CN109342654A - A kind of nitrogen oxide sensor of air inlet protection - Google Patents
A kind of nitrogen oxide sensor of air inlet protection Download PDFInfo
- Publication number
- CN109342654A CN109342654A CN201811166649.5A CN201811166649A CN109342654A CN 109342654 A CN109342654 A CN 109342654A CN 201811166649 A CN201811166649 A CN 201811166649A CN 109342654 A CN109342654 A CN 109342654A
- Authority
- CN
- China
- Prior art keywords
- nitrogen oxide
- oxide sensor
- bottom end
- air inlet
- ontology
- 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.)
- Pending
Links
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 title claims abstract description 198
- 230000001681 protective effect Effects 0.000 claims abstract description 9
- DOTMOQHOJINYBL-UHFFFAOYSA-N molecular nitrogen;molecular oxygen Chemical compound N#N.O=O DOTMOQHOJINYBL-UHFFFAOYSA-N 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 4
- 238000004026 adhesive bonding Methods 0.000 claims description 3
- 229920001821 foam rubber Polymers 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 5
- 239000007789 gas Substances 0.000 abstract description 5
- 239000001301 oxygen Substances 0.000 abstract description 5
- 229910052760 oxygen Inorganic materials 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 abstract description 4
- 230000001737 promoting effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 239000013618 particulate matter Substances 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
- G01N33/0037—NOx
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Combustion & Propulsion (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
Abstract
The invention discloses a kind of nitrogen oxide sensors of air inlet protection, including controller, connecting line and nitrogen oxide sensor ontology, connecting line is connected between the nitrogen oxide sensor ontology and controller, and the junction of connecting line and nitrogen oxide sensor ontology and controller is mounted on protective device, the circumferential inner wall of the nitrogen oxide sensor ontology is equipped with two symmetrically arranged sliding slots along its short transverse, and sliding block is slidably connected in sliding slot, the bottom end inner wall of the sliding slot is connected in the first spring being vertically arranged, and first spring top and sliding block bottom end connect, fixed ring is connected between two sliding blocks, and fixed ring and the inner wall of nitrogen oxide sensor ontology are slidably and sealingly connected with.The present invention can carry out effective filter operation to the exhaust gas entered inside nitrogen oxide sensor; pump oxygen chamber blocking can not only be prevented, also can be improved intake efficiency, while the device can protect the connecting line connecting with nitrogen oxide sensor; it prevents connecting line from fractureing, is suitable for promoting.
Description
Technical field
The present invention relates to the nitrogen oxide sensors that nitrogen oxide sensor technical field more particularly to a kind of air inlet are protected.
Background technique
The nitrogen oxide sensor being in various forms exists in the prior art；However, for existing nitrogen oxide sensor, in reality
In the use process on border, the harmful substance etc. in diesel oil is deposited in electrode surface after combustion and influences its catalytic action, simultaneously
Solid particulate matter in exhaust gas can enter in pump oxygen chamber and cause pump oxygen chamber blocking, and the connecting line of nitrogen oxide sensor exists
When being connected thereto, junction is easily snapped off, and therefore, in order to solve problems, we have proposed a kind of nitrogen oxygen of air inlet protection
Sensor.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of nitrogen oxygen of air inlet protection proposed
Sensor.
To achieve the goals above, present invention employs following technical solutions:
A kind of nitrogen oxide sensor of air inlet protection, including controller, connecting line and nitrogen oxide sensor ontology, the nitrogen oxygen
Connecting line, and the junction of connecting line and nitrogen oxide sensor ontology and controller are connected between sensor body and controller
It is mounted on protective device, the circumferential inner wall of the nitrogen oxide sensor ontology is equipped with two symmetrically arranged cunnings along its short transverse
Slot, and sliding block is slidably connected in sliding slot, the bottom end inner wall of the sliding slot are connected in the first spring being vertically arranged, and first
The top of spring and the bottom end of sliding block connect, and are connected with fixed ring, and fixed ring and nitrogen oxide sensor between two sliding blocks
The inner wall of ontology is slidably and sealingly connected with, and there are four the fixations of circular array setting for the inner wall connection of the nitrogen oxide sensor ontology
Block, and fixed block is located at the lower section of sliding slot, the internal activity of the nitrogen oxide sensor ontology are equipped with filter plate, and filter plate
There are four the mounting blocks of circular array setting for circumferential side wall connection, and the bottom end of mounting blocks is connected with inserted link.
Preferably, the top and bottom end of the fixed block are equipped with the jack in perforation setting, and jack is adapted to inserted link, and insert
Hole is slidably connected with inserted link.
Preferably, the bottom end of the fixed ring is equipped with the loose slot being arranged in a ring, and the top of mounting blocks is connected with activity
Block, and movable block is slidably connected with loose slot, and the arc-shaped structure setting of movable block.
Preferably, the diameter of the filter plate and the internal diameter of fixed ring are consistent, and around the top of filter plate and admittedly
Determine to be provided with sealing ring between the bottom end of ring.
Preferably, the nitrogen oxide sensor ontology is located at the bottom end inner wall below fixed block equipped with screw thread.
Preferably, the protective device includes mounting groove, second spring, motion bar and clamping plate, the nitrogen oxide sensor
The top of ontology circumferential inner wall is set there are four the mounting groove of circular array setting, and second spring is connected in mounting groove, institute
The end for stating second spring is connected with motion bar, and motion bar extends to the outside of mounting groove far from one end of second spring, and
It is connected with clamping plate.
Preferably, the clamping plate and the close side gluing of connecting line have foam-rubber cushion.
The invention has the benefit that passing through controller, protective device, connecting line, nitrogen oxide sensor ontology, sliding slot, cunning
Block, the first spring, mounting blocks, filter plate, inserted link, fixed block, movable block, loose slot, fixed ring, jack, mounting groove, clamping plate,
The setting of second spring, motion bar allows the device to carry out effective mistake to the exhaust gas entered inside nitrogen oxide sensor
Filter operation can not only prevent pump oxygen chamber blocking, also can be improved intake efficiency, while the device can be protected and be passed with nitrogen oxygen
The connecting line of sensor connection, prevents connecting line from fractureing.
In conclusion the device can carry out effective filter operation to the exhaust gas entered inside nitrogen oxide sensor, no
Pump oxygen chamber blocking can be only prevented, also can be improved intake efficiency, while the device can be protected and be connect with nitrogen oxide sensor
Connecting line, prevent connecting line from fractureing, be suitable for promote.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the nitrogen oxide sensor of air inlet protection proposed by the present invention；
Fig. 2 is a kind of nitrogen oxide sensor internal structure cross-sectional view of the nitrogen oxide sensor of air inlet protection proposed by the present invention；
Fig. 3 be a kind of nitrogen oxide sensor of air inlet protection proposed by the present invention nitrogen oxide sensor with connect wire connection structure
Top view；
Fig. 4 is a kind of nitrogen oxide sensor partial structurtes bottom view of the nitrogen oxide sensor of air inlet protection proposed by the present invention.
In figure: 1 controller, 2 protective devices, 3 connecting lines, 4 nitrogen oxide sensor ontologies, 5 sliding slots, 6 sliding blocks, 7 first springs,
8 mounting blocks, 9 filter plates, 10 inserted links, 11 fixed blocks, 12 movable blocks, 13 loose slots, 14 fixed rings, 15 jacks, 16 mounting grooves, 17
Clamping plate, 18 second springs, 19 motion bars.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-4, a kind of nitrogen oxide sensor of air inlet protection, including controller 1, connecting line 3 and nitrogen oxide sensor
Ontology 4, is connected with connecting line 3 between nitrogen oxide sensor ontology 4 and controller 1, and connecting line 3 and nitrogen oxide sensor ontology 4 with
And the junction of controller 1 is mounted on protective device 2, the circumferential inner wall of the nitrogen oxide sensor ontology 4 is along its short transverse
Equipped with two symmetrically arranged sliding slots 5, and sliding block 6 is slidably connected in sliding slot 5, the bottom end inner wall of the sliding slot 5, which is connected with, is in
The first spring 7 being vertically arranged, and the top of the first spring 7 is connect with the bottom end of sliding block 6, is connected between two sliding blocks 6
There is fixed ring 14, and fixed ring 14 and the inner wall of nitrogen oxide sensor ontology 4 are slidably and sealingly connected with, the nitrogen oxide sensor ontology 4
Inner wall connection there are four the fixed blocks 11 of circular array setting, and fixed block 11 to be located at the lower section of sliding slot 5, the nitrogen oxygen biography
The internal activity of sensor ontology 4 is equipped with filter plate 9, and there are four circular arrays to be arranged for the circumferential side wall connection of filter plate 9
Mounting blocks 8, and the bottom end of mounting blocks 8 is connected with inserted link 10, and the top and bottom end of fixed block 11 are equipped with inserting in perforation setting
Hole 15, jack 15 are adapted to inserted link 10, and jack 15 is slidably connected with inserted link 10, and the bottom end of fixed ring 14 is equipped with to be arranged in a ring
Loose slot 13, the top of mounting blocks 8 is connected with movable block 12, and movable block 12 is slidably connected with loose slot 13, and movable block
The diameter of 12 arc-shaped structure settings, filter plate 9 is consistent with the internal diameter of fixed ring 14, and around the top of filter plate 9 with
Sealing ring is provided between the bottom end of fixed ring 14, the bottom end inner wall that nitrogen oxide sensor ontology 4 is located at 11 lower section of fixed block is equipped with
Screw thread, protective device 2 include mounting groove 16, second spring 18, motion bar 19 and clamping plate 17, the nitrogen oxide sensor ontology 4
The top of circumferential inner wall is set there are four the mounting groove 16 of circular array setting, and second spring 18 is connected in mounting groove 16,
The end of the second spring 18 is connected with motion bar 19, and motion bar 19 extends to mounting groove far from one end of second spring 18
16 outside, and it is connected with clamping plate 17, clamping plate 17 and the close side gluing of connecting line 3 have foam-rubber cushion.
Embodiment: in use, connecting line 3 is connected between controller 1 and nitrogen oxide sensor ontology 4, the second bullet at this time
The elastic force of spring 18 will push motion bar 19, and motion bar 19 will push clamping plate 17 and clamp connecting line 3, prevent connecting line 3 and control
Breakage phenomenon occurs for the junction between device 1 and nitrogen oxide sensor ontology 4, at the discarded bottom by nitrogen oxide sensor ontology 4
End enter its it is internal when, the filter plate 9 inside nitrogen oxide sensor ontology 4 is filtered operation to the particulate matter in exhaust gas, when making
After, needs to clean the filter plate 9 inside nitrogen oxide sensor ontology 4, push up filter plate 9 first, so that
Filter plate 9 drives movable block 12 to push up fixed ring 14, and fixed ring 14 is slided in sliding slot 5 with movable slider 6, and drives the
One spring 7 stretches, and when filter plate 9 drives the inserted link 10 of 8 bottom end of mounting blocks to separate with the jack 15 on fixed block 11, rotates
Filter plate 9, so that filter plate 9 drives movable block 12 to slide in the loose slot 13 of 14 bottom end of fixed ring, when mounting blocks 8 and fixed block
11 not when on same vertical line, filter plate 9 is removed, and cleans to it, thus it can be prevented that nitrogen oxygen senses
Device ontology 4 blocks, while can also guarantee the intake efficiency of nitrogen oxide sensor ontology 4.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of nitrogen oxide sensor of air inlet protection, including controller (1), connecting line (3) and nitrogen oxide sensor ontology (4),
It is characterized in that, be connected with connecting line (3) between the nitrogen oxide sensor ontology (4) and controller (1), and connecting line (3) with
The junction of nitrogen oxide sensor ontology (4) and controller (1) is mounted on protective device (2), the nitrogen oxide sensor ontology
(4) circumferential inner wall is equipped with two symmetrically arranged sliding slots (5) along its short transverse, and slidably connects sliding block in sliding slot (5)
(6), the bottom end inner wall of the sliding slot (5) is connected in the first spring (7) for being vertically arranged, and the top of the first spring (7) with
The bottom end of sliding block (6) connects, and is connected with fixed ring (14) between two sliding blocks (6), and fixed ring (14) and nitrogen oxygen sense
The inner wall of device ontology (4) is slidably and sealingly connected with, and the inner wall connection of the nitrogen oxide sensor ontology (4) is set there are four circular array
The fixed block (11) set, and fixed block (11) is located at the lower section of sliding slot (5), the internal activity of the nitrogen oxide sensor ontology (4)
It is equipped with filter plate (9), and there are four the mounting blocks (8) of circular array setting for the circumferential side wall connection of filter plate (9), and pacify
The bottom end of dress block (8) is connected with inserted link (10).
2. a kind of nitrogen oxide sensor of air inlet protection according to claim 1, which is characterized in that the fixed block (11)
Top and bottom end are equipped with the jack (15) in perforation setting, and jack (15) is adapted to inserted link (10), and jack (15) and inserted link
(10) it is slidably connected.
3. a kind of nitrogen oxide sensor of air inlet protection according to claim 1, which is characterized in that the fixed ring (14)
Bottom end is equipped with the loose slot (13) that is arranged in a ring, and the top of mounting blocks (8) is connected with movable block (12), and movable block (12) with
Loose slot (13) is slidably connected, and movable block (12) arc-shaped structure setting.
4. a kind of nitrogen oxide sensor of air inlet protection according to claim 1, which is characterized in that the filter plate (9)
Diameter is consistent with the internal diameter of fixed ring (14), and sets between the bottom end of fixed ring (14) around the top of filter plate (9)
It is equipped with sealing ring.
5. a kind of nitrogen oxide sensor of air inlet protection according to claim 1, which is characterized in that the nitrogen oxide sensor sheet
Body (4) is located at the bottom end inner wall below fixed block (11) equipped with screw thread.
6. a kind of nitrogen oxide sensor of air inlet protection according to claim 1, which is characterized in that the protective device (2)
Including mounting groove (16), second spring (18), motion bar (19) and clamping plate (17), nitrogen oxide sensor ontology (4) circumference
The top of inner wall set there are four circular array setting mounting groove (16), and mounting groove (16) in be connected with second spring
(18), the end of the second spring (18) is connected with motion bar (19), and the one of motion bar (19) separate second spring (18)
End extends to the outside of mounting groove (16), and is connected with clamping plate (17).
7. a kind of nitrogen oxide sensor of air inlet protection according to claim 6, which is characterized in that the clamping plate (17) and company
The close side gluing of wiring (3) has foam-rubber cushion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811166649.5A CN109342654A (en) | 2018-10-08 | 2018-10-08 | A kind of nitrogen oxide sensor of air inlet protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811166649.5A CN109342654A (en) | 2018-10-08 | 2018-10-08 | A kind of nitrogen oxide sensor of air inlet protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109342654A true CN109342654A (en) | 2019-02-15 |
Family
ID=65308626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811166649.5A Pending CN109342654A (en) | 2018-10-08 | 2018-10-08 | A kind of nitrogen oxide sensor of air inlet protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109342654A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112285279A (en) * | 2020-09-21 | 2021-01-29 | 山东斯诺电子有限公司 | Malodorous gas detector with integrated temperature compensation technology |
| CN114033541A (en) * | 2021-10-21 | 2022-02-11 | 宁波安创电子科技有限公司 | High-pressure-resistant nitrogen-oxygen sensor |
| CN114460139A (en) * | 2020-11-09 | 2022-05-10 | 长城汽车股份有限公司 | Nitrogen-oxygen sensor and method for detecting moisture in thermal buffer medium of probe of nitrogen-oxygen sensor |
| CN117679948A (en) * | 2023-12-08 | 2024-03-12 | 江西大唐国际新余第二发电有限责任公司 | NOx concentration measuring and controlling device for denitration outlet |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103884821A (en) * | 2014-04-14 | 2014-06-25 | 周志国 | Device and method for measuring nitric oxide component of exhaust generated by electricity generation in thermal power plant |
| CN204666599U (en) * | 2015-04-30 | 2015-09-23 | 无锡伟博汽车科技有限公司 | A kind of NOx pick-up unit demarcated for automobile |
| CN205643314U (en) * | 2016-05-27 | 2016-10-12 | 重庆川然节能技术有限公司 | Gaseous composition sensor probe of integrated form and detection structure |
| CN206307032U (en) * | 2016-12-29 | 2017-07-07 | 天津可盟拓信息技术有限公司 | A kind of intelligent vehicle-carried supervising device |
| CN206360761U (en) * | 2016-08-17 | 2017-07-28 | 宁波安创电子科技有限公司 | A kind of nitrogen oxide sensor |
| CN206370557U (en) * | 2017-01-19 | 2017-08-01 | 东莞市瀛通电线有限公司 | A kind of wire rod with defencive function |
| CN207488226U (en) * | 2017-07-26 | 2018-06-12 | 深圳安培龙科技股份有限公司 | A kind of nitrogen oxide sensor into gas shielded |
| CN207620876U (en) * | 2017-11-23 | 2018-07-17 | 北京润沃达汽车科技有限公司 | A kind of cleaning of exhaust gas produced by diesel automobile device |
| CN207834706U (en) * | 2018-01-11 | 2018-09-07 | 重庆商务职业学院 | A kind of databus |
-
2018
- 2018-10-08 CN CN201811166649.5A patent/CN109342654A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103884821A (en) * | 2014-04-14 | 2014-06-25 | 周志国 | Device and method for measuring nitric oxide component of exhaust generated by electricity generation in thermal power plant |
| CN204666599U (en) * | 2015-04-30 | 2015-09-23 | 无锡伟博汽车科技有限公司 | A kind of NOx pick-up unit demarcated for automobile |
| CN205643314U (en) * | 2016-05-27 | 2016-10-12 | 重庆川然节能技术有限公司 | Gaseous composition sensor probe of integrated form and detection structure |
| CN206360761U (en) * | 2016-08-17 | 2017-07-28 | 宁波安创电子科技有限公司 | A kind of nitrogen oxide sensor |
| CN206307032U (en) * | 2016-12-29 | 2017-07-07 | 天津可盟拓信息技术有限公司 | A kind of intelligent vehicle-carried supervising device |
| CN206370557U (en) * | 2017-01-19 | 2017-08-01 | 东莞市瀛通电线有限公司 | A kind of wire rod with defencive function |
| CN207488226U (en) * | 2017-07-26 | 2018-06-12 | 深圳安培龙科技股份有限公司 | A kind of nitrogen oxide sensor into gas shielded |
| CN207620876U (en) * | 2017-11-23 | 2018-07-17 | 北京润沃达汽车科技有限公司 | A kind of cleaning of exhaust gas produced by diesel automobile device |
| CN207834706U (en) * | 2018-01-11 | 2018-09-07 | 重庆商务职业学院 | A kind of databus |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112285279A (en) * | 2020-09-21 | 2021-01-29 | 山东斯诺电子有限公司 | Malodorous gas detector with integrated temperature compensation technology |
| CN114460139A (en) * | 2020-11-09 | 2022-05-10 | 长城汽车股份有限公司 | Nitrogen-oxygen sensor and method for detecting moisture in thermal buffer medium of probe of nitrogen-oxygen sensor |
| CN114033541A (en) * | 2021-10-21 | 2022-02-11 | 宁波安创电子科技有限公司 | High-pressure-resistant nitrogen-oxygen sensor |
| CN117679948A (en) * | 2023-12-08 | 2024-03-12 | 江西大唐国际新余第二发电有限责任公司 | NOx concentration measuring and controlling device for denitration outlet |
| CN117679948B (en) * | 2023-12-08 | 2024-07-16 | 江西大唐国际新余第二发电有限责任公司 | NOx concentration measuring and controlling device for denitration outlet |
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Application publication date: 20190215 |