CN110496571A - A kind of novel reactor of methanol clean fuel - Google Patents
A kind of novel reactor of methanol clean fuel Download PDFInfo
- Publication number
- CN110496571A CN110496571A CN201910760576.0A CN201910760576A CN110496571A CN 110496571 A CN110496571 A CN 110496571A CN 201910760576 A CN201910760576 A CN 201910760576A CN 110496571 A CN110496571 A CN 110496571A
- Authority
- CN
- China
- Prior art keywords
- catalytic module
- clean fuel
- heat
- gas mixing
- methanol
- 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.)
- Pending
Links
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 title claims abstract description 93
- 239000000446 fuel Substances 0.000 title claims abstract description 25
- 239000007789 gas Substances 0.000 claims abstract description 41
- 230000003197 catalytic effect Effects 0.000 claims abstract description 33
- 238000006243 chemical reaction Methods 0.000 claims abstract description 16
- 239000008246 gaseous mixture Substances 0.000 claims abstract description 13
- 239000012495 reaction gas Substances 0.000 claims abstract description 8
- 239000003054 catalyst Substances 0.000 claims description 28
- 238000006555 catalytic reaction Methods 0.000 claims description 2
- 230000008676 import Effects 0.000 description 5
- 239000000047 product Substances 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003276 anti-hypertensive effect Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000003319 supportive effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
-
- 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
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
-
- 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
- C10G3/00—Production of liquid hydrocarbon mixtures from oxygen-containing organic materials, e.g. fatty oils, fatty acids
- C10G3/42—Catalytic treatment
-
- 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
- C10G2400/00—Products obtained by processes covered by groups C10G9/00 - C10G69/14
- C10G2400/02—Gasoline
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P30/00—Technologies relating to oil refining and petrochemical industry
- Y02P30/20—Technologies relating to oil refining and petrochemical industry using bio-feedstock
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Abstract
The invention discloses a kind of novel reactors of methanol clean fuel, including body, catalytic module, gas mixing distribution component, heat-exchanging component, it is characterised in that: is equipped with gaseous mixture entry bottom at the top of the body and exports equipped with reaction gas；The gaseous mixture entrance is connected with gas mixing distribution component；Gas mixing distribution component bottom is evenly distributed with several distributors；The distributor bottom connects catalytic module；The catalytic module periphery is equipped with heat-exchanging component.It is carried out by the constant temperature that reaction may be implemented in heat-exchanging component, gas mixing distribution component can reduce the pressure of gaseous mixture entrance, react it in catalytic module more thoroughly, while reaction efficiency can be improved in multiple catalytic modules.
Description
Technical field
The present invention relates to the reactor technology field of methanol clean fuel more particularly to a kind of methanol clean fuels
Novel reactor.
Background technique
Mobil Corporation has found that methanol can produce gasoline by catalyst on the basis of methanol-to-olefins, then develops
The technique of preparing gasoline by methanol, including fixed bed and fluidized-bed process.
Coal resources in China is abundant, and walking coal methanol economic route is very suitably that methanol is as Elementary Chemical Industry raw material
Downstream product is rapidly developed, methanol-to-olefins, methanol preparing ethylene glycol, methanol clean fuel etc., and methanol system cleans at present
That there are yields is not high for fuel, and investment is big, and operating pressure is high.The superiority of methanol clean fuel promotes methanol clean fuel
Fast-developing but methanol clean fuel especially six standard clean fuel market demand of methanol high-octane rating state is big but high
Effect and highly selective few, methanol clean fuel is highly exothermic reaction, and there is also move heat problem；To catalyst choice and
The requirement of reaction condition wants conversion ratio just without quality, quality just to sacrifice conversion ratio.
The multiple riser reactor with central catalyst return that China Patent No. is CN03825360.7, is Mobil
A kind of methanol clean fuel reactor of company's application describes the principle of methanol preparation clean fuel in detail.
