CN206907887U - Heat management system, battery system and the vehicle of battery bag - Google Patents
Heat management system, battery system and the vehicle of battery bag Download PDFInfo
- Publication number
- CN206907887U CN206907887U CN201720597063.9U CN201720597063U CN206907887U CN 206907887 U CN206907887 U CN 206907887U CN 201720597063 U CN201720597063 U CN 201720597063U CN 206907887 U CN206907887 U CN 206907887U
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- Prior art keywords
- battery bag
- heater
- liquid
- battery
- heat management
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- 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
- 239000007788 liquid Substances 0.000 claims abstract description 70
- 238000010438 heat treatment Methods 0.000 claims abstract description 56
- 238000001816 cooling Methods 0.000 claims abstract description 24
- 238000002791 soaking Methods 0.000 claims description 9
- 241000270295 Serpentes Species 0.000 claims 1
- 230000005611 electricity Effects 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 239000002826 coolant Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Secondary Cells (AREA)
Abstract
The utility model proposes a kind of heat management system of battery bag, battery system and vehicle, heat management system includes：Liquid cooling system, liquid cooling system have the cold pipeline of liquid；Heater, heater are arranged on the cold pipeline of liquid by connector, to be heated to the cold pipeline of liquid.The advantages of the utility model is provided simultaneously with to battery bag continuous uniform heat transfer and quick heating, it is effectively improved the heat management efficiency of battery bag.
Description
Technical field
The utility model is related to technical field of vehicle, more particularly to a kind of heat management system of battery bag, battery system and
Vehicle.
Background technology
At present in the cold mode heat management system of the liquid of batteries of electric automobile bag, it is substantially by the cold pipeline of liquid come to battery
Bag is heated.But because current heat management system there may be cold plate welding procedure imperfection, cooling liquid speed not
, cold plate contacts the problems such as surface utilisation deficiency with battery modules, causes battery bag to be heated not between module at work
Uniformly, there can be the larger temperature difference (maximum temperature difference reaches 5 DEG C~20 DEG C).In addition, only by the cold pipeline of liquid come to battery
Bag is heated, and firing rate is slow, efficiency is low, and when environment temperature is relatively low, battery bag heating is slower, possibly can not meet battery
The demand for heat of bag, cause the heat management efficiency of battery bag low.
Utility model content
The utility model is intended at least solve one of above-mentioned technical problem.
Therefore, a purpose of the present utility model is to propose a kind of heat management system of battery bag, the system has simultaneously
The advantages of for battery bag continuous uniform heat transfer and quick heating, it is effectively improved the heat management efficiency of battery bag.
Another purpose of the present utility model is to propose a kind of battery bag.
Another purpose of the present utility model is to propose a kind of vehicle.
To achieve these goals, the utility model first aspect discloses a kind of heat management system of battery bag, including：
Liquid cooling system, the liquid cooling system have the cold pipeline of liquid；Heater, the heater are arranged on the liquid by connector
On cold pipeline, to be heated to the cold pipeline of the liquid.
According to the heat management system of battery bag of the present utility model, by the way of liquid cooling system and heater are combined
Collaboration heating is carried out to battery bag, that is, the advantages of being provided simultaneously with to battery bag continuous uniform heat transfer and quick heating, effectively
Ground improves the heat management efficiency of battery bag, and the system architecture is simple, easy to use, is easy to manage.
In addition, there can also be technology additional as follows special according to the heat management system of the above-mentioned battery bag of the utility model
Sign：
In some instances, the cold pipeline of the liquid is coiled pipe.
In some instances, the heater includes multiple heating components, and the multiple heating component is separately positioned on
Between the spill pitch of the coiled pipe.
In some instances, each heating component includes at least one heating plate.
In some instances, in addition to：Thermoswitch, the thermoswitch are connected with the heater, when environment temperature
When degree is less than preset temperature, the thermoswitch closure；Power supply, the power supply pass through the thermoswitch and the heater
It is connected, when the thermoswitch closes, to be powered for the heater.
In some instances, in addition to：Multiple fixing devices, the multiple fixing device are evenly distributed on the cold pipe of the liquid
On road, the multiple fixing device is connected for corresponding with multiple battery modules of the battery bag, with the multiple electricity of fixation
Pond module.
In some instances, in addition to：Soaking plate, the one side of the soaking plate and the liquid cooling system (110) and heating
Device (120) is connected, and the another side of the soaking plate (160) is connected with the battery bag, by the liquid cooling system and described
The even heat that heater provides passes to the battery bag.
In some instances, in addition to：Temperature collecting device, the temperature collecting device are used to gather environment temperature；Control
Device processed, the controller are connected with the temperature collecting device and the heater respectively, pre- for being less than in environment temperature
If during temperature, controlling the heater to open, with to the cold pipeline of the liquid and battery bag heating.
To achieve these goals, the utility model second aspect proposes a kind of battery system, including battery bag and sheet
The heat management system for the battery bag that the above-mentioned first aspect of utility model proposes.
According to battery system of the present utility model, collaboration is carried out by the way of liquid cooling system and heater are combined and is added
Heat, that is, continuous uniform heat transfer and quick the advantages of heating are provided simultaneously with, have been effectively improved the heat management efficiency of battery bag.
To achieve these goals, the utility model third aspect proposes a kind of vehicle, including the utility model is above-mentioned
The battery system that second aspect proposes.
According to vehicle of the present utility model, battery bag is assisted by the way of liquid cooling system and heater are combined
With heating, that is, the advantages of being provided simultaneously with to battery bag continuous uniform heat transfer and quick heating, it is effectively improved battery bag
Heat management efficiency.
Additional aspect and advantage of the present utility model will be set forth in part in the description, partly by from following description
In become obvious, or by it is of the present utility model practice recognize.
Brief description of the drawings
Of the present utility model above-mentioned and/or additional aspect and advantage will in the description from combination accompanying drawings below to embodiment
Become obvious and be readily appreciated that, wherein：
Fig. 1 is the structured flowchart according to the heat management system of the battery bag of the utility model one embodiment；
Fig. 2 is the structural representation according to the heat management system of the battery bag of the utility model one embodiment；
Fig. 3 is the structured flowchart according to the heat management system of the battery bag of the utility model another embodiment；
Fig. 4 is the structured flowchart according to the heat management system of the battery bag of the utility model another embodiment；
Fig. 5 is the structured flowchart according to the heat management system of the battery bag of the utility model further embodiment.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and it is not intended that to of the present utility model
Limitation.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than instruction
Or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For to limitation of the present utility model.In addition, term " first ", " second " be only used for describe purpose, and it is not intended that instruction or
Imply relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
Heat management system, battery system and car below in conjunction with accompanying drawing description according to the battery bag of the utility model embodiment
.
Fig. 1 is the structured flowchart according to the heat management system of the battery bag of the utility model one embodiment.Such as Fig. 1 institutes
Show, the heat management system 100 of the battery bag includes：Liquid cooling system 110 and heater 120.
Wherein, with reference to shown in Fig. 2, liquid cooling system 110 has the cold pipeline 111 of liquid.In the heat management system 100 of the battery bag
During operation, heat is transmitted for battery bag by the cold pipeline 111 of liquid in real time, to be heated to battery bag.Liquid cooling system 110 is, for example,
Water-cooling system, the cold pipeline 111 of liquid are, for example, water cooled pipeline.
Heater 120 is arranged on the cold pipeline 111 of liquid by connector, to be heated to the cold pipeline of liquid 111.Such as work as ring
When border temperature is relatively low, the demand for heat increase of battery bag, the heating of battery bag has only been insufficient for by the cold pipeline 111 of liquid to be needed
Ask, can now be heated by the cold pipeline 111 of the liquid of heater 120, improve the radiating efficiency of the cold pipeline 111 of liquid, and then raising pair
The firing rate of battery bag.On the other hand, heater 120 can also directly heat to battery bag simultaneously, so as to realize with liquid
The mode that cooling system 110 and heater 120 are combined carries out collaboration heating to battery bag, that is, has been provided simultaneously with to battery holding
The advantages of continuous uniform heat conduction and quick heating, it is effectively improved the heat management efficiency of battery bag.
In one embodiment of the present utility model, with reference to shown in Fig. 2, the cold pipeline 111 of liquid is coiled pipe, so as to increase with
The contact area of battery bag, and then improve the heating surface area and thermal efficiency of battery bag.Based on this, heater 120 for example wraps
Multiple heating components 121 are included, multiple heating components 121 are separately positioned between the spill pitch of coiled pipe.In other words, i.e., as schemed
Shown in 2, moved towards in the S-shaped of coiled pipe, adjacent back-shaped pipeline enclosure stays arrangement heating component 121 at regular intervals.
Further, each heating component 121 includes at least one heating plate 1211.That is, each heating component
121 include one or more heating plates 1121, namely heater 120 is electric heater unit.Further, when each heating group
When part 121 includes multiple heating plates 1121, this multiple heating plate 1121 for example takes mode laterally side by side to place, so can be with
Increase area of dissipation, improve the thermal efficiency.Heating plate circuit connection in series-parallel is unlimited, and twisted wire is drawn and connected along the cold side of pipeline 111 of liquid
External circuit.Concrete example includes the example of 2 heating plates 1121 as shown in figure 3, illustrating each heating component 121, and the two add
Backing 1121 is placed laterally side by side.Wherein, in specific example, heating plate 1211 is Resistance Heating Film, has firing rate block,
The advantages of cost is cheap.
Based on above example, in another embodiment of the present utility model, with reference to shown in Fig. 3, the heat of the battery bag
Management system 100 also includes：Thermoswitch 130 and power supply 140.
Specifically, thermoswitch 130 is connected with heater 120, when environment temperature is less than preset temperature, thermoswitch
130 closures.Power supply 140 is connected by thermoswitch 130 with heater 120, so as to when thermoswitch 130 closes, to add
Thermal 120 is powered, and is heated so that heater 120 is battery bag and the cold pipeline 111 of liquid.In other words, that is, heater is worked as
120 when being electric heater unit, can be connected by thermoswitch 130 with power supply 140, when environment temperature is relatively low, (environment temperature is less than
Preset temperature) when, it now can not only meet the demand for heat of battery bag, now, thermoswitch 130 by the cold pipeline 111 of liquid
Automatic closure, so that heater 120 heats after being powered to battery bag and the cold pipeline 111 of liquid, so as to combine the cold He of pipeline 111 of liquid
Heater 120 heats for battery bag jointly, improves the efficiency of heating surface, meets the demand for heat of battery bag.
As specific example, the heat management system of the battery bag of the utility model embodiment, pass through the cold pipeline of liquid and electricity
Heating plate collaboration is hindered to heat battery bag.When ambient temperature is higher, only can be heated by the cold pipeline of liquid for battery bag；Outside
When boundary's temperature is relatively low, it can be heated jointly by the cold pipeline of liquid and Resistance Heating Film.Resistance Heating Film can be while heating simultaneously
Heated directly to the battery modules of battery bag and give battery modules indirectly heat by the coolant in heating-cooling coil road.It is aobvious
So, heated than being heated faster by the cold pipeline of liquid merely to the cold pipeline of liquid by Resistance Heating Film, disperseed by the cold pipeline of liquid
The heat of Resistance Heating Film can make heat caused by heating evenly, so as to effectively increase the heat management efficiency of battery bag.
Or in another embodiment of the present utility model, with reference to shown in Fig. 5, the heat management system 100 of the battery bag
It can also include：Temperature collecting device 170 and controller 180.
Specifically, temperature collecting device 170 is used to gather environment temperature.Controller 180 respectively with temperature collecting device 170
It is connected with heater 120, for when environment temperature is less than preset temperature, control heater 120 to be opened, with to the cold pipe of liquid
Road 111 and battery bag heating.It should be noted that in the present embodiment, heater 120 can be electric heater unit, also may be used
Think non-electric heater unit.In other words, it is in real time electricity by the cold pipeline 111 of liquid when the heat management system 100 of the battery bag is run
Chi Bao transmits heat, to be heated to battery bag.Temperature collecting device 170 gathers environment temperature in real time, and will collect
Environment temperature is sent to controller 180, controller 180 by environment temperature compared with preset temperature, when environment temperature is higher
When (environment temperature is more than preset temperature), only as needed for the heat that the cold pipeline 111 of liquid transmits can meet battery bag, now need not
Open heater 120.When environment temperature is less than preset temperature (i.e. environment temperature is relatively low), now only pass through the cold pipeline of liquid
111 independent heating can not meet needed for battery bag, and the efficiency of heating surface is too low, and therefore, controller 180 controls heater 120
Open, on the one hand, heater 120 directly heats to battery bag, the rapid temperature for improving battery bag, on the other hand, adds
Thermal 120 heats to the cold pipeline of liquid 111 simultaneously, improves the temperature of coolant in the cold pipeline 111 of liquid, and then passes through liquid again
Cold pipeline 111 passes to battery bag by even heat, further increases the efficiency of heating surface to battery bag, meets battery bag
Demand for heat.
In one embodiment of the present utility model, controller 180 is for example arranged on outside battery bag or is integrated in battery
Bag is internal.
Further, in one embodiment of the present utility model, with reference to shown in Fig. 4, the heat management system of the battery bag
100 also include multiple fixing devices 150.Multiple fixing devices 150 are evenly distributed on the cold pipeline 111 of liquid (not shown in Fig. 2),
Multiple fixing devices 150 are connected for corresponding with multiple battery modules of battery bag, with the multiple battery modules of fixation, so that more
Individual battery modules are stably securely fastened on the cold pipeline 111 of liquid, and are uniformly distributed setting, add pipeline 111 cold with liquid
Contact area, that is, the heating surface area of battery modules is added, improve the efficiency of heating surface to battery bag.
Further, in one embodiment of the present utility model, with reference to shown in Fig. 2, the heat management system of the battery bag
100 also include soaking plate 160.The one side of soaking plate 160 is connected with liquid cooling system 110 and heater 120, the soaking plate
160 another side is connected with battery bag, and the even heat that liquid cooling system 110 and heater 120 provide is passed into battery
Bag, so that battery bag is heated evenly, improves heat transference efficiency.
To sum up, according to the heat management system of battery bag of the present utility model, it is combined using liquid cooling system and heater
Mode collaboration heating is carried out to battery bag, that is, be provided simultaneously with to battery bag continuous uniform heat transfer and quickly heated excellent
Point, the heat management efficiency of battery bag is effectively improved, and the system architecture is simple, it is easy to use, it is easy to manage.
Further embodiment of the present utility model also proposed a kind of battery system.The battery system is including battery bag and originally
The heat management system of battery bag described by any one above-mentioned embodiment of utility model.
According to battery system of the present utility model, collaboration is carried out by the way of liquid cooling system and heater are combined and is added
Heat, that is, continuous uniform heat transfer and quick the advantages of heating are provided simultaneously with, have been effectively improved the heat management efficiency of battery bag.
Further embodiment of the present utility model also proposed a kind of vehicle.It is above-mentioned any that the vehicle includes the utility model
Battery system described by one embodiment.
To sum up, according to vehicle of the present utility model, to battery bag by the way of liquid cooling system and heater are combined
Collaboration heating is carried out, that is, the advantages of being provided simultaneously with to battery bag continuous uniform heat transfer and quick heating, is effectively improved
The heat management efficiency of battery bag.
In addition, according to other compositions of the vehicle of the utility model embodiment and effect for this area ordinary skill
All it is known for personnel, in order to reduce redundancy, does not repeat.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present utility model.In this manual, to the schematic table of above-mentioned term
State and be not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be
Combined in an appropriate manner in any one or more embodiments or example.
While there has been shown and described that embodiment of the present utility model, it will be understood by those skilled in the art that：
These embodiments can be carried out with a variety of changes, modification in the case where not departing from principle and objective of the present utility model, replaced
And modification, the scope of the utility model is by claim and its equivalent limits.
Claims (10)
- A kind of 1. heat management system of battery bag, it is characterised in that including：Liquid cooling system (110), the liquid cooling system (110) have the cold pipeline of liquid (111)；Heater (120), the heater (120) is arranged on the cold pipeline of the liquid (111) by connector, with to institute State the cold pipeline of liquid (111) heating.
- 2. the heat management system of battery bag according to claim 1, it is characterised in that the cold pipeline of liquid (111) is snake Shape pipe.
- 3. the heat management system of battery bag according to claim 2, it is characterised in that the heater (120) includes Multiple heating components (121), the multiple heating component (121) are separately positioned between the spill pitch of the coiled pipe.
- 4. the heat management system of battery bag according to claim 3, it is characterised in that each heating component (121) Including at least one heating plate (1211).
- 5. the heat management system of the battery bag according to claim 3 or 4, it is characterised in that also include：Thermoswitch (130), the thermoswitch (130) are connected with the heater (120), when environment temperature is less than default During temperature, the thermoswitch closure；Power supply (140), the power supply (140) are connected by the thermoswitch (130) with the heater (120), so as to When the thermoswitch (130) closes, powered for the heater (120).
- 6. the heat management system of battery bag according to claim 1, it is characterised in that also include：Multiple fixing devices (150), the multiple fixing device (150) is evenly distributed on the cold pipeline of the liquid (111), described Multiple fixing devices (150) are connected for corresponding with multiple battery modules of the battery bag, with the multiple battery mould of fixation Group.
- 7. the heat management system of battery bag according to claim 1, it is characterised in that also include：Soaking plate (160), the one side of the soaking plate (160) are connected with the liquid cooling system (110) and heater (120), The another side of the soaking plate (160) is connected with the battery bag, by the liquid cooling system (110) and the heater (120) even heat provided passes to the battery bag.
- 8. the heat management system of battery bag according to claim 1, it is characterised in that also include：Temperature collecting device (170), the temperature collecting device (170) are used to gather environment temperature；Controller (180), the controller (180) respectively with the temperature collecting device (170) and the heater (120) It is connected, for when environment temperature is less than preset temperature, controlling the heater (120) to open, with to the cold pipeline of the liquid (111) heated with the battery bag.
- A kind of 9. battery system, it is characterised in that including：Battery bag；The heat management system of battery bag as described in claim any one of 1-8.
- 10. a kind of vehicle, it is characterised in that including battery system as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720597063.9U CN206907887U (en) | 2017-05-25 | 2017-05-25 | Heat management system, battery system and the vehicle of battery bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720597063.9U CN206907887U (en) | 2017-05-25 | 2017-05-25 | Heat management system, battery system and the vehicle of battery bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206907887U true CN206907887U (en) | 2018-01-19 |
Family
ID=61288291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720597063.9U Expired - Fee Related CN206907887U (en) | 2017-05-25 | 2017-05-25 | Heat management system, battery system and the vehicle of battery bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206907887U (en) |
-
2017
- 2017-05-25 CN CN201720597063.9U patent/CN206907887U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Thermal management system of battery pack, battery system and vehicle Effective date of registration: 20211213 Granted publication date: 20180119 Pledgee: BEIJING AUTOMOTIVE GROUP Co.,Ltd. Pledgor: Borgward Automotive (China) Co., Ltd. Registration number: Y2021990001167 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231201 Granted publication date: 20180119 Pledgee: BEIJING AUTOMOTIVE GROUP Co.,Ltd. Pledgor: Beijing baowo Automobile Co.,Ltd.|Borgward Automotive (China) Co., Ltd. Registration number: Y2021990001167 |
|
| 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: 20180119 |