CN110935363B - Mixing arrangement is used in production of canning drawing pigment - Google Patents

Mixing arrangement is used in production of canning drawing pigment Download PDF

Info

Publication number
CN110935363B
CN110935363B CN201911335432.7A CN201911335432A CN110935363B CN 110935363 B CN110935363 B CN 110935363B CN 201911335432 A CN201911335432 A CN 201911335432A CN 110935363 B CN110935363 B CN 110935363B
Authority
CN
China
Prior art keywords
feeding
mixing
disc
filling
mixing cylinder
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
Application number
CN201911335432.7A
Other languages
Chinese (zh)
Other versions
CN110935363A (en
Inventor
于洋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qiannan Normal University for Nationalities
Original Assignee
Qiannan Normal University for Nationalities
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qiannan Normal University for Nationalities filed Critical Qiannan Normal University for Nationalities
Priority to CN201911335432.7A priority Critical patent/CN110935363B/en
Publication of CN110935363A publication Critical patent/CN110935363A/en
Application granted granted Critical
Publication of CN110935363B publication Critical patent/CN110935363B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/93Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with rotary discs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/10Maintenance of mixers
    • B01F35/145Washing or cleaning mixers not provided for in other groups in this subclass; Inhibiting build-up of material on machine parts using other means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/71Feed mechanisms
    • B01F35/717Feed mechanisms characterised by the means for feeding the components to the mixer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/75Discharge mechanisms
    • B01F35/754Discharge mechanisms characterised by the means for discharging the components from the mixer
    • B01F35/75455Discharge mechanisms characterised by the means for discharging the components from the mixer using a rotary discharge means, e.g. a screw beneath the receptacle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/30Mixing paints or paint ingredients, e.g. pigments, dyes, colours, lacquers or enamel

Abstract

The invention discloses a mixing device for canned painting pigment production, wherein when mixing materials, all feeding flail discs feed simultaneously, all feeding flail discs spin out the pigments through self rotation, thereby effectively realizing partial mixing of various pigments when feeding the pigments and facilitating uniformity during subsequent stirring, a rotating blade disc is positioned below the feeding flail disc, a mixing and filling auxiliary screw is arranged on the inner wall of the bottom of a mixing cylinder, the filling auxiliary screw is positioned below the rotating blade disc, the filling auxiliary screw can not only assist in mixing, but also realize blanking during filling and improve filling and mixing capability, the rotating blade disc, the filling auxiliary screw and the feeding flail disc are matched, thereby ensuring mixing capability and mixing efficiency and realizing high-efficiency and automatic production, the invention is provided with a small joint which is communicated with a feeding flow passage through a process flow passage, the effects of cleaning the feeding runner or spraying gas and the like can be realized, and the mixing and cleaning capabilities are improved.

Description

Mixing arrangement is used in production of canning drawing pigment
Technical Field
The invention relates to pigment mixing equipment, in particular to a mixing device for production of canned painting pigments.
Background
At present, in the production of pigments for paintings, it is necessary to mix the individual components of the pigments, and, for some colored pigments, it is necessary to mix a plurality of pigments of different colors for toning in order to obtain a pigment of a desired color. During pigment production, because pigment is generally sticky, when the compounding, it needs very big stirring power to stir and mixes, and even stirring, because the viscidity of pigment also hardly guarantees the even mixture of each commodity circulation, consequently, need stir the back again with pigment for a long time during the mixing and carry out the filling, this just leads to mixed inefficiency, influences pigment production's efficiency and reliability.
Therefore, the invention provides a mixing device for canned painting pigment production, which solves the problems in the background technology.
Disclosure of Invention
The invention aims to provide a mixing device for production of canned painting pigments, which is used for solving the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a mixing device for canned painting pigment production comprises a supporting seat, a mixing barrel, an upper fixing disk, a lower fixing disk and a rotary feeding mechanism, wherein the mixing barrel is rotatably arranged on the supporting seat, a filling joint is arranged at the bottom of the center of the mixing barrel, the lower fixing disk and the upper fixing disk positioned above the lower fixing disk are fixedly arranged above the mixing barrel, and the rotary feeding mechanism is supported and connected on the upper fixing disk and the lower fixing disk. And each feeding flail throws out the pigments by rotating itself so as to achieve a partial mixing of the various pigments upon feeding.
Further, as preferred, the center of a mixing barrel is also provided with a rotating blade disc, the rotating blade disc is positioned below the feeding flail disc, the inner wall of the bottom of the mixing barrel is provided with a mixing and filling auxiliary screw, and the filling auxiliary screw is positioned below the rotating blade disc.
Further, as preferred, the setting that the compounding section of thick bamboo can rotate, and the direction of rotation with the rotation direction that the dish was got rid of in the feeding is opposite, through the rotation of compounding section of thick bamboo, when realizing the compounding, through when being convenient for the filling mix with supplementary spiral organ of filling impels the pigment after the mixture to flow through the filling joint.
Further, as preferred, the supporting seat with mixing barrel rotatable coupling, the fixed cover in outside of mixing barrel is equipped with the lower gear, the fixed mixing barrel driving motor that is provided with on the supporting seat, mixing barrel driving motor's top pass through the driving gear with lower gear connection, so that the drive the rotation of mixing barrel.
Further, as the preferred, the upper end of the supporting seat is also connected with a guiding and locking seat, and one end of the guiding and locking seat is connected by a locking column, so that the mixing barrel is locked or unlocked by the guiding and locking seat.
Preferably, the rotary feeding mechanism comprises a main motor, a main gear and a secondary gear, wherein the top end of the main motor is fixed at the center of the upper fixing disc, the secondary gears are fixedly sleeved outside the rotating sleeve, the main gear is fixedly connected to the output end of the main motor, the output end of the main motor extends downwards, the secondary gears are meshed around the main gear in a distributed manner, and the rotating sleeve is rotatably connected with the feeding joint.
Further, as a preferred option, a plurality of feeding flow channels are arranged in the inner circumference array of the feeding throwing disc, and the feeding flow channels are communicated with a feeding channel in the feeding joint.
Further, as preferred, the feeding connects including last connecting sleeve seat and lower adapter sleeve, wherein, it sets up to go up the connecting sleeve seat is fixed on the upper fixed disk, the upper end of lower adapter sleeve is fixed on going up the connecting sleeve seat, be provided with in the lower adapter sleeve with the feed channel of the toper structure of the central feed channel intercommunication of last connecting sleeve seat, the lower extreme tip rotatable coupling of the feed channel of this toper structure gets rid of the dish to the feeding.
Further, as preferred, one side of the upper connecting sleeve seat is also fixedly connected with a small joint, the small joint is communicated with the feeding flow passage through a process flow passage, and a one-way valve is arranged at the joint of the process flow passage and the feeding flow passage.
Further, preferably, the number of the feeding flail discs is 3-10.
Compared with the prior art, the invention has the beneficial effects that:
when the invention mixes materials, all feeding flail discs feed simultaneously, and all feeding flail discs throw out pigments through self rotation, thus effectively realizing partial mixing of various pigments during feeding and facilitating uniformity during subsequent stirring, the rotating blade disc of the invention is positioned below the feeding flail disc, the inner wall of the bottom of the mixing cylinder is provided with a mixing and filling auxiliary screw, and the filling auxiliary screw is positioned below the rotating blade disc, thus, the filling auxiliary screw can not only help mixing, but also realize blanking during filling and improve filling and mixing capabilities, the rotating blade disc, the filling auxiliary screw and the feeding flail disc of the invention are matched, through the mutual matching action, the mixing capability and the mixing efficiency can be ensured, high-efficiency and automatic production can be realized, the invention is provided with a small joint which is communicated with a feeding flow passage through a process flow passage, the effects of cleaning the feeding runner or spraying gas and the like can be realized, and the mixing and cleaning capabilities are improved.
Drawings
FIG. 1 is a schematic diagram of a top view of the arrangement of a mixing device for the production of canned painting pigments;
fig. 2 is a schematic diagram of a structure of a mixing device for canned painting pigment production.
FIG. 3 is a schematic view of a rotary feeding mechanism of a mixing device for canned painting pigment production;
Detailed Description
Referring to fig. 1 to 3, in the embodiment of the present invention, a mixing device for canned painting pigment production includes a support base 5, a mixing cylinder 15, an upper fixed disk 17, a lower fixed disk 18 and a rotary feeding mechanism, the mixing cylinder is rotatably disposed on the support base, a filling joint 9 is disposed at the central bottom of the mixing cylinder, the lower fixed disk and the upper fixed disk above the lower fixed disk are fixedly disposed above the mixing cylinder, the rotary feeding mechanism is supported and connected to the upper fixed disk 17 and the lower fixed disk 18, the mixing device is characterized in that the rotary feeding mechanism includes a plurality of sets of feeding flail disks 14 capable of rotating around their own vertical axes, each set of feeding flail disks rotates along the central axis of the mixing cylinder, the upper ends of the feeding flail disks are connected to the lower fixed disk through a rotating sleeve 7, and each feeding flail disk is connected to a respective feeding joint 12, when mixing materials, the feeding flail plates feed materials simultaneously, and the feeding flail plates spin pigments out through self rotation, so that partial mixing of various pigments is realized during feeding.
In this embodiment, the center of a mixing barrel is still provided with a rotating blade disc 8, the rotating blade disc is located below the feeding flail disc, the inner wall of the bottom of the mixing barrel is provided with a mixing and filling auxiliary screw 1, and the filling auxiliary screw 1 is located below the rotating blade disc 8.
As a preferred embodiment, the mixing cylinder is rotatably arranged, and the rotation direction of the mixing cylinder is opposite to that of the feeding throwing disk, so that the mixed pigment is facilitated to flow out through the filling joint 9 by the mixing and filling auxiliary screw 1 during filling while mixing is realized by the rotation of the mixing cylinder.
The supporting seat 5 with mixing barrel rotatable coupling, the fixed cover in outside of mixing barrel is equipped with lower gear 4, the fixed mixing barrel driving motor 2 that is provided with on the supporting seat, mixing barrel driving motor 2's top pass through driving gear 3 with lower gear connection, so that the drive mixing barrel's rotation.
The upper end of the supporting seat is also connected with a guiding and locking seat 16, and one end of the guiding and locking seat 16 is connected with a locking column 17, so that the mixing barrel can be locked or unlocked through the guiding and locking seat 16.
The rotary feeding mechanism comprises a main motor 10, a main gear 11 and an auxiliary gear 13, wherein the top end of the main motor is fixed at the center of the upper fixing disc, the auxiliary gears are fixedly sleeved outside the rotating sleeve 7, the main gear 11 is fixedly connected to the output end of the main motor 10 extending downwards, the auxiliary gears 13 are meshed around the main gear 11 in a distributed mode, and the rotating sleeve 7 is rotatably connected with a feeding connector 12.
The feeding flail disc 14 is provided with a plurality of feeding flow channels 22 in an internal circumferential array, and the feeding flow channels 22 are communicated with the feeding channels 21 in the feeding connector 12.
The feeding joint comprises an upper connecting sleeve seat 16 and a lower connecting sleeve 20, wherein the upper connecting sleeve seat is fixedly arranged on the upper fixing disc, the upper end of the lower connecting sleeve is fixed on the upper connecting sleeve seat, a feeding channel of a conical structure communicated with a central feeding channel of the upper connecting sleeve seat is arranged in the lower connecting sleeve, and the lower end small end of the feeding channel of the conical structure is rotatably connected to the feeding throwing disc 14.
One side of the upper connecting sleeve seat 16 is also fixedly connected with a small joint 23, the small joint 23 is communicated with the feeding flow passage 22 through a process flow passage, and a one-way valve is arranged at the joint of the process flow passage and the feeding flow passage. The number of the feeding flail discs 14 is 3-10.
When the invention mixes materials, all feeding flail discs feed simultaneously, and all feeding flail discs throw out pigments through self rotation, thus effectively realizing partial mixing of various pigments during feeding and facilitating uniformity during subsequent stirring, the rotating blade disc of the invention is positioned below the feeding flail disc, the inner wall of the bottom of the mixing cylinder is provided with a mixing and filling auxiliary screw, and the filling auxiliary screw is positioned below the rotating blade disc, thus, the filling auxiliary screw can not only help mixing, but also realize blanking during filling and improve filling and mixing capabilities, the rotating blade disc, the filling auxiliary screw and the feeding flail disc of the invention are matched, through the mutual matching action, the mixing capability and the mixing efficiency can be ensured, high-efficiency and automatic production can be realized, the invention is provided with a small joint which is communicated with a feeding flow passage through a process flow passage, the effects of cleaning the feeding runner or spraying gas and the like can be realized, and the mixing and cleaning capabilities are improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.

Claims (6)

1. A mixing device for canned painting pigment production comprises a supporting seat (5), a mixing cylinder (15), an upper fixing disc (17), a lower fixing disc (18) and a rotary feeding mechanism, wherein the mixing cylinder is rotatably arranged on the supporting seat, a filling connector (9) is arranged at the bottom of the center of the mixing cylinder, the lower fixing disc and the upper fixing disc positioned above the lower fixing disc are fixedly arranged above the mixing cylinder, the rotary feeding mechanism is supported and connected on the upper fixing disc (17) and the lower fixing disc (18), the mixing device is characterized in that the rotary feeding mechanism comprises a plurality of groups of feeding throwing discs (14) which can rotate around the vertical axis of the rotary feeding mechanism, each group of feeding throwing discs rotate along the central axis of the mixing cylinder, the upper ends of the feeding throwing discs are connected on the lower fixing disc through rotating sleeves (7), and each feeding throwing disc is connected with a respective feeding connector (12), when mixing materials, feeding is carried out on the feeding flail trays simultaneously, and the pigments are flaked out by the rotation of the feeding flail trays so as to realize partial mixing of the pigments;
a rotary blade disc (8) is further arranged in the center of the mixing cylinder and is positioned below the feeding throwing disc, an auxiliary mixing and filling screw (1) is arranged on the inner wall of the bottom of the mixing cylinder, and the auxiliary filling screw (1) is positioned below the rotary blade disc (8);
the rotary feeding mechanism comprises a main motor (10), a main gear (11) and auxiliary gears (13), wherein the top end of the main motor is fixed at the center of the upper fixing disc, the auxiliary gears are fixedly sleeved outside the rotating sleeve (7), the main gear (11) is fixedly connected with the output end of the main motor (10) extending downwards, the auxiliary gears (13) are in distributed engagement with the periphery of the main gear (11), and a feeding joint (12) is rotatably connected between the rotating sleeve (7) and the upper fixing disc (17);
a plurality of feeding flow channels (22) are arranged in the inner circumferential array of the feeding flail plate (14), and the feeding flow channels (22) are communicated with a feeding channel (21) in the feeding joint (12);
the feeding joint comprises an upper connecting sleeve seat (16) and a lower connecting sleeve (20), wherein the upper connecting sleeve seat is fixedly arranged on the upper fixed disc, the upper end of the lower connecting sleeve is fixed on the upper connecting sleeve seat, a feeding channel of a conical structure communicated with a central feeding channel of the upper connecting sleeve seat is arranged in the lower connecting sleeve, and the lower end small end of the feeding channel of the conical structure is rotatably connected to the feeding throwing disc (14).
2. The mixing device for canned painting pigment production according to claim 1, wherein the mixing cylinder is rotatably arranged in a direction opposite to the rotation direction of the feeding throwing disk, and the mixing cylinder rotates to mix and facilitate the mixed pigment to flow out through the filling joint (9) by the mixing and filling auxiliary screw (1) during filling.
3. The mixing device for canned painting pigment production according to claim 1, wherein the supporting base (5) is rotatably connected with the mixing cylinder, a lower gear (4) is fixedly sleeved on the outside of the mixing cylinder, a mixing cylinder driving motor (2) is fixedly arranged on the supporting base, and the top end of the mixing cylinder driving motor (2) is connected with the lower gear through a driving gear (3) so as to drive the mixing cylinder to rotate.
4. The mixing device for canned painting pigment production as claimed in claim 3, wherein the upper end of the supporting seat is further connected with a guiding and locking seat, and one end of the guiding and locking seat is connected with a locking column, so that the mixing cylinder is locked or unlocked through the guiding and locking seat.
5. The mixing device for canned painting pigment production according to claim 1, wherein a small joint (23) is further fixedly connected to one side of the upper connecting sleeve seat (16), the small joint (23) is communicated with the feeding flow channel (22) through a process flow channel, and a one-way valve is arranged at the connection position of the process flow channel and the feeding flow channel.
6. The mixing device for the production of canned painting pigments according to any one of claims 1 to 5, characterised in that the number of the feed flail discs (14) is 3 to 10.
CN201911335432.7A 2019-12-24 2019-12-24 Mixing arrangement is used in production of canning drawing pigment Active CN110935363B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911335432.7A CN110935363B (en) 2019-12-24 2019-12-24 Mixing arrangement is used in production of canning drawing pigment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911335432.7A CN110935363B (en) 2019-12-24 2019-12-24 Mixing arrangement is used in production of canning drawing pigment

Publications (2)

Publication Number Publication Date
CN110935363A CN110935363A (en) 2020-03-31
CN110935363B true CN110935363B (en) 2021-10-26