The high efficiency reactor for the preparing gasoline by methanol that China Patent No. is 201620839156.3 is divided into three parts in cylinder,
Upper catalyst bed interval, middle part air inlet/set of heat exchange tubes section and lower catalyst bed interval, unstripped gas is from upper catalyst bed layer
Section enters reactor, and circulating air enters reactor by middle part air inlet/set of heat exchange tubes section, and middle part air inlet/set of heat exchange tubes section is by uniformly distributed
In the intracorporal several aperture set of heat exchange tubes of cylinder at the space between heat exchanger tube or heat exchanger tube is connect with circulating air import, heat exchanger tube
Between space or heat exchanger tube be provided with catalyst, and communicated with upper catalyst bed interval and lower catalyst bed interval, instead
Device bottom is answered to have reacting product outlet, circulating air import is communicated with middle part air inlet/set of heat exchange tubes section heat exchanger tube, and is urged with top
Agent bed sections and lower catalyst bed interval communicate, and circulating air is by heat exchanger tube along the axial and adjacent gas for flowing through catalyst
Body counterflow heat exchange, and the aperture for passing through heat exchange tube wall successively radially injects the catalyst bed in the space between heat exchanger tube, with original
After gas mixing is latter with radially, axially reaction is carried out in catalyst bed, flowed out from the reacting product outlet of reactor bottom
Space between reactor or circulating air import and middle part air inlet/set of heat exchange tubes section heat exchanger tube communicates, and heat exchanger tube is provided with
Catalyst, and communicated with upper catalyst bed interval and lower catalyst bed interval, circulating air passes through the space between heat exchanger tube
It exchanges heat along axial with the adjacent back flow of gas for flowing through catalyst, and passes through the aperture of heat exchange tube wall successively radially injecting catalyst
Bed, it is latter with after radially, axially being reacted with gas mixing in raw catalyst bed, from the reaction product of reactor bottom
Export outflow reactor.The device focuses on the climate control issues for solving reactor, and catalyst is packed into can inside heat exchanger tube
It effectively to control temperature of reactor, but due to the heat exchanger tube small volume of the device, and is that more heat exchanger tubes are packed into cylinder
Among, cause the cross-sectional area of single heat exchange tube small, the actual use area of catalyst reduces, and transfer efficiency is bad.
The compound fixed bed isothermal reactor of tubular type adverse current of China Patent No. 201720049434.X, is arranged by cylinder, constant temperature
Pipe, gas distributor, tube sheet, supportive grid, feed inlet, discharge port, the import of Quench gas, catalyst and manhole composition, feature
Be: feed inlet and Quench gas import be located on cylinder side and be connected in cylinder, discharge port is located at cylinder lower end；Tube sheet,
Gas distributor, constant temperature tubulation and supportive grid are located in cylinder；The fixed constant temperature tubulation of the tube sheet；Catalyst A is seated in perseverance
In warm tubulation；Catalyst B is seated in cylinder.Constant temperature tubulation structure is single in the art solutions, inefficiency, Wu Faman
The demand of the high reaction efficiency of foot.
Summary of the invention
High catalytic efficiency, temperature perseverance are provided it is an object of the invention to overcome the deficiencies in the prior art described above place
Determine, run smoothly, a kind of novel reactor of safe and reliable methanol clean fuel.
The present invention realizes in the following way:
A kind of novel reactor of methanol clean fuel, including body, catalytic module, gas mixing distribution component, change
Hot component, it is characterised in that: be equipped with gaseous mixture entry bottom at the top of the body and exported equipped with reaction gas；The gaseous mixture entrance
It is connected with gas mixing distribution component；Gas mixing distribution component bottom is evenly distributed with several distributors；The distribution
Device bottom connects catalytic module；The catalytic module periphery is equipped with heat-exchanging component.
Further, the gas mixing distribution component is funnel-shaped, and small-bore one end is connected with gaseous mixture entrance.
Further, the distributor is curved pipe.
Further, the catalytic module is cylindric axis radial direction catalyst reaction device, distributor and catalytic module
Axle center is connected.
Further, the heat-exchanging component is ring mesh structure distribution in catalytic module periphery.
Further, reaction gas outlet bottom is connected with collector.
The beneficial effects of the present invention are: gas mixing distribution component is to be distributed in each catalysis after returning gas and unstripped gas mixing
In component, funnelform shape has antihypertensive effect.Allow catalytic module of the invention in parallel by structure of distributor or
Cascade setting is multiple, to improve reaction efficiency.Heat-exchanging component is reasonable in design, and netted ring structure increases heat exchange
The area in area, can more efficient thermotonus temperature.The present invention realizes the efficient isothermal reaction of methanol clean fuel, fortune
Row is steady, realizes safe and reliable, good in economic efficiency.
Detailed description of the invention
Fig. 1 schematic structural view of the invention；
Fig. 2 top view of the present invention；
Specific embodiment
To keep the purposes, technical schemes and advantages of embodiment of the present invention clearer, implement below in conjunction with the present invention
The technical solution in embodiment of the present invention is clearly and completely described in attached drawing in mode, it is clear that described reality
The mode of applying is some embodiments of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ability
Domain those of ordinary skill every other embodiment obtained without creative efforts, belongs to the present invention
The range of protection.Therefore, the detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit below and is wanted
The scope of the present invention of protection is sought, but is merely representative of selected embodiment of the invention.Based on the embodiment in the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts belongs to this
Invent the range of protection.
