CN219483669U - Emulsion reation kettle inner wall belt cleaning device - Google Patents
Emulsion reation kettle inner wall belt cleaning device Download PDFInfo
- Publication number
- CN219483669U CN219483669U CN202223395537.1U CN202223395537U CN219483669U CN 219483669 U CN219483669 U CN 219483669U CN 202223395537 U CN202223395537 U CN 202223395537U CN 219483669 U CN219483669 U CN 219483669U
- Authority
- CN
- China
- Prior art keywords
- cleaning
- rotating shaft
- driving device
- annular pipe
- brush body
- 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
- Cleaning In General (AREA)
Abstract
The utility model discloses an emulsion reaction kettle inner wall cleaning device which comprises a frame, a lifting seat, a rotating shaft and a cleaning assembly arranged on the rotating shaft, wherein the cleaning assembly comprises an annular pipe, the annular pipe is fixedly arranged at the bottom end of the rotating shaft through a connecting rod, the annular pipe is coaxial with the rotating shaft, a plurality of brush body assemblies are uniformly distributed on the outer circumferential surface of the annular pipe along the circumferential direction, each brush body assembly comprises a brush body driving device and a cleaning brush, the brush body driving device drives the cleaning brush to stretch and retract along the radial direction of the annular pipe, and a plurality of water spray heads are uniformly distributed on the bottom surface of the annular pipe along the circumferential direction. According to the utility model, the brush body driving device can act to drive the cleaning brush to stretch out and draw back along the radial direction, so that the cleaning device is applicable to reaction kettles with different inner diameter sizes, and the application range of the cleaning device is widened.
Description
Technical Field
The utility model relates to the technical field of reaction kettle cleaning devices, in particular to an emulsion reaction kettle inner wall cleaning device.
Background
Solder paste is a paste-like mixture formed by mixing solder powder, soldering flux, other surfactants, thixotropic agents and the like, and in the mixing process of the solder paste, the raw material mixture is required to be filled into a reaction kettle for full stirring, so that the solder paste achieves an emulsifying effect.
After emulsification is completed, the inner wall of the reaction kettle needs to be cleaned, and when the existing reaction kettle inner wall cleaning device is used, cleaning functions are mostly realized through a spray head, so that the cleaning difficulty is high, the cleaning effect is poor, and the phenomenon of solder paste residue easily occurs on the inner wall of the reaction kettle. And the inner diameters of the reaction kettles of different types of products are different, how to design a cleaning device to efficiently clean the reaction kettles with different calibers becomes a technical problem to be solved
Disclosure of Invention
The embodiment of the utility model provides an emulsion reaction kettle inner wall cleaning device which can be suitable for reaction kettles with different inner diameters, automatically clean the inner wall of the reaction kettle and save labor.
In order to achieve the aim of the utility model, the utility model provides a cleaning device for the inner wall of an emulsion reaction kettle, which comprises a frame, a lifting seat, a rotating shaft and a cleaning component arranged on the rotating shaft, wherein the cleaning component is used for cleaning the side wall of the reaction kettle,
the upper part of the frame is fixedly provided with a lifting driving device, the lifting seat is fixedly connected with the lifting driving device and is driven by the lifting driving device to lift along the vertical direction,
the rotating shaft arranged along the vertical direction is rotatably arranged on the lifting seat, a first driving motor for driving the rotating shaft to rotate is fixedly arranged on the lifting seat, the rotating shaft is connected with a motor shaft of the first driving motor through a transmission part, the rotating shaft is driven to rotate by the first driving motor,
the cleaning component comprises an annular pipe which is fixedly arranged at the bottom end of a rotating shaft through a connecting rod, the annular pipe is coaxial with the rotating shaft, a plurality of brush body components are uniformly distributed on the outer circumferential surface of the annular pipe along the circumferential direction, the brush body components comprise a brush body driving device and a cleaning brush, the cleaning brush is fixedly connected with the brush body driving device, the brush body driving device is fixedly connected with the outer circumferential surface of the annular pipe, the brush body driving device drives the cleaning brush to stretch along the radial direction of the annular pipe, a plurality of water spraying heads are uniformly distributed on the bottom surface of the annular pipe along the circumferential direction, the water spraying heads are communicated with the annular pipe and face the radial outer side of the annular pipe, the annular pipe is provided with a water inlet,
the pivot is cavity tubulose, and the inside of pivot is provided with the inlet tube, and the part that the inlet tube is close to the upper end is connected with pivot fixed connection, and the upper end of inlet tube passes through rotary joint and connects the delivery pipe, and the bottom of pivot has the hole of stepping down that supplies the inlet tube to wear out, the lower extreme of inlet tube is followed the hole of stepping down wears out and connects the water inlet of annular pipe.
The lifting driving device drives the lifting seat to lift, so that the rotating shaft and the cleaning assembly are driven to lift, when the cleaning assembly is used, the cleaning assembly is lifted to a height higher than the reaction kettle, and then the reaction kettle is arranged below the cleaning assembly. Of course, alternatively, the bottom of the frame is provided with rollers, so that the frame can be moved to the side of the reaction kettle, and the cleaning assembly is positioned above the reaction kettle. Then, according to the inner diameter size of the reaction kettle, the brush body driving device is enabled to act to drive the cleaning brush to radially stretch out and draw back to be matched with the inner diameter size of the reaction kettle. Then drive the lifting seat through lifting drive device to drive pivot and cleaning module and go up and down, first driving motor drive pivot is rotatory simultaneously, thereby makes the cleaning module follow the axle center rotation when going up and down, cooperates sprinkler bead spun cleaning liquid, and the cleaning brush alright brush the action of brushing to reation kettle's whole lateral wall, accomplish reation kettle's washing voluntarily, saves the manual work.
Optionally, the brush body driving device is a linear motor, and the rear end of the cleaning brush is fixedly connected with a motor shaft of the linear motor. Further preferably, the outer part of the linear motor is sleeved with a protective shell, a yielding hole for the motor shaft of the linear motor to extend out is formed in the protective shell, and the part of the motor shaft of the linear motor extending out of the yielding hole is fixedly connected with the cleaning brush.
Optionally, the frame include the base, fixed stand and the fixed backup pad that sets up in the stand top of setting on the base, lift drive fixed mounting in the backup pad.
Optionally, the lifting driving device is a linear motor or a hydraulic cylinder.
Preferably, the support plate is provided with two lifting driving devices, and the two lifting driving devices are symmetrically arranged about the axis of the rotating shaft. Further preferably, the two lifting driving devices are hydraulic cylinders, the hydraulic cylinders are arranged in the vertical direction, the hydraulic cylinders are fixedly mounted on the supporting plates, piston rods of the hydraulic cylinders are located below the supporting plates, and the end parts of the piston rods are fixedly connected with the lifting seats.
Preferably, four brush body components are uniformly distributed on the outer circumferential surface of the annular tube along the circumferential direction.
One or more technical solutions in the embodiments of the present utility model at least have the following technical effects or advantages:
according to the utility model, the brush body driving device can act to drive the cleaning brush to stretch out and draw back along the radial direction, so that the cleaning device is applicable to reaction kettles with different inner diameter sizes, and the application range of the cleaning device is widened.
According to the utility model, the lifting driving device drives the lifting seat to lift, so that the rotating shaft and the cleaning assembly are driven to lift, and meanwhile, the first driving motor drives the rotating shaft to rotate, so that the cleaning assembly rotates along the axis while lifting, and the cleaning brush can brush the whole side wall of the reaction kettle by matching with cleaning liquid sprayed by the water spray head, thereby automatically completing the cleaning of the reaction kettle and saving labor.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a cleaning assembly according to the present utility model;
FIG. 3 is a schematic view of the structure of the ring tube and brush assembly of the present utility model;
fig. 4 is a schematic view of the working state structure of the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 and 2, the embodiment of the utility model provides a cleaning device for the inner wall of an emulsion reaction kettle, which comprises a frame 1, a lifting seat 2, a rotating shaft 3 and a cleaning component arranged on the rotating shaft 3, wherein the cleaning component is used for cleaning the side wall of the reaction kettle and comprises the frame 1, the lifting seat 2, the rotating shaft 3 and the cleaning component arranged on the rotating shaft 3,
the upper part of the frame 1 is fixedly provided with a lifting driving device 4, the lifting seat 2 is fixedly connected with the lifting driving device 4, the lifting driving device 4 drives the lifting seat 2 to lift along the vertical direction,
the rotating shaft 3 arranged along the vertical direction is rotatably arranged on the lifting seat 2, a first driving motor 5 for driving the rotating shaft 3 to rotate is fixedly arranged on the lifting seat 2, the rotating shaft 3 is connected with a motor shaft of the first driving motor 5 through a transmission part, the rotating shaft 3 is driven to rotate by the first driving motor 5,
the cleaning component comprises an annular tube 6, the annular tube 6 is fixedly arranged at the bottom end of a rotating shaft 3 through a connecting rod, the annular tube 6 is coaxial with the rotating shaft 3, a plurality of brush body components are uniformly distributed on the outer circumferential surface of the annular tube 6 along the circumferential direction, the brush body components are combined with the cleaning brush 8 as shown in figure 3, the brush body components comprise a brush body driving device 7 and a cleaning brush 8, the cleaning brush 8 is fixedly connected with the brush body driving device 7, the brush body driving device 7 is fixedly connected with the outer circumferential surface of the annular tube 6, the brush body driving device 7 drives the cleaning brush 8 to stretch and retract along the radial direction of the annular tube 6, a plurality of water spraying heads 9 are uniformly distributed on the bottom surface of the annular tube 6 along the circumferential direction, the water spraying heads 9 are communicated with the annular tube 6 and face the radial outer side of the annular tube 6, the annular tube 6 is provided with a water inlet,
the pivot 3 is cavity tubulose, and the inside of pivot 3 is provided with inlet tube 10, and the part that inlet tube 10 is close to the upper end is connected with pivot 3 fixed connection, and the delivery pipe is passed through rotary joint to the upper end of inlet tube 10, and the bottom of pivot 3 has the hole of stepping down that supplies inlet tube 10 to wear out, and the lower extreme of inlet tube 10 is followed the hole of stepping down wears out and connects the water inlet of annular pipe 6.
The lifting seat 2 is driven to lift by the lifting driving device 4, so that the rotating shaft 3 and the cleaning component are driven to lift, and when the cleaning component is used, as shown in fig. 1, the cleaning component is lifted to a height higher than the reaction kettle, and then the reaction kettle is arranged below the cleaning component. Of course, alternatively, rollers may be provided at the bottom of the frame 1, so that the frame 1 may be moved to the side of the reaction vessel and the cleaning assembly may be located above the reaction vessel. Then, according to the inner diameter of the reaction kettle, the brush body driving device 7 is operated to drive the cleaning brush 8 to stretch out and draw back along the radial direction until the inner diameter of the reaction kettle is matched with the inner diameter of the reaction kettle. Then drive lifting seat 2 through lifting drive 4 goes up and down to drive pivot 3 and cleaning subassembly and go up and down, combine the figure 4 to show, first driving motor 5 drive pivot 3 rotation simultaneously, thereby make the cleaning subassembly along the axle center rotation when going up and down, cooperation sprinkler bead 9 spun cleaning liquid, cleaning brush 8 alright brush the action to the whole lateral wall of reation kettle, accomplish reation kettle's washing automatically, save the manual work.
Optionally, the brush body driving device 7 is a linear motor, and the rear end of the cleaning brush 8 is fixedly connected with a motor shaft of the linear motor. Further preferably, a protecting shell is sleeved outside the linear motor, a yielding hole for the motor shaft of the linear motor to extend out is formed in the protecting shell, and the part of the motor shaft of the linear motor extending out of the yielding hole is fixedly connected with the cleaning brush 8.
Optionally, the frame 1 includes a base, a stand column fixedly arranged on the base, and a support plate fixedly arranged above the stand column, and the lifting driving device 4 is fixedly installed on the support plate.
Optionally, the lifting driving device is a linear motor or a hydraulic cylinder.
Preferably, two lifting driving devices 4 are arranged on the supporting plate, and the two lifting driving devices 4 are symmetrically arranged about the axis of the rotating shaft 3. Further preferably, the two lifting driving devices are hydraulic cylinders, the hydraulic cylinders are arranged along the vertical direction, the hydraulic cylinders are fixedly mounted on the supporting plate, a piston rod of each hydraulic cylinder is positioned below the supporting plate, and the end parts of the piston rods are fixedly connected with the lifting seat 2
The upper part of the frame 1 is fixedly provided with a lifting driving device 4, the lifting seat 2 is fixedly connected with the lifting driving device 4, the lifting driving device 4 drives the lifting seat 2 to lift along the vertical direction,
the rotating shaft 3 arranged along the vertical direction is rotatably arranged on the lifting seat 2, a first driving motor 5 for driving the rotating shaft 3 to rotate is fixedly arranged on the lifting seat 2, the rotating shaft 3 is connected with a motor shaft of the first driving motor 5 through a transmission part, the rotating shaft 3 is driven to rotate by the first driving motor 5,
the cleaning component comprises an annular tube 6, the annular tube 6 is fixedly arranged at the bottom end of the rotating shaft 3 through a connecting rod, the annular tube 6 is coaxial with the rotating shaft 3, a plurality of brush body components are uniformly distributed on the outer circumferential surface of the annular tube 6 along the circumferential direction, the brush body components comprise a brush body driving device 7 and a cleaning brush 8, the cleaning brush 8 is fixedly connected with the brush body driving device 7, the brush body driving device 7 is fixedly connected with the outer circumferential surface of the annular tube 6, the brush body driving device 7 drives the cleaning brush 8 to stretch and retract along the radial direction of the annular tube 6, a plurality of water spraying heads 9 are uniformly distributed on the bottom surface of the annular tube 6 along the circumferential direction, the water spraying heads 9 are communicated with the annular tube 6 and face the radial outer side of the annular tube 6, the annular tube 6 is provided with a water inlet,
the pivot 3 is cavity tubulose, and the inside of pivot 3 is provided with inlet tube 10, and the part that inlet tube 10 is close to the upper end is connected with pivot 3 fixed connection, and the delivery pipe is passed through rotary joint to the upper end of inlet tube 10, and the bottom of pivot 3 has the hole of stepping down that supplies inlet tube 10 to wear out, and the lower extreme of inlet tube 10 is followed the hole of stepping down wears out and connects the water inlet of annular pipe 6.
According to the utility model, the lifting seat 2 is driven to lift by the lifting driving device 4, so that the rotating shaft 3 and the cleaning component are driven to lift, when the cleaning component is used, the cleaning component is lifted to a height higher than the reaction kettle, and then the reaction kettle is arranged below the cleaning component. Of course, alternatively, rollers may be provided at the bottom of the frame 1, so that the frame 1 may be moved to the side of the reaction vessel and the cleaning assembly may be located above the reaction vessel. Then, according to the inner diameter of the reaction kettle, the brush body driving device 7 is operated to drive the cleaning brush 8 to stretch out and draw back along the radial direction until the inner diameter of the reaction kettle is matched with the inner diameter of the reaction kettle. Then drive lifting seat 2 through lifting drive 4 goes up and down to drive pivot 3 and cleaning subassembly and go up and down, first driving motor 5 drive pivot 3 is rotatory simultaneously, thereby makes the cleaning subassembly along the axle center rotation when going up and down, cooperates sprinkler bead 9 spun cleaning liquid, and cleaning brush 8 alright scrub the action to reation kettle's whole lateral wall, accomplish reation kettle's washing automatically, save the manual work.
Optionally, the brush body driving device 7 is a linear motor, and the rear end of the cleaning brush 8 is fixedly connected with a motor shaft of the linear motor. Further preferably, a protecting shell is sleeved outside the linear motor, a yielding hole for the motor shaft of the linear motor to extend out is formed in the protecting shell, and the part of the motor shaft of the linear motor extending out of the yielding hole is fixedly connected with the cleaning brush 8.
Optionally, the frame 1 includes a base, a stand column fixedly arranged on the base, and a support plate fixedly arranged above the stand column, and the lifting driving device 4 is fixedly installed on the support plate.
Optionally, the lifting driving device is a linear motor or a hydraulic cylinder.
Preferably, two lifting driving devices 4 are arranged on the supporting plate, and the two lifting driving devices 4 are symmetrically arranged about the axis of the rotating shaft 3. Further preferably, the two lifting driving devices are hydraulic cylinders, the hydraulic cylinders are arranged along the vertical direction, the hydraulic cylinders are fixedly mounted on the supporting plate, piston rods of the hydraulic cylinders are located below the supporting plate, and the end parts of the piston rods are fixedly connected with the lifting seats 2.
It should be noted that the above-mentioned embodiments illustrate rather than limit the utility model, and that those skilled in the art will be able to design alternative embodiments without departing from the scope of the appended claims. In the claims, any reference signs placed between parentheses shall not be construed as limiting the claim. The word "comprising" or "comprises" does not exclude the presence of elements or steps not listed in a claim. The word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. The use of the words first, second, third, etc. do not denote any order, and the words may be interpreted as names.
All of the features disclosed in this specification, except mutually exclusive features, may be combined in any manner.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise. That is, each feature is one example only of a generic series of equivalent or similar features, unless expressly stated otherwise.
The utility model is not limited to the specific embodiments described above. The utility model extends to any novel one, or any novel combination, of the features disclosed in this specification, as well as to any novel one, or any novel combination, of the steps of the method or process disclosed.
Claims (8)
1. The inner wall cleaning device of the emulsification reaction kettle is characterized by comprising a frame, a lifting seat, a rotating shaft and a cleaning component arranged on the rotating shaft, wherein the cleaning component is used for cleaning the side wall of the reaction kettle,
the upper part of the frame is fixedly provided with a lifting driving device, the lifting seat is fixedly connected with the lifting driving device and is driven by the lifting driving device to lift along the vertical direction,
the rotating shaft arranged along the vertical direction is rotatably arranged on the lifting seat, a first driving motor for driving the rotating shaft to rotate is fixedly arranged on the lifting seat, the rotating shaft is connected with a motor shaft of the first driving motor through a transmission part, the rotating shaft is driven to rotate by the first driving motor,
the cleaning component comprises an annular pipe which is fixedly arranged at the bottom end of a rotating shaft through a connecting rod, the annular pipe is coaxial with the rotating shaft, a plurality of brush body components are uniformly distributed on the outer circumferential surface of the annular pipe along the circumferential direction, the brush body components comprise a brush body driving device and a cleaning brush, the cleaning brush is fixedly connected with the brush body driving device, the brush body driving device is fixedly connected with the outer circumferential surface of the annular pipe, the brush body driving device drives the cleaning brush to stretch along the radial direction of the annular pipe, a plurality of water spraying heads are uniformly distributed on the bottom surface of the annular pipe along the circumferential direction, the water spraying heads are communicated with the annular pipe and face the radial outer side of the annular pipe, the annular pipe is provided with a water inlet,
the pivot is cavity tubulose, and the inside of pivot is provided with the inlet tube, and the part that the inlet tube is close to the upper end is connected with pivot fixed connection, and the upper end of inlet tube passes through rotary joint and connects the delivery pipe, and the bottom of pivot has the hole of stepping down that supplies the inlet tube to wear out, the lower extreme of inlet tube is followed the hole of stepping down wears out and connects the water inlet of annular pipe.
2. The apparatus for cleaning the inner wall of an emulsion reactor according to claim 1, wherein the brush body driving device is a linear motor, and the rear end of the cleaning brush is fixedly connected with a motor shaft of the linear motor.
3. The device for cleaning the inner wall of the emulsification reaction kettle according to claim 2, wherein a protecting shell is sleeved outside the linear motor, a yielding hole for the motor shaft of the linear motor to extend out is formed in the protecting shell, and the part of the motor shaft of the linear motor extending out of the yielding hole is fixedly connected with the cleaning brush.
4. The apparatus for cleaning the inner wall of an emulsion reactor according to claim 1, wherein the frame comprises a base, a column fixedly arranged on the base, and a supporting plate fixedly arranged above the column, and the lifting driving device is fixedly arranged on the supporting plate.
5. The cleaning device for the inner wall of the emulsification reaction kettle according to claim 1 or 4, wherein the lifting driving device is a linear motor or a hydraulic cylinder.
6. The apparatus for cleaning inner wall of emulsion reactor as claimed in claim 4, wherein two lifting driving devices are arranged on said supporting plate, and the two lifting driving devices are symmetrically arranged about the axis of the rotating shaft.
7. The apparatus for cleaning inner wall of emulsion reactor as set forth in claim 6, wherein said two lifting drives are hydraulic cylinders, the hydraulic cylinders are disposed along a vertical direction, the hydraulic cylinders are fixedly mounted on the support plate, and the piston rods of the hydraulic cylinders are disposed below the support plate, and the ends of the piston rods are fixedly connected with the lifting seats.
8. The cleaning device for the inner wall of the emulsification reaction kettle as claimed in claim 1, wherein four brush body assemblies are uniformly distributed on the outer circumferential surface of the annular tube along the circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223395537.1U CN219483669U (en) | 2022-12-19 | 2022-12-19 | Emulsion reation kettle inner wall belt cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223395537.1U CN219483669U (en) | 2022-12-19 | 2022-12-19 | Emulsion reation kettle inner wall belt cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219483669U true CN219483669U (en) | 2023-08-08 |
Family
ID=87504246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223395537.1U Active CN219483669U (en) | 2022-12-19 | 2022-12-19 | Emulsion reation kettle inner wall belt cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219483669U (en) |
-
2022
- 2022-12-19 CN CN202223395537.1U patent/CN219483669U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210647396U (en) | Casting mould convenient to clearance | |
| CN212312281U (en) | A wood shavings glue mixing device for on OSB board production line | |
| CN219483669U (en) | Emulsion reation kettle inner wall belt cleaning device | |
| CN108850054A (en) | A kind of side pattern spraying device of cake | |
| CN219130225U (en) | Emulsion reation kettle cleaning device with adjustable adaptation internal diameter | |
| CN210172141U (en) | Cleaning device for crystallizer | |
| CN110435004B (en) | Concrete mixing equipment for construction | |
| CN216224003U (en) | Preparation equipment for water-based pressure-sensitive adhesive composite non-setting adhesive material | |
| CN215031623U (en) | Flange cleaning device | |
| CN211462818U (en) | Full-automatic food mixer | |
| CN209123907U (en) | A kind of double reaction kettles of the coating with cleaning device | |
| CN215693397U (en) | Mixer of aviation cleaner | |
| CN109486654A (en) | A kind of dedicated agitating device of medicine medicament | |
| CN215540819U (en) | High-efficient reation kettle is used in production of weak base oil-displacing agent | |
| CN212068423U (en) | Agitating unit convenient to wash | |
| CN217410776U (en) | Waste liquid treatment is with high-efficient type reation kettle | |
| CN212663337U (en) | Odor-removing wall-repairing paste comprehensive stirring device | |
| CN219647368U (en) | Mixing equipment convenient to clean | |
| CN215086581U (en) | A agitating unit for enamel kettle | |
| CN220295432U (en) | Cleaning device for filling machine | |
| CN219129018U (en) | Reation kettle convenient to maintain | |
| CN214160792U (en) | Chemical industry reation kettle self-cleaning device | |
| CN218901624U (en) | Automatic paint stirring equipment capable of fully mixing | |
| CN219464277U (en) | Belt cleaning device for pharmacy | |
| CN217314850U (en) | Wash agitator tank |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |