CN206538383U - Fuel gas automatic producing device - Google Patents
Fuel gas automatic producing device Download PDFInfo
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- CN206538383U CN206538383U CN201621147282.9U CN201621147282U CN206538383U CN 206538383 U CN206538383 U CN 206538383U CN 201621147282 U CN201621147282 U CN 201621147282U CN 206538383 U CN206538383 U CN 206538383U
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- fuel gas
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Abstract
Disclosed in the utility model is a kind of fuel gas automatic producing device, it is using biomass granule fuel as gas raw material processed, including reacting furnace, feed bin, steam generator, blower unit, steam generator rotating driving device, feeding device and automaton, screw conveyor is also included with it, and the magnetic valve of the automaton respectively with intake air inlet pipe and lighting-up tuyere, and the charge level control sensor telecommunications of the temperature sensor being located in reative cell and the carbonomonoxide concentration sensor and feed bin that are located at gas outlet is connected, and id-motor.Driving steam generator electric rotating machine, feeding device motor and screw conveyor motor respectively receive automaton control by frequency converter, and realize frequency modulation speed change, so as to realize that gas whole production process processed is automatically controlled as principal character under operating mode, with advanced structure, automatically control thorough accurate, the features such as production capacity is high.
Description
Technical field
The utility model is related to a kind of fuel gas automatic producing device, belongs to fuel gas industrialization and produces equipment skill
Art.
Background technology
Fuel gas described in the utility model, mainly CO gas.
Gas raw material processed used in production equipment described in the utility model, is to include agricultural crop straw, shrub, bamboo and wooden bamboo to add
The granular fuel of biomass fuel including work waste material, the size-reduced bulk being pressed into or the dry shape of bar.
Biomass as noted above（Non-mineral matter）The equipment of preparation of fuel fuel gas, the applicant is in preceding Shen
Please Chinese patent（Application No. 201610225473.0）.This patent application is by research and development for many years and uses, and obtains
Obvious technical economic benefit and practical function, have obtained the affirmative of numerous users.
However, above-mentioned patent application is although it has an automaton, but still its more aspect exist due to
Lack whole production process to automatically control, and its technology stability is poor, gas producing efficiency is relatively low, and production management is cumbersome to wait not enough, and
Directly affect giving full play to for its production capacity.
The content of the invention
The utility model is directed on the basis of the technical scheme of above-mentioned patent application, provides a kind of flammable by improvement
Gas automatic producing device, to give full play to its production capacity, overcomes the shortcomings of prior art.
The utility model realizes that the technical scheme of its purpose is：
A kind of fuel gas automatic producing device, it is and anti-using biomass granule fuel as gas raw material processed, including reacting furnace
Answer the feed bin of stove pairing insertion, be located at reaction furnace chamber including stretching the water including the water inlet air inlet pipe of feed bin tip exterior
Vapour generator, for drawing the blower unit including id-motor of fuel gas, for driving steam generator to revolve
The drive device including the second motor turned, the charging with charge level control sensor and the 3rd motor of feed hopper charging
Device, and automaton；The reacting furnace is separated by fire grate constitutes top reaction compartment and bottom reaction product is harvested and stored room,
And the reative cell is provided with lighting-up tuyere；The reaction product room of harvesting and storing is provided with reaction product outlet and fuel gas outlet,
And its fuel gas outlet is connected with blower unit pipeline, and the outlet of blower unit can be connected with gas unit pipeline, and
It also includes：
A, a screw conveyor including the 4th motor with closed cover；The spiral conveying dress
The charging aperture put, stretches into reaction product by reaction product outlet and harvests and store indoor and converge and receive reaction product；And it goes out
Material mouth is imported in pond, and its discharging opening keeps water seal state；
B, the water inlet air inlet pipe and reative cell lighting-up tuyere, are respectively equipped with the first magnetic valve and the second magnetic valve；
C, id-motor, the second motor of steam generator rotating driving device, feeding device of the blower unit
The 3rd motor and screw conveyor the 4th motor, be frequency control motor；
D, the automaton includes PLC programmable controllers, the temperature sensor being located in reative cell and sets
Carbonomonoxide concentration sensor in fuel gas outlet；And the temperature sensor, carbonomonoxide concentration sensor, material
The charge level control sensor in storehouse, is connected with PLC variable program controller telecommunications；And the id-motor, driving steam hair
Second motor of raw device rotation, the 3rd motor and the 4th motor of screw conveyor of feeding device, respectively by becoming
Frequency device receives automaton control and realizes frequency control；
Under operating mode, the 3rd electric motor starting feed hopper for instructing feeding device by automaton feeds, and when PLC can be compiled
Cyclelog is obtained to be controlled after the information of the charging of sensor feedback in place by charge level, that is, instructs the air inducing of blower unit electromechanical
Machine starts, while instructing the second magnetic valve of reative cell lighting-up tuyere to open and implementing igniting；Described in be in reative cell
Grain fuel combustion, and when its temperature reaches reaction temperature, lighting-up tuyere is located at by automaton order by temperature sensor
The second closed electromagnetic valve；The first magnetic valve of air inlet pipe of intaking is made to open by automaton simultaneously, to being located at reative cell
Interior steam generator supply supplies water；After the carbonomonoxide concentration sensor being located in fuel gas outlet confirms aerogenesis,
The second electric motor starting rotated by the carbonomonoxide concentration sensor by automaton, order driving steam generator,
Steam generator works, and starts the 4th motor of screw conveyor by automaton thereafter, and by spirally conveying
Reaction product is transferred out reacting furnace by device, so as to persistently carry out the automatic production of fuel gas；
And in its fuel gas production process, by the PLC programmable controllers for the aerogenesis process software that prestores to drawing
Blower motor, the second motor of steam generator rotating driving device, the second motor and screw conveyor of feeding device
The 4th motor, frequency control is implemented by frequency converter respectively, and realize aerogenesis production continue normal operation.
It is not difficult to understand by technical scheme given above, the utility model has been installed and oneself in each production key node
The sensor of dynamic control device telecommunications connection, it is achieved thereby that automatically controlling for whole production process, thus effectively increases this practicality
New production capacity, realizes its purpose to be realized.
In view of purifying the consideration of the fuel gas of its output, the utility model is also advocated, it also includes dust settling formula
Or the flammable gas purifier that water mist sprinkling formula or described two modes are combined；The flammable gas purifier is located at air inducing
The downstream portion pipeline connection of device, and its inlet end and blower unit gas outlet and its outlet side with being connected with gas unit pipeline
Connect.And the flammable gas purifier is commonly used in prior art, in addition to the three kinds of structure types proposed, also
It can be water-bath type purifier.But the utility model be actively proposed with that dust settling formula combined with water mist sprinkling formula can
Gas cleaning plant is fired, it is certainly, actual in use, the moisture content of fuel gas should be reduced as much as possible at it.
It is in all the time in the range of technique consumption to effectively control to supply water described in steam generator, the utility model is also led
, the intake pump being connected for the water inlet pipe pipeline with air inlet pipe of intaking is peristaltic pump, and its motor is frequency control electricity
Machine；And the frequency control motor of the peristaltic pump, receive the speed regulating control of automaton, to meet work in reacting furnace in good time
Skill water requirements.It is possible thereby to according to the instant process water needs chemically reacted in reative cell, be passed through by automaton
The speed change of its wriggling pump motor, and realize and precisely supply water, to effectively improve gas producing efficiency.In fact, when new using this practicality
Under conditions of type is to prepare based on activated carbon, its described water is should to maintain the scope of relatively low amount.
For further effectively improving gas production, and avoid producing the consideration of fuel " bridging " problem in reative cell,
The utility model advocates that the biomass granule fuel is to include agricultural crop straw, shrub, bamboo, and wood, bamboo processing waste material
Biomass material inside, the biomass granule fuel through the broken bulk being pressed into or the dry shape of bar.Certainly, it is not limited to this,
It is similarly suitable as aerogenesis fuel of the present utility model for example with the waste and old paper products of production and living.
The reaction product that the reaction product room of harvesting and storing described in the utility model is harvested and stored, is activated carbon and charcoal ash.Pass through
The adjustment of the fire grate spacing of technological parameter and its fire grate, the utility model can be realized to produce based on activated carbon, or with life
Produce fuel gas（Containing CO, H2, CH compounds etc.）Based on two kinds of different production models.
In view of the utility model is the production equipment of fuel gas, thus its Environmental Safety problem, it is necessary to weigh enough
Depending on the utility model suggestion sets the pressure sensor and electricity being connected with automaton telecommunications at its reative cell position
Dynamic pressure relieving valve, by automaton in production overall process to reaction intraventricular pressure implementing monitoring.When reaction intraventricular pressure generation is different
Under conditions of often, instruct the pressure relieving valve to open by automaton and empty, and stop the charging work to feed bin.
Above-mentioned technical proposal is able to after implementing in full, the advanced structure that the utility model has, and production automatically controls week
The features such as effective and production capacity is high entirely, is obvious.
Brief description of the drawings
Fig. 1 is a kind of structure schematic diagram of embodiment of the utility model；Flammable gas purifier shown in figure
10, it is the purifier that a kind of dust settling formula is combined with water mist sprinkling formula, 10-1 shown in figure is baffle plate, and 10-2 sprays for water smoke
Drench device.
Embodiment
Below in conjunction with accompanying drawing, by the description of embodiment, the utility model is described in further detail.But do not limit to
In this.And according to the technical solution of the utility model, made other equivalent structures description belongs to power of the present utility model
The claimed scope of profit.
A kind of typical embodiment, please join reading accompanying drawing 1.
A kind of fuel gas automatic producing device, it using biomass granule fuel as gas raw material processed, including reacting furnace 1 with it is anti-
Answer the feed bin 2 of the pairing insertion of stove 1, be located at the inner chamber of reacting furnace 1 include stretch water inlet air inlet pipe 3-4 in the tip exterior of feed bin 2
Steam generator 3 inside, for drawing the blower unit 4 including id-motor 4-1 of fuel gas, for driving
The drive device 5 including the second motor 5-1 that steam generator 3 rotates, what feed hopper 2 fed there is charge level to control sensing
Device 6-2 and the 3rd motor 6-1 feeding device 6, and automaton 7；The reacting furnace 1 is separated by fire grate 1-1 to be constituted
Portion reative cell 1-2 and bottom reaction product are harvested and stored room 1-3, and the reative cell 1-2 is provided with lighting-up tuyere 1-5；Reaction product
The room 1-3 that harvests and store is provided with reaction product outlet 1-4 and fuel gas outlet 1-6, and its fuel gas outlet 1-6 is with drawing
The pipeline of wind apparatus 4 is connected, and the outlet of blower unit 4 can be connected with gas unit pipeline, and it also includes：
A, a screw conveyor 9 including the 4th motor 9-3 with closed cover；It is described spiral defeated
The charging aperture of device 9 is sent, reaction product is stretched into by reaction product outlet 1-4 and harvests and store in the 1-3 of room and converge with receiving and react life
Into thing；And its discharging opening 9-1 is imported in the 9-2 of pond, and its discharging opening 9-1 keeps water seal state；
B, water inlet air inlet pipe 3-4 and reative cell the lighting-up tuyere 1-5, is respectively equipped with the first magnetic valve 3-4-1) and the second electricity
Magnet valve 1-5-1；
C, the id-motor 4-1 of the blower unit 4, the second motor 5-1 of steam generator rotating driving device 5,
The 3rd motor 6-1 and the 4th motor 9-3 of screw conveyor 9 of feeding device 6, are frequency control motor；
D, the automaton 7 includes PLC programmable controller 7-1, is located at the TEMP in reative cell 1-2
The device 7-2 and carbonomonoxide concentration sensor 7-3 being located in fuel gas outlet 1-6；And the temperature sensor 7-2, one
Carbonoxide concentration sensor 7-2, the charge level control sensor 6-2 of feed bin 2, connects with PLC variable program controller 7-1 telecommunications
Connect；And the id-motor 4-1, the second motor 5-1, the 3rd motor 6- of feeding device 6 of the rotation of driving steam generator 3
1 and the 4th motor 9-3 of screw conveyor 9, respectively receives automaton 7 by frequency converter and controls and realize change
Frequency modulation speed；
Under operating mode, instruct the 3rd motor 6-1 of feeding device 6 to start feed hopper 2 by automaton 7 and feed, and work as
PLC programmable controllers 7-1 is obtained to be controlled after the information of the charging of sensor 6-2 feedbacks in place by charge level, that is, instructs air inducing
The id-motor 4-1 of device 4 starts, while instructing reative cell lighting-up tuyere 1-5 the second magnetic valve 1-5-1 to open and implementing point
Fire；When the granular fuel burning being in reative cell 1-2, and when its temperature reaches 800 ~ 1000 DEG C of reaction temperatures, by
Temperature sensor 7-2 makes the second magnetic valve 1-5-1 for being located at lighting-up tuyere 1-5 close by automaton 7；Simultaneously by automatic
The order water inlet air inlet pipe of control device 7 3-4 the first magnetic valve 3-4-1 is opened, to the steam generator 3 being located in reative cell 1-2
Supply supplies water；After the carbonomonoxide concentration sensor 7-3 being located in fuel gas outlet 1-6 confirms aerogenesis, by described one
Carbonoxide concentration sensor 7-3 is started by automaton 7, the second motor 5-1 of the rotation of order driving steam generator 3,
Steam generator 3 works, and starts the 4th motor 9-3 of screw conveyor 9 by automaton 7 thereafter, and by spiral
Reaction product is transferred out reacting furnace 2 by formula conveying device 9, so as to persistently carry out the automatic production of fuel gas；
And in its fuel gas production process, pass through 7-1 pairs of the PLC programmable controllers for the aerogenesis process software that prestores
Id-motor 4-1, the second motor 5-1 of steam generator rotating driving device 5, the second motor 6-1 and spiral shell of feeding device 6
4th motor 9-3 of rotating conveying device 9, implements frequency control by frequency converter respectively, and realizes continuing just for aerogenesis production
Often operation.
And it also includes the flammable gas purifier that dust settling formula or water mist sprinkling formula or described two modes are combined
10；The flammable gas purifier 10 is located at the downstream portion of blower unit 4, and its recent section and the outlet of blower unit 4
Mouth pipeline connection, and its outlet side is connected with gas unit pipeline.And its inlet end and outlet side are respectively provided at evolution device 4
Bottom and top.
And the intake pump 11 being connected for the water inlet pipe 3-4-2 pipelines with air inlet pipe 3-4 of intaking is peristaltic pump, and it drives
Motor is frequency control motor；And the frequency control motor of the peristaltic pump, receive the speed regulating control of automaton 7, with
Meet process feedwater demand in reacting furnace 1 in good time.
And the biomass granule fuel, it is to include agricultural crop straw, shrub, bamboo, and including wood, bamboo processing waste material
Biomass material, the biomass granule fuel through the broken bulk being pressed into or the dry shape of bar..
The reaction product that room 1-3 the is harvested and stored and reaction product is harvested and stored, is activated carbon and charcoal ash.
Also include the reative cell internal pressure sensor electrically connected with automaton 7 for being located at reative cell 1-2 positions
And pressure relieving valve（It is not drawn into figure）.
And the technique waste water of its flammable gas purifier 10, cistern is introduced after strainer filtering, can be by described
The intake pump 11 of steam generator 3 introduces the reuse of steam generator 3.
And it also includes the splash bar 4 for being used for stirring the fuel being connected with steam generator 3, to avoid reative cell 1-2
Bridging phenomenon occurs for the interior fuel.
And the charge level control sensor 6-2 of its feed bin 2 is infrared photoelectric sensor or ultrasonic sensor.
And must be sealed under its described screw conveyor 9, operating mode.To avoid being influenceed instead by its air inlet
Room 1-2 normal chemical is answered to react.
And the distance between its fire grate 1-1 adjacent two fire grates, there are two kinds of arrangements：One kind is adjacent two
The distance between fire grate, lumpiness or bar less than the biomass granule fuel do size, mainly prepare fuel gas with it, together
When prepare a small amount of fine grained activated carbon；Another is the distance between adjacent two fire grates, more than biological particles combustion
The lumpiness and bar of material do size, activated carbon are mainly prepared with it, while preparing a certain amount of fuel gas.
And its described biomass granule fuel, be rectangle and ball fluid fuel, and its size be preferably 15 respectively ×
20 ~ 50mm of 20 × 150mm and Φ；And the dry shape fuel of bar, preferably cylinder fluid fuel, its size be preferably Φ 15 ~
50mm × 100 ~ 150mm, are not excluded for the granular fuel of other sizes size and other shapes certainly.
Sheet material used in the utility model is heat-resisting alloy steel plate.
And also have refractory masses 12 and adiabator layer 13 in its inwall of reacting furnace 2.
And also have seal in feed bin 2 and the pairing through position of reacting furnace 1, to avoid producing, technique is not admissible to alter
Gas.
The structure type and working condition of steam generator 3 and its drive device 5 included by the utility model, as
201610225473.0 patent（Application）Steam generator and its drive device structure type and working condition.
And the feeding device 6 be use tipping bucket type feeding device, the structure and working condition of the feeding device 6, such as
With foundry cupola feeding device.
The utility model is equally applicable to use coal production fuel gas.
The utility model first sample trial production effect as described by above embodiment is shown, continuous to run one month
Any failure does not occur, compared with above-mentioned existing patent application, its production capacity improves 10 ~ 20%, and the staff reduces 50%
More than, fairly obvious technical economic benefit is achieved, the affirmative of unit on probation has been obtained, realized of the present utility model first
Inner feelings.
Claims (5)
1. a kind of fuel gas automatic producing device, it is using biomass granule fuel as gas raw material processed, including reacting furnace（1）, with
Reacting furnace（1）The feed bin of pairing insertion（2）, it is located at reacting furnace（1）Inner chamber include stretch in feed bin（2）The water inlet of tip exterior
Air inlet pipe（3-4）Steam generator inside（3）, for draw fuel gas include id-motor（4-1）Drawing inside
Wind apparatus（4）, for driving steam generator（3）What is rotated includes the second motor（5-1）Drive device inside（5）, feed
Storehouse（2）What is fed there is charge level to control sensor（6-2）With the 3rd motor（6-1）Feeding device（6）, and automaton
（7）；The reacting furnace（1-2）By fire grate（1-1）Separate and constitute top reaction compartment（1-2）Harvested and stored room with bottom reaction product
（1-3）, and the reative cell（1）Provided with lighting-up tuyere（1-5）；Reaction product is harvested and stored room（1-3）Provided with reaction product discharge
Mouthful（1-4）With fuel gas outlet（1-6）, and its fuel gas outlet（1-6）With blower unit（4）Pipeline is connected, and
Blower unit（4）Outlet can be connected with gas unit pipeline, it is characterised in that：Also include：
A, one includes the 4th motor with closed cover（9-3）Screw conveyor inside（9）；It is described spiral defeated
Send device（9）Charging aperture, pass through reaction product outlet（1-4）Reaction product is stretched into harvest and store room（1-3）Interior and remittance is received
Reaction product；And its discharging opening（9-1）Import pond（9-2）In, and its discharging opening（9-1）Keep water seal state；
B, the water inlet air inlet pipe（3-4）With reative cell lighting-up tuyere（1-5）, it is respectively equipped with the first magnetic valve（3-4-1) with second
Magnetic valve（1-5-1）；
C, the blower unit（4）Id-motor（4-1）, steam generator rotating driving device（5）The second motor（5-
1）, feeding device（6）The 3rd motor（6-1）And screw conveyor（9）The 4th motor（9-3）, it is frequency control
Motor；
D, the automaton（7）Including PLC programmable controllers（7-1）, it is located at reative cell（1-2）Interior temperature is passed
Sensor（7-2）Be located at fuel gas outlet（1-6）Interior carbonomonoxide concentration sensor（7-3）；And the TEMP
Device（7-2）, carbonomonoxide concentration sensor（7-2）, feed bin（2）Charge level control sensor（6-2）, with PLC variable programs
Controller（7-1）Telecommunications is connected；And the id-motor（4-1）, driving steam generator（3）Second motor of rotation（5-
1）, feeding device（6）The 3rd motor（6-1）And screw conveyor（9）The 4th motor（9-3）, respectively by becoming
Frequency device receives automaton（7）Control and realize frequency control；
Under operating mode, by automaton（7）Instruct feeding device（6）The 3rd motor（6-1）Start feed hopper（2）Charging,
And when PLC programmable controllers（7-1）Acquisition controls sensor by charge level（6-2）After the information of the charging of feedback in place, i.e.,
Instruct blower unit（4）Id-motor（4-1）Start, while instructing reative cell lighting-up tuyere（1-5）The second magnetic valve（1-
5-1）Open and implement igniting；When being in reative cell（1-2）Interior granular fuel burning, and treat that its temperature reaches reaction temperature
When spending, by temperature sensor（7-2）Pass through automaton（7）Order is located at lighting-up tuyere（1-5）The second magnetic valve（1-5-1）
Close；Simultaneously by automaton（7）Order water inlet air inlet pipe（3-4）The first magnetic valve（3-4-1）Open, to being located at reaction
Room（1-2）Interior steam generator（3）Supply supplies water；Fuel gas outlet to be located at（1-6）Interior carbonomonoxide concentration is passed
Sensor（7-3）Confirm after aerogenesis, by the carbonomonoxide concentration sensor（7-3）Pass through automaton（7）, order driving water
Vapour generator（3）Second motor of rotation（5-1）Start, steam generator（3）Work, thereafter by automaton（7）Open
Dynamic screw conveyor（9）The 4th motor（9-3）, and by screw conveyor（9）Reaction product is transferred out instead
Answer stove（2）, so as to persistently carry out the automatic production of fuel gas；
And in its fuel gas production process, pass through the PLC programmable controllers for the aerogenesis process software that prestores（7-1）To drawing
Blower motor（4-1）, steam generator rotating driving device（5）The second motor（5-1）, feeding device（6）The 3rd motor
（6-1）And screw conveyor（9）The 4th motor（9-3）, frequency control is implemented by frequency converter respectively, and realize aerogenesis
What is produced continues normal operation.
2. fuel gas automatic producing device according to claim 1, it is characterised in that：It also include dust settling formula or
The flammable gas purifier that water mist sprinkling formula or described two modes are combined（10）；The flammable gas purifier（10）If
In blower unit（4）Downstream portion, and its inlet end and blower unit（4）The connection of gas outlet pipeline, and its outlet is brought out
Mouth is connected with gas unit pipeline.
3. fuel gas automatic producing device as claimed in claim 1 or 2, it is characterised in that：For with water inlet air inlet pipe（3-
4）Water inlet pipe（3-4-2）The intake pump of pipeline connection（11）It is peristaltic pump, and its motor is frequency control motor；And institute
The frequency control motor of peristaltic pump is stated, receives automaton（7）Speed regulating control, to meet reacting furnace in good time（1）Interior work
Skill water requirements.
4. fuel gas automatic producing device as claimed in claim 1, it is characterised in that the biomass granule fuel, is
Including the biomass material including agricultural crop straw, shrub, bamboo, and wood, bamboo processing waste material, through the broken bulk being pressed into or bar
The biomass granule fuel of dry shape.
5. fuel gas automatic producing device according to claim 1, it is characterised in that the reaction product is harvested and stored room
（1-3）The reaction product harvested and stored, is activated carbon and charcoal ash.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621147282.9U CN206538383U (en) | 2016-10-21 | 2016-10-21 | Fuel gas automatic producing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621147282.9U CN206538383U (en) | 2016-10-21 | 2016-10-21 | Fuel gas automatic producing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206538383U true CN206538383U (en) | 2017-10-03 |
Family
ID=59936912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621147282.9U Expired - Fee Related CN206538383U (en) | 2016-10-21 | 2016-10-21 | Fuel gas automatic producing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206538383U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106281466A (en) * | 2016-10-21 | 2017-01-04 | 王志平 | Fuel gas automatic producing device |
-
2016
- 2016-10-21 CN CN201621147282.9U patent/CN206538383U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106281466A (en) * | 2016-10-21 | 2017-01-04 | 王志平 | Fuel gas automatic producing device |
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|---|---|---|---|
| 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: 20171003 Termination date: 20191021 |