CN108355437A - Spray system for settling paint spray booth exhaust gas particle object - Google Patents
Spray system for settling paint spray booth exhaust gas particle object Download PDFInfo
- Publication number
- CN108355437A CN108355437A CN201810394099.6A CN201810394099A CN108355437A CN 108355437 A CN108355437 A CN 108355437A CN 201810394099 A CN201810394099 A CN 201810394099A CN 108355437 A CN108355437 A CN 108355437A
- Authority
- CN
- China
- Prior art keywords
- spray
- tower body
- water tank
- cyclic water
- exhaust gas
- 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.)
- Withdrawn
Links
- 239000007921 spray Substances 0.000 title claims abstract description 189
- 239000003973 paint Substances 0.000 title claims abstract description 22
- 239000002245 particle Substances 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 79
- 125000004122 cyclic group Chemical group 0.000 claims abstract description 43
- 238000001802 infusion Methods 0.000 claims abstract description 19
- 238000005507 spraying Methods 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims abstract description 8
- 238000010257 thawing Methods 0.000 claims description 8
- 238000009423 ventilation Methods 0.000 claims description 8
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 claims description 5
- 238000002386 leaching Methods 0.000 claims description 2
- 230000006378 damage Effects 0.000 abstract description 4
- 239000000126 substance Substances 0.000 abstract description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N benzene Substances C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 19
- 239000007789 gas Substances 0.000 description 17
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 208000005374 Poisoning Diseases 0.000 description 3
- 231100000572 poisoning Toxicity 0.000 description 3
- 230000000607 poisoning effect Effects 0.000 description 3
- 208000024891 symptom Diseases 0.000 description 3
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 2
- 230000001684 chronic effect Effects 0.000 description 2
- 230000002607 hemopoietic effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 208000007443 Neurasthenia Diseases 0.000 description 1
- 206010060860 Neurological symptom Diseases 0.000 description 1
- 206010047700 Vomiting Diseases 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 208000007502 anemia Diseases 0.000 description 1
- 206010003549 asthenia Diseases 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 210000003169 central nervous system Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 231100000206 health hazard Toxicity 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007794 irritation Effects 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000002850 nasal mucosa Anatomy 0.000 description 1
- 230000001473 noxious effect Effects 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1487—Removing organic compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0258—Other waste gases from painting equipments or paint drying installations
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
Abstract
The invention discloses the spray systems for settling paint spray booth exhaust gas particle object, the spray unit being connect including spray tower body and with spray tower body, the bottom for spraying tower body is equipped with air inlet and discharge outlet, the top for spraying tower body is equipped with exhaust outlet, spray unit includes cyclic water tank, cyclic water tank is located at the bottom of spray tower body, cyclic water tank is connect with spray tower body removably, cyclic water tank is used to provide water to spray tower body and is collected to the water in spray column body, cyclic water tank is equipped with water inlet line, the water outlet of water inlet line is equipped with liquid level valve, cyclic water tank is also associated with infusion pump, the outlet of infusion pump passes through pipeline and the upper portion side wall for spraying tower body, middle part of sliding channel is connected with lower sides.This spray system is two concatenated spray tower bodies, can carry out Duplex treatment to the exhaust gas in paint spray booth, greatly reduce the harmful substance in exhaust gas, reduce the harm to work human and environment to the greatest extent.
Description
Technical field
The present invention relates to paint spray booth technical field of waste gas treatment, and in particular to the spray for settling paint spray booth exhaust gas particle object
Leaching system.
Background technology
It is main during paint spraying to generate coating cloud, Organic Waste Gas Pollution.Paint is atomized into particle under high pressure effect,
When spraying, part paint does not reach object being painted table and forms coating cloud with air-flow disperse.Organic solvent-benzene, toluene in coating cloud,
Dimethylbenzene belongs to strong toxic solvents, and when operation distributes into workshop air, and worker can cause acute and chronic after respiratory tract sucks
Poisoning, mainly causes the damage of central nervous system and hemopoietic system, sucks the benzene vapor of high concentration (1500m }/ms) in short term,
It can cause alpastic anemia；The benzene vapor of frequent inhalation of low concentration, the god such as can also cause Nausea and vomiting, mind fuzzy
Through symptom, minority can also cause neurasthenia disease group.The murder by poisoning of toluene Central nervous is stronger than benzene, the effect to hemopoietic system
It is low compared with benzene.It is reported that benzene mass concentration, in 188-375mg/m3, Long Term Contact can have apparent subjective symptoms.Toluene
Chronic hazard is small compared with benzene, and concentration may occur in which poisoning symptom, triphen mixing can also be to eyes, schneiderian membrane at 430-1300mg/m3
Irritation is generated, and neurological symptom is also even more serious.Coating cloud can not be ignored the harm of operating worker, existing spray
Scrubbing tower is poor to paint mist treatment effect, need to take practicable lacquer spraying waste gas control measures, reduces pollutant emission, and reduction has
Health hazard of the malicious harmful substance to painting workshop worker.
Invention content
The technical problem to be solved by the present invention is to the deficiencies in the prior art, and it is an object of the present invention to provide sedimentation paint spray booth exhaust gas
The spray system of grain object.
The present invention is achieved through the following technical solutions：
Spray system for settling paint spray booth exhaust gas particle object, including spray tower body and with the spray that connect of spray tower body
Unit is drenched, the bottom of the spray tower body is equipped with air inlet and discharge outlet, and the top for spraying tower body is equipped with exhaust outlet,
The spray unit includes cyclic water tank, the cyclic water tank be located at spray tower body bottom, cyclic water tank with
The connection of tower body removably is sprayed, cyclic water tank is used to provide water to spray tower body and be received to the water in spray column body
Collection, cyclic water tank are equipped with water inlet line, and the water outlet of the water inlet line is equipped with liquid level valve, and cyclic water tank is also associated with infusion
The outlet of pump, the infusion pump is connect by pipeline with upper portion side wall, middle part of sliding channel and the lower sides for spraying tower body；
Top is equipped with the first spray structure in the spray column body, and first spray structure is connected with infusion pump by pipeline
It connects, middle part and lower part are equipped with the second spray structure and third spray structure, the second spray structure and third spray in spray column body
Structure is connect by pipeline with infusion pump, is arranged on first spray structure, the second spray structure and third spray structure
The multiple atomizers of cloth, the atomizer are sprayed downwards, and the discharge outlet of the spray tower body is equipped with filter plate, and the filter plate is located at
The top of cyclic water tank, the filter plate are connect with discharge outlet removably.
Preferred embodiment is additionally provided with the vortex-flow and defrosting layer positioned at the first spray structure top in the spray column body, and
The first rotational flow and spray layer between the first spray structure and the second spray structure is located at the second spray structure and is sprayed with third
The air admission hole of the second rotational flow and spray layer between structure, the first rotational flow and spray layer and the second rotational flow and spray layer is spiral helicine eddy flow
Channel.
Preferred embodiment, the spray tower body are 2, and the structure of 2 sprays tower body is identical, described two spray tower bodies
Between connected by ventilation pipe, one end of the ventilation pipe is connect with the exhaust outlet of one of spray tower body, the other end
Connect with the air inlet of another spray tower body, the bottom of one of cyclic water tank for spraying tower body bottom and another
The bottom for spraying the cyclic water tank of tower body is connected by connecting pipe.
Preferred embodiment, the cyclic water tank are additionally provided with medicine-adding bin, and the medicine-adding bin is connect by pipeline with cyclic water tank, institute
It states and is additionally provided with valve on medicine-adding bin.
The water inlet of preferred embodiment, institute's infusion pump goes out equipped with screen pack.
Preferred embodiment, the liquid level valve are ball-cock assembly.
Compared with prior art, the present invention having the following advantages and advantages：First, since invention is by cyclic water tank
It is installed on spray tower body bottom in a manner of removable, the water in spray column body can be collected, the water in spray column body
It is voluntarily flowed into cyclic water tank, the water in spray column body can be recycled by gravity, save water resource.Second,
There is the also more convenient repair of the case where damaged cyclic water tank or replacement spray tower body, to save maintenance cost.In spray column
Internal the first rotational flow and spray layer, the second rotational flow and spray layer, vortex-flow and defrosting layer are both provided with spiral helicine swirl channel, can will
The exhaust gas that first rotational flow and spray layer, the second rotational flow and spray layer, vortex-flow and defrosting layer are passed through is uniformly distributed, and is effectively removed miscellaneous in exhaust gas
Object, and ultrahigh in efficiency also equally have good defogging effect.Third, this spray system are two concatenated spray tower bodies, energy
The enough exhaust gas in paint spray booth carries out Duplex treatment, greatly reduces the harmful substance in exhaust gas, to the greatest extent reduction pair
The harm of work human and environment.
Description of the drawings
Attached drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is schematic structural view of the invention.
Label and corresponding parts title in attached drawing：
1- spray tower bodies, 2- cyclic water tanks, 3- connecting pipes, 4- ventilation pipes, 5- infusion pumps, the first spray structures of 6-,
The second spray structures of 7-, 8- third spray structures, 9- vortex-flow and defrosting layers, 10- the first rotational flow and spray layers, the second rotational flow and sprays of 11-
Layer, 12- filter plates, 13- air inlets, 14- exhaust outlets.
Specific implementation mode
To make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment
As shown in Figure 1, the present invention for settle the spray system of paint spray booth exhaust gas particle object, including spray tower body 1 with
And the spray unit being connect with spray tower body 1, the bottom of spray tower body 1 are equipped with air inlet 13 and discharge outlet, spray the top of tower body 1
Portion is equipped with exhaust outlet 14, and spray unit includes cyclic water tank 2, and cyclic water tank 2 is located at the bottom of spray tower body 1, cyclic water tank 2
With spray 1 removably of tower body connect, cyclic water tank 2 be used for spray tower body 1 provide water and to spray tower body 1 in water into
Row is collected, and cyclic water tank 2 is equipped with water inlet line, and the water outlet of the water inlet line is equipped with liquid level valve, and liquid level valve is preferred but unlimited
In for ball-cock assembly.
Cyclic water tank 2 is also associated with infusion pump 5, the outlet of infusion pump 5 by pipeline with spray tower body 1 upper portion side wall,
Middle part of sliding channel is connected with lower sides.It sprays 1 internal upper part of tower body and is equipped with the first spray structure 6, the first spray structure 6 and infusion pump
5 are connected by pipeline, and middle part and lower part are equipped with the second spray structure 7 and third spray structure 8, the second spray in spray tower body 1
Structure 7 and third spray structure 8 are connect by pipeline with infusion pump 5, the first spray structure 6, the second spray structure 7 and third spray
Multiple atomizers of uniformly arranging are drenched in structure 8, and atomizer is sprayed downwards.The discharge outlet for spraying tower body 1 is equipped with filter plate 12, filter
Plate 12 is located at the top of cyclic water tank 1, which connect with discharge outlet removably.
The spray tower body 1 of this spray system is 2, and the structure of this 2 spray tower bodies 1 is identical, between two spray tower bodies 1
Connected by ventilation pipe 4, one end of ventilation pipe 4 connect with the exhaust outlet 14 of one of spray tower body 1, the other end with separately
The air inlet 13 of one spray tower body 1 connects, the bottom of the cyclic water tank 2 of 1 bottom of one of spray tower body and another spray
The bottom for drenching the cyclic water tank 2 of tower body 1 is connected by connecting pipe 3, ensures that the water level of two cyclic water tanks 2 is identical.
The vortex-flow and defrosting layer 9 positioned at 6 top of the first spray structure is additionally provided in spray tower body 1, and positioned at the first spray
The first rotational flow and spray layer 10 between structure 6 and the second spray structure 7 is drenched, the second spray structure 7 and third spray structure 8 are located at
Between the second rotational flow and spray layer 11, the air admission hole of the first rotational flow and spray layer 10 and the second rotational flow and spray layer 12 is spiral helicine rotation
Circulation road.
Operation principle：The spray system for settling paint spray booth exhaust gas particle object of the present invention, this spray system pass through two
A spray tower body 1 is connected by ventilation pipe 4, and the exhaust gas being discharged out of paint spray booth enters one of spray tower body by pipeline
In 1 air admission hole 13, then exhaust gas circulates from the bottom to top in spray tower body 1, in the process that exhaust gas circulates in spray tower body 1
In, infusion pump 5 extracts the water in cyclic water tank 2 and is sprayed to the first spray structure 6, the second spray structure 7 and third by pipeline
Drench structure 8 and high pressure water flow be provided, the atomizer on the first spray structure 6, the second spray structure 7 and third spray structure 8 to
It sprays in spray tower body 1, the particulate matter in exhaust gas is settled.The first rotational flow and spray layer 10 in this spray tower body 1,
Second rotational flow and spray layer 11, vortex-flow and defrosting layer 9 are both provided with spiral helicine swirl channel, to cause the first rotational flow and spray layer
10, the second rotational flow and spray layer 11, vortex-flow and defrosting layer 9 can be such that the exhaust gas being passed through is uniformly distributed, so that can effectively remove in exhaust gas
Sundries, and ultrahigh in efficiency also equally has good defogging effect.
Preferred embodiment scheme, cyclic water tank 2 are additionally provided with medicine-adding bin, and medicine-adding bin is connect with cyclic water tank 2 by pipeline, added
It is additionally provided with valve on explosive barrel, the medicament sterilized to the water in cyclic water tank 2 is housed in medicine-adding bin, is killed in cyclic water tank
Noxious material, valve add the size of pharmaceutical quantities due to adjusting medicine-adding bin.
Preferred embodiment scheme, the water inlet of infusion pump 5 go out equipped with screen pack, screen pack be used for infusion pump 5 into
The mouth of a river is filtered, and prevents the sundries contained in water from blocking atomizer.
Above-described specific implementation mode has carried out further the purpose of the present invention, technical solution and advantageous effect
It is described in detail, it should be understood that the foregoing is merely the specific implementation mode of the present invention, is not intended to limit the present invention
Protection domain, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (6)
1. being used to settle the spray system of paint spray booth exhaust gas particle object, including the spray for spraying tower body and being connect with spray tower body
The bottom of unit, the spray tower body is equipped with air inlet and discharge outlet, and the top for spraying tower body is equipped with exhaust outlet, and feature exists
In：
The spray unit includes cyclic water tank, and the cyclic water tank is located at the bottom of spray tower body, cyclic water tank and spray
Tower body removably connects, and cyclic water tank is used to provide water to spray tower body and is collected to the water in spray column body, follows
Ring water tank is equipped with water inlet line, and the water outlet of the water inlet line is equipped with liquid level valve, and cyclic water tank is also associated with infusion pump, described
The outlet of infusion pump is connect by pipeline with upper portion side wall, middle part of sliding channel and the lower sides for spraying tower body；
Top is equipped with the first spray structure in the spray column body, and first spray structure is connect with infusion pump by pipeline,
Middle part and lower part are equipped with the second spray structure and third spray structure, the second spray structure and third spray structure in spray column body
It is connect, is uniformly arranged on first spray structure, the second spray structure and third spray structure more with infusion pump by pipeline
A atomizer, the atomizer are sprayed downwards, and the discharge outlet of the spray tower body is equipped with filter plate, and the filter plate is located at cycle
The top of water tank, the filter plate are connect with discharge outlet removably.
2. the spray system according to claim 1 for settling paint spray booth exhaust gas particle object, which is characterized in that the spray
The vortex-flow and defrosting layer positioned at the first spray structure top is additionally provided in leaching tower body, and positioned at the first spray structure and the second spray
Drench the first rotational flow and spray layer between structure, the second rotational flow and spray between the second spray structure and third spray structure
The air admission hole of layer, the first rotational flow and spray layer and the second rotational flow and spray layer is spiral helicine swirl channel.
3. the spray system according to claim 1 for settling paint spray booth exhaust gas particle object, which is characterized in that the spray
It is 2 to drench tower body, and the structure of 2 sprays tower body is identical, is connected by ventilation pipe between described two spray tower bodies, institute
The one end for stating ventilation pipe is connect with the exhaust outlet of one of spray tower body, the air inlet of the other end and another spray tower body
Connection, the bottom of the bottom and the cyclic water tank of another spray tower body of the cyclic water tank of one of spray tower body bottom
It is connected by connecting pipe.
4. the spray system according to claim 1 for settling paint spray booth exhaust gas particle object, which is characterized in that described to follow
Ring water tank is additionally provided with medicine-adding bin, and the medicine-adding bin is connect by pipeline with cyclic water tank, and valve is additionally provided on the medicine-adding bin.
5. the spray system according to claim 1 for settling paint spray booth exhaust gas particle object, which is characterized in that described defeated
The water inlet of liquid pump goes out equipped with screen pack.
6. the spray system according to claim 1 for settling paint spray booth exhaust gas particle object, which is characterized in that the liquid
Position valve is ball-cock assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810394099.6A CN108355437A (en) | 2018-04-27 | 2018-04-27 | Spray system for settling paint spray booth exhaust gas particle object |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810394099.6A CN108355437A (en) | 2018-04-27 | 2018-04-27 | Spray system for settling paint spray booth exhaust gas particle object |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108355437A true CN108355437A (en) | 2018-08-03 |
Family
ID=63009251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810394099.6A Withdrawn CN108355437A (en) | 2018-04-27 | 2018-04-27 | Spray system for settling paint spray booth exhaust gas particle object |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108355437A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109985479A (en) * | 2019-04-09 | 2019-07-09 | 天津天重中直科技工程有限公司 | A kind of large size rivet welding workshop Intelligent purifying dust pelletizing system |
-
2018
- 2018-04-27 CN CN201810394099.6A patent/CN108355437A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109985479A (en) * | 2019-04-09 | 2019-07-09 | 天津天重中直科技工程有限公司 | A kind of large size rivet welding workshop Intelligent purifying dust pelletizing system |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication | ||
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Application publication date: 20180803 |