CN108043090A - A kind of intermittent feed liquor filter-pressing device of feed liquid slagging-off - Google Patents
A kind of intermittent feed liquor filter-pressing device of feed liquid slagging-off Download PDFInfo
- Publication number
- CN108043090A CN108043090A CN201810052870.1A CN201810052870A CN108043090A CN 108043090 A CN108043090 A CN 108043090A CN 201810052870 A CN201810052870 A CN 201810052870A CN 108043090 A CN108043090 A CN 108043090A
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- China
- Prior art keywords
- press filtration
- filter
- feed liquor
- press
- babinet
- 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
- 239000007788 liquid Substances 0.000 title claims abstract description 46
- 238000001914 filtration Methods 0.000 claims abstract description 103
- 239000012530 fluid Substances 0.000 claims abstract description 19
- 238000002347 injection Methods 0.000 claims abstract description 19
- 239000007924 injection Substances 0.000 claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 239000000758 substrate Substances 0.000 claims abstract description 5
- 239000002893 slag Substances 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 6
- 238000001727 in vivo Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000000280 densification Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000012065 filter cake Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/31—Self-supporting filtering elements
- B01D29/35—Self-supporting filtering elements arranged for outward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/20—Pressure-related systems for filters
- B01D2201/202—Systems for applying pressure to filters
Abstract
The invention discloses a kind of intermittent feed liquor filter-pressing devices of feed liquid slagging-off, including press filtration mobile jib, pressure filter, press filtration babinet and fluid injection manifold, the press filtration bottom of box is fixed on substrate, press filtration babinet bottom inner portion is equipped with filter screen, demarcation strip is installed in pressing filter box body above the filter screen, pressing filter box internal body portion is divided into multiple press filtration rooms by demarcation strip, the press filtration indoor location of the press filtration babinet has pressure filter, the pressure filter is by press filtration cylinder and is arranged on the in vivo filter press plate of press filtration cylinder and forms, the press filtration cylinder other end is equipped with slag-drip opening, closure plug is equipped in slag-drip opening, closure plug is fixed on capping, connection feed liquor steel pipe on the outside of capping；The feed liquid for treating press filtration is transported in press filtration cylinder by fluid injection manifold；Capping and closure plug closure are in slag-drip opening；Filter press plate fills in a Slideslip to closure, and feed liquid between the two is carried out press filtration, solve thes problems, such as that liquid is difficult to separate with material residue in feed liquid, improves the efficiency and quality of press filtration.
Description
Technical field
The present invention relates to filtering equipment technical fields, are specifically a kind of intermittent feed liquor filter-pressing device of feed liquid slagging-off.
Background technology
Filter press is a kind of intermittent filtering separation device, separation of solid and liquid operation is carried out, suitable for extensive industry.On
Filtration theory develops densification and squeezing bifurcation theory after the eighties in century, and former common plate and frame filter press is with theoretical by densification
Influence and technology progress, change over chamber-type press filter, the filter pressure higher that it can bear, the filter cake generated after filtering is close
Bigger is spent, water capacity more reduces；The nineties is influenced again be subject to German van-type diaphragm pressing filter press filter board especially, focuses on squeezing
The development of technology, it is more preferable using rubber or plastic diaphragms (air pressure or hydraulic pressure) squeeze and filter, the cake dewatering amount of formation.Such as in dirt
In the environmental protection industry (epi) of mud discharge, drying filter cake technical process energy consumption is reduced, to play energy-saving and emission-reduction, reduce the positive of environmental pollution
Effect.
Filter press be filter medium one side apply mechanical force realize filtering machinery, be divided into horizontal, chamber-type press filter and
Plate and frame filter press, vertical type blotter press, belt filter press etc..The structure of filter press is made of three parts：Rack, hold-down mechanism and mistake
Filter structure.But above-mentioned filter press can not be gone beyond since membrane is relatively thin and is restricted by material property in the presence such as pressure-resistant aspect
Obstacle；And press filtration cavity volume is limited, is once only capable of completing the residue of a small amount of press filtration operation, fluid injection inconvenience and press filtration
It can not discharge, cumbersome, service life is not grown；It is high that accessory valency is replaced in repair, need to separately increase water, equipment, pipe needed for the gas energy
Road facility etc., adds expense and energy consumption.
The content of the invention
It is an object of the invention to provide a kind of intermittent feed liquor filter-pressing device of feed liquid slagging-off, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the present invention provides following technical solution：
A kind of intermittent feed liquor filter-pressing device of feed liquid slagging-off, including press filtration mobile jib, pressure filter, press filtration babinet and fluid injection manifold,
The press filtration bottom of box is fixed on substrate, and press filtration babinet bottom inner portion is equipped with filter screen, the pressure above the filter screen
Demarcation strip is installed, pressing filter box internal body portion is divided into multiple press filtration rooms, the press filtration of the press filtration babinet by demarcation strip in filter box body
Indoor location has a pressure filter, and the pressure filter is by press filtration cylinder and is arranged on the in vivo filter press plate of press filtration cylinder and forms, the press filtration
The cylinder other end is equipped with slag-drip opening, and closure plug is equipped in slag-drip opening, and closure plug is fixed on capping, connected on the outside of capping into
Liquid steel pipe.
As further embodiment of the present invention：Liquid collecting cavity, press filtration babinet bottom side connected drainage are set to below the filter screen
Pipe, drain pipe are connected with liquid collecting cavity, and positive displacement pump is equipped on drain pipe.
As further embodiment of the present invention：The quantity at least two and equidistantly distributed of the demarcation strip, demarcation strip
On offer deflector hole, deflector hole connects adjacent press filtration room.
As further embodiment of the present invention：Filter press plate one side connection fixing block, fixed block connection press filtration strut, pressure
Strut connection press filtration mobile jib is filtered, press filtration mobile jib top connection piston rod A, piston rod A connections servo cylinder A, servo cylinder A are fixed
In press filtration casing top.
As further embodiment of the present invention：The feed liquor steel pipe is welded on by fixed block on closure bar, blocks bar top
End connection piston rod B, piston rod B connections servo cylinder B, servo cylinder B are fixed in press filtration casing top.
As further embodiment of the present invention：The feed liquor steel pipe outer end connects fluid injection branch pipe, fluid injection branch by connector sleeve
Pipe connects fluid injection manifold, and the feed liquor steel pipe inner end is connected with press filtration inner barrel, and feed liquor steel pipe inner end is equipped with unidirectional feed liquor
Valve.
As further embodiment of the present invention：The collection slag car is equipped with below the slag-drip opening.
Compared with prior art, the beneficial effects of the invention are as follows：A kind of intermittent feed liquor press filtration of the feed liquid slagging-off
The feed liquid for treating press filtration is transported in press filtration cylinder by device by fluid injection manifold；Capping and closure plug closure are in slag-drip opening；
Filter press plate fills in a Slideslip to closure, feed liquid between the two is carried out press filtration, liquid filters out from press filtration pore pressure and flows into liquid collecting
Chamber is simultaneously discharged；After material residue is by opening capping, filter press plate is fallen into from slag-drip opening release in the collection slag car, is efficiently solved in feed liquid
The problem of liquid is difficult to separate with material residue improves the efficiency and quality of press filtration.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structure diagram of pressure filter in the present invention.
In figure：1- press filtrations mobile jib, 2- press filtrations strut, 3- fixed blocks, 4- deflector holes, 5- demarcation strips, 6- pressure filters, 7- drains
Pipe, 8- positive displacement pumps, 9- substrates, 10- liquid collecting cavities, 11- filter screens, 12- press filtrations cylinder, 13- press filtrations hole, the 14- collection slag car, 15- pressures
Filter chamber, 16- filter press plates, 17- piston rod A, 18- servo cylinder A, 19- press filtrations babinet, 20- servo cylinder B, 21- piston rods B,
22- closure bar, 23- cappings, 24- feed liquors steel pipe, 25- fluid injections branch pipe, 26- fixed blocks, 27- fluid injection manifold, 28- connector sleeve,
29- closure plug, 30- slag-drip openings.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to the scope of protection of the invention.
Please refer to Fig.1~2, in the embodiment of the present invention, a kind of intermittent feed liquor filter-pressing device of feed liquid slagging-off, including press filtration
Mobile jib 1, pressure filter 6, press filtration babinet 19 and fluid injection manifold 27,19 bottom of press filtration babinet are fixed on substrate 9, press filtration babinet
19 bottom inner portions are equipped with filter screen 11, and 11 lower section of filter screen is set to liquid collecting cavity 10,19 bottom side connected drainage pipe 7 of press filtration babinet,
Drain pipe 7 is connected with liquid collecting cavity 10, and positive displacement pump 8 is equipped on drain pipe 7, and positive displacement pump 8, which works, passes through liquid in liquid collecting cavity 10
Drain pipe 7 is extracted out；Demarcation strip 5 is installed in the press filtration babinet 19 of 11 top of filter screen, the quantity of demarcation strip 5 is at least two
A and equidistantly distributed, demarcation strip 5 will be divided into multiple press filtration rooms 15, water conservancy diversion offered on demarcation strip 5 inside press filtration babinet 19
Hole 4, deflector hole 4 connect adjacent press filtration room 15, facilitate and liquid in press filtration room 15 is expelled in liquid collecting cavity 10.
Pressure filter 6 is installed, the pressure filter 6 is by press filtration cylinder 12 and sets in the press filtration room 15 of the press filtration babinet 19
Filter press plate 16 in press filtration cylinder 12 forms, 16 one side connection fixing block 3 of filter press plate, and fixed block 3 connects press filtration strut 2, pressure
It filters strut 2 and connects press filtration mobile jib 1,1 top of press filtration mobile jib connects piston rod A17, piston rod A17 connection servo cylinder A18, servo
Cylinder A18 is fixed on 19 top of press filtration babinet；Servo cylinder A18 driving piston rod A17 movement progress press filtrations mobile jib 1 and press filtration branch
Bar 2 drives filter press plate 16 to be slided in press filtration cylinder 12.
12 other end of press filtration cylinder is equipped with slag-drip opening 30, and closure plug 29 is equipped in slag-drip opening 30, and closure plug 29 is fixed
On capping 23,23 outside connection feed liquor steel pipe 24 of capping, feed liquor steel pipe 24 is welded on closure bar 22 by fixed block 26
On, closure bar 22 top connection piston rod B21, piston rod B21 connections servo cylinder B20, servo cylinder B20 are fixed in press filtration
19 top of babinet；Servo cylinder B20 driving piston rod B21 movement progress closure bars 22 and feed liquor steel pipe 24 drive 23 He of capping
29 closure of closure plug is in slag-drip opening 30.
24 outer end of feed liquor steel pipe connects fluid injection branch pipe 25 by connector sleeve 28, and fluid injection branch pipe 25 connects fluid injection manifold
27,24 inner end of feed liquor steel pipe is connected with 12 inside of press filtration cylinder, and 24 inner end of feed liquor steel pipe is equipped with unidirectional liquid feed valve.
30 lower section of slag-drip opening is equipped with the collection slag car 14.
It should be strongly noted that servo cylinder A18 and servo cylinder B20 is the application of the prior art in the application, this
The innovative point of application is：The feed liquid for treating press filtration is transported in press filtration cylinder 12 by fluid injection manifold 27；Capping 23 and closure
29 closure of plug is in slag-drip opening 30；Filter press plate 16 fills in 29 1 Slideslips to closure, and feed liquid between the two is carried out press filtration, liquid
It is press-filtered out from press filtration hole 13 and flows into liquid collecting cavity 10 and discharge；After material residue is by opening capping 23, filter press plate 16 is from slag-drip opening 30
Release is fallen into the collection slag car 14, and the repetitive operation of aforesaid operations interval carries out, and efficiently solves liquid in feed liquid and is difficult to material residue
The problem of separation, improves the efficiency and quality of press filtration.
The invention is not limited in above-described embodiments, on the basis of technical solution disclosed by the invention, the skill of this field
Art personnel are not required performing creative labour that can make one to some of which technical characteristic according to disclosed technology contents
A little simple modification, equivalent change and modifications, belong in the range of technical solution of the present invention.
, it is necessary to illustrate in the description of this specification, unless otherwise clearly defined and limited, term " setting ",
" connected " and " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally connect
It connects；It can be directly connected, can also be indirectly connected by intermediary, can be the connection inside two elements.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Claims (7)
1. a kind of intermittent feed liquor filter-pressing device of feed liquid slagging-off, including press filtration mobile jib (1), pressure filter (6), press filtration babinet (19)
With fluid injection manifold (27), which is characterized in that press filtration babinet (19) bottom is fixed on substrate (9), press filtration babinet (19) bottom
End is internal to be equipped with filter screen (11), is equipped with demarcation strip (5) in the press filtration babinet (19) above the filter screen (11), separates
Plate (5) will be divided into multiple press filtration rooms (15) inside press filtration babinet (19), pacify in the press filtration room (15) of the press filtration babinet (19)
Equipped with pressure filter (6), the pressure filter (6) is by press filtration cylinder (12) and filter press plate (16) group being arranged in press filtration cylinder (12)
Into press filtration cylinder (12) other end is equipped with slag-drip opening (30), and closure plug (29), closure plug (29) are equipped in slag-drip opening (30)
It is fixed on capping (23), connection feed liquor steel pipe (24) on the outside of capping (23).
A kind of 2. intermittent feed liquor filter-pressing device of feed liquid slagging-off according to claim 1, which is characterized in that the filtering
Liquid collecting cavity (10), press filtration babinet (19) bottom side connected drainage pipe (7), drain pipe (7) and liquid collecting cavity (10) are set to below net (11)
It connects, positive displacement pump (8) is installed on drain pipe (7).
A kind of 3. intermittent feed liquor filter-pressing device of feed liquid slagging-off according to claim 2, which is characterized in that the separation
The quantity at least two and equidistantly distributed of plate (5) offer deflector hole (4), deflector hole (4) connection phase on demarcation strip (5)
Adjacent press filtration room (15).
A kind of 4. intermittent feed liquor filter-pressing device of feed liquid slagging-off according to claim 1, which is characterized in that the press filtration
Plate (16) one side connection fixing block (3), fixed block (3) connection press filtration strut (2), press filtration strut (2) connection press filtration mobile jib (1),
Press filtration mobile jib (1) top connection piston rod A (17), piston rod A (17) connection servo cylinder A (18), servo cylinder A (18) are fixed
At the top of press filtration babinet (19).
A kind of 5. intermittent feed liquor filter-pressing device of feed liquid slagging-off according to claim 1, which is characterized in that the feed liquor
Steel pipe (24) is welded on by fixed block (26) on closure bar (22), closure bar (22) top connection piston rod B (21), piston rod
B (21) connection servo cylinder B (20), servo cylinder B (20) are fixed at the top of press filtration babinet (19).
A kind of 6. intermittent feed liquor filter-pressing device of feed liquid slagging-off according to claim 5, which is characterized in that the feed liquor
Steel pipe (24) outer end connects fluid injection branch pipe (25) by connector sleeve (28), and fluid injection branch pipe (25) connection fluid injection manifold (27) is described
With being connected inside press filtration cylinder (12), feed liquor steel pipe (24) inner end is equipped with unidirectional liquid feed valve for feed liquor steel pipe (24) inner end.
A kind of 7. intermittent feed liquor filter-pressing device of feed liquid slagging-off according to claim 1, which is characterized in that the deslagging
The collection slag car (14) is equipped with below mouth (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810052870.1A CN108043090A (en) | 2018-01-19 | 2018-01-19 | A kind of intermittent feed liquor filter-pressing device of feed liquid slagging-off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810052870.1A CN108043090A (en) | 2018-01-19 | 2018-01-19 | A kind of intermittent feed liquor filter-pressing device of feed liquid slagging-off |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108043090A true CN108043090A (en) | 2018-05-18 |
Family
ID=62127147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810052870.1A Pending CN108043090A (en) | 2018-01-19 | 2018-01-19 | A kind of intermittent feed liquor filter-pressing device of feed liquid slagging-off |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108043090A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113069816A (en) * | 2021-04-22 | 2021-07-06 | 三明学院 | Circulating cylinder type filter press for preparing hydrated silicon dioxide |
| CN113926232A (en) * | 2021-10-29 | 2022-01-14 | 赵玉龙 | Automatic back flush filter |
| CN115253468A (en) * | 2022-09-15 | 2022-11-01 | 玉林市动物疫病预防控制中心 | Animal virus sample filtering, adsorbing and concentrating device and method |
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| CN204703295U (en) * | 2015-06-08 | 2015-10-14 | 杨