2004-12-21 | Univation Technologies, Llc | Methods of polymerizing olefin monomers with mixed catalyst systems |
| US7128827B2 (en) | 2004-01-14 | 2006-10-31 | Kellogg Brown & Root Llc | Integrated catalytic cracking and steam pyrolysis process for olefins |
| US20050159122A1 (en) | 2004-01-20 | 2005-07-21 | Mayer Robert S. | Radio with simultaneous buffering of multiple stations |
| US7316127B2 (en) | 2004-04-15 | 2008-01-08 | Abb Lummus Global Inc. | Hydrocarbon gas processing for rich gas streams |
| US7122607B2 (en) | 2004-05-20 | 2006-10-17 | Univation Technologies, Llc | Polymerization process |
| US7629422B2 (en) | 2004-12-21 | 2009-12-08 | Univation Technologies, Llc | Process for transitioning between Ziegler-Natta-based and chromium-based catalysts |
| EP3074434B1 (en) | 2013-11-29 | 2018-05-23 | Saudi Basic Industries Corporation | Multi-zone reactor for continuous polymerization of alpha olefin monomers |
-
2015
- 2015-12-22 KR KR1020177020266A patent/KR102554874B1/ko active Active
- 2015-12-22 BR BR112017013272A patent/BR112017013272A2/pt not_active Application Discontinuation
- 2015-12-22 EA EA201791431A patent/EA032875B1/ru not_active IP Right Cessation
- 2015-12-22 CN CN201580075645.4A patent/CN107207649B/zh active Active
- 2015-12-22 US US15/537,997 patent/US9944727B2/en active Active
- 2015-12-22 EP EP15817346.8A patent/EP3237459B1/en active Active
- 2015-12-22 WO PCT/EP2015/080946 patent/WO2016102548A1/en not_active Ceased
- 2015-12-22 JP JP2017551361A patent/JP6761810B2/ja active Active
-
2017
- 2017-06-22 SA SA517381799A patent/SA517381799B1/ar unknown
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101117361A (zh) * | 1994-03-25 | 2008-02-06 | 埃克森美孚化学专利公司 | 不相容的聚合催化剂之间的转换方法 |
| CN101080423A (zh) * | 2004-12-21 | 2007-11-28 | 尤尼威蒂恩技术有限责任公司 | 用于在齐格勒-纳塔基催化剂和铬基催化剂之间转变的方法 |
| EP1731535A1 (en) * | 2005-06-07 | 2006-12-13 | Saudi Basic Industries Corporation Inc. | Process for polymerization of olefins |
| EP2610269A1 (en) * | 2011-12-28 | 2013-07-03 | Saudi Basic Industries Corporation | Catalyst composition and method for preparing the same |
| CN104080821A (zh) * | 2011-12-28 | 2014-10-01 | 沙特基础工业公司 | 催化剂组合物及其制备方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2018502210A (ja) | 2018-01-25 |
| KR20170109547A (ko) | 2017-09-29 |
| EP3237459B1 (en) | 2019-01-30 |
| EP3237459A1 (en) | 2017-11-01 |
| SA517381799B1 (ar) | 2021-04-01 |
| US9944727B2 (en) | 2018-04-17 |
| EA201791431A1 (ru) | 2018-01-31 |
| WO2016102548A1 (en) | 2016-06-30 |
| US20170342174A1 (en) | 2017-11-30 |
| BR112017013272A2 (pt) | 2018-01-09 |
| JP6761810B2 (ja) | 2020-09-30 |
| EA032875B1 (ru) | 2019-07-31 |
| CN107207649A (zh) | 2017-09-26 |
| KR102554874B1 (ko) | 2023-07-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107207649B (zh) | 不相容催化剂之间的转换方法 | |
| CN107207650B (zh) | 不相容催化剂之间的转换方法 | |
| TW293018B (https=) | ||
| RU2140425C1 (ru) | Способ полимеризации мономеров в псевдоожиженном слое | |
| EP3274374B1 (en) | Process for transitioning between incompatible catalysts | |
| CN102257017B (zh) | 用于聚合反应种子床处理的方法 | |
| JP2006241467A (ja) | 流動床におけるモノマーの重合プロセス | |
| EP3394111B1 (en) | Process for transitioning between incompatible catalysts | |
| JP5378349B2 (ja) | ポリオレフィンを製造するためのシステム及び方法 | |
| US8450435B2 (en) | Increased run length in gas phase reactors |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |