CN209060726U - A kind of pulsed stand-alone sack cleaner - Google Patents
A kind of pulsed stand-alone sack cleaner Download PDFInfo
- Publication number
- CN209060726U CN209060726U CN201821327848.5U CN201821327848U CN209060726U CN 209060726 U CN209060726 U CN 209060726U CN 201821327848 U CN201821327848 U CN 201821327848U CN 209060726 U CN209060726 U CN 209060726U
- Authority
- CN
- China
- Prior art keywords
- filter bag
- gas
- air inlet
- bag
- air
- 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
Abstract
The utility model is a kind of pulsed stand-alone sack cleaner, and the air outlet is set to the side of the upper box, the plane of symmetry in air inlet；The air inlet is provided with gravity settling device and gas flow homogenization device, the Stainless steel mesh of 5MM is provided with below the gas flow homogenization device, the size of the Stainless steel mesh is identical as the internal diameter of the middle cabinet, one side of the middle cabinet, from gas flow homogenization device, vertical hatch frame is up set to middle top of the box, sealing strip is provided on the hatch frame, the sealing strip is silica gel material, it is provided with hasp lock on the outside of the middle cabinet hatch frame, the air outlet is provided with purification device and air detecting device；The Filter bag device includes filter bag, filter bag frame, the filter bag is provided with the filter bag of 16 vertical directions and the filter bag of 4 transverse directions, interconnection, the filter bags of 4 transverse directions is horizontal by 20 degree of angle, Filter bag device described in the air outlet face of the jetting deashing device.
Description
Technical field
The utility model relates to deduster technical field more particularly to a kind of pulsed stand-alone sack cleaners.
Background technique
With the development of modern industry, influence caused by health of the dust to environment and the mankind is got worse, effectively
Dust pollution is administered, purifies the living environment of the mankind, it has also become proprietary common recognition.In order to safeguard production environment cleaning, it is necessary to
Cleaning is by the place of dust pollution in time.Deduster, especially sack cleaner, be widely used in metallurgy, building materials, machinery,
In the dust separation of various industrial and mining enterprises' non-fiber industrial dust such as chemical industry, mine and the recycling of material.But existing pocket type
Deduster, the drawbacks such as that there is ash-removal effects is undesirable, purification efficiency is low, life-span of the filter bag is short, maintenance load is big, seriously affects
Normal, the effective use of sack cleaner, so, it needs to improve the structure of existing sack cleaner, how to mention
The deashing ability of high bag filter cloth bag, reduces the resistance of bag filter, is to ensure that dedusting reliability service under system
It is crucial.
Utility model content
To overcome problems of the prior art, the utility model provides a kind of pulsed stand-alone sack cleaner.
A kind of pulsed stand-alone sack cleaner, including shell, body of deduster and control device, the body of deduster packet
Include shell, Filter bag device, jetting deashing device, ash exhauster；The shell is square structure, including upper box 6, middle cabinet
5, ash bucket 2, air inlet 1 and air outlet 17；The air inlet is set on the downside of middle cabinet, and the ash bucket is set under middle cabinet
Side, is connected with middle cabinet, and the upper box is set to above middle cabinet, and the air outlet is set to the one of the upper box
Side, the plane of symmetry in air inlet；The air inlet is provided with gravity settling chamber 3 and gas flow homogenization device 4, and the air-flow is equal
The Stainless steel mesh that lower section is provided with 5mm is set in makeup, and the size of the Stainless steel mesh is identical as the internal diameter of the middle cabinet, institute
Vertical hatch frame, the opening is up arranged from gas flow homogenization device in a side for stating middle cabinet to middle top of the box
Sealing strip is provided in structure, the sealing strip is silica gel material, is provided with hasp lock on the outside of the middle cabinet hatch frame, institute
It states air outlet and is provided with purification device 12 and air detecting device 14；The Filter bag device includes filter bag, filter bag frame, described
Filter bag is provided with 16 vertical filter bags 7 and 4 lateral filter bags 8, and interconnection, described 4 lateral filter bags are horizontal by 20
The angle of degree, Filter bag device described in the air outlet face of the jetting deashing device 9.
In some preferred embodiments of the utility model, the filter bag is glass fiber weaving cloth bag, the glass
Teflon membranes are covered on woven cloth bag surface, the glass fiber weaving cloth bag includes polytetrafluoroethylene film
Layer, the first glass layer, composite bottom layer, carbon nanomaterial layer, the second glass layer and antistatic terylene layer of cloth successively connect
It connects；The filter bag is connected with the filter bag frame, and the filter bag is provided with total exhaust apparatus 10.
In some preferred embodiments of the utility model, the jetting deashing device 9 is installed on upper box side, institute
Stating jetting deashing device includes gas bag, injection tube, pulse valve, solenoid electric valve, electric controller；Gas bag is provided with below the gas bag
Outlet, the pulse valve are installed on gas bag exit, and described pulse valve one end connects gas bag, and the other end connects injection tube, described
Pulse valve is connected with control valve, and the electric controller controls the unlatching of solenoid electric valve and pulse valve.
In some preferred embodiments of the utility model, the ash exhauster includes motor, retarder, helical feed
Machine, discharge valve；The motor is connected with screw conveyor, provides power, the retarder and spiral transferring to screw conveyor
It send machine to be connected, reduces the speed of service to screw conveyor, the discharge valve is star-shaped discharge valve.
In some preferred embodiments of the utility model, the pulse valve is that right-angle impulse valve and II type lead directly to pulse
Valve.
In some preferred embodiments of the utility model, the gravity settling chamber 3 is installed on air inlet, with air inlet
Mouth is connected, including gravity settling chamber air inlet, gravity settling chamber gas outlet sum aggregate apparatus for ash, the gravity settling chamber air inlet
It is connected with the air inlet, wind enters gravity settling chamber by gravity settling chamber air inlet, and gas goes out by gravity settling chamber
Port is gone out, and dust enters collection apparatus for ash, and the collection apparatus for ash is provided with the dust removal port that is connected with ash bucket.
In some preferred embodiments of the utility model, the gas flow homogenization device 4 includes deflector, the water conservancy diversion
16 and the consistent aperture of filter bag bore of face vertical direction filter bag are provided on plate, the aperture perimeters are evenly arranged with circle
The small-bore of shape 5mm.
In some preferred embodiments of the utility model, the purification device includes clean room, purification device air inlet
Mouth 11, purification device gas outlet 13, the exhaust apparatus of the filter bag are connected with the purification device air inlet.
In some preferred embodiments of the utility model, the purification device gas outlet is connected with air detecting device
It connects, the air detecting device includes first detection unit, second detection unit, data analysis unit, and first detection is single
Member includes dust detection, and the first detection unit, second detection unit are connected with data analysis unit, will test
Data transmission is electrically connected to data analysis unit, the data analysis unit with control centre.
In some preferred embodiments of the utility model, the purification device gas outlet is connected with discharge pipe, described
Discharge pipe is three-port structure 15, and one end connects purification device gas outlet 13, and one end connects air outlet 17, and there are also one end connections to flow back
Pipe 16, the port of the connection air outlet and the port of connection return pipe are provided with Electromagnetic Control valve, the solenoid electric valve
Door is connected with control centre, the detection data of control centre reception air detecting device, when gas qualification, control centre
The port of connection return pipe is closed, the port of connection air outlet is opened, gas enters air outlet；When gas is unqualified, in control
The heart opens the port of connection return pipe, closes the port of connection air outlet, and gas enters return pipe, the return pipe and it is described into
Air port is connected.
Compared with prior art, the utility model has the beneficial effects that 1, the utility model in the setting of middle cabinet by opening
Mouth structure and hasp lock facilitate periodic cleaning dust, reduce the workload of maintenance；2, the utility model passes through setting 16
Vertical filter bag and 4 lateral filter bags, laterally and longitudinally match preferably cleaning dust；3, the utility model is by by outlet air
Pipe is three-port structure, and one end connects purification device gas outlet, and one end connects air outlet, and there are also one end to connect return pipe, can be made
Underproof gas is reentered into deduster, preferably protects environment.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the Filter bag device structural schematic diagram of the utility model.
Specific embodiment
Below in conjunction with drawings and examples, the present invention will be further described in detail.It should be appreciated that this place is retouched
The specific embodiment stated only to explain the utility model, is not used to limit the utility model.
Embodiment 1:
As shown in Figure 1, a kind of pulsed stand-alone sack cleaner, including shell, body of deduster and control device, it is described to remove
Dirt device ontology includes shell, Filter bag device, jetting deashing device, ash exhauster；The shell is square structure, including upper box
6, middle cabinet 5, ash bucket 2, air inlet 1 and air outlet 17；The air inlet is set on the downside of middle cabinet, during the ash bucket is set to
Below cabinet, it is connected with middle cabinet, the upper box is set to above middle cabinet, and the air outlet is set to the upper box
Side, the plane of symmetry in air inlet；The air inlet 1 is provided with gravity settling chamber 3 and gas flow homogenization device 4, described
The Stainless steel mesh of 5mm, the internal diameter of the size of the Stainless steel mesh and the middle cabinet are provided with below gas flow homogenization device
Identical, vertical hatch frame, institute is up arranged from gas flow homogenization device in a side of the middle cabinet to middle top of the box
It states and is provided with sealing strip on hatch frame, the sealing strip is silica gel material, is provided with and takes on the outside of the middle cabinet hatch frame
Padlock, the air outlet are provided with purification device 12 and air detecting device 14；The Filter bag device includes filter bag, filter bag frame
Frame, the filter bag are provided with 16 vertical filter bags 7 and 4 lateral filter bags 8, interconnection, described 4 lateral filter bags 8 and water
Plane is in 20 degree of angle, Filter bag device described in the air outlet face of the jetting deashing device 9.
In some preferred embodiments of the utility model, the filter bag is glass fiber weaving cloth bag, the glass
Teflon membranes are covered on woven cloth bag surface, the glass fiber weaving cloth bag includes polytetrafluoroethylene film
Layer, the first glass layer, composite bottom layer, carbon nanomaterial layer, the second glass layer and antistatic terylene layer of cloth successively connect
It connects；The filter bag is connected with the filter bag frame, and the filter bag is provided with total exhaust apparatus.
In some preferred embodiments of the utility model, the jetting deashing device 9 is installed on upper box side, institute
Stating jetting deashing device includes gas bag, injection tube, pulse valve, solenoid electric valve, electric controller；Gas bag is provided with below the gas bag
Outlet, the pulse valve are installed on gas bag exit, and described pulse valve one end connects gas bag, and the other end connects injection tube, described
Pulse valve is connected with control valve, and the electric controller controls the unlatching of solenoid electric valve and pulse valve.
As further preferred, in some preferred embodiments of the utility model, when the output of controller no signal,
The exhaust outlet of control valve is closed, pulse valve nozzle closed state, when electric controller issues signal, Electromagnetic Control valve outlet
It is opened, pulse valve releases gas, makes pressure reduction, and injection tube is opened, and compressed air is passed through from gas bag by pulse valve at this time
Injection tube aperture sprays.When high-speed flow enters filter induction of the surrounding air for being several times as much as First air by Venturi tube persuader
Bag, positive pressure when causing moment in filter bag realize pulse dust cleaning.
In some preferred embodiments of the utility model, the ash exhauster includes motor, retarder, helical feed
Machine, discharge valve；The motor is connected with screw conveyor, provides power, the retarder and spiral transferring to screw conveyor
It send machine to be connected, reduces the speed of service to screw conveyor, the discharge valve is star-shaped discharge valve.The ash exhauster is installed on
In the ash bucket.
As further preferred, in some preferred embodiments of the utility model, the star-shaped ash unloading valve is by electricity
Machine drives main advanced international level impeller to rotate by retarder, and powder or dust is discharged continuously, uniformly.Device has volume
The features such as small, light weight, ability are big, maintenance operation facilitates.
In some preferred embodiments of the utility model, the pulse valve is that right-angle impulse valve and II type lead directly to pulse
Valve.
In some preferred embodiments of the utility model, the gravity settling chamber 3 is installed on air inlet, with air inlet
Mouth is connected, including gravity settling chamber air inlet, gravity settling chamber gas outlet sum aggregate apparatus for ash, the gravity settling chamber air inlet
It is connected with the air inlet, wind enters gravity settling chamber by gravity settling chamber air inlet, and gas goes out by gravity settling chamber
Port 19 is gone out, and dust enters collection apparatus for ash, and the collection apparatus for ash is provided with the dust removal port 18 that is connected with ash bucket.
In some preferred embodiments of the utility model, the gas flow homogenization device 4 includes deflector, the water conservancy diversion
16 and the consistent aperture of filter bag bore of face vertical direction filter bag are provided on plate, the aperture perimeters are evenly arranged with circle
The small-bore of shape 5mm.
In some preferred embodiments of the utility model, the purification device includes clean room, purification device air inlet
Mouth 11, purification device gas outlet 13, the exhaust apparatus of the filter bag are connected with the purification device air inlet.
In some preferred embodiments of the utility model, the purification device gas outlet and 14 phase of air detecting device
Connection, the air detecting device include first detection unit, second detection unit, data analysis unit, first detection
Unit includes dust detection, and the first detection unit, second detection unit are connected with data analysis unit, be will test
Data transmission to data analysis unit, the data analysis unit is electrically connected with control centre.
In some preferred embodiments of the utility model, the purification device gas outlet is connected with discharge pipe, described
Discharge pipe is three-port structure 15, and one end connects purification device gas outlet 13, and one end connects air outlet 17, and there are also one end connections to flow back
Pipe 16, the port of the connection air outlet and the port of connection return pipe are provided with Electromagnetic Control valve, the solenoid electric valve
Door is connected with control centre, the detection data of control centre reception air detecting device, when gas qualification, control centre
The port of connection return pipe is closed, the port of connection air outlet is opened, gas enters air outlet；When gas is unqualified, in control
The heart opens the port of connection return pipe, closes the port of connection air outlet, and gas enters return pipe, the return pipe and it is described into
Air port is connected.
Embodiment 2:
As shown in Fig. 2, a kind of pulsed stand-alone sack cleaner, the vertical filter bag 7 is 4 one rows of filter bag, lines up 4 rows,
The transverse direction filter bag 8 is transversely mounted on around filter bag 7, is in cross arrangement with filter bag 7.
A kind of pulsed stand-alone sack cleaner, the deduster specific work process are as follows: 1, gas from air inlet enter remove
Dirt device ontology makes the dust of bulky grain be directly discharged into ash bucket by gravity settling chamber, gas then by by Stainless steel mesh into
Enter gas flow homogenization device, gas is made to enter Filter bag device；2, it is provided with above the Filter bag device and the lateral filter bag angle
The total exhaust apparatus of the identical gas in direction, total exhaust apparatus are provided with filter bag air outlet, the filter bag air outlet and net
Makeup, which is set, to be connected, and the injection tube of jetting deashing device is provided with the spray apparatus mouth for Filter bag device, by jetting deashing device pair
Filter bag device jet makes dust land；3, gas enters purification device by Filter bag device, makes gas purification, then filled by air detection
It sets and purified gas is detected, it is qualified to be excluded by air outlet, it will be introduced gas into and be removed by reflux unit when unqualified
Dirt thinks highly of new dust separation.
The preferred embodiment of the utility model has shown and described in above description, as previously described, it should be understood that this is practical new
Type is not limited to forms disclosed herein, and should not be regarded as an exclusion of other examples, and can be used for various other groups
Conjunction, modification and environment, and above-mentioned introduction or the technology of related fields can be passed through within the scope of the inventive concept described herein
Or knowledge is modified.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the utility model, then
It all should be in the protection scope of the appended claims for the utility model.
Claims (10)
1. a kind of pulsed stand-alone sack cleaner, it is characterised in that: described to remove including shell, body of deduster and control device
Dirt device ontology includes shell, Filter bag device, jetting deashing device, ash exhauster；The shell is square structure, including upper box
(6), middle cabinet (5), ash bucket (2), air inlet (1) and air outlet (17)；The air inlet is set on the downside of middle cabinet, the ash
Bucket is set to below middle cabinet, is connected with middle cabinet, and the upper box is set to above middle cabinet, and the air outlet (17) sets
It is placed in the side of the upper box, the plane of symmetry in air inlet；The air inlet (1) be provided with gravity settling chamber (3) and
Gas flow homogenization device (4), gas flow homogenization device (4) lower section are provided with the Stainless steel mesh of 5mm, the Stainless steel mesh
Size is identical as the internal diameter of the middle cabinet, a side of the middle cabinet, from gas flow homogenization device up to middle cabinet top
Vertical hatch frame is arranged in portion, and sealing strip is provided on the hatch frame, and the sealing strip is silica gel material, the raising middle flask
It is provided with hasp lock on the outside of body hatch frame, the air outlet is provided with purification device (12) and air detecting device (14)；
The Filter bag device includes filter bag, filter bag frame, and the filter bag is provided with 16 vertical filter bags (7) and 4 lateral filter bags
(8), interconnection, 4 lateral filter bags are horizontal by 20 degree of angle, the air outlet of the jetting deashing device (9)
Filter bag device described in face.
2. a kind of pulsed stand-alone sack cleaner according to claim 1, it is characterised in that: the filter bag is fiberglass woven
Woven fabric bag is covered with Teflon membranes, the glass fiber weaving cloth bag packet in the glass fiber weaving cloth bag surface
Include Teflon membranes, the first glass layer, composite bottom layer, carbon nanomaterial layer, the second glass layer and antistatic
Terylene layer of cloth is connected in sequence；The filter bag is connected with the filter bag frame, is provided with above the Filter bag device total
Exhaust apparatus (10).
3. a kind of pulsed stand-alone sack cleaner according to claim 1, it is characterised in that: the jetting deashing device (9)
It is installed on upper box side, the jetting deashing device includes gas bag, injection tube, pulse valve, solenoid electric valve, electric controller；Institute
It states and is provided with gas bag outlet below gas bag, the pulse valve is installed on gas bag exit, and described pulse valve one end connects gas bag, separately
One end connects injection tube, and the pulse valve is connected with control valve, and the electric controller controls solenoid electric valve and pulse valve
It opens.
4. a kind of pulsed stand-alone sack cleaner according to claim 1, it is characterised in that: the ash exhauster includes electricity
Machine, retarder, screw conveyor, discharge valve；The motor is connected with screw conveyor, provides power to screw conveyor,
The retarder is connected with screw conveyor, reduces the speed of service to screw conveyor, the discharge valve is star-shaped discharge valve.
5. a kind of pulsed stand-alone sack cleaner according to claim 3, it is characterised in that: the pulse valve is right-angle impulse
Valve and II type lead directly to pulse valve.
6. a kind of pulsed stand-alone sack cleaner according to claim 1, it is characterised in that: gravity settling chamber (3) peace
Loaded on air inlet, it is connected with air inlet, including gravity settling chamber air inlet, gravity settling chamber gas outlet (19) sum aggregate ash dress
It sets, institute 1 states gravity settling chamber air inlet and is connected with the air inlet, and wind enters gravitational settling by gravity settling chamber air inlet
Room, gas are gone out by gravity settling chamber gas outlet (19), and dust enters collection apparatus for ash, and the collection apparatus for ash is provided with and ash bucket
The dust removal port (18) being connected.
7. a kind of pulsed stand-alone sack cleaner according to claim 1, it is characterised in that: the gas flow homogenization device (4)
Including deflector, 16 and the consistent aperture of filter bag bore of face vertical direction filter bag are provided on the deflector, it is described
Aperture perimeters are evenly arranged with the small-bore of round 5mm.
8. a kind of pulsed stand-alone sack cleaner according to claim 1, it is characterised in that: the purification device includes purification
Room, purification device air inlet (11), purification device gas outlet (13), the exhaust apparatus of the filter bag and the purification device air inlet
Mouth (11) is connected.
9. a kind of pulsed stand-alone sack cleaner according to claim 1, it is characterised in that: the purification device gas outlet with
Air detecting device (14) is connected, and the air detecting device includes first detection unit, second detection unit, data analysis
Unit, the first detection unit include dust detection, and the first detection unit, second detection unit and data are analyzed
Unit is connected, and the data transmission that will test is electrically connected to data analysis unit, the data analysis unit with control centre.
10. a kind of pulsed stand-alone sack cleaner according to claim 1, it is characterised in that: the purification device gas outlet
It is connected with discharge pipe, the discharge pipe is three-port structure (15), and one end connects purification device gas outlet (13), and one end connects outlet air
Mouth (17), there are also one end to connect return pipe (16), and the port of the connection air outlet and the port of connection return pipe are provided with electricity
Magnetic control valve, the Electromagnetic Control valve are connected with control centre, and the control centre receives the inspection of air detecting device
Measured data, when gas qualification, control centre closes the port of connection return pipe, opens the port of connection air outlet, and gas enters
Air outlet；When gas is unqualified, control centre open connection return pipe port, close connection air outlet port, gas into
Enter return pipe, the return pipe is connected with the air inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821327848.5U CN209060726U (en) | 2018-08-17 | 2018-08-17 | A kind of pulsed stand-alone sack cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821327848.5U CN209060726U (en) | 2018-08-17 | 2018-08-17 | A kind of pulsed stand-alone sack cleaner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209060726U true CN209060726U (en) | 2019-07-05 |
Family
ID=67090582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821327848.5U Active CN209060726U (en) | 2018-08-17 | 2018-08-17 | A kind of pulsed stand-alone sack cleaner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209060726U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108993037A (en) * | 2018-08-17 | 2018-12-14 | 南通艾迈特机械有限公司 | A kind of pulsed stand-alone sack cleaner |
-
2018
- 2018-08-17 CN CN201821327848.5U patent/CN209060726U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108993037A (en) * | 2018-08-17 | 2018-12-14 | 南通艾迈特机械有限公司 | A kind of pulsed stand-alone sack cleaner |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103372361A (en) | Single pulse bag type dust collector | |
| CN203196478U (en) | Pulse bag-type dust collector and ash bucket thereof | |
| CN108993037A (en) | A kind of pulsed stand-alone sack cleaner | |
| CN201140008Y (en) | Positive pressure inverse air draft bag-type dust-collector | |
| CN209060726U (en) | A kind of pulsed stand-alone sack cleaner | |
| CN202700259U (en) | Pulse jetting dust collector | |
| CN207708752U (en) | A kind of pre-dedusting device for carpenter's deduster | |
| CN109248531A (en) | A kind of spiral industrial waste gas dedusting device | |
| CN207548519U (en) | A kind of dust cleaning apparatus of sander | |
| CN205760242U (en) | Pulse bag type dust collector device | |
| CN205461467U (en) | Compound bag collector of position pulse | |
| CN204563805U (en) | The special positive-negative voltage pulse bag-type dust removing system in oil field | |
| CN108223001B (en) | Detect the precise determination device and measuring method of different model nozzle dustfall efficiency | |
| CN206746176U (en) | A kind of quick device for checking that dust-precipitator pressure is low | |
| CN207203771U (en) | Pulse bag formula precipitron | |
| CN207385685U (en) | A kind of sandstone processes dust pelletizing system | |
| CN109731406A (en) | A kind of pulse bag type dust collector | |
| CN108714337A (en) | A kind of high-effective dust-removing dust arrester installation | |
| CN205269267U (en) | Bag -type dust remover | |
| CN206240196U (en) | A kind of efficient pocket type collecting bin with sampling observation mechanism | |
| CN107520035A (en) | A kind of device and method of sandstone processing and dedusting | |
| CN203355884U (en) | Ash removal device for anode plates of electric dust collector | |
| CN203436959U (en) | Pulse jet baghouse | |
| CN203370432U (en) | Stand-alone pulse bag-type dust collector | |
| CN102430310B (en) | Method for recycling fine coal particles |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |