CN108791794A - The anti-water cannon device of the low flow resistance of chimney exhaust pipe - Google Patents
The anti-water cannon device of the low flow resistance of chimney exhaust pipe Download PDFInfo
- Publication number
- CN108791794A CN108791794A CN201810557995.XA CN201810557995A CN108791794A CN 108791794 A CN108791794 A CN 108791794A CN 201810557995 A CN201810557995 A CN 201810557995A CN 108791794 A CN108791794 A CN 108791794A
- Authority
- CN
- China
- Prior art keywords
- exhaust pipe
- chimney
- retaining cover
- skeleton
- shell
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 113
- 230000000903 blocking effect Effects 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 238000010079 rubber tapping Methods 0.000 claims abstract description 9
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 8
- 230000000873 masking effect Effects 0.000 claims abstract description 7
- 210000002683 foot Anatomy 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 4
- 210000000988 bone and bone Anatomy 0.000 claims description 3
- 239000006185 dispersion Substances 0.000 claims description 3
- 238000006116 polymerization reaction Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 238000002347 injection Methods 0.000 abstract description 4
- 239000007924 injection Substances 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 231100001160 nonlethal Toxicity 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H21/00—Use of propulsion power plant or units on vessels
- B63H21/32—Arrangements of propulsion power-unit exhaust uptakes; Funnels peculiar to vessels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/08—Other arrangements or adaptations of exhaust conduits
- F01N13/085—Other arrangements or adaptations of exhaust conduits having means preventing foreign matter from entering exhaust conduit
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ocean & Marine Engineering (AREA)
- Exhaust Silencers (AREA)
Abstract
The anti-water cannon device of the low flow resistance of chimney exhaust pipe of the present invention includes top water retaining cover, lateral annular water blocking shell, exhaust drainage shell, tapping pipe, structural framework and exhaust pipe opening bezel ring,；The exhaust drainage shell is connect with the top water retaining cover, and is placed under the top water retaining cover masking；The top water retaining cover is mounted on the structural framework；The lateral annular water blocking shell is mounted on the structural framework；The structural framework is mounted on the pedestal at chimney exhaust outlet, and chimney exhaust outlet is placed under the top water retaining cover masking；The tapping pipe is connect with exhaust drainage shell；The exhaust pipe opening bezel ring, is mounted on chimney exhaust pipe, covers the gap between chimney sealing plate and chimney exhaust pipe.The anti-water cannon device of the low flow resistance of chimney exhaust pipe of the present invention can effectively stop that the water note of injection enters exhaust pipe while ensureing diesel engine normal exhaust.
Description
Technical field
The present invention relates to public affair Ship Design, and in particular to a kind of low anti-water cannon device of flow resistance of chimney exhaust pipe.
Background technology
China possesses nearly 3,000,000 square kilometres of " marine territory ", wherein incorporating the exclusive economic zone of China's administration, continent into
Frame area safeguards that the task of maritime rights and interests is increasingly heavy up to 2,600,000 square kilometres.
In recent years, China and the ocean part controversial issue friction of periphery each side of neighbouring country ship increase increasingly, and public affair ship is in sea
Law enforcement on ocean becomes normalization with face-off, and the ship of various countries, which starts equipment, has nonlethal weapon --- the water of low earthquake intensity confrontation
Gun device.During face-off, both sides' ship is mutually injected in using water cannon to be avoided.
The water cannon range that ship is equipped at present is generally in 100m or more, during face-off injection water cannon mutually, other side
Ship chimney Diesel Engine Exhaust Pipe is one of primary challenge target.Water cannon aims at exhaust outlet injection, concentrates, super-flow
Water notes hydrophobic ability original far beyond exhaust pipe, and water note be easy to cause the bored machine of host and stop working, seriously once entering in exhaust pipe
When be also possible to blow back into body, cause cylinder body Quench destroy, scuffing of cylinder bore and corrosion the problems such as.
Invention content
The purpose of the present invention is to provide a kind of low anti-water cannon devices of flow resistance of chimney exhaust pipe, are normally arranged in guarantee diesel engine
While gas, it can effectively stop that the water note of injection enters exhaust pipe.
To achieve the above object, the low anti-water cannon device of flow resistance of a kind of chimney exhaust pipe of present invention offer, including top
Water retaining cover, lateral annular water blocking shell, exhaust drainage shell, tapping pipe, structural framework and exhaust pipe opening bezel ring,；The exhaust is drawn
Stream shell is connect with the top water retaining cover, and is placed under the top water retaining cover masking；The top water retaining cover is mounted on described
On structural framework；The lateral annular water blocking shell is mounted on the structural framework；The structural framework is arranged mounted on chimney
On the pedestal in tracheae exit, chimney exhaust outlet is placed under the top water retaining cover masking；The tapping pipe and the row
Gas drains shell connection；The exhaust pipe opening bezel ring, is mounted on chimney exhaust pipe, covers chimney sealing plate and chimney exhaust pipe
Between gap.
The low anti-water cannon device of flow resistance of above-mentioned chimney exhaust pipe, wherein the top water retaining cover is located in the structural framework,
The lateral annular water blocking shell is mounted on the structural framework outer surface.
The low anti-water cannon device of flow resistance of above-mentioned chimney exhaust pipe, wherein the dead area of the top water retaining cover is more than chimney
The discharge area of exhaust pipe, the top water retaining cover and exhaust drainage shell are respectively positioned on above chimney exhaust outlet, and institute
State top water retaining cover and the exhaust drainage equal face chimney exhaust outlet of shell.
The low anti-water cannon device of flow resistance of above-mentioned chimney exhaust pipe, wherein the top water retaining cover is conical surface cover, and the exhaust is drawn
Stream shell is inverted conical surface shell, and the top water retaining cover is connected with exhaust drainage shell by welding, and the top water blocking
The outside diameter of cover is more than the outside diameter that the exhaust drains shell.
The low anti-water cannon device of flow resistance of above-mentioned chimney exhaust pipe, wherein the structural framework includes superstructure skeleton, lower part
Structural framework, mounting feet and exhaust pipe lantern ring；The substructure skeleton is mounted on the lateral wall of the exhaust pipe lantern ring,
The superstructure skeleton is mounted on the substructure skeleton；The superstructure skeleton and the substructure skeleton are equal
To be multiple, there are one the superstructure skeleton, multiple superstructure skeletons for installation on a substructure skeleton
Circumference with the substructure skeleton along the exhaust pipe lantern ring is arranged, and the structural framework of birdcage shape is constituted；Under one described
There are one the mounting feets, the mounting feet to be fixed on the pedestal at chimney exhaust outlet for installation on portion's structural framework
On.
The low anti-water cannon device of flow resistance of above-mentioned chimney exhaust pipe, wherein the substructure skeleton is in a strip shape, it is multiple it is described under
Portion's structural framework is arranged along the even circumferential of the exhaust pipe lantern ring, and is in dispersion shape；The superstructure skeleton is inverted L
Font structure, superstructure skeleton one end be mounted on the substructure skeleton on, multiple superstructure skeletons it is another
End is welded and fixed together in circle centre position polymerization.
Compared with prior art, the method have the benefit that：
The present invention the anti-water cannon device of the low flow resistance of chimney exhaust pipe it is simple in structure, reliability is high, without personnel manipulate, by
When being attacked to water cannon, top water retaining cover and lateral annular water blocking shell can effectively keep out water cannon attack, while being vented drainage shell can
Exhaust is drained to the gap between top water retaining cover and lateral annular water blocking shell to achieve the effect that low flow resistance, ensures diesel engine
Exhaust pipe smooth gas discharge, so that it is guaranteed that preferably playing the role of anti-water cannon attack.
Description of the drawings
The anti-water cannon device of the low flow resistance of chimney exhaust pipe of the present invention is provided by embodiment below and attached drawing.
Fig. 1 show the vertical view of the anti-water cannon device of the low flow resistance of chimney exhaust pipe of present pre-ferred embodiments.
Fig. 2 is the A-A views in Fig. 1.
Fig. 3 is the B direction views in Fig. 2.
Specific implementation mode
The anti-water cannon device of the low flow resistance of chimney exhaust pipe of the present invention is made below with reference to Fig. 1~Fig. 3 further detailed
Description.
Fig. 1 show the vertical view of the anti-water cannon device of the low flow resistance of chimney exhaust pipe of present pre-ferred embodiments；Fig. 2 is figure
A-A views in 1；Fig. 3 is the B direction views in Fig. 2.
Referring to Fig. 2, the setting of chimney sealing plate 11 passes through chimney sealing plate in 10 exit perimeter of chimney exhaust pipe, chimney exhaust pipe 10
11, there is a gap 12 between chimney sealing plate 11 and chimney exhaust pipe 10, chimney sealing plate 11 is set along the edge of chimney exhaust pipe 10
There is flange, which forms drip ring, and chimney sealing plate 11 and chimney exhaust pipe 10 are respectively positioned in diesel engine chimney channel 13.
Referring to Fig. 1 to Fig. 3, the low anti-water cannon device of flow resistance of the chimney exhaust pipe includes top water retaining cover 1, lateral annular gear
Water shell 2, exhaust drainage shell 3, tapping pipe 4, structural framework and exhaust pipe opening bezel ring, 9；
The exhaust drainage shell 3 is connect with the top water retaining cover 1, and is placed under the masking of top water retaining cover 1；
The top water retaining cover 1 is mounted on the structural framework；
The lateral annular water blocking shell 2 is mounted on the structural framework；
The structural framework is mounted on the pedestal in 10 exit of chimney exhaust pipe, the top water retaining cover 1 and the row
Gas drainage shell 3 is respectively positioned on the outlet of chimney exhaust pipe 10 top, and the outlet of chimney exhaust pipe 10 is placed in the top water retaining cover 1 and covers
Under, i.e., the dead area of the top water retaining cover 1 is more than the discharge area of chimney exhaust pipe 10；
The tapping pipe 4 is connect with exhaust drainage shell 3；
The exhaust pipe opening bezel ring, 9 is mounted on chimney exhaust pipe 10, covers chimney sealing plate 11 and chimney exhaust pipe
Gap 12 between 10 prevents water from entering cabin by the gap 12.
In the present embodiment, the top water retaining cover 1 is located in the structural framework, and the lateral annular water blocking shell 2 is pacified
On the structural framework outer surface.
The top water retaining cover 1 and the outlet of exhaust drainage 3 equal face chimney exhaust pipe 10 of shell.
The anti-water cannon device of the low flow resistance of chimney exhaust pipe of the present embodiment, top water retaining cover 1 and lateral annular water blocking shell 2 can
The bubble for effectively keeping out all directions attacks；Exhaust drainage shell 3 by the exhaust of chimney exhaust pipe 10 be drained to top water retaining cover 1 with
Gap between lateral annular water blocking shell 2, to achieve the effect that low flow resistance.
In the present embodiment, the top water retaining cover 1 is conical surface cover, and the exhaust drainage shell 3 is inverted conical surface shell, described
Top water retaining cover 1 is connected with exhaust drainage shell 3 by welding, and the outside diameter of the top water retaining cover 1 is more than described
The outside diameter of exhaust drainage shell 3 prevents water cannon water from being flowed on exhaust drainage shell 3 along the edge of top water retaining cover 1.
3 bottom end of the exhaust drainage shell is equipped with hole, and 4 one end of the tapping pipe is inserted into behind the hole by being welded and fixed, is used for
In the water in exhaust drainage shell 3 of releasing after top water retaining cover 1 is damaged by water cannon.
The exhaust pipe opening bezel ring, 9 is welded on chimney exhaust pipe 10, is covered on the drip ring of chimney sealing plate 11.
Referring to Fig. 2 and Fig. 3, the structural framework includes superstructure skeleton 5, substructure skeleton 6,7 and of mounting feet
Exhaust pipe lantern ring 8；
The substructure skeleton 6 is mounted on the lateral wall of the exhaust pipe lantern ring 8, for carrying the superstructure
Skeleton 5, i.e., the described superstructure skeleton 5 are mounted on the substructure skeleton 6；The superstructure skeleton 5 and it is described under
Portion's structural framework 6 is multiple, and there are one the superstructure skeletons 5, Duo Gesuo for installation on a substructure skeleton 6
The circumference that superstructure skeleton 5 and the substructure skeleton 6 are stated along the exhaust pipe lantern ring 8 is arranged, and the knot of birdcage shape is constituted
Structure skeleton.
In the present embodiment, the superstructure skeleton 5 and the substructure skeleton 6 have 8.The substructure bone
Frame 6 is in a strip shape, and 8 substructure skeletons 6 are arranged along the even circumferential of the exhaust pipe lantern ring 8, and is in dispersion shape, such as schemes
Shown in 3, i.e. one end of the substructure skeleton 6 is welded on the lateral wall of the exhaust pipe lantern ring 8, the substructure bone
Frame 6 is on the extension cord of 8 diameter of exhaust pipe lantern ring.The superstructure skeleton 5 be inverted L font structures, it is described on
Structural framework 5 one end in portion's is welded on the substructure skeleton 6, and the other end of 8 superstructure skeletons 5 polymerize in circle centre position
It is welded and fixed together.
The mounting feet 7 is multiple, and there are one the mounting feet 7, institutes for welding on a substructure skeleton 6
State the pedestal that the anti-water cannon device of the low flow resistance of chimney exhaust pipe is mounted on 10 exit of chimney exhaust pipe by the mounting feet 7
On.The mounting feet 7 is welded for angle steel, trepanning on angle steel, is bolted on 10 exit of chimney exhaust pipe
On pedestal.
After the anti-water cannon device installation of the low flow resistance of the chimney exhaust pipe, the exhaust pipe lantern ring 8 is sleeved on chimney exhaust pipe 10
On, it is located at the exit of chimney exhaust pipe 10.
The structural framework is mainly used for carrying top water retaining cover 1, lateral annular water blocking shell 2 and exhaust drainage shell 3, and
The installation of anti-water cannon device, therefore, although this gives the concrete structure of structural framework, the present invention is to structural framework
Concrete structure be not restricted, as long as above-mentioned function can be realized.
The top water retaining cover 1 is mounted on the inner surface of the structural framework top, and the lateral annular water blocking shell 2 is pacified
On the structural framework apical lateral wall.The top water retaining cover 1 and the lateral annular water blocking shell 2 pass through steel plate
It rolls and is welded.
Claims (6)
1. the anti-water cannon device of the low flow resistance of chimney exhaust pipe, which is characterized in that including top water retaining cover, lateral annular water blocking shell,
Exhaust drainage shell, tapping pipe, structural framework and exhaust pipe opening bezel ring,；
The exhaust drainage shell is connect with the top water retaining cover, and is placed under the top water retaining cover masking；
The top water retaining cover is mounted on the structural framework；
The lateral annular water blocking shell is mounted on the structural framework；
The structural framework is mounted on the pedestal at chimney exhaust outlet, and chimney exhaust outlet is placed in the top water blocking
Under cover masking；
The tapping pipe is connect with exhaust drainage shell；
The exhaust pipe opening bezel ring, is mounted on chimney exhaust pipe, between covering between chimney sealing plate and chimney exhaust pipe
Gap.
2. the low anti-water cannon device of flow resistance of chimney exhaust pipe as described in claim 1, which is characterized in that top water retaining cover position
In in the structural framework, the lateral annular water blocking shell is mounted on the structural framework outer surface.
3. the low anti-water cannon device of flow resistance of chimney exhaust pipe as described in claim 1, which is characterized in that the top water retaining cover
Dead area is more than the discharge area of chimney exhaust pipe, and the top water retaining cover and exhaust drainage shell are respectively positioned on chimney exhaust
Pipe outlet top, and the top water retaining cover and the exhaust drain the equal face chimney exhaust outlet of shell.
4. the low anti-water cannon device of flow resistance of chimney exhaust pipe as described in claim 1, which is characterized in that the top water retaining cover is
Conical surface cover, the exhaust drainage shell are inverted conical surface shell, and the top water retaining cover is solid by welding with exhaust drainage shell
Even, and the outside diameter of the top water retaining cover is more than the outside diameter that the exhaust drains shell.
5. the low anti-water cannon device of flow resistance of chimney exhaust pipe as described in claim 1, which is characterized in that the structural framework includes
Superstructure skeleton, substructure skeleton, mounting feet and exhaust pipe lantern ring；
The substructure skeleton is mounted on the lateral wall of the exhaust pipe lantern ring, and the superstructure skeleton is mounted on described
On substructure skeleton；The superstructure skeleton and the substructure skeleton are multiple, a substructure bone
There are one the superstructure skeletons for installation on frame, and multiple superstructure skeletons and the substructure skeleton are along the row
The circumference of tracheae lantern ring is arranged, and the structural framework of birdcage shape is constituted；
There are one the mounting feets, the mounting feet to be fixed on chimney exhaust pipe for installation on one substructure skeleton
On the pedestal in exit.
6. the low anti-water cannon device of flow resistance of chimney exhaust pipe as claimed in claim 5, which is characterized in that the substructure skeleton
In a strip shape, multiple substructure skeletons are arranged along the even circumferential of the exhaust pipe lantern ring, and are in dispersion shape；The top
Structural framework is inverted L font structures, and superstructure skeleton one end is mounted on the substructure skeleton, Duo Geshang
The other end of portion's structural framework is welded and fixed together in circle centre position polymerization.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810557995.XA CN108791794A (en) | 2018-06-01 | 2018-06-01 | The anti-water cannon device of the low flow resistance of chimney exhaust pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810557995.XA CN108791794A (en) | 2018-06-01 | 2018-06-01 | The anti-water cannon device of the low flow resistance of chimney exhaust pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108791794A true CN108791794A (en) | 2018-11-13 |
Family
ID=64090207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810557995.XA Pending CN108791794A (en) | 2018-06-01 | 2018-06-01 | The anti-water cannon device of the low flow resistance of chimney exhaust pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108791794A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB189824709A (en) * | 1898-11-23 | 1899-10-14 | John Henry Oxley | Improvements in Chimney Pots for Preventing Down Draughts. |
| GB2150218A (en) * | 1983-11-21 | 1985-06-26 | Ganz Mavag Mozdony Vagon | Exhaust gas muffler adapted to have its axis vertical |
| WO2012126942A1 (en) * | 2011-03-24 | 2012-09-27 | Cnh Italia Spa | Exhaust stack pipe cover |
| TWM485372U (en) * | 2014-04-09 | 2014-09-01 | Hwa Yi Ventilation Co Ltd | Low wind resistance chimney rainproof type muffler |
| CN204140175U (en) * | 2014-09-26 | 2015-02-04 | 深圳中雅机电实业有限公司 | For the rain-proof structure in silencing apparatus and the silencing apparatus applying this structure |
| CN205239877U (en) * | 2015-11-04 | 2016-05-18 | 厦门船舶重工股份有限公司 | Boats and ships chimney top blast pipe and chimney roof complex structure |
| CN105697115A (en) * | 2014-11-27 | 2016-06-22 | 中国舰船研究设计中心 | Exhaust pipe with rainwater collection function |
| CN105836091A (en) * | 2015-01-17 | 2016-08-10 | 广新海事重工股份有限公司 | Shock-absorbing and rainproof device for exhaust pipe |
| CN105923133A (en) * | 2016-05-11 | 2016-09-07 | 广船国际有限公司 | Water cannon preventing assembly for ship chimney |
| US9920670B1 (en) * | 2017-06-29 | 2018-03-20 | Byron Wright | Muffler for a powerboat engine |
-
2018
- 2018-06-01 CN CN201810557995.XA patent/CN108791794A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB189824709A (en) * | 1898-11-23 | 1899-10-14 | John Henry Oxley | Improvements in Chimney Pots for Preventing Down Draughts. |
| GB2150218A (en) * | 1983-11-21 | 1985-06-26 | Ganz Mavag Mozdony Vagon | Exhaust gas muffler adapted to have its axis vertical |
| WO2012126942A1 (en) * | 2011-03-24 | 2012-09-27 | Cnh Italia Spa | Exhaust stack pipe cover |
| TWM485372U (en) * | 2014-04-09 | 2014-09-01 | Hwa Yi Ventilation Co Ltd | Low wind resistance chimney rainproof type muffler |
| CN204140175U (en) * | 2014-09-26 | 2015-02-04 | 深圳中雅机电实业有限公司 | For the rain-proof structure in silencing apparatus and the silencing apparatus applying this structure |
| CN105697115A (en) * | 2014-11-27 | 2016-06-22 | 中国舰船研究设计中心 | Exhaust pipe with rainwater collection function |
| CN105836091A (en) * | 2015-01-17 | 2016-08-10 | 广新海事重工股份有限公司 | Shock-absorbing and rainproof device for exhaust pipe |
| CN205239877U (en) * | 2015-11-04 | 2016-05-18 | 厦门船舶重工股份有限公司 | Boats and ships chimney top blast pipe and chimney roof complex structure |
| CN105923133A (en) * | 2016-05-11 | 2016-09-07 | 广船国际有限公司 | Water cannon preventing assembly for ship chimney |
| US9920670B1 (en) * | 2017-06-29 | 2018-03-20 | Byron Wright | Muffler for a powerboat engine |
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| Date | Code | Title | Description |
|---|---|---|---|
| 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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181113 |