CN206762884U - A kind of agitating device of reactor - Google Patents
A kind of agitating device of reactor Download PDFInfo
- Publication number
- CN206762884U CN206762884U CN201720546073.XU CN201720546073U CN206762884U CN 206762884 U CN206762884 U CN 206762884U CN 201720546073 U CN201720546073 U CN 201720546073U CN 206762884 U CN206762884 U CN 206762884U
- Authority
- CN
- China
- Prior art keywords
- connecting seat
- kettle
- shaft
- blade
- agitating shaft
- 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
Landscapes
- Mixers Of The Rotary Stirring Type (AREA)
- Accessories For Mixers (AREA)
Abstract
The utility model discloses a kind of agitating device of reactor, including kettle, agitating shaft and motor are vertically arranged with kettle, the one end of agitating shaft away from motor and along its length upper sliding are provided with connecting seat, rotated in connecting seat side wall and be provided with multiple rotary shafts, rotary shaft free end is provided with blade in rotary shaft, the drive component for driving rotary shaft intermittent rotary is provided with connecting seat away from connecting seat.Motor driving agitating shaft rotates, and realizes that blade carries out most basic stirring to the material in kettle；Band movable vane piece rotates after driving rotary shaft rotation by drive component, the material of flowing can impact blade surface, blade is forced to drive connecting seat to be slid on agitating shaft, therefore, the angle of blade controls moving up and down for connecting seat, so as to realize movement of the stirring plane in kettle, serves the effect that material above and below inside kettle is capable of overall uniform stirring, reacting to each other between material is accelerated, reduces mixing time.
Description
Technical field
A kind of reactor is the utility model is related to, more specifically, it relates to a kind of agitating device of reactor.
Background technology
Reactor is the container for physically or chemically reacting, and is prepared by being related to the structure of container with parameter, is realized
The heating of technological requirement, evaporation, the mixture function of cooling and low high speed, be widely used in oil, chemical industry, rubber, agricultural chemicals,
The industries such as food, be often utilized to complete vulcanization, nitrification, hydrogenation, polymerization and compression etc. technical process, material typically have carbon manganese steel,
Stainless steel, Ni-based, alloy and other composites.
China Patent Publication No. is that CN203342814U utility model patent discloses a kind of reactor, and it includes electricity
Machine, support frame, agitating shaft, agitator and kettle, motor are installed at the top of kettle by support frame, and agitating shaft upper end connects with motor
Connect, agitating shaft lower end agitator connection, kettle top is provided with charging aperture, and autoclave body bottom is provided with discharging opening.
In above-mentioned technical proposal, material is entered inside kettle by the charging aperture on kettle top, and motor passes through agitating shaft band
Dynamic agitator is constantly rotated in kettle, and stirring operation, and mistake herein are completed to material by means of the blade on agitator
Cheng Zhong, the chemical reactions such as corresponding vulcanization, nitrification are completed between material；By taking liquid material to be recycled in environmental protection industry (epi) as an example,
Because the height in agitator on agitating shaft can not change, when material is more in kettle so that the liquid level of material is higher,
Agitator can only effectively stir to the material of corresponding height position part, the materials of other parts can only with kettle material it is whole
The flowing of body is just slowly stirred, and in actual stirring state, stirring plane has only corresponded to the material plane of part, so that thing
The mixing effect extreme difference of material, reaction rate is low between material, extends the time of stirring.
Utility model content
Excessively cause reaction slow for material in whipping process, the problem of mixing effect difference, the utility model purpose is
It is proposed the agitating device of top and the bottom material and the reactor that material reaction can be accelerated in a kind of quick mixing kettle, specific side
Case is as follows：
A kind of agitating device of reactor, including kettle, are vertically arranged with agitating shaft in the kettle, at the top of the kettle
It is provided with the motor for driving the agitating shaft to rotate, the one end of the agitating shaft away from the motor and along its length
Sliding is provided with connecting seat on direction, is rotated in the connecting seat side wall and is provided with multiple rotary shafts, the rotary shaft free end
Away from the connecting seat, blade is provided with the rotary shaft, is provided with the connecting seat for driving the rotation between centers
Have a rest the drive component of rotation.
Pass through above-mentioned technical proposal, motor driving agitating shaft rotate, and agitating shaft drives connecting seat to rotate, outside connecting seat
Blade could carry out most basic stirring to the material in kettle, therefore the material in kettle forms an annular flowing side
To；Rotary shaft is driven to rotate by drive component, rotary shaft band movable vane piece rotates so that blade is with Flow of Goods and Materials plane in default
Angle is set, and the material of flowing can form an impulsive force to blade surface, force blade to drive connecting seat sliding on agitating shaft
Move, so as to realize the movement of stirring plane, drive Component driver blade to rotate after certain time, blade surface Impact direction changes
Become, therefore connecting seat moves, realizes connecting seat moving up and down on agitating shaft, finally realize to kettle inside round about
The effect of the overall uniform stirring of upper and lower material, by increasing the contact area between material, accelerate mutual between material
Reaction, reduces mixing time, improves stirring efficiency.
Further, described connecting seat one end is set on the agitating shaft, the agitating shaft outer wall and along its length side
Multiple chutes are offered upwards, and the fixture block being adapted to the chute is provided with the connecting seat.
Pass through above-mentioned technical proposal, fixture block are connected in chute, are played and are fixedly connected with agitating shaft and connecting seat, and agitating shaft turns
Move so as to drive connecting seat to rotate together, realize the transmission of power；Fixture block can slide in chute, thus connecting seat can be
Slid on agitating shaft, chute provides the distance of sliding.
Further, the connecting seat is in hatch frame close to one end of the agitating shaft, is set in the connecting seat opening
Spring is equipped with, the connecting seat passes through the spring and the stirring axis connection.
Pass through above-mentioned technical proposal, connecting seat touch to reduce with agitating shaft during the agitating shaft lower slide
The collision in neck with fixture block is hit, the ability of a buffering is played by spring, when spring force, connecting seat gravity and flowing
When material forms three force balance to the impulsive force of blade, connecting seat will be stablized, and blade institute is stirred by plane.
Further, the drive component includes fixed tooth disk, active toothed disk, gear and batch (-type) motor, the fixed tooth disk and
The flank of tooth of the active toothed disk is relative and is arranged in the connecting seat, rotates and is provided between the fixed tooth disk and the active toothed disk
Multiple gears, the drive shaft of the batch (-type) motor are connected with the active toothed disk, and the gear side wall has stretched out setting
State rotary shaft.
Pass through above-mentioned technical proposal, batch (-type) motor driving active toothed disk is rotated, and fixed tooth disk is fixed not with connecting seat
Dynamic, each gear synchronous engaged with active toothed disk rotates, and band movable vane piece rotates, and blade turns to batch (-type) motor after predetermined angle
Stop so that blade angle is fixed, so as to be stirred to material in kettle.
Further, multiple through holes are offered in the connecting seat side wall, the rotary shaft free end passes through the through hole.
Pass through above-mentioned technical proposal, rotary shaft is through through hole and needs to rotate in through hole, and through hole provides rotation space.
Further, it is provided with sealing shroud between the through-hole wall and the rotary shaft.
Pass through above-mentioned technical proposal, in order to prevent material from entering out of through hole in connecting seat, sealing is played by sealing shroud
The effect of isolation, the part in connecting seat is protected, avoid it from causing to damage by material corrosion, impact.
Further, the turbulent piece for improving material fusion speed is provided with the both ends in the width of blade direction.
Pass through above-mentioned technical proposal, after blade angular speed is fixed, the speed of Flow of Goods and Materials can also tend towards stability, material meeting
Circled round in kettle, the mixability of material in kettle can be increased by turbulent piece, accelerate mixing speed.
Further, the rotary shaft is horizontally disposed and to space between angle equal.
Pass through above-mentioned technical proposal, in rotary shaft rotation process, stirring of the blade to material is more uniform.
Compared with prior art, the beneficial effects of the utility model are as follows：
The final band movable vane piece rotation after rotating of motor driving agitating shaft, it is most basic so as to be carried out to the material in kettle
Stirring work, therefore the material in kettle forms an annular flow direction；After batch (-type) electric motor starting cause blade with
Flow of Goods and Materials plane is set in predetermined angle, and batch (-type) change can occur in certain time for the angle, pass through blade surface and thing
Stream moves the impulsive force that plane is formed, and forces blade to drive connecting seat to be slid on agitating shaft, realizes to thing above and below kettle inside
The effect that the entirety of material quickly stirs, adds contact area between material, accelerates reaction rate, finally accelerates stirring speed
Degree, reduces mixing time.
Brief description of the drawings
Fig. 1 is the internal structure schematic diagram of the agitating device of reactor；
Fig. 2 is A portions partial enlarged drawing in Fig. 1；
Fig. 3 is the structure sectional view of the agitating device of reactor；
Fig. 4 is B portions partial enlarged drawing in Fig. 3.
Accompanying drawing mark：1st, kettle；2nd, agitating shaft；3rd, motor；4th, connecting seat；5th, rotary shaft；6th, blade；7th, chute；
8th, fixture block；9th, spring；10th, fixed tooth disk；11st, active toothed disk；12nd, gear；13rd, batch (-type) motor；14th, through hole；15th, sealing shroud；16、
Turbulent piece.
Embodiment
In order that the purpose of this utility model, technical scheme and beneficial effect are clearer, with reference to embodiment and attached
The utility model is described in further detail for figure, but embodiment of the present utility model is not limited only to this.
A kind of agitating device of reactor, as shown in figure 1, including kettle 1, drive is installed with the top center of kettle 1
Dynamic motor 3, the drive shaft of motor 3 are connected by shaft coupling with agitating shaft 2, and agitating shaft 2 is fixed on inside kettle 1 vertically.
Motor 3 drives agitating shaft 2 to rotate, and plays to most basic mixing effect in kettle 1.
As shown in Fig. 2 outer wall of the agitating shaft 2 away from the one end of motor 3 and offering multiple chutes along its length
7, angularly set between chute 7；The one end of agitating shaft 2 away from motor 3 is arranged with connecting seat 4, and connecting seat 4 is in agitating shaft
2 can slide along its axis direction, and connecting seat 4 is in hatch frame close to the one end of agitating shaft 2, be fixed with connecting seat 4 it is multiple with
The fixture block 8 that chute 7 is adapted to.Connecting seat 4 can slide on agitating shaft 2, and the distance of sliding is sliding of the fixture block 8 in chute 7
Distance；Meanwhile fixture block 8 is connected in chute 7, play a part of being fixedly connected agitating shaft 2 and connecting seat 4, agitating shaft 2 rotate from
And connecting seat 4 could be driven to rotate together, realize the transmission of power.As shown in figure 4, agitating shaft 2 leads to the open interior of connecting seat 4
Cross spring 9 to be connected with each other, agitating shaft 2, spring 9 and the coaxial line of connecting seat 4.When the process that connecting seat 4 slides on agitating shaft 2
In, in order to reduce the collision with the collision of agitating shaft 2 and fixture block 8 in neck, the ability of a buffering is played by spring 9,
When the elastic force of spring 9, the gravity of connecting seat 4 form three force balance with flowable materials to the impulsive force of blade 6, connecting seat 4 will phase
To stable.
As shown in figure 4, offering multiple through holes 14 on the outer wall of connecting seat 4, rotary shaft 5 is rotatably connected in through hole 14, is turned
The axis of moving axis 5 is mutually perpendicular to the axis of agitating shaft 2, in order to prevent material from entering out of through hole 14 in connecting seat 4, the inwall of through hole 14
Grafting is arranged with sealing shroud 15 between rotary shaft 5.Play a part of sealing off the inside and outside of connecting seat 4 by sealing shroud 15,
The part in connecting seat 4 is protected, avoids it from causing to damage by material corrosion, impact.
