CN207315601U - A kind of multi-functional air compressor waste-heat recovery device - Google Patents
A kind of multi-functional air compressor waste-heat recovery device Download PDFInfo
- Publication number
- CN207315601U CN207315601U CN201721120523.5U CN201721120523U CN207315601U CN 207315601 U CN207315601 U CN 207315601U CN 201721120523 U CN201721120523 U CN 201721120523U CN 207315601 U CN207315601 U CN 207315601U
- Authority
- CN
- China
- Prior art keywords
- air compressor
- main body
- block
- heat recovery
- recovery device
- 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.)
- Expired - Fee Related
Links
- 239000002918 waste heat Substances 0.000 title claims abstract description 40
- 238000011084 recovery Methods 0.000 title claims abstract description 32
- 238000010438 heat treatment Methods 0.000 claims abstract description 29
- 238000009434 installation Methods 0.000 claims abstract description 12
- 239000007787 solid Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000008236 heating water Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides a kind of multi-functional air compressor waste-heat recovery device, including base, air compressor main body, air outlet pipe, connects block assembly, appendix, three-way connection, heating installation and are adjustably controlled cabinet device at boiler, the air compressor main body is bolted to the top of base, and the air outlet pipe is welded on the upper left quarter of air compressor main body.The beneficial effects of the utility model are:Pass through the setting of heating installation and boiler, be conducive to improve the utilization rate of waste heat of air compressor, make the function of air compressor waste-heat recovery device more abundant at the same time, solves the incomplete setting of air compressor waste-heat recovery device function, by the setting for clamping block assembly, it is convenient to air outlet pipe and the fast quick-detach of appendix progress to be conducive to, the convenient any part to air compressor waste-heat recovery device is installed or repaired, and solves the problems, such as that air compressor waste-heat recovery device is inconvenient to repair.
Description
Technical field
The utility model belongs to air compressor technical field of auxiliary equipment, more particularly to a kind of multi-functional air compression
Machine waste-heat recovery device.
Background technology
At present, the waste heat produced in the air compressor machine course of work is not recycled generally using the producer of air compressor, and this
Part of waste heat is drained, and is slatterned in vain, causes the waste of the energy.It is computed, the air compressor one of a 120Kw is small
When the heat that exhausts be 302MJ, the heat produced equivalent to 17.7Kg coals or 3 combustion of natural gas of 9.98m.Therefore, how to recycle
The thermal energy being drained off using these is one and significantly works that the prior art is that China Patent Publication No. is
Technical solution is used by a kind of device for recycling air compressor waste heat of CN103147957A:Arranged including air compressor machine
Heat pipe, it is characterized in that being connected with induced duct on heat discharge pipe of air compressor, the induced duct is connected and adopted respectively by a three-way pipe
Warm wind valve and heating water tanks valve, the heating air-valve downstream connection radiator, the heating water tanks valve and a boiler connect
Connect.The waste heat of air compressor machine is drawn and is used for heating water tank and indoor heating, realizes energy-saving and emission-reduction, reduces production cost effect,
The recyclable thermal energy of the technology of the present invention reaches 70%, plays energy-saving effect, while decreases the discharge capacity of carbon dioxide.
But also there is function imperfection for existing air compressor waste-heat recovery device, it has not been convenient to maintenance and intelligence
The problem of change degree is low.
Therefore, invent a kind of multi-functional air compressor waste-heat recovery device and show very necessary.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of multi-functional air compressor waste heat recovery dress
Put, to solve existing air compressor waste-heat recovery device function imperfection, it has not been convenient to which maintenance and intelligence degree are low
Problem.A kind of multi-functional air compressor waste-heat recovery device, including base, air compressor main body, air outlet pipe, contiguous block
Device, appendix, three-way connection, heating installation and are adjustably controlled cabinet device, the air compressor main body spiral shell at boiler
The top for being connected on base is tethered, the air outlet pipe is welded on the upper left quarter of air compressor main body, the connection block assembly
The top of air outlet pipe is welded on, the appendix is welded on the top of connection block assembly, and the three-way connection is threadedly coupled
In the right part of appendix, the heating installation is installed on the top of three-way connection, and the boiler is installed on three-way connection
Right part, the upper right quarter for being adjustably controlled cabinet device and being bolted to air compressor main body, the connection is packaged
Put including fixed block, transfer port, inserting groove, gasket, clamp block assembly and connection block main body, the transfer port is opened in solid
Determine the inner side centre position of block, the inserting groove is opened in the inside upper part surrounding position of fixed block, and the gasket is put
Put and be respectively welded at the upper left quarter and upper right of fixed block in the inner side centre position of transfer port, described clamping block assembly one end
Portion, the other end are respectively welded at the lower left quarter and right lower quadrant of connection block main body, and the connection block main body is plugged on fixed block
Top.
Preferably, the clamping block assembly includes clamping block main body, clamping bar, binding nut, fixture block and card slot, described
Clamping bar axis pin be connected to the upper right quarter for clamping block main body, the binding nut is threaded in the top of clamping bar, institute
The fixture block stated is placed on the centre position of clamping bar, and the card slot is opened in the inner side right part of fixture block.
Preferably, the cabinet device that is adjustably controlled includes installing plate, fixed plate, swingle, telescopic rod, fixing bolt
With switch board main body, the fixed plate is welded on the top of installing plate, and the swingle axis pin is connected to the upper of fixed plate
Portion, the telescopic rod are plugged on the top of swingle, and the fixing bolt is threaded in the company of swingle and telescopic rod
Place is met, the switch board main body is bolted to the top of telescopic rod.
Preferably, the switch board main body includes display screen, PLC and master switch, and the display screen is embedded in control
The front surface top of cabinet main body, the PLC are installed on the inner side centre position of switch board main body, and the master switch bolt connects
It is connected on the front surface right lower quadrant of switch board main body.
Preferably, the top of the three-way connection and right part are threaded with solenoid valve respectively.
Preferably, the lower middle position of the heating installation is threaded with heating pad pipe, under the heating pad pipe
Portion is threaded in the top of solenoid valve.
Preferably, the left part centre position of the boiler is threaded with heating tube, the left part of the heating tube
It is threaded in the right part of solenoid valve.
Preferably, the lower part surrounding position of the connection block main body is respectively welded level-one grafting block and two level grafting
Block, the level-one grafting block are arranged on the inner side centre position of two level grafting block.
Preferably, inner side left and right two parts of the installing plate do not offer bolt mounting holes.
Preferably, the inner side right lower quadrant of the air outlet pipe is provided with temperature sensor.
Preferably, the right part of the appendix is provided with air-introduced machine.
Preferably, the output terminal in PLC is electrically connected in the display screen, solenoid valve and air-introduced machine, and described is total
The input terminal in PLC is electrically connected in switch and temperature sensor.
Compared with prior art, the beneficial effects of the utility model are:
1. in the utility model, the setting of the heating installation and boiler, is conducive to improve the remaining of air compressor
Heat utilization efficiency, while make the function of air compressor waste-heat recovery device more abundant, solve air compressor waste heat recovery
The incomplete setting of apparatus function.
2. in the utility model, the setting of the clamping block assembly, it is convenient to air outlet pipe and appendix progress to be conducive to
Fast quick-detach, the convenient any part to air compressor waste-heat recovery device are installed or repaired, and solve air compression
The problem of machine waste-heat recovery device is inconvenient to repair.
3. in the utility model, the setting of the PLC, it is convenient to the realization of air compressor waste-heat recovery device to be conducive to
Centralized Control, facilitates staff to be controlled air compressor waste-heat recovery device, solves air compressor waste heat and returns
The problem of receiving apparatus intelligence degree is low.
4. in the utility model, the setting of the swingle and telescopic rod, is conducive to convenient adjustment switch board main body
Angle of inclination and height, further facilitate staff and air compressor waste-heat recovery device are controlled.
5. in the utility model, the setting of the gasket, is conducive to the convenient company to fixed block and connection block main body
The place of connecing is sealed, and prevents the phenomenon of junction gas leakage, in turn results in staff's scald.
6. in the utility model, the setting of the temperature sensor, it is convenient to the generation of air compressor main body to be conducive to
Heat monitored in real time, further improve the intelligence degree of air compressor waste-heat recovery device.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the structure diagram of the connection block assembly of the utility model.
Fig. 3 is the structure diagram of the clamping block assembly of the utility model.
Fig. 4 is the structure diagram for being adjustably controlled cabinet device of the utility model.
Fig. 5 is the structure diagram of the switch board main body of the utility model.
In figure:
1st, base;2nd, air compressor main body;3rd, air outlet pipe;31st, temperature sensor;4th, block assembly is connected;41st, it is fixed
Block;42nd, transfer port;43rd, inserting groove;44th, gasket;45th, block assembly is clamped;451st, block main body is clamped;452nd, clamping bar;453、
Binding nut;454th, fixture block;455th, card slot;46th, block main body is connected;461st, level-one grafting block;462nd, two level grafting block;5th, gas transmission
Pipe;51st, air-introduced machine;6th, three-way connection;61st, solenoid valve;7th, heating installation;71st, heating pad pipe;8th, boiler;81st, heating tube;9、
It is adjustably controlled cabinet device;91st, installing plate;911st, bolt mounting holes;92nd, fixed plate;93rd, swingle;94th, telescopic rod;95th, it is solid
Determine bolt;96th, switch board main body;961st, display screen;962、PLC;963rd, master switch.
Embodiment
The utility model is described further below in conjunction with attached drawing:
Embodiment:
As shown in attached drawing 1 to attached drawing 5
The utility model provides a kind of multi-functional air compressor waste-heat recovery device, including base 1, air compressor
Main body 2, air outlet pipe 3, connection block assembly 4, appendix 5, three-way connection 6, heating installation 7, boiler 8 are filled with cabinet is adjustably controlled
9 are put, the air compressor main body 2 is bolted to the top of base 1, and the air outlet pipe 3 is welded on air compressor
The upper left quarter of main body 2, the connection block assembly 4 are welded on the top of air outlet pipe 3, and the appendix 5 is welded on contiguous block
The top of device 4, the three-way connection 6 are threaded in the right part of appendix 5, and the heating installation 7 is installed on threeway
The top of connector 6, the boiler 8 are installed on the right part of three-way connection 6, and described is adjustably controlled 9 bolt of cabinet device company
It is connected on the upper right quarter of air compressor main body 2, the connection block assembly 4 includes fixed block 41, transfer port 42, inserting groove 43,
Gasket 44, clamps block assembly 45 and connection block main body 46, and the transfer port 42 is opened in the inner side interposition of fixed block 41
Put, the inserting groove 43 is opened in the inside upper part surrounding position of fixed block 41, and the gasket 44 is placed on transfer port
42 inner side centre position, described 45 one end of clamping block assembly are respectively welded at the upper left quarter and upper right quarter of fixed block 41, separately
One end is respectively welded at the lower left quarter and right lower quadrant of connection block main body 46, and the connection block main body 46 is plugged on fixed block 41
Top.
In above-described embodiment, specifically, the clamping block assembly 45 includes clamping block main body 451, clamping bar 452, folder
Tight nut 453, fixture block 454 and card slot 455,452 axis pin of clamping bar are connected to the upper right quarter for clamping block main body 451, institute
The binding nut 453 stated is threaded in the top of clamping bar 452, and the fixture block 454 is placed on the interposition of clamping bar 452
Put, the card slot 455 is opened in the inner side right part of fixture block 454.
In above-described embodiment, specifically, the cabinet device 9 that is adjustably controlled includes installing plate 91, fixed plate 92, rotation
Bar 93, telescopic rod 94, fixing bolt 95 and switch board main body 96, the fixed plate 92 are welded on the top of installing plate 91, institute
93 axis pin of swingle stated is connected to the top of fixed plate 92, and the telescopic rod 94 is plugged on the top of swingle 93, described
Fixing bolt 95 be threaded in the junction of swingle 93 and telescopic rod 94, the switch board main body 96 is bolted to
The top of telescopic rod 94.
In above-described embodiment, specifically, the switch board main body 96 includes display screen 961, PLC962 and master switch
963, the display screen 961 is embedded in the front surface top of switch board main body 96, and the PLC962 is installed on switch board master
The inner side centre position of body 96, the master switch 963 are bolted to the front surface right lower quadrant of switch board main body 96.
In above-described embodiment, specifically, the top of the three-way connection 6 and right part are threaded with solenoid valve respectively
61。
In above-described embodiment, specifically, the lower middle position of the heating installation 7 is threaded with heating pad pipe 71,
The lower thread of the heating pad pipe 71 is connected to the top of solenoid valve 61.
In above-described embodiment, specifically, the left part centre position of the boiler 8 is threaded with heating tube 81, institute
The left part for the heating tube 81 stated is threaded in the right part of solenoid valve 61.
In above-described embodiment, specifically, the lower part surrounding position of the connection block main body 46 is respectively welded level-one and inserts
Block 461 and two level grafting block 462 are connect, the level-one grafting block 461 is arranged on the inner side centre position of two level grafting block 462.
In above-described embodiment, specifically, inner side left and right two parts of the installing plate 91 do not offer bolt mounting holes
911。
In above-described embodiment, specifically, the inner side right lower quadrant of the air outlet pipe 3 is provided with temperature sensor 31.
In above-described embodiment, specifically, the right part of the appendix 5 is provided with air-introduced machine 51.
In above-described embodiment, specifically, the display screen 961, solenoid valve 61 and air-introduced machine 51 are electrically connected
The input terminal in PLC962 is electrically connected in the output terminal of PLC962, the master switch 963 and temperature sensor 31.
Operation principle
The operation principle of the utility model:In use, master switch 963 is first pressed, by air-introduced machine 51, by air compressor
The heat that main body 2 produces enters appendix 5 by air outlet pipe 3 and connection block assembly 4 respectively, passes through three-way connection 6 and solenoid valve
61 carry out waste heat for warm heating respectively, and when being needed replacing after the damage of air compressor main body 2, first rotation clamps counterclockwise
Nut 453, then clamping bar 452 is made clamping bar 452 be skidded off from card slot 455, will finally connect 46 He of block main body to right rotation
Fixed block 41 separates, and replaces air compressor main body 2.
Using technical solution described in the utility model, or those skilled in the art is in technical solutions of the utility model
Under inspiration, similar technical solution is designed, and reaches above-mentioned technique effect, is the protection model for falling into the utility model
Enclose.
Claims (10)
- A kind of 1. multi-functional air compressor waste-heat recovery device, it is characterised in that the multi-functional air compressor waste heat Retracting device, including base (1), air compressor main body (2), air outlet pipe (3), connection block assembly (4), appendix (5), threeway Connector (6), heating installation (7) and are adjustably controlled cabinet device (9) at boiler (8), described air compressor main body (2) spiral shell The top for being connected on base (1) is tethered, the air outlet pipe (3) is welded on the upper left quarter of air compressor main body (2), the company The top that block assembly (4) is welded on air outlet pipe (3) is connect, the appendix (5) is welded on the top of connection block assembly (4), institute The three-way connection (6) stated is threaded in the right part of appendix (5), and the heating installation (7) is installed on three-way connection (6) Top, the boiler (8) are installed on the right part of three-way connection (6), and the cabinet device (9) that is adjustably controlled is bolted Upper right quarter in air compressor main body (2), the connection block assembly (4) include fixed block (41), transfer port (42), grafting Groove (43), gasket (44) clamp block assembly (45) and connection block main body (46), and the transfer port (42) is opened in fixed block (41) inner side centre position, the inserting groove (43) is opened in the inside upper part surrounding position of fixed block (41), described Gasket (44) is placed on the inner side centre position of transfer port (42), and described clamping block assembly (45) one end is respectively welded at solid Determine the upper left quarter and upper right quarter of block (41), the other end is respectively welded at the lower left quarter and right lower quadrant of connection block main body (46), described Connection block main body (46) be plugged on the top of fixed block (41).
- 2. multi-functional air compressor waste-heat recovery device as claimed in claim 1, it is characterised in that the gripping block Device (45) includes clamping block main body (451), clamping bar (452), binding nut (453), fixture block (454) and card slot (455), institute Clamping bar (452) axis pin stated is connected to the upper right quarter for clamping block main body (451), and the binding nut (453) is threadedly coupled On the top of clamping bar (452), the fixture block (454) is placed on the centre position of clamping bar (452), the card slot (455) it is opened in the inner side right part of fixture block (454).
- 3. multi-functional air compressor waste-heat recovery device as claimed in claim 1, it is characterised in that described is adjustable Control cabinet device (9) includes installing plate (91), fixed plate (92), swingle (93), telescopic rod (94), fixing bolt (95) and control Cabinet main body (96) processed, the fixed plate (92) are welded on the top of installing plate (91), the connection of the swingle (93) axis pin On the top of fixed plate (92), the telescopic rod (94) is plugged on the top of swingle (93), the fixing bolt (95) The junction of swingle (93) and telescopic rod (94) is threaded in, the switch board main body (96) is bolted to telescopic rod (94) top.
- 4. multi-functional air compressor waste-heat recovery device as claimed in claim 3, it is characterised in that the switch board Main body (96) includes display screen (961), PLC (962) and master switch (963), and the display screen (961) is embedded in switch board master The front surface top of body (96), the PLC (962) are installed on the inner side centre position of switch board main body (96), and described is total Switch (963) is bolted to the front surface right lower quadrant of switch board main body (96).
- 5. multi-functional air compressor waste-heat recovery device as claimed in claim 1, it is characterised in that described three connect The top of head (6) and right part are threaded with solenoid valve (61) respectively.
- 6. the multi-functional air compressor waste-heat recovery device as described in claim 1 or 5, it is characterised in that the confession The lower middle position of heater device (7) is threaded with heating pad pipe (71), and the lower thread of the heating pad pipe (71) is connected to The top of solenoid valve (61).
- 7. the multi-functional air compressor waste-heat recovery device as described in claim 1 or 5, it is characterised in that the heat The left part centre position of water tank (8) is threaded with heating tube (81), and the left part of the heating tube (81) is threaded in electricity The right part of magnet valve (61).
- 8. multi-functional air compressor waste-heat recovery device as claimed in claim 1, it is characterised in that the contiguous block The lower part surrounding position of main body (46) is respectively welded level-one grafting block (461) and two level grafting block (462), and the level-one is inserted Connect the inner side centre position that block (461) is arranged on two level grafting block (462).
- 9. multi-functional air compressor waste-heat recovery device as claimed in claim 3, it is characterised in that the installing plate (91) inner side left and right two parts do not offer bolt mounting holes (911).
- 10. multi-functional air compressor waste-heat recovery device as claimed in claim 1, it is characterised in that the outlet The inner side right lower quadrant of pipe (3) is provided with temperature sensor (31).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721120523.5U CN207315601U (en) | 2017-09-04 | 2017-09-04 | A kind of multi-functional air compressor waste-heat recovery device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721120523.5U CN207315601U (en) | 2017-09-04 | 2017-09-04 | A kind of multi-functional air compressor waste-heat recovery device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207315601U true CN207315601U (en) | 2018-05-04 |
Family
ID=62385333
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721120523.5U Expired - Fee Related CN207315601U (en) | 2017-09-04 | 2017-09-04 | A kind of multi-functional air compressor waste-heat recovery device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207315601U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109827069A (en) * | 2019-02-23 | 2019-05-31 | 人卫印务(北京)有限公司 | A kind of printing pneumatic equipment central gas supply system |
CN111998428A (en) * | 2020-09-05 | 2020-11-27 | 张惠言 | Air compressor cooling water waste heat utilization system capable of avoiding excessive heat dissipation loss |
-
2017
- 2017-09-04 CN CN201721120523.5U patent/CN207315601U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109827069A (en) * | 2019-02-23 | 2019-05-31 | 人卫印务(北京)有限公司 | A kind of printing pneumatic equipment central gas supply system |
CN111998428A (en) * | 2020-09-05 | 2020-11-27 | 张惠言 | Air compressor cooling water waste heat utilization system capable of avoiding excessive heat dissipation loss |
CN111998428B (en) * | 2020-09-05 | 2022-03-08 | 张惠言 | Air compressor cooling water waste heat utilization system capable of avoiding excessive heat dissipation loss |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN207315601U (en) | A kind of multi-functional air compressor waste-heat recovery device | |
CN207880443U (en) | Horizontal steam heat-exchanging LNG gasification device | |
CN205919504U (en) | Novel electric water heater | |
CN205725651U (en) | A kind of cooling system of photovoltaic electrification component | |
CN206204607U (en) | Vapours heating system is pressed through in a kind of forming machine baking oven | |
CN202328798U (en) | Vertical boiler waste heat energy-saving utilization device | |
CN209605136U (en) | a steam cylinder | |
CN206222690U (en) | A kind of drinking water heating furnace | |
CN208475627U (en) | Electrical heating vacuum phase transformation Hot water units | |
CN221824780U (en) | Gas collecting tank water distributor | |
CN207962614U (en) | Boiler pressurization water replanishing device | |
CN206959375U (en) | A kind of solar energy Intelligent heating system | |
CN206724465U (en) | A kind of Industrial Boiler | |
CN206929828U (en) | A kind of frost-cracking-preventing net for air-source heat pump units | |
CN205482273U (en) | Quick drying device of saline cistanche extract product | |
CN205143385U (en) | Steam boils soybean milk equipment | |
CN105042558A (en) | Fast steam machine using fuel gas | |
CN204880064U (en) | Quick steam engine of gas | |
CN221302062U (en) | Efficient heat exchange equipment | |
CN205048487U (en) | Utilize top of a kitchen range flue gas to carry out circulation heating's economizer system to water | |
CN213272780U (en) | Novel heating equipment | |
CN203501454U (en) | Household split-type heat pump water heater device | |
CN205261500U (en) | Boiler flue with steam generator | |
CN203075911U (en) | Allocation tank water circulation system applied to soft capsule workshop | |
CN209840569U (en) | A textile steam box |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180504 |