In the description of the present invention, it should be noted that term " on ", "lower", "inner", "outside" " front end ", " rear end ",
The orientation or positional relationship of the instructions such as " both ends ", " one end ", " other end " is to be based on the orientation or positional relationship shown in the drawings, only
It is that for the convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning must have specifically
Orientation is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " the
Two " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " is set
Have ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, may be a detachable connection, or one
Ground connection；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, the indirect phase of intermediary can also be passed through
Even, it can be the connection inside two elements.For the ordinary skill in the art, can be understood with concrete condition above-mentioned
The concrete meaning of term in the present invention.
Embodiment:
As shown in Figs. 1-2, a kind of novel reactor of methanol clean fuel, a kind of novel trans of methanol clean fuel
Answer device, including body 1, catalytic module 2, gas mixing distribution component 3, heat-exchanging component 4, it is characterised in that: 1 top of body
Reaction gas outlet 6 is equipped with equipped with 5 bottom of gaseous mixture entrance；The gaseous mixture entrance 5 is connected with gas mixing distribution component 3；Institute
It states 3 bottom of gas mixing distribution component and is evenly distributed with several distributors 7；7 bottom of distributor connects catalytic module 2；Institute
It states 2 periphery of catalytic module and is equipped with heat-exchanging component 4.
Further, the gas mixing distribution component 3 is funnel-shaped, and small-bore one end is connected with gaseous mixture entrance 5.
Further, the distributor 7 is curved pipe.
Further, the catalytic module 2 is cylindric axis radial direction catalyst reaction device, distributor 7 and catalytic module 2
Axle center be connected.
Further, the heat-exchanging component 4 is ring mesh structure distribution in 2 periphery of catalytic module.
Further, the reaction gas exports 6 bottoms and is connected with collector 8.
Working principle: the catalytic module 2 is axis radial direction catalyst reaction device；The gas mixing distribution component 3 is to return
Each catalytic module 2 is distributed in after gas and unstripped gas mixing, the funnel-shaped structure of gas mixing distribution component 3 has antihypertensive effect；
The heat-exchanging component 4 is to be uniformly distributed in 2 periphery of catalytic module, plays shifting heat and keeps constant temperature action.Unstripped gas passes through institute
State gaseous mixture entrance 5 enter the gas mixing distribution component 3, by 3 end distributor 7 of gas mixing distribution component successively into
Enter 2 axle center of catalytic module, for material synthesis gas from 6 discharge of reaction gas outlet after the reaction of catalytic module 2, collector 8 recycles oil product
Remaining gas returns to gas mixing distribution component 3 by heat-exchanging component 4 and mixes with unstripped gas afterwards.
The present invention reacts constant temperature and carries out, and it is constant to control temperature by the heat-exchanging component 4.2 periphery of catalytic module is uniformly divided
Cloth heat-exchanging component 4, reaction heat is removed by heat-exchanging component 4 ensures that temperature is constant.Catalytic module 2 is that axis radially reacts, can be with
It is in parallel, can connect or simultaneously in parallel and serial, quantity is according to scale determination.The distributor 7 of gas mixing distribution component 3
Corresponding 2 quantity of catalytic module is exported, and is arranged in 2 axle center of catalytic module.4 logistics of heat-exchanging component can be liquid and be also possible to gas
Body.
The foregoing is merely the preferred embodiment of the present invention, are not intended to restrict the invention, for this field
For technical staff, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any
Modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of novel reactor of methanol clean fuel, including body (1), catalytic module (2), gas mixing distribution component
(3), heat-exchanging component (4), it is characterised in that: be equipped with gaseous mixture entrance (5) bottom at the top of the body (1) and exported equipped with reaction gas
(6)；The gaseous mixture entrance (5) is connected with gas mixing distribution component (3)；Gas mixing distribution component (3) bottom is equal
It is even that several distributors (7) are distributed with；Distributor (7) bottom connects catalytic module (2)；Catalytic module (2) periphery is set
There are heat-exchanging component (4).
2. a kind of novel reactor of methanol clean fuel according to claim 1, it is characterised in that: the gas is mixed
Conjunction distribution component (3) is funnel-shaped, and small-bore one end is connected with gaseous mixture entrance (5).
3. a kind of novel reactor of methanol clean fuel according to claim 1, it is characterised in that: the distributor
It (7) is curved pipe.
4. a kind of novel reactor of methanol clean fuel according to claim 1, it is characterised in that: the catalysis group
Part (2) is cylindric axis radial direction catalyst reaction device, and distributor (7) is connected with the axle center of catalytic module (2).
5. a kind of novel reactor of methanol clean fuel according to claim 1, it is characterised in that: the heat exchange group
Part (4) is ring mesh structure distribution in catalytic module (2) periphery.
6. a kind of novel reactor of methanol clean fuel according to claim 1, it is characterised in that: the reaction gas
Outlet (6) bottom is connected with collector (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910760576.0A CN110496571A (en) | 2019-08-16 | 2019-08-16 | A kind of novel reactor of methanol clean fuel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910760576.0A CN110496571A (en) | 2019-08-16 | 2019-08-16 | A kind of novel reactor of methanol clean fuel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110496571A true CN110496571A (en) | 2019-11-26 |
Family
ID=68588152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910760576.0A Pending CN110496571A (en) | 2019-08-16 | 2019-08-16 | A kind of novel reactor of methanol clean fuel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110496571A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170137357A1 (en) * | 2015-11-17 | 2017-05-18 | China Petroleum & Chemical Corporation | Method and reaction equipment for preparing dimethyl ether and olefin from methanol |
| CN208098031U (en) * | 2018-05-29 | 2018-11-16 | 成都升力科技有限责任公司 | A kind of hydrogen from methyl alcohol reactor |
| CN208218401U (en) * | 2018-04-17 | 2018-12-11 | 曹县神火新能源技术有限公司 | Utilize the system of methanol preparing hydrogen and dimethyl ether mixed fuel |
| CN210700012U (en) * | 2019-08-16 | 2020-06-09 | 新榕能源(福建)有限公司 | Novel reactor for preparing clean fuel from methanol |
-
2019
- 2019-08-16 CN CN201910760576.0A patent/CN110496571A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170137357A1 (en) * | 2015-11-17 | 2017-05-18 | China Petroleum & Chemical Corporation | Method and reaction equipment for preparing dimethyl ether and olefin from methanol |
| CN208218401U (en) * | 2018-04-17 | 2018-12-11 | 曹县神火新能源技术有限公司 | Utilize the system of methanol preparing hydrogen and dimethyl ether mixed fuel |
| CN208098031U (en) * | 2018-05-29 | 2018-11-16 | 成都升力科技有限责任公司 | A kind of hydrogen from methyl alcohol reactor |
| CN210700012U (en) * | 2019-08-16 | 2020-06-09 | 新榕能源(福建)有限公司 | Novel reactor for preparing clean fuel from methanol |
Non-Patent Citations (1)
| Title |
|---|
| 王永刚等: "《煤化工工艺学》", 30 September 2014, 中国矿业大学出版社 , pages: 323 - 327 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2066435B1 (en) | Isothermal reactor | |
| CN101274878B (en) | Fluidized catalyzing method for producing dimethyl ether by methanol multi-stage gas phase dehydration | |
| US8071059B2 (en) | Chemical reactor | |
| CN102029129B (en) | Axial-radial flow gas-solid phase fixed bed catalytic reactor | |
| CN104955558B (en) | Adiabatic multi-bed catalytic converter with inter-bed cooling | |
| US20160185902A1 (en) | Continuous reaction device for synthesizing polyoxymethylene dimethyl ethers | |
| CN105080433B (en) | A kind of New-type plate axial flow reactor | |
| CN104801240A (en) | Plate type heat exchange reactor | |
| CN110496571A (en) | A kind of novel reactor of methanol clean fuel | |
| CN1616343A (en) | Detachable plate type reforming hydrogen making reactor | |
| CN210700012U (en) | Novel reactor for preparing clean fuel from methanol | |
| CN205182683U (en) | Novel board -like axial reactor | |
| CN204724141U (en) | A kind of plate-type heat-exchange reactor | |
| CN205886831U (en) | Gather methoxy dimethyl ether synthesis fixed bed reactor | |
| CN102276407A (en) | Method for controlling temperature of multistage moving-bed reactor | |
| Hirotani et al. | Optimum catalytic reactor design for methanol synthesis with TEC MRF-Z® reactor | |
| CN205235936U (en) | Modular fixed bed reactor reaches device by its formation | |
| CN201358217Y (en) | Reactor for producing dimethyl ether from methanol through vapor-phase dehydration under pressurization | |
| CN104529730A (en) | Method for preparing 3-pentanone by using 2-pentene | |
| CN108940132A (en) | Fixed bed reactors | |
| CN205886832U (en) | It is listed as reactor to gather methoxy dimethyl ether synthesis | |
| CN202752008U (en) | Gas phase hydrogenation reactor | |
| CN2900522Y (en) | Heat exchanging type dimethyl ether synthetic tower | |
| CN2290400Y (en) | Improved homogeneous temp gas solid phase cytalytic reactor | |
| CN214973866U (en) | Reaction device for preparing 3-hydroxypropionaldehyde by acrolein hydration |
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 |