CN208833562U - Dust gas sampling system - Google Patents
Dust gas sampling system Download PDFInfo
- Publication number
- CN208833562U CN208833562U CN201820634690.XU CN201820634690U CN208833562U CN 208833562 U CN208833562 U CN 208833562U CN 201820634690 U CN201820634690 U CN 201820634690U CN 208833562 U CN208833562 U CN 208833562U
- Authority
- CN
- China
- Prior art keywords
- gas
- gas collecting
- branch pipe
- solenoid valve
- supervisor
- 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
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model provides a kind of dust gas sampling system, belong to gas collecting device technical field, including gas collecting pipeline and gas detector, gas collecting pipeline includes gas collecting supervisor and two gas collecting branch pipes, the first solenoid valve is installed on gas collecting supervisor, first pressure meter, first vacuum pump, first flowmeter and the first thermometer, second solenoid valve is mounted on gas collecting branch pipe, second pressure meter, second vacuum pump, second flowmeter and second temperature meter, the side of gas collecting pipeline is equipped with heating device, one end of gas collecting branch pipe is connected with flue tube, the other end of gas collecting branch pipe is connected with one end that gas collecting is responsible for, the other end of gas collecting supervisor is connected with gas pretreatment device；The utility model has the advantages that humidity is small, is not easy to plug, detects flue gas data are accurate and effective and adjusts the size of gas source in pipeline, is conducive to the maintenance of gas collecting pipeline maintenance and work efficiency is high.
Description
Technical field:
The utility model belongs to gas collecting device technical field, and in particular to a kind of dust gas sampling system.
Background technique:
Gas sampler is the routinely instrument for acquiring gaseous sample in atmospheric environment or operating environment.
Currently, the gas sampler for the dust gas collecting of factory mostly uses single tube to sample, dust gas itself
Humidity it is larger, be easy to cause the blocking of pipeline, cause the acquisition instability of flow of dust gas, influence to need the powder that detects
Dirt gas data it is accurate, and existing gas sampler can not effectively adjust the size of gas source in pipeline.
Furthermore there is also being unfavorable for, gas collecting pipeline maintenance maintains existing gas sampler and working efficiency is relatively low
Problem.
Utility model content:
The purpose of this utility model is to provide a kind of dust gas sampling system, the dust in view of the above problems
Property gas sampling system have humidity is small, be not easy to plug, detect flue gas data it is accurate and effective adjusting pipeline in gas source it is big
It is small, be conducive to the maintenance of gas collecting pipeline maintenance and the advantages of work efficiency is high.
Above-mentioned purpose is realized by following technical scheme:
Dust gas sampling system, including gas collecting pipeline and gas detector, gas collecting pipeline include gas
Acquisition supervisor and two gas collecting branch pipes, gas collecting are responsible for and are equipped with the first solenoid valve, first pressure meter, the first vacuum
Pump, first flowmeter and the first thermometer are mounted on second solenoid valve, second pressure meter, second true on gas collecting branch pipe
Sky pump, second flowmeter and second temperature meter, the side of gas collecting pipeline are equipped with heating device, and heating device includes heating
Case, hot gas conveying supervisor and oblique hot gas delivery branch pipe, the side wall of heater box are equipped with air inlet and air outlet, connect on air inlet
It is connected to air inlet pipe, switching control pilot is installed in air inlet pipe, is equipped with electric heater in heater box, the lateral wall of heater box is equipped with the
One controller, the first controller are mutually electrically connected with electric heater, and hot gas conveying supervisor is equipped with the first axial flow blower, oblique heat
Third solenoid valve is mounted in gas delivery branch pipe, one end of hot gas conveying supervisor is connected with gas outlet, hot gas conveying supervisor
The other end be connected with one end of oblique hot gas delivery branch pipe, the other end of oblique hot gas delivery branch pipe and gas collecting branch
Pipe, gas collecting supervisor are connected, and one end of gas collecting branch pipe is connected with flue tube, the other end and gas of gas collecting branch pipe
One end of body acquisition supervisor is connected, and the other end of gas collecting supervisor is connected with gas pretreatment device, gas pretreatment dress
It sets including gas treatment case and multiple drying boxes, the top and bottom of drying box are equipped with air inlet, are equipped with and are vertically arranged in drying box
Charge plate, the side wall of charge plate is equipped with multiple spherical driers with air hole, silica gel is equipped in spherical drier, dry
The right end of dry box is equipped with installation part, and the inner sidewall of gas treatment case is equipped with installation groove, and the inner bottom surface of installation groove is equipped with
For placing the cartridge apertures of drying box, installation part is in mating connection with installation groove, and installation part is equipped with connecting plate, gas treatment case
Side be equipped with telescopic cylinder, the telescopic rod of telescopic cylinder is connected with connecting plate, and the inner sidewall of gas treatment case is equipped with position
The first humidity sensor below drying box, the lateral wall of gas treatment case are equipped with the first wetness display unit and the second control
The upper right side of device, gas treatment case is exported equipped with dusty gas, is connected with outlet between dusty gas outlet and gas detector
Pipe, the lower-left end of gas treatment case are equipped with dusty gas import, and the other end of gas collecting supervisor is connected with dusty gas import
It connects, the 4th solenoid valve and the second axial flow blower, the first solenoid valve, second solenoid valve, third solenoid valve, is installed on escape pipe
Four solenoid valves are mutually electrically connected with second controller respectively.
Preferably, the inner top surface of the gas treatment case is equipped with the second humidity sensor, the outside of the gas treatment case
Wall is equipped with the second wetness display unit, and second humidity sensor is mutually electrically connected with second wetness display unit.
Preferably, the inner sidewall of the installation groove is equipped with elastomeric pad.
Preferably, the inner sidewall of the heater box is equipped with temperature sensor, and the lateral wall of the heater box is equipped with temperature
Display is spent, the temperature sensor is mutually electrically connected with the temperature indicator.
Preferably, the inner sidewall of the heater box is equipped with pressure sensor, and the lateral wall of the heater box is equipped with pressure
Power display, the pressure sensor are mutually electrically connected with the pressure display unit.
Compared with prior art, the utility model has the beneficial effects that
1. the first solenoid valve, second solenoid valve, third solenoid valve, the 4th solenoid valve control gas respectively in the utility model
Acquire supervisor, gas collecting branch pipe, oblique hot gas delivery branch pipe, in escape pipe gas disengaging；First pressure meter, second pressure
Meter measurement gas collecting supervisor, the pressure value in gas collecting branch pipe respectively；First vacuum pump, the second vacuum pump draw gas respectively
Gas in body acquisition supervisor, gas collecting branch pipe；First flowmeter, second flowmeter measure gas collecting supervisor, gas respectively
Body acquires the gas flow in branch pipe；First thermometer, second temperature meter measure gas collecting supervisor, gas collecting branch pipe respectively
Interior gas temperature.
2. in the utility model the setting of heating device gas collecting can be responsible for, the humidity in gas collecting branch pipe compared with
The phenomenon that high gas is preheated, prevents line clogging, oblique hot gas delivery branch pipe can not only convey hot gas, by
It is arranged in it oblique, the flowing velocity of dust gas can also be improved.
3. the working condition of the first controller control electric heater in the utility model；Second controller controls the first electromagnetism
Valve, second solenoid valve, the working condition of third solenoid valve, the 4th solenoid valve.
4. drying box is for drying the biggish dust gas of humidity in the utility model, and telescopic cylinder can control and stretch
Contracting bar it is flexible come reach to drying box replacement maintenance.
5. the first humidity sensor described in the utility model can measure the dust gas of rigid air inlet body treatment box
Humidity, measurement show that the heating device of early period adjustable in this way is to dust gas in humidity value in the first wetness display unit
The heating of body is dried dynamics.
6. the inner top surface of gas treatment case described in the utility model is equipped with the second humidity sensor, the gas treatment case
Lateral wall be equipped with the second wetness display unit, mutually electrical property connects for second humidity sensor and second wetness display unit
It connects, the second humidity sensor can measure the humidity by the dry dust gas of drying box, and measurement is in humidity value second
It is shown in wetness display unit, if humidity value is still larger, illustrates that the effect dried is not obvious and need to lengthen the time dried,
At this moment the 4th solenoid valve should be closed.
7. being equipped with elastomeric pad in installation groove described in the utility model, the connection for improving installation part and installation groove is strong
Degree and leakproofness.
8. the inner sidewall of heater box described in the utility model is equipped with temperature sensor, on the lateral wall of the heater box
Equipped with temperature indicator, the temperature sensor is mutually electrically connected with the temperature indicator, and temperature sensor, which can measure, to be added
The temperature value of temperature in hot tank, measurement is shown on temperature indicator, is conveniently adjusted temperature.
9. the inner sidewall of heater box described in the utility model is equipped with pressure sensor, on the lateral wall of the heater box
Equipped with pressure display unit, the pressure sensor is mutually electrically connected with the pressure display unit, and pressure sensor, which can measure, to be added
The pressure value of pressure in hot tank, measurement is shown on pressure display unit, is conveniently adjusted pressure.
Detailed description of the invention:
Attached drawing is used to provide to further understand the utility model, and constitutes part of specification, practical new with this
The embodiment of type is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the connection schematic diagram of installation part and installation groove；
Appended drawing reference: 1, gas collecting pipeline；11, gas collecting is responsible for；12, gas collecting branch pipe；2, gas detector；
3, the first solenoid valve；4, first pressure meter；5, the first vacuum pump；6, first flowmeter；7, the first thermometer；8, the second electromagnetism
Valve；9, second pressure meter；10, the second vacuum pump；13, second flowmeter；14, second temperature meter；15, heating device；151, add
Hot tank；152, hot gas conveying supervisor；153, oblique hot gas delivery branch pipe；16, air inlet pipe；17, switching control pilot；18, electric heating
Device；19, the first controller；20, the first axial flow blower；21, third solenoid valve；22, gas pretreatment device；221, at gas
Manage case；222, drying box；2221, charge plate；2222, spherical drier；23, installation part；24, installation groove；241, cartridge apertures；
25, connecting plate；26, telescopic cylinder；27, the first humidity sensor；28, the first wetness display unit；29, second controller；30, go out
Tracheae；31, the 4th solenoid valve；32, the second axial flow blower；33, the second humidity sensor；34, the second wetness display unit；35, bullet
Property gasket；36, temperature sensor；37, temperature indicator；38, pressure sensor；39, pressure display unit.
Specific embodiment:
As shown in Figure 1, dust gas sampling system, including gas collecting pipeline 1 and gas detector 2, gas collecting
Pipeline 1 includes gas collecting supervisor 11 and two gas collecting branch pipes 12, is equipped with the first solenoid valve on gas collecting supervisor 11
3, first pressure meter 4, the first vacuum pump 5, first flowmeter 6 and the first thermometer 7 are mounted on gas collecting branch pipe 12
Second solenoid valve 8, second pressure meter 9, the second vacuum pump 10, second flowmeter 13 and second temperature meter 14.
The side of gas collecting pipeline 1 is equipped with heating device 15, and heating device 15 includes heater box 151, hot gas conveying master
Pipe 152 and oblique hot gas delivery branch pipe 153, the side wall of heater box 151 are equipped with air inlet and air outlet, are connected on air inlet
Air inlet pipe 16 is equipped with switching control pilot 17 in air inlet pipe 16, is equipped with electric heater 18 in heater box 151, heater box 151 it is outer
Side wall is equipped with the first controller 19, and the first controller 19 is electrically connected with 18 phase of electric heater, and hot gas conveying supervisor 152 is equipped with
First axial flow blower 20, is mounted on third solenoid valve 21 in oblique hot gas delivery branch pipe 153, and the one of hot gas conveying supervisor 152
End is connected with gas outlet, and the other end of hot gas conveying supervisor 152 is connected with one end of oblique hot gas delivery branch pipe 153, tiltedly
It is connected to the other end of hot gas delivery branch pipe 153 with gas collecting branch pipe 12, gas collecting supervisor 11.
One end of gas collecting branch pipe 12 is connected with flue tube, and the other end and gas collecting of gas collecting branch pipe 12 are responsible for
11 one end is connected, and the other end of gas collecting supervisor 11 is connected with gas pretreatment device 22, gas pretreatment device 22
Including gas treatment case 221 and multiple drying boxes 222, the top and bottom of drying box 222 are equipped with air inlet, drying box 222
It is interior that equipped with the charge plate 2221 being vertically arranged, the side wall of charge plate 2221 is equipped with multiple spherical driers 2222 with air hole,
Silica gel is equipped in spherical drier 2222.
The right end of drying box 222 is equipped with installation part 23, and the inner sidewall of gas treatment case 221 is equipped with installation groove 24,
The inner bottom surface of installation groove 24 is equipped with the cartridge apertures 241 for placing drying box 222, and installation part 23 is matched with installation groove 24
Connection, installation part 23 are equipped with connecting plate 25, and the side of gas treatment case 221 is equipped with telescopic cylinder 26, and telescopic cylinder 26 is stretched
Contracting bar is connected with connecting plate 25.
The inner sidewall of gas treatment case 221 is equipped with the first humidity sensor 27 for being located at the lower section of drying box 222, at gas
The lateral wall for managing case 221 is equipped with the first wetness display unit 28 and second controller 29, and the upper right side of gas treatment case 221 is equipped with
Dusty gas outlet is connected with escape pipe 30, the lower-left of gas treatment case 221 between dusty gas outlet and gas detector 2
End is equipped with dusty gas import, and the other end of gas collecting supervisor 11 is connected with dusty gas import, installs on escape pipe 30
There are the 4th solenoid valve 31 and the second axial flow blower 32.
First solenoid valve 3, second solenoid valve 8, third solenoid valve 21, the 4th solenoid valve 31 respectively with second controller 29
Mutually it is electrically connected.
First solenoid valve 3, second solenoid valve 8, third solenoid valve 21, the 4th solenoid valve 31 control gas collecting supervisor respectively
11, gas collecting branch pipe 12, oblique hot gas delivery branch pipe 153, in escape pipe 30 gas disengaging；First pressure meter 4, second is pressed
Power meter 9 measures the pressure value that gas collecting is responsible in 11, gas collecting branch pipe 12 respectively；First vacuum pump 5, the second vacuum pump 10
The gas in 11, gas collecting branch pipe 12 is responsible in draw gas acquisition respectively；First flowmeter 6, second flowmeter 13 are surveyed respectively
Determine the gas flow that gas collecting is responsible in 11, gas collecting branch pipe 12；First thermometer 7, second temperature meter 14 measure respectively
Gas temperature in gas collecting supervisor 11, gas collecting branch pipe 12.
The setting of heating device 15 can be responsible for gas collecting the higher gas of humidity in 11, gas collecting branch pipe 12
The phenomenon that being preheated, preventing line clogging, oblique hot gas delivery branch pipe 153 can not only convey hot gas, due to it
It is arranged to oblique, the flowing velocity of dust gas can also be improved.
The working condition of first controller 19 control electric heater 18；Second controller 29 controls the first solenoid valve 3, second
The working condition of solenoid valve 8, third solenoid valve 21, the 4th solenoid valve 31.
Drying box 222 is for drying the biggish dust gas of humidity, and telescopic cylinder 26 can control stretching for telescopic rod
Contracting is safeguarded to reach the replacement to drying box 222.
First humidity sensor 27 can measure the humidity of the dust gas of rigid air inlet body treatment box 221, measure wet
Angle value shows that the heating device 15 of early period adjustable in this way goes the heating of dust gas in the first wetness display unit 28
Wet dynamics.
The inner top surface of gas treatment case 221 is equipped with the second humidity sensor 33, and the lateral wall of gas treatment case 221 is equipped with
Second wetness display unit 34, the second humidity sensor 33 are electrically connected with 34 phase of the second wetness display unit, the second humidity sensor
33 can measure the humidity by the dry dust gas of drying box 222, and measurement is in humidity value in the second wetness display unit 34
Upper display illustrates that the effect dried is not obvious and needs to lengthen the time dried, at this moment should close if humidity value is still larger
Close the 4th solenoid valve 31.
It is equipped with elastomeric pad 35 in installation groove 24, improves bonding strength and the sealing of installation part 23 and installation groove 24
Property.
The inner sidewall of heater box 151 is equipped with temperature sensor 36, and the lateral wall of heater box 151 is equipped with temperature indicator
37, temperature sensor 36 is electrically connected with 37 phase of temperature indicator, and temperature sensor 36 can measure the temperature in heater box 151
Degree, the temperature value of measurement is shown on temperature indicator 37, is conveniently adjusted temperature.
The inner sidewall of heater box 151 is equipped with pressure sensor 38, and the lateral wall of heater box 151 is equipped with pressure display unit
39, pressure sensor 38 is electrically connected with 39 phase of pressure display unit, and pressure sensor 38 can measure the pressure in heater box 151
The pressure value of power, measurement is shown on pressure display unit 39, is conveniently adjusted pressure.
Technological means disclosed in the utility model is not limited to the technical means disclosed in the above technical means, also
Including the technical solution as composed by the above technical characteristic equivalent replacement.The unaccomplished matter of the utility model belongs to this field skill
The common knowledge of art personnel.
Claims (5)
1. dust gas sampling system, including gas collecting pipeline and gas detector, it is characterised in that: gas collecting pipeline
Including gas collecting supervisor and two gas collecting branch pipes, gas collecting supervisor on be equipped with the first solenoid valve, first pressure meter,
First vacuum pump, first flowmeter and the first thermometer are mounted on second solenoid valve, second pressure on gas collecting branch pipe
The side of meter, the second vacuum pump, second flowmeter and second temperature meter, gas collecting pipeline is equipped with heating device, heating device
Including heater box, hot gas conveying supervisor and oblique hot gas delivery branch pipe, the side wall of heater box is equipped with air inlet and air outlet, into
It is connected with air inlet pipe on port, switching control pilot is installed in air inlet pipe, is equipped with electric heater, the outside of heater box in heater box
Wall is equipped with the first controller, and the first controller is mutually electrically connected with electric heater, and hot gas conveying supervisor is equipped with first axle stream wind
Machine is mounted on third solenoid valve in oblique hot gas delivery branch pipe, and one end of hot gas conveying supervisor is connected with gas outlet, hot gas
The other end of conveying supervisor is connected with one end of oblique hot gas delivery branch pipe, the other end and gas of oblique hot gas delivery branch pipe
Acquisition branch pipe, gas collecting supervisor are connected, and one end of gas collecting branch pipe is connected with flue tube, gas collecting branch pipe it is another
The one end being responsible for gas collecting is held to be connected, the other end of gas collecting supervisor is connected with gas pretreatment device, and gas is pre-
Processing unit includes gas treatment case and multiple drying boxes, and the top and bottom of drying box are equipped with air inlet, set in drying box
There is the charge plate being vertically arranged, the side wall of charge plate is equipped with multiple spherical driers with air hole, is equipped in spherical drier
Silica gel, the right end of drying box are equipped with installation part, and the inner sidewall of gas treatment case is equipped with installation groove, the interior bottom of installation groove
Face is equipped with the cartridge apertures for placing drying box, and installation part is in mating connection with installation groove, and installation part is equipped with connecting plate, gas
The side for the treatment of box is equipped with telescopic cylinder, and the telescopic rod of telescopic cylinder is connected with connecting plate, on the inner sidewall of gas treatment case
Equipped with the first humidity sensor being located at below drying box, the lateral wall of gas treatment case is equipped with the first wetness display unit and the
The upper right side of two controllers, gas treatment case is exported equipped with dusty gas, is connected between dusty gas outlet and gas detector
Have an escape pipe, the lower-left end of gas treatment case is equipped with dusty gas import, the other end and dusty gas of gas collecting supervisor into
Mouth is connected, and the 4th solenoid valve and the second axial flow blower, the first solenoid valve, second solenoid valve, third electricity are equipped on escape pipe
Magnet valve, the 4th solenoid valve are mutually electrically connected with second controller respectively.
2. dust gas sampling system according to claim 1, it is characterised in that: the inner top surface of the gas treatment case
Equipped with the second humidity sensor, the lateral wall of the gas treatment case is equipped with the second wetness display unit, and second humidity passes
Sensor is mutually electrically connected with second wetness display unit.
3. dust gas sampling system according to claim 1, it is characterised in that: on the inner sidewall of the installation groove
Equipped with elastomeric pad.
4. dust gas sampling system according to claim 1, it is characterised in that: set on the inner sidewall of the heater box
There is temperature sensor, the lateral wall of the heater box is equipped with temperature indicator, the temperature sensor and the temperature display
Device is mutually electrically connected.
5. dust gas sampling system according to claim 1, it is characterised in that: set on the inner sidewall of the heater box
There is pressure sensor, the lateral wall of the heater box is equipped with pressure display unit, and the pressure sensor and the pressure are shown
Device is mutually electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820634690.XU CN208833562U (en) | 2018-04-30 | 2018-04-30 | Dust gas sampling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820634690.XU CN208833562U (en) | 2018-04-30 | 2018-04-30 | Dust gas sampling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208833562U true CN208833562U (en) | 2019-05-07 |
Family
ID=66304145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820634690.XU Expired - Fee Related CN208833562U (en) | 2018-04-30 | 2018-04-30 | Dust gas sampling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208833562U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117664817A (en) * | 2024-02-02 | 2024-03-08 | 广州恒泰净化科技有限公司 | Workshop dust concentration detecting system |
-
2018
- 2018-04-30 CN CN201820634690.XU patent/CN208833562U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117664817A (en) * | 2024-02-02 | 2024-03-08 | 广州恒泰净化科技有限公司 | Workshop dust concentration detecting system |
| CN117664817B (en) * | 2024-02-02 | 2024-04-05 | 广州恒泰净化科技有限公司 | Workshop dust concentration detecting system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204143285U (en) | Temperature/humidity verification box | |
| CN208833562U (en) | Dust gas sampling system | |
| CN105424881B (en) | A kind of building wall body heat, wet, Air Coupling transmission characteristic test device and method | |
| CN206146914U (en) | Automatic dry detection device of gas humidity sensor and casing | |
| CN210426608U (en) | Temperature and humidity checking box | |
| CN201935528U (en) | Vacuum drying device | |
| CN202430357U (en) | Wet steam regulation and control system | |
| CN109140245A (en) | A kind of urban sewage pipe detection device | |
| CN207797533U (en) | Secondary humidity adjusting type drying machine | |
| CN205986073U (en) | Underground cable line dehumidification system | |
| CN205909864U (en) | Building roof's performance testing device | |
| CN208562391U (en) | A kind of genetic test airing device | |
| CN208562392U (en) | A kind of gene detection reagent heating apparatus | |
| CN210894185U (en) | Quick dew point measuring device | |
| CN209069531U (en) | A kind of air-tightness detection device for pipeline | |
| CN203203953U (en) | Combination box type moisture content measuring device | |
| CN210604551U (en) | Flue gas detection device and flue gas monitoring system | |
| CN108225854B (en) | VOC on-line monitoring double-pump negative pressure sampling system | |
| CN208995505U (en) | A kind of pressure control cell hypoxia incubator | |
| CN102296381B (en) | Wet vapor regulating and controlling system for filament processing dryer | |
| CN208651747U (en) | A kind of gas meter valve Hermetical connecting structure | |
| CN206058009U (en) | The external temperature controller of soil dehydrator | |
| CN106418641B (en) | A kind of soaking type Intelligent tobacco leaf baking device | |
| CN211856266U (en) | High accuracy raise dust particulate matter detection device | |
| CN209386468U (en) | A kind of indoor humidity automatic control device |
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: 20190507 |