As shown in figures 1 and 3, the turbulent flow for improving material fusion speed is fixed with the both ends of the width of blade 6
Piece 16, turbulent piece 16 are set with blade 6 in predetermined angle.After motor 3 starts, the angular speed of blade 6 is relatively fixed, stirring
After a period of time, the speed of Flow of Goods and Materials can also be tended towards stability, and material normal flow direction is destroyed by turbulent piece 16, can be with
Increase the mixability of material in kettle 1, accelerate mixing speed.
As shown in figure 4, the inner hollow of connecting seat 4, the intermittent rotary of rotary shaft 5 for driving is provided with connecting seat 4
Drive component, drive component include fixed tooth disk 10, active toothed disk 11, gear 12 and batch (-type) motor 13, fixed tooth disk 10 and active toothed disk
11 flank of tooth is relative and is fixed in connecting seat 4, and fixed tooth disk 10 and active toothed disk 11 and the coaxial line of connecting seat 4, fixed tooth disk 10 is with moving
Groove engagement is connected with multiple gears 12 between fluted disc 11, and gear 12, which stretches out, is fixedly connected with rotary shaft 5, in connecting seat 4
Batch (-type) motor 13 is fixed with, the drive shaft of batch (-type) motor 13 is fixedly connected with active toothed disk 11.The driving of batch (-type) motor 13 is dynamic
Fluted disc 11 rotates, and fixed tooth disk 10 and connecting seat 4 are fixed, and active toothed disk 11 can drive each synchronous axial system of gear 12, gear
12 drive rotary shafts 5 rotate, and rotary shaft 5 rotates with movable vane piece 6, and batch (-type) motor 13 stops after blade 6 turns to predetermined angle,
So that the angle of blade 6 is fixed, so as to change the stirring plane in kettle 1.
Working principle and beneficial effect of the present utility model is as follows：
Motor 3 starts, and after driving agitating shaft 2 rotates, agitating shaft 2 drives connecting seat 4 to rotate, final band movable vane piece 6
Rotate, blade 6 carries out most basic stirring work to the material in kettle 1, the material in kettle 1 therefore formed one it is annular
Flow direction, flow direction are also the rotation direction of blade 6；Batch (-type) motor 13 starts, and active toothed disk 11 rotates, and band moving gear 12 is same
Step rotates, and gear 12 drives rotary shaft 5 to rotate so that blade 6 and Flow of Goods and Materials plane in predetermined angle setting, blade 6
In the presence of formula of having a rest motor 13, batch (-type) change can occur in certain time for the angle, be put down by the surface of blade 6 with Flow of Goods and Materials
The different impulsive forces that face is formed, force blade 6 to drive the elastic slip on agitating shaft 2 of connecting seat 4, change mixing position.
The moving up and down in kettle 1 of blade 6, so as to which material can carry out overall quick stir up and down to the inside of kettle 1
Mix, blade 6 and turbulent piece 16 can change the plane of Flow of Goods and Materials, increase contact area between material, accelerate between material
Reaction, the final mixing speed improved in kettle 1, reduces mixing time, improves stirring efficiency.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (8)
1. a kind of agitating device of reactor, including kettle (1), the kettle (1) is interior to be vertically arranged with agitating shaft (2), described
The motor (3) for driving the agitating shaft (2) to rotate is provided with the top of kettle (1), it is characterised in that the agitating shaft (2)
One end away from the motor (3) and along its length upper sliding are provided with connecting seat (4), connecting seat (4) side
Rotated on wall and be provided with multiple rotary shafts (5), rotary shaft (5) free end is away from the connecting seat (4), the rotary shaft
(5) blade (6) is provided with, the driving group for driving the rotary shaft (5) intermittent rotary is provided with the connecting seat (4)
Part.
A kind of 2. agitating device of reactor according to claim 1, it is characterised in that connecting seat (4) one end set
Be located on the agitating shaft (2), agitating shaft (2) outer wall and along its length on offer multiple chutes (7), the company
The fixture block (8) being adapted to the chute (7) is provided with joint chair (4).
3. the agitating device of a kind of reactor according to claim 2, it is characterised in that the connecting seat (4) is close to institute
The one end for stating agitating shaft (2) is in hatch frame, is provided with spring (9) in connecting seat (4) opening, the connecting seat (4) is logical
The spring (9) is crossed to be connected with the agitating shaft (2).
4. the agitating device of a kind of reactor according to claim 1, it is characterised in that the drive component includes fixed tooth
The tooth of disk (10), active toothed disk (11), gear (12) and batch (-type) motor (13), the fixed tooth disk (10) and the active toothed disk (11)
Face is relative and is arranged in the connecting seat (4), between the fixed tooth disk (10) and the active toothed disk (11) rotation be provided with more
Individual gear (12), the drive shaft of the batch (-type) motor (13) are connected with the active toothed disk (11), gear (12) side wall to
Outer extension is provided with the rotary shaft (5).
5. the agitating device of a kind of reactor according to claim 4, it is characterised in that in connecting seat (4) side wall
Multiple through holes (14) are offered, rotary shaft (5) free end passes through the through hole (14).
6. the agitating device of a kind of reactor according to claim 5, it is characterised in that through hole (14) inwall and institute
State and be provided with sealing shroud (15) between rotary shaft (5).
A kind of 7. agitating device of reactor according to claim 1, it is characterised in that blade (6) width
Both ends on be provided with for improve material fusion speed turbulent piece (16).
A kind of 8. agitating device of reactor according to any one in claim 1-7, it is characterised in that the rotation
Axle (5) is horizontally disposed and to space between angle equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720546073.XU CN206762884U (en) | 2017-05-17 | 2017-05-17 | A kind of agitating device of reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720546073.XU CN206762884U (en) | 2017-05-17 | 2017-05-17 | A kind of agitating device of reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206762884U true CN206762884U (en) | 2017-12-19 |
Family
ID=60640524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720546073.XU Active CN206762884U (en) | 2017-05-17 | 2017-05-17 | A kind of agitating device of reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206762884U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109619647A (en) * | 2018-12-22 | 2019-04-16 | 梅伯寿 | A kind of pipe tobacco agitating device |
| CN110639433A (en) * | 2019-10-09 | 2020-01-03 | 李财 | Automatic stirring spiral discharging device of reaction kettle |
| CN111300686A (en) * | 2017-12-29 | 2020-06-19 | 张永光 | Polyethylene processing equipment based on resource recycling |
| CN111939863A (en) * | 2020-08-30 | 2020-11-17 | 河南庆安化工技术研发有限公司 | Production functional environmental protection plasticizer is with refined cauldron of esterifying |
| CN112808090A (en) * | 2020-12-31 | 2021-05-18 | 重庆化工职业学院 | Device for extracting purple sweet potato haematochrome by fermentation method |
| CN112871123A (en) * | 2020-12-29 | 2021-06-01 | 罗兴佳 | Chemical production uses high-efficient type reation kettle |
| CN113368766A (en) * | 2021-05-17 | 2021-09-10 | 无锡梯梯科技有限公司 | Mixing proportioning device with multiple mixed structure |
| CN113522072A (en) * | 2021-06-12 | 2021-10-22 | 江苏泓科钧工程科技有限公司 | Dispersing and adjusting device convenient to adjust and used for producing waterproof agent |
| CN114100431A (en) * | 2022-01-27 | 2022-03-01 | 华业环保技术有限公司 | Solid suspended matter waste water treatment equipment |
| CN115282813A (en) * | 2022-06-24 | 2022-11-04 | 洪泽滇池水务有限公司 | Plug flow type stirrer with self-cleaning function for biological reaction tank |
-
2017
- 2017-05-17 CN CN201720546073.XU patent/CN206762884U/en active Active
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111300686A (en) * | 2017-12-29 | 2020-06-19 | 张永光 | Polyethylene processing equipment based on resource recycling |
| CN109619647A (en) * | 2018-12-22 | 2019-04-16 | 梅伯寿 | A kind of pipe tobacco agitating device |
| CN110639433A (en) * | 2019-10-09 | 2020-01-03 | 李财 | Automatic stirring spiral discharging device of reaction kettle |
| CN111939863A (en) * | 2020-08-30 | 2020-11-17 | 河南庆安化工技术研发有限公司 | Production functional environmental protection plasticizer is with refined cauldron of esterifying |
| CN112871123B (en) * | 2020-12-29 | 2022-12-20 | 邢台市茂新化工产品有限公司 | Chemical production uses high-efficient type reation kettle |
| CN112871123A (en) * | 2020-12-29 | 2021-06-01 | 罗兴佳 | Chemical production uses high-efficient type reation kettle |
| CN112808090A (en) * | 2020-12-31 | 2021-05-18 | 重庆化工职业学院 | Device for extracting purple sweet potato haematochrome by fermentation method |
| CN113368766A (en) * | 2021-05-17 | 2021-09-10 | 无锡梯梯科技有限公司 | Mixing proportioning device with multiple mixed structure |
| CN113368766B (en) * | 2021-05-17 | 2023-03-31 | 无锡梯梯科技有限公司 | Mixing proportioning device with multiple mixed structure |
| CN113522072A (en) * | 2021-06-12 | 2021-10-22 | 江苏泓科钧工程科技有限公司 | Dispersing and adjusting device convenient to adjust and used for producing waterproof agent |
| CN113522072B (en) * | 2021-06-12 | 2023-08-29 | 江苏泓科钧工程科技有限公司 | Waterproof agent production is with dispersion adjusting device convenient to adjust |
| CN114100431A (en) * | 2022-01-27 | 2022-03-01 | 华业环保技术有限公司 | Solid suspended matter waste water treatment equipment |
| CN114100431B (en) * | 2022-01-27 | 2022-05-20 | 华业环保技术有限公司 | Solid suspended matter waste water treatment equipment |
| CN115282813A (en) * | 2022-06-24 | 2022-11-04 | 洪泽滇池水务有限公司 | Plug flow type stirrer with self-cleaning function for biological reaction tank |
| CN115282813B (en) * | 2022-06-24 | 2023-11-10 | 洪泽滇池水务有限公司 | Plug-flow stirrer with self-cleaning function for biological reaction tank |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206762884U (en) | A kind of agitating device of reactor | |
| CN102847478B (en) | Magnetic mixing device | |
| CN206868121U (en) | A kind of two-way stirring formula novel high speed mixer | |
| CN107442014A (en) | A kind of swing type stirred tank of stabilization | |
| CN205032163U (en) | Reaction device | |
| CN202909674U (en) | Magnetic stirring device | |
| CN108905918A (en) | A kind of staggered form quickly mixes and convenient for quantitative chemical industry reaction kettle | |
| CN205323721U (en) | V -arrangement stirring rake reactor mixing device | |
| CN206304592U (en) | Mixer | |
| CN206587762U (en) | One kind is used for chemical industry production reactor | |
| CN205340786U (en) | Novel stirring of stirring rake reation kettle device | |
| CN205323720U (en) | Gear drive formula reactor mixing device | |
| CN108058278A (en) | A kind of automobile tire production raw material agitator | |
| CN209679926U (en) | A kind of agitator of medicine company | |
| CN206731129U (en) | A kind of stable efficient chemical industry reactor of vibration damping | |
| CN109821439A (en) | A kind of adjustable material mixer of the blade angle of attack and its working method | |
| CN207546516U (en) | A kind of new coating reaction kettle | |
| CN206253066U (en) | A kind of agitator agitating device | |
| CN207546416U (en) | A kind of material stirring mixing apparatus with pre-mixing apparatus | |
| CN202983574U (en) | Raw material agitator | |
| CN210171332U (en) | X-shaped high-viscosity fluid stirrer | |
| CN208436953U (en) | A kind of horizontal sand mill in environmental protection coating material production technology | |
| CN208990611U (en) | The additive mixing plant of multi-shaft stirring | |
| CN112588174A (en) | Milk mixer is used in beverage processing | |
| CN208049864U (en) | A kind of chemical dyestuff agitating device of sealing environmental protection |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |