CN219399083U - Processing apparatus for chemical industry oil analysis - Google Patents
Processing apparatus for chemical industry oil analysis Download PDFInfo
- Publication number
- CN219399083U CN219399083U CN202320651349.6U CN202320651349U CN219399083U CN 219399083 U CN219399083 U CN 219399083U CN 202320651349 U CN202320651349 U CN 202320651349U CN 219399083 U CN219399083 U CN 219399083U
- Authority
- CN
- China
- Prior art keywords
- processing
- box
- base
- treatment
- filter screen
- 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
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/74—Recovery of fats, fatty oils, fatty acids or other fatty substances, e.g. lanolin or waxes
Abstract
The utility model relates to the technical field of chemical oil analysis, in particular to a processing device for chemical oil analysis, which improves the processing effect, the practicability and the convenience; the device comprises a base, a treatment box and a treatment device, wherein the treatment device comprises a filter screen barrel, a rotating shaft, a bearing seat, a centrifugal motor, a transmission shaft, a barrel cover and two fixing screws, the treatment box is arranged at the top end of the base, a cavity is formed in the treatment box, and the treatment device is arranged in the cavity of the treatment box; still including vibrating device and collection device, vibrating device includes two electric telescopic handle, two sliders and two fixed blocks, and collection device includes flexible hose, valve, connecting pipe, collecting box and oil outlet pipe, and vibrating device installs on the top of base, and the installation of processing box is on vibrating device, and collection device is located the bottom of base, and collection device's input communicates with the cavity of processing the case.
Description
Technical Field
The utility model relates to the technical field of chemical oil analysis, in particular to a processing device for chemical oil analysis.
Background
The processing device for chemical oil analysis is an auxiliary device for chemical oil analysis and processing, and is widely used in the field of chemical oil analysis; the existing treatment device for analyzing the chemical oil product comprises a base, a treatment box and a treatment device, wherein the treatment box is arranged at the top end of the base, a cavity is formed in the treatment box, and the treatment device is arranged in the cavity of the treatment box; when the existing treatment device for chemical oil analysis is used, firstly, oil is added into a treatment device in a chamber of a treatment box, and then the treatment device is started to treat the oil; the existing processing device for chemical oil analysis discovers in use that when the processing device performs centrifugal processing, the added oil cannot be sufficiently centrifugally oscillated to cause a poor centrifugal effect, so that errors can be generated during oil analysis after centrifugation, and meanwhile, separated metal abrasive particles and oil are inconvenient to collect, so that the detection and analysis are inconvenient, and the practicability is poor.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the chemical oil analysis processing device which improves the processing effect, the practicability and the convenience.
The utility model relates to a treatment device for analysis of chemical oil products, which comprises a base, a treatment box and a treatment device, wherein the treatment box is arranged at the top end of the base, a cavity is formed in the treatment box, and the treatment device is arranged in the cavity of the treatment box; the device comprises a base, a treatment box, a vibrating device, a collecting device and a control device, wherein the vibrating device is arranged at the top end of the base, the treatment box is arranged on the vibrating device, the collecting device is positioned at the bottom end of the base, and the input end of the collecting device is communicated with a cavity of the treatment box; through oscillation device and processing apparatus cooperation for the fluid in the processing apparatus fully carries out centrifugal oscillation, improves the treatment effect, improves the practicality, and collection device collects fluid, thereby separately carries out analysis and treatment, improves the convenience.
Preferably, the oscillating device comprises two electric telescopic rods, two sliding blocks and two fixing blocks, wherein the bottom ends of the two electric telescopic rods are connected with the top end of the base, the two electric telescopic rods are symmetrically arranged at the top end of the base, the top ends of the two electric telescopic rods are connected with the bottom end of the treatment box, the two sliding blocks are symmetrically arranged on the outer side walls of the lower parts of the left end and the right end of the treatment box, the two fixing blocks are arranged at the left end and the right end of the treatment box, the bottom ends of the two fixing blocks are connected with the top end of the base, sliding grooves matched with the sliding blocks are formed in the inner side walls of the two fixing blocks, and the two sliding blocks are slidably arranged in the sliding grooves of the fixing blocks; the electric telescopic rod is started, the treatment box is driven to move up and down in the fixed block in a circulating way through the sliding block, so that the treatment device in the cavity of the treatment box moves up and down in a circulating way, oil in the treatment device is enabled to vibrate in a centrifugal way, and accuracy is higher in oil collection and analysis after centrifugation.
Preferably, the processing device comprises a filter screen barrel, a rotating shaft, a bearing seat, a centrifugal motor, a transmission shaft, a barrel cover and two fixing screws, wherein the left end of the filter screen barrel is concentrically connected with the right end of the rotating shaft, the left end of the rotating shaft is rotatably arranged on the inner side wall of the left end of the processing box through the bearing seat, the centrifugal motor is arranged on the outer side wall of the right end of the processing box, the transmission shaft is arranged at the output end of the centrifugal motor, one end of the transmission shaft penetrates through the outer side wall of the processing box and is concentrically connected with the right end of the filter screen barrel, the top end of the filter screen barrel is provided with a feed inlet, and the two ends of the barrel cover are arranged at the feed inlet of the filter screen barrel through the fixing screws; the barrel cover is opened, oil is added into the filter screen barrel, the centrifugal motor is started, the filter screen barrel is driven to rotate at a high speed through the transmission shaft, centrifugal treatment is carried out on the oil, the centrifugal effect is strong, the structure is simple, the cost is low, the installation and the operation are easy, and the practicability of the device is improved.
Preferably, the collecting device comprises a telescopic hose, a valve, a connecting pipe, a collecting box and an oil outlet pipe, wherein the top end of the telescopic hose is arranged at the bottom end of the treating box, the input end of the telescopic hose is communicated with a cavity of the treating box, the bottom end of the telescopic hose penetrates through the top end of the base to be connected with the input end of the valve, the output end of the valve is connected with the input end of the connecting pipe, the collecting box is positioned below the connecting pipe, the output end of the connecting pipe is movably connected with the input end of the collecting box, and the oil outlet pipe is arranged at the top end of the left part of the collecting box; when the vibration device drives the treatment box to move up and down circularly through the telescopic hose, oil centrifugally treated by the treatment device flows into the collecting box through the telescopic hose, the valve and the connecting pipe, metal abrasive particles and the oil can be separated after centrifugal vibration, the connecting pipe is pulled out, and the oil can be poured out of the collecting box through the oil outlet pipe for collection, so that analysis and treatment are carried out, and the convenience of equipment in use is improved.
Preferably, the device also comprises a box cover, two hinges and a handle, wherein the box cover is arranged at the top end of the treatment box through the two hinges, the inner side wall of the box cover is provided with a smooth plane and is coated with an oleophobic layer, and the handle is arranged at the front end of the top of the box cover; through pulling the handle, make the case lid rotate around the hinge, make the case lid seal the cavity of handling the case, prevent that fluid from throwing away when high-speed centrifugation, influence experimental environment, the inboard oleophobic layer of case lid avoids the fluid after the separation to glue on the inside wall of case lid simultaneously, accuracy when improving the collection analysis, improvement practicality.
Preferably, the device further comprises a plurality of supporting legs and a plurality of rubber pads, wherein the top ends of the supporting legs are connected with the bottom end of the base, the supporting legs are symmetrically arranged at the bottom end of the base, and the rubber pads are arranged at the bottom ends of the supporting legs; support the device through a plurality of supporting legs, stability when improving the device operation, the rubber pad of supporting leg bottom increases the frictional force with ground simultaneously, avoids the device to produce because of the vibration and removes, and the noise absorption reduces the vibration.
Compared with the prior art, the utility model has the beneficial effects that: through oscillation device and processing apparatus cooperation for the fluid in the processing apparatus fully carries out centrifugal oscillation, improves the treatment effect, improves the practicality, and collection device collects fluid, thereby separately carries out analysis and treatment, improves the convenience.
Drawings
FIG. 1 is a schematic elevational cross-sectional view of the present utility model;
FIG. 2 is a schematic view of the processing apparatus of the present utility model;
FIG. 3 is a schematic view of the structure of the treatment tank and the tank cover of the present utility model;
FIG. 4 is a schematic top view of the present utility model;
FIG. 5 is a schematic view of the structure of the portion A in FIG. 1 according to the present utility model
The reference numerals in the drawings: 1. a base; 2. a treatment box; 3. an electric telescopic rod; 4. a slide block; 5. a fixed block; 6. a filter screen barrel; 7. a rotating shaft; 8. a bearing seat; 9. a centrifugal motor; 10. a transmission shaft; 11. a barrel cover; 12. a set screw; 13. a flexible hose; 14. a valve; 15. a connecting pipe; 16. a collection box; 17. an oil outlet pipe; 18. a case cover; 19. a hinge; 20. a handle; 21. support legs; 22. and a rubber pad.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Examples
The treatment box 2 is arranged at the top end of the base 1, a cavity is formed in the treatment box 2, and the treatment device is arranged in the cavity of the treatment box 2; the device is characterized by further comprising an oscillating device and a collecting device, wherein the oscillating device is arranged at the top end of the base 1, the treatment box 2 is arranged on the oscillating device, the collecting device is positioned at the bottom end of the base 1, and the input end of the collecting device is communicated with a cavity of the treatment box 2;
the vibration device comprises two electric telescopic rods 3, two sliding blocks 4 and two fixed blocks 5, wherein the bottom ends of the two electric telescopic rods 3 are connected with the top end of the base 1, the two electric telescopic rods 3 are symmetrically arranged at the top end of the base 1, the top ends of the two electric telescopic rods 3 are connected with the bottom end of the treatment box 2, the two sliding blocks 4 are symmetrically arranged on the outer side walls of the lower parts of the left end and the right end of the treatment box 2, the two fixed blocks 5 are arranged at the left end and the right end of the treatment box 2, the bottom ends of the two fixed blocks 5 are connected with the top end of the base 1, sliding grooves matched with the sliding blocks 4 are formed in the inner side walls of the two fixed blocks 5, and the two sliding blocks 4 are slidably arranged in the sliding grooves of the fixed blocks 5;
the treatment device comprises a filter screen barrel 6, a rotating shaft 7, a bearing seat 8, a centrifugal motor 9, a transmission shaft 10, a barrel cover 11 and two fixing screws 12, wherein the left end of the filter screen barrel 6 is concentrically connected with the right end of the rotating shaft 7, the left end of the rotating shaft 7 is rotatably arranged on the left end inner side wall of the treatment box 2 through the bearing seat 8, the centrifugal motor 9 is arranged on the right end outer side wall of the treatment box 2, the transmission shaft 10 is arranged at the output end of the centrifugal motor 9, one end of the transmission shaft 10 passes through the outer side wall of the treatment box 2 and is concentrically connected with the right end of the filter screen barrel 6, the top end of the filter screen barrel 6 is provided with a feed inlet, and the two ends of the barrel cover 11 are arranged at the feed inlet of the filter screen barrel 6 through the fixing screws 12 in a threaded manner;
the treatment box 2 further comprises a box cover 18, two hinges 19 and a handle 20, wherein the box cover 18 is arranged at the top end of the treatment box 2 in a covering mode through the two hinges 19, a smooth plane is arranged on the inner side wall of the box cover 18, an oleophobic layer is coated on the inner side wall of the box cover 18, and the handle 20 is arranged at the front end of the top of the box cover 18;
the electric telescopic rod 3 is started, the treatment box 2 is driven to move up and down in the fixed block 5 in a circulating manner through the sliding block 4, so that the treatment device in the cavity of the treatment box 2 moves up and down in a circulating manner, oil in the treatment device is enabled to vibrate in a centrifugal manner, accuracy is higher in oil collection and analysis after centrifugation, the barrel cover 11 is opened, oil is added into the filter screen barrel 6, the centrifugal motor 9 is started, the filter screen barrel 6 is driven to rotate at a high speed through the transmission shaft 10, oil is subjected to centrifugal treatment, the centrifugal effect is strong, the structure is simple, the installation and the operation are easy, the practicability of the device is improved, the box cover 18 rotates around the hinge 19 through pulling the handle 20, the box cover 18 seals the cavity of the treatment box 2, the experimental environment is prevented from being thrown out during high-speed centrifugation, meanwhile, the oil on the inner side of the box cover 18 is prevented from being stuck on the inner side wall of the box cover 18, the accuracy in collection and analysis is improved, and the practicability is improved.
Examples
The treatment box 2 is arranged at the top end of the base 1, a cavity is formed in the treatment box 2, and the treatment device is arranged in the cavity of the treatment box 2; the device is characterized by further comprising an oscillating device and a collecting device, wherein the oscillating device is arranged at the top end of the base 1, the treatment box 2 is arranged on the oscillating device, the collecting device is positioned at the bottom end of the base 1, and the input end of the collecting device is communicated with a cavity of the treatment box 2;
the collecting device comprises a telescopic hose 13, a valve 14, a connecting pipe 15, a collecting box 16 and an oil outlet pipe 17, wherein the top end of the telescopic hose 13 is arranged at the bottom end of the treatment box 2, the input end of the telescopic hose 13 is communicated with a cavity of the treatment box 2, the bottom end of the telescopic hose 13 penetrates through the top end of the base 1 to be connected with the input end of the valve 14, the output end of the valve 14 is connected with the input end of the connecting pipe 15, the collecting box 16 is positioned below the connecting pipe 15, the output end of the connecting pipe 15 is movably connected with the input end of the collecting box 16, and the oil outlet pipe 17 is arranged at the top end of the left part of the collecting box 16;
the base 1 further comprises a plurality of supporting legs 21 and a plurality of rubber pads 22, wherein the top ends of the supporting legs 21 are connected with the bottom end of the base 1, the supporting legs 21 are symmetrically arranged at the bottom end of the base 1, and the rubber pads 22 are arranged at the bottom ends of the supporting legs 21;
when the vibration device drives the treatment box 2 to move up and down circularly through the telescopic hose 13, oil centrifugally treated by the treatment device flows into the collecting box 16 through the telescopic hose 13, the valve 14 and the connecting pipe 15, metal abrasive particles and oil can be separated after centrifugal vibration, the connecting pipe 15 is pulled out, the collecting box 16 can pour out the oil through the oil outlet pipe 17 to collect, so that analysis treatment is performed, convenience in equipment use is improved, the device is supported through the supporting legs 21, stability in device operation is improved, meanwhile, the rubber pads 22 at the bottom ends of the supporting legs 21 increase friction force with the ground, movement of the device due to vibration is avoided, noise is absorbed, and vibration is reduced.
As shown in fig. 1 to 5, in the chemical oil analysis processing device, when the chemical oil analysis processing device works, firstly, the tank cover 18 is opened through the handle 20, then oil is poured into the filter screen barrel 6, the barrel cover 11 is fixed at the feed inlet of the filter screen barrel 6 through the fixing screw 12, the tank cover 18 is closed, then the centrifugal motor 9 is started, the filter screen barrel 6 is driven to rotate at a high speed through the transmission shaft 10, meanwhile, the electric telescopic rod 3 is started, the processing box 2 is driven to move up and down in the fixing block 5 through the sliding block 4, so that the filter screen barrel 6 can move up and down in a circulating manner except for rotating, the oil in the filter screen barrel 6 is enabled to sufficiently perform centrifugal oscillation, the oil after centrifugal processing is enabled to flow into the collecting box 16 through the telescopic hose 13, the valve 14 and the connecting pipe 15 for collecting, metal abrasive particles and the oil after centrifugal oscillation can be separated, the connecting pipe 15 is pulled out, and the oil can be poured out through the oil outlet pipe 17 for collecting, and analysis processing is achieved.
The main functions realized by the utility model are as follows: through setting up vibrating device and making filter screen bucket 6 can rotate and also can control the circulation and remove to make the fluid that filter screen bucket 6 was interior fully carry out centrifugal vibration, make the accuracy higher when the fluid collection analysis after the centrifugation, collection device collects the fluid that filter screen bucket 6 separated, improves the convenience of collection.
The installation mode, the connection mode or the setting mode of the treatment device for analyzing the chemical oil product are common mechanical modes, and the treatment device can be implemented as long as the beneficial effects of the treatment device can be achieved; the centrifugal motor 9 of the treatment device for analyzing the chemical oil product is purchased in the market, and a person skilled in the art only needs to install and operate according to the attached instruction of the person, without the need of creative labor of the person skilled in the art.
All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (6)
1. The utility model provides a chemical industry oil is processing apparatus for analysis, includes base (1), processing case (2) and processing apparatus, and processing case (2) are installed on the top of base (1), and the inside of processing case (2) is provided with the cavity, and processing apparatus installs in the cavity inside of processing case (2); the device is characterized by further comprising an oscillating device and a collecting device, wherein the oscillating device is arranged at the top end of the base (1), the treatment box (2) is arranged on the oscillating device, the collecting device is arranged at the bottom end of the base (1), and the input end of the collecting device is communicated with the cavity of the treatment box (2).
2. The chemical oil analysis processing apparatus as claimed in claim 1, wherein the oscillation device comprises two electric telescopic rods (3), two sliding blocks (4) and two fixing blocks (5), the bottom ends of the two electric telescopic rods (3) are connected with the top ends of the base (1), the two electric telescopic rods (3) are symmetrically arranged at the top ends of the base (1), the top ends of the two electric telescopic rods (3) are connected with the bottom ends of the processing box (2), the two sliding blocks (4) are symmetrically arranged on the outer side walls of the lower parts of the left end and the right end of the processing box (2), the two fixing blocks (5) are arranged at the left end and the right end of the processing box (2), the bottom ends of the two fixing blocks (5) are connected with the top ends of the base (1), sliding grooves matched with the sliding blocks (4) are formed in the inner side walls of the two fixing blocks (4) and are slidably arranged in the sliding grooves of the fixing blocks (5).
3. The processing device for chemical oil analysis according to claim 1, wherein the processing device comprises a filter screen barrel (6), a rotating shaft (7), a bearing seat (8), a centrifugal motor (9), a transmission shaft (10), a barrel cover (11) and two fixing screws (12), the left end of the filter screen barrel (6) is concentrically connected with the right end of the rotating shaft (7), the left end of the rotating shaft (7) is rotatably mounted on the left end inner side wall of the processing box (2) through the bearing seat (8), the centrifugal motor (9) is mounted on the right end outer side wall of the processing box (2), the transmission shaft (10) is mounted at the output end of the centrifugal motor (9), one end of the transmission shaft (10) penetrates through the outer side wall of the processing box (2) to be concentrically connected with the right end of the filter screen barrel (6), the top end of the filter screen barrel (6) is provided with a feed inlet, and the two ends of the barrel cover (11) are mounted at the feed inlet of the filter screen barrel (6) through the fixing screws (12).
4. The chemical oil analysis processing apparatus as claimed in claim 1, wherein the collecting apparatus comprises a flexible hose (13), a valve (14), a connecting pipe (15), a collecting tank (16) and an oil outlet pipe (17), the top end of the flexible hose (13) is installed at the bottom end of the processing tank (2), the input end of the flexible hose (13) is communicated with the chamber of the processing tank (2), the bottom end of the flexible hose (13) passes through the top end of the base (1) and is connected with the input end of the valve (14), the output end of the valve (14) is connected with the input end of the connecting pipe (15), the collecting tank (16) is located below the connecting pipe (15), the output end of the connecting pipe (15) is movably connected with the input end of the collecting tank (16), and the oil outlet pipe (17) is installed at the top end of the left part of the collecting tank (16).
5. The processing device for chemical oil analysis according to claim 1, further comprising a box cover (18), two hinges (19) and a handle (20), wherein the box cover (18) is covered on the top end of the processing box (2) through the two hinges (19), the inner side wall of the box cover (18) is provided with a smooth plane and is coated with an oleophobic layer, and the handle (20) is arranged on the front end of the top of the box cover (18).
6. The chemical oil analysis processing device according to claim 1, further comprising a plurality of supporting legs (21) and a plurality of rubber pads (22), wherein the top ends of the supporting legs (21) are connected with the bottom end of the base (1), the supporting legs (21) are symmetrically arranged at the bottom end of the base (1), and the rubber pads (22) are arranged at the bottom ends of the supporting legs (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320651349.6U CN219399083U (en) | 2023-03-29 | 2023-03-29 | Processing apparatus for chemical industry oil analysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320651349.6U CN219399083U (en) | 2023-03-29 | 2023-03-29 | Processing apparatus for chemical industry oil analysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219399083U true CN219399083U (en) | 2023-07-25 |
Family
ID=87241350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320651349.6U Active CN219399083U (en) | 2023-03-29 | 2023-03-29 | Processing apparatus for chemical industry oil analysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219399083U (en) |
-
2023
- 2023-03-29 CN CN202320651349.6U patent/CN219399083U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219399083U (en) | Processing apparatus for chemical industry oil analysis | |
| CN108816891A (en) | A kind of machine components cleaning device with drying function | |
| CN109107721A (en) | A kind of new-type grinding screening plant of architectural engineering | |
| CN210876279U (en) | Rubber grain screening installation based on centrifugal force | |
| CN208234663U (en) | Quality purifying device for water | |
| CN210965534U (en) | Centrifuge convenient to use | |
| CN206898917U (en) | A kind of titanium steel production sanding and polishing machine | |
| CN207266781U (en) | A kind of ultrahigh speed fiber filtering filter | |
| CN110326656B (en) | Minced fish rinsing and separating device | |
| CN206996877U (en) | Crystallization backwash centrifuge | |
| CN208825072U (en) | A kind of machine components cleaning device with drying function | |
| CN108687302B (en) | Novel waste sand regeneration device | |
| CN218710306U (en) | Portable separation and purification equipment | |
| CN214638985U (en) | Dust collecting equipment is used in powder coating production | |
| CN206928423U (en) | Dredging device for sewer well | |
| CN212375570U (en) | Dewatering machine | |
| CN216605652U (en) | Unloading centrifuge under clean type bag scraper | |
| CN208679470U (en) | A kind of steel ball oil thrower | |
| CN218796581U (en) | High-performance low-noise vertical centrifuge | |
| CN214440041U (en) | High-speed running centrifugal machine | |
| CN205701084U (en) | A kind of horizontal centrifuge with rotating base | |
| CN220969486U (en) | Centrifugal device for solid-liquid separation | |
| CN211488150U (en) | Low-temperature centrifuge | |
| CN218981397U (en) | Stirring pot with dust removal effect | |
| CN213529142U (en) | Pharmacy centrifuge convenient to ejection of compact |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |