CN107051120A - Oil fume purifier for copper pipe processing - Google Patents
Oil fume purifier for copper pipe processing Download PDFInfo
- Publication number
- CN107051120A CN107051120A CN201710367950.1A CN201710367950A CN107051120A CN 107051120 A CN107051120 A CN 107051120A CN 201710367950 A CN201710367950 A CN 201710367950A CN 107051120 A CN107051120 A CN 107051120A
- Authority
- CN
- China
- Prior art keywords
- processing chamber
- cavity
- processing
- oil
- copper pipe
- 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
- 238000012545 processing Methods 0.000 title claims abstract description 83
- 239000003517 fume Substances 0.000 title claims abstract description 28
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 20
- 239000010949 copper Substances 0.000 title claims abstract description 20
- 239000000779 smoke Substances 0.000 claims abstract description 46
- 230000008676 import Effects 0.000 claims abstract description 17
- 238000000926 separation method Methods 0.000 claims abstract description 17
- 238000010411 cooking Methods 0.000 claims abstract description 14
- 238000001179 sorption measurement Methods 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 238000005507 spraying Methods 0.000 claims abstract description 10
- 239000002699 waste material Substances 0.000 claims abstract description 10
- 238000007599 discharging Methods 0.000 claims abstract description 9
- 239000007921 spray Substances 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 7
- 239000000919 ceramic Substances 0.000 claims description 6
- 238000012856 packing Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 16
- 239000003546 flue gas Substances 0.000 abstract description 16
- 239000000945 filler Substances 0.000 abstract description 5
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 235000019504 cigarettes Nutrition 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000010913 used oil Substances 0.000 description 2
- 235000012364 Peperomia pellucida Nutrition 0.000 description 1
- 240000007711 Peperomia pellucida Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/40—Combinations of devices covered by groups B01D45/00 and B01D47/00
-
- 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
- B01D53/02—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 adsorption, e.g. preparative gas chromatography
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2252/00—Absorbents, i.e. solvents and liquid materials for gas absorption
- B01D2252/10—Inorganic absorbents
- B01D2252/103—Water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
-
- 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
- B01D2258/0283—Flue gases
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)
- Treating Waste Gases (AREA)
Abstract
The present invention relates to the oil fume purifier for copper pipe processing, it includes cooking fume-collecting cover；Oil smoke separation processing unit, its processing chamber for including being connected with each cooking fume-collecting cover, blower fan, the polylith deflection plate being arranged in processing chamber, waste oil collecting groove, setting, and passage roundabout above and below formation between the export and import of processing chamber are wherein spaced between polylith deflection plate；Fume treatment unit, it include the cavity that the outlet with processing chamber is connected, the smoke discharging pipe on cavity, by cavity be divided into above and below cavity filling adsorption layer and be arranged on filling adsorption layer top and the spraying mechanism sprayed downwards.Then the present invention can separate oil smoke and by the waste oil collecting after separation by the oil smoke convergence produced by workshop again together；Then the spray unit to relative stream is arranged to fume treatment by filler and flue gas so that arrange to the flue gas of air and meet discharging standards, meanwhile, area occupied is small, and layout is simple and reasonable.
Description
Technical field
The invention belongs to cooking fume control equipment field, it is applied to copper pipe processing industry, and is particularly used for copper pipe and adds
The oil fume purifier of work.
Background technology
It is well known that in copper pipe（Especially inner screw thread copper pipe）In process, a large amount of oil smoke can be produced, along with workshop
Space is limited, if oil smoke is cleared up not in time, severe contamination working environment, and certain harm is caused to human body.
Therefore, in order to solve the above problems, most of producers carry out processing oil smoke using man-to-man mode, so not only
Cause the maintenance that number of devices is excessive, installs complexity, be also not easy to equipment, but also substantial amounts of occupancy workshop, Jin Erzao
Entanglement is laid out in into workshop, there is great potential safety hazard.
Simultaneously as smoke purifier species is various, treatment effect is very different, but has several types substantially, and one is combustion
Burning type, two be absorption-type, and three be adsorption filtration type：It is to add imflammable gas that burning type, which is mainly, utilizes oil smoke waste heat and oil
The part combustible of cigarette, burning purification, but contain significantly incombustible composition, and the cigarette for generation of burning in oil smoke
Dirt is a kind of secondary pollution；Absorption-type is routinely using the gentle reverse contact purifying oil fume of water, because time of contact is short and structure
Problem, treatment effeciency is not good, and the taste in gas is very difficult to remove；Absorbent-type use adsorption stuffing, it is necessary to regularly replace and
Substantial amounts of artificial cleaning, operation is inconvenient.
The content of the invention
In order to overcome the defect of prior art, it is an object of the invention to provide a kind of brand-new oil smoke for copper pipe processing
Clarifier.It can converge oil smoke produced in workshop again together, then be separated oil smoke, simultaneously by default processing unit
By the waste oil collecting after separation；Then the spray unit to relative stream is arranged to the further processing of flue gas by filler and flue gas, made
It must arrange to the flue gas of air and meet discharging standards, meanwhile, area occupied is small, and layout is simple and reasonable.
To reach above-mentioned purpose, the present invention provides a kind of oil fume purifier for copper pipe processing, and it includes cooking fume-collecting
Cover, it is arranged on the top of each generation oil smoke in workshop；Oil smoke separation processing unit, it includes and each cooking fume-collecting cover
The processing chamber that is connected, blower fan, the polylith deflection plate being arranged in processing chamber, the waste oil collecting positioned at polylith deflection plate bottom
Setting, and passage roundabout above and below formation between the export and import of processing chamber are spaced between groove, wherein polylith deflection plate；
Fume treatment unit, it includes the cavity that the outlet with processing chamber is connected, the smoke discharging pipe on cavity, divides cavity
Filling adsorption layer for cavity up and down and it is arranged on filling adsorption layer top and the spraying mechanism that sprays downwards.
Preferably, every piece of deflection plate continuously bends setting along the bearing of trend for being arranged on processing chamber, and the passage is in continuous
Bend and roundabout be distributed in is exported between the import.Oil smoke is flowed to along passage to outlet, and one is entered by continuous bending part
Step is effective to realize that oil is separated with flue gas.
According to one specific implementation of the present invention and preferred aspect, a part of bottom in polylith deflection plate is fixed on processing
The bottom of chamber, remaining part upper end are fixed on the top of processing chamber, and are fixed on the deflection plate at the top of processing chamber and top
Sequence is spaced apart.
Preferably, deflection plate is inclined is arranged in processing chamber, and the upper end of deflection plate is set close to import direction.Incline
Rake angle is careless, it is contemplated that between the fluency of oil smoke, 30 ~ 60 ° of the best angle that this implementation is used, and simultaneously should not be every
The angle of inclination of block deflection plate is identical, in other words, and the aperture of passage is not really wanted identical.
Preferably, processing chamber be located at cavity lower section, and processing chamber export and import respectively be located at the processing chamber a left side
Right both sides.Meanwhile, export and import is flush setting.
The outlet of processing chamber is connected with the air inlet of cavity by elbow.
Preferably, filling adsorption layer is ceramic packing, and the ceramic packing is horizontally set on the middle part of cavity, and periphery and sky
The inner sealing connection of chamber.
Another specific implementation and preferred aspect according to the present invention, spraying mechanism include water tank, positioned at cavity top
Multiple sprinkler heads, booster water pump, pipeline, wherein from sprinkler head sprayed for water smoke.By water smoke further to emerging on filler
The flue gas of side is absorbed, it is ensured that the discharge of flue gas meets national standard.
Preferably, spraying mechanism includes being used to arranging the water of cavity into the liquid back pipe to water tank.Complete the circulation of spray liquid.
According to the present invention another specific implementation and preferred aspect, oil fume purifier also include be separately positioned on cavity and
See-through window in processing chamber.The use state of intraware can be observed at any time by see-through window, so as to facilitate equipment timely
Care and maintenance.
In addition, according to the size in workshop and actual demand, above-mentioned used oil smoke separation processing unit has multigroup, and
It is arranged side by side.Processing chamber of the plurality of cooking fume-collecting cover respectively with oil smoke separation processing unit be connected, and processing chamber goes out
Mouth is connected with cavity respectively.
Above-mentioned blower fan is low noise multi-blade centrifugal fan（11-62A types）, and with oil smoke separation processing unit one by one
It is correspondingly arranged, it is ensured that flue gas can be converged and smooth arranged from smoke discharging pipe to air；Meanwhile, recycle PVC plastic expects pipe to make oil
Cigarette recovery channel, on the premise of its sealing is ensured, the oil after separation is arranged to waste oil collecting groove.
Compared to prior art, the invention has the advantages that：
The present invention can converge oil smoke produced in workshop again together, then separated oil smoke by default processing unit,
And by the waste oil collecting after separation；Then the spray unit to relative stream is arranged to the further processing of flue gas by filler and flue gas,
Meet discharging standards so that arranging to the flue gas of air, it is simple in construction, it is easy to implement, and cost is low, meanwhile, area occupied
Small, layout is simple and reasonable.
Brief description of the drawings
Fig. 1 is the schematic front view of oil fume purifier of the present invention；
Fig. 2 is Fig. 1 schematic side view；
In accompanying drawing：
1st, cooking fume-collecting cover；
2nd, oil smoke separating treatment list；20th, processing chamber；21st, blower fan；22nd, deflection plate；23rd, waste oil collecting groove；24th, elbow；
3rd, fume treatment unit；30th, cavity；31st, smoke discharging pipe；32nd, filling adsorption layer；33rd, spraying mechanism；330th, water tank；
331st, sprinkler head；332nd, booster water pump；333rd, pipeline；334th, liquid back pipe；
A, outlet；B, import；C, see-through window；X, passage.
Embodiment
The preferred embodiment of the present invention is described in detail below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, the oil fume purifier for copper pipe processing that the present embodiment is provided, it includes cooking fume-collecting
Cover 1, oil smoke separation processing unit 2, fume treatment unit 3.
Specifically, cooking fume-collecting cover 1 is arranged on the top of each generation oil smoke in workshop.
Processing chamber 20 that oil smoke separation processing unit 2 includes being connected with each cooking fume-collecting cover 1, blower fan 21, it is arranged on
Polylith deflection plate 22 in processing chamber 20, the waste oil collecting groove 23 positioned at the bottom of polylith deflection plate 22, wherein polylith deflection plate 22
Between be spaced setting, and roundabout passage x above and below being formed between outlet a and the import b of processing chamber 20.
Further, every piece of deflection plate 22 continuously bends setting along the bearing of trend for being arranged on processing chamber 20, passage x
In continuous bending and roundabout it is distributed between outlet a and import b.Oil smoke is flowed to along passage x to outlet, by continuous bending part
It is further effective to realize that oil is separated with flue gas.
A part of bottom in polylith deflection plate 22 is fixed on the bottom of processing chamber 20, remaining part upper end and fixed
At the top of processing chamber 20, and the sequence of deflection plate 22 being fixed at the top of processing chamber 20 with top is spaced apart.
Deflection plate 22 is inclined to be arranged in processing chamber 20, and the upper end of deflection plate 22 is set close to import b directions.Incline
Rake angle is careless, it is contemplated that between the fluency of oil smoke, 30 ~ 60 ° of the best angle that this implementation is used, and simultaneously should not be every
The angle of inclination of block deflection plate is identical, in other words, and the aperture of passage is not really wanted identical.
Fume treatment unit 3, its cavity 30 for including being connected with the outlet a of processing chamber 20, row on cavity 30
Smoke pipeline 31, by cavity 30 be divided into above and below cavity filling adsorption layer 32 and be arranged on filling adsorption layer 32 top and to
The spraying mechanism 33 of lower spray.
Processing chamber 20 is located at the lower section of cavity 30, and the outlet a and import b of processing chamber 20 are located at the processing chamber 20 respectively
The left and right sides.Meanwhile, outlet a and import b is flush setting.
The outlet a of processing chamber 20 is connected with the air inlet of cavity 30 by elbow 24.
Filling adsorption layer 32 is ceramic packing, and the ceramic packing is horizontally set on the middle part of cavity 30, and periphery and cavity
30 inner sealing connection.
Spraying mechanism 33 includes water tank 330, multiple sprinkler heads 331, booster water pump 332, pipeline positioned at cavity top
333rd, for the water of cavity 30 to be arranged to the liquid back pipe 334 to water tank 330, wherein from sprinkler head 331 sprayed for water smoke.By water
Mist further absorbs to the flue gas above filler of emerging, it is ensured that the discharge of flue gas meets national standard, while in liquid back pipe
Under 334 auxiliary, the circulation of spray liquid is completed.
Above-mentioned, oil fume purifier also includes the see-through window c being separately positioned on cavity 30 and processing chamber 20.By saturating
Viewing window c can observe the use state of intraware at any time, so as to facilitate equipment timely care and maintenance.
In addition, according to the size in workshop and actual demand, above-mentioned used oil smoke separation processing unit 2 has multigroup,
And be arranged side by side.
Specifically, processing chamber of multiple cooking fume-collecting covers 1 respectively with oil smoke separation processing unit 2 is connected, and processing chamber
20 outlet a is connected with cavity 30 respectively.In this example, there are two groups.
Meanwhile, above-mentioned blower fan 21 is low noise multi-blade centrifugal fan（11-62A types）, and with oil smoke separating treatment
Unit, which is corresponded, to be set, it is ensured that flue gas can be converged and smooth from the row of smoke discharging pipe 31 to air；Meanwhile, recycle PVC
Plastic tube does oil smoke recovery channel, and on the premise of its sealing is ensured, the oil after separation is arranged to waste oil collecting groove 23.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar can understand present disclosure and implement according to this, and it is not intended to limit the scope of the present invention, all according to the present invention
The equivalent change or modification that Spirit Essence is made, should all be included within the scope of the present invention.
Claims (10)
1. a kind of oil fume purifier for copper pipe processing, it is characterised in that：It includes
Cooking fume-collecting cover, it is arranged on the top of each generation oil smoke in workshop；
Oil smoke separation processing unit, its processing chamber for including being connected with each cooking fume-collecting cover, blower fan, be arranged on it is described
Polylith deflection plate in processing chamber, the waste oil collecting groove positioned at deflection plate bottom described in polylith, wherein deflection plate described in polylith it
Between be spaced setting, and roundabout passage above and below being formed between the export and import of the processing chamber；
Fume treatment unit, it include the cavity that the outlet with the processing chamber is connected, the smoke discharging pipe on cavity, will
Described cavity be divided into above and below cavity filling adsorption layer and be arranged on filling adsorption layer top and spray downwards
Spraying mechanism.
2. the oil fume purifier according to claim 1 for copper pipe processing, it is characterised in that：Every piece of deflection plate edge
And be arranged on the bearing of trend of the processing chamber and continuously bend setting, the passage in continuous bending and it is roundabout be distributed in it is described go out
Between mouth and the import.
3. the oil fume purifier according to claim 1 or 2 for copper pipe processing, it is characterised in that：Baffling described in polylith
A part of bottom in plate is fixed on the top that the bottom of the processing chamber, remaining part upper end are fixed on the processing chamber
Portion, and be fixed on the deflection plate sequence at the top of the processing chamber and top and be spaced apart.
4. the oil fume purifier according to claim 3 for copper pipe processing, it is characterised in that：Described deflection plate is tilted
Be arranged in the processing chamber, and the upper end of the deflection plate is set close to the import direction.
5. the oil fume purifier according to claim 1 for copper pipe processing, it is characterised in that：Described processing chamber is located at
The lower section of the cavity, and the processing chamber export and import respectively be located at the processing chamber the left and right sides.
6. the oil fume purifier according to claim 5 for copper pipe processing, it is characterised in that：The export and import phase
Flush setting.
7. the oil fume purifier according to claim 1 for copper pipe processing, it is characterised in that：Described filling adsorption layer
For ceramic packing, the ceramic packing is horizontally set on the middle part of the cavity, and periphery is connected with the inner sealing of the cavity.
8. the oil fume purifier according to claim 1 for copper pipe processing, it is characterised in that：Described spraying mechanism bag
Water tank, multiple sprinkler heads, booster water pump, pipeline positioned at the cavity top are included, wherein sprayed from described sprinkler head
For water smoke.
9. the oil fume purifier according to claim 8 for copper pipe processing, it is characterised in that：Described spraying mechanism bag
Include for the water of the cavity to be arranged to the liquid back pipe to the water tank.
10. the oil fume purifier according to claim 1 for copper pipe processing, it is characterised in that：At the oil smoke separation
Reason unit has multigroup, and is arranged side by side, the processing chamber of multiple cooking fume-collecting covers respectively with the oil smoke separation processing unit
It is connected, and the outlet of described reason chamber is connected with the cavity respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710367950.1A CN107051120A (en) | 2017-05-23 | 2017-05-23 | Oil fume purifier for copper pipe processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710367950.1A CN107051120A (en) | 2017-05-23 | 2017-05-23 | Oil fume purifier for copper pipe processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107051120A true CN107051120A (en) | 2017-08-18 |
Family
ID=59609905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710367950.1A Pending CN107051120A (en) | 2017-05-23 | 2017-05-23 | Oil fume purifier for copper pipe processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107051120A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108283861A (en) * | 2018-04-10 | 2018-07-17 | 广东盛迎低碳技术研究有限公司 | A kind of waste gas treatment equipment with pretreating device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2643195Y (en) * | 2003-09-26 | 2004-09-22 | 郑洪彬 | Baffle plate separating type oil-smoke exhauster |
| CN204100346U (en) * | 2014-09-18 | 2015-01-14 | 郝文宝 | A kind of cleaning-free fume treating apparatus |
| CN206810014U (en) * | 2017-05-23 | 2017-12-29 | 江苏仓环铜业股份有限公司 | Oil fume purifier for copper pipe processing |
-
2017
- 2017-05-23 CN CN201710367950.1A patent/CN107051120A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2643195Y (en) * | 2003-09-26 | 2004-09-22 | 郑洪彬 | Baffle plate separating type oil-smoke exhauster |
| CN204100346U (en) * | 2014-09-18 | 2015-01-14 | 郝文宝 | A kind of cleaning-free fume treating apparatus |
| CN206810014U (en) * | 2017-05-23 | 2017-12-29 | 江苏仓环铜业股份有限公司 | Oil fume purifier for copper pipe processing |
Non-Patent Citations (1)
| Title |
|---|
| 郑璇等，冶金工业出版社: "《船舶辅机》", 北京：人民交通出版社, pages: 329 - 332 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108283861A (en) * | 2018-04-10 | 2018-07-17 | 广东盛迎低碳技术研究有限公司 | A kind of waste gas treatment equipment with pretreating device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170818 |
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| RJ01 | Rejection of invention patent application after publication |