Family

ID=69912251

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911335432.7A Active CN110935363B (en) 2019-12-24 2019-12-24 Mixing arrangement is used in production of canning drawing pigment

Country Status (1)

Country Link
CN (1) CN110935363B (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4808004A (en) * 1988-05-05 1989-02-28 Dowell Schlumberger Incorporated Mixing apparatus
CN205392306U (en) * 2016-03-03 2016-07-27 湘潭大学 Chemical production uses agitating unit in workshop
CN106582389A (en) * 2016-12-27 2017-04-26 郑州吉音动漫科技有限公司 Efficient stirring and mixing equipment of solid-liquid raw materials for chemical engineering
CN206295832U (en) * 2016-12-16 2017-07-04 四川正基有机硅有限公司 A kind of chemical industry solid-liquid raw material high-efficiency stirring mixing apparatus
CN206519124U (en) * 2017-02-28 2017-09-26 江苏省徐州技师学院 Production equipment for polycarboxylate water reducer
CN107261948A (en) * 2017-08-14 2017-10-20 佛山慧谷科技股份有限公司 It is a kind of to facilitate the agitating device fed in the process of running
CN206911234U (en) * 2017-03-27 2018-01-23 安徽工程大学 A kind of automatic cleaning-type chemical material high-efficiency stirring mixing apparatus
CN109351234A (en) * 2018-10-24 2019-02-19 湖州南浔鑫荣木业有限公司 Prepare the resin mixing device of resin wheel

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4808004A (en) * 1988-05-05 1989-02-28 Dowell Schlumberger Incorporated Mixing apparatus
CN205392306U (en) * 2016-03-03 2016-07-27 湘潭大学 Chemical production uses agitating unit in workshop
CN206295832U (en) * 2016-12-16 2017-07-04 四川正基有机硅有限公司 A kind of chemical industry solid-liquid raw material high-efficiency stirring mixing apparatus
CN106582389A (en) * 2016-12-27 2017-04-26 郑州吉音动漫科技有限公司 Efficient stirring and mixing equipment of solid-liquid raw materials for chemical engineering
CN206519124U (en) * 2017-02-28 2017-09-26 江苏省徐州技师学院 Production equipment for polycarboxylate water reducer
CN206911234U (en) * 2017-03-27 2018-01-23 安徽工程大学 A kind of automatic cleaning-type chemical material high-efficiency stirring mixing apparatus
CN107261948A (en) * 2017-08-14 2017-10-20 佛山慧谷科技股份有限公司 It is a kind of to facilitate the agitating device fed in the process of running
CN109351234A (en) * 2018-10-24 2019-02-19 湖州南浔鑫荣木业有限公司 Prepare the resin mixing device of resin wheel

Also Published As

Publication number Publication date
CN110935363A (en) 2020-03-31

Similar Documents

Publication Publication Date Title
CN110935363B (en) Mixing arrangement is used in production of canning drawing pigment
CN210646025U (en) Powder coating production color mixer capable of accurately feeding
CN109012375A (en) A kind of rice mixing stirring device
CN113694814A (en) A batching mixes integration preparation machine for preparation of coating can be shelled in deoiling
CN108883831A (en) Agitating device, medicine liquid spray device and unmanned vehicle
CN109621811B (en) Chemical raw material processing is with mixing arrangement that can evenly stir
CN207493581U (en) Mould wash mixer
CN214863283U (en) Microbial fermentation culture medium dosing unit
CN114307754A (en) Heating device for new material production
CN213074053U (en) Feeding device for raising crayfishes
CN205760887U (en) Star lays many ribbons homogenizer
CN105944609B (en) Star lays more ribbon homogenizers
CN209061018U (en) Wet-mixing light-weight aggregate blender
CN108575854B (en) Fish device is fed in pond
CN214319827U (en) Multicolor paint mixes uses agitating unit
CN108940037A (en) Wet-mixing light-weight aggregate blender
CN213761512U (en) Toning device for powder coating production
CN113875678B (en) Aquaculture's breeding device of feeding
CN218872093U (en) Feed hopper and stirring kettle using same
CN209188599U (en) A kind of coating evenly mixing device
CN117337776A (en) Fodder allotment equipment for livestock-raising
CN216726779U (en) Epoxy powder coating mixing apparatus
CN219816153U (en) Proportioning mechanism
CN210308523U (en) Improved stirrer for high-strength PC and ABS alloy materials
CN219939328U (en) Dry and wet separation and input integrated device of fodder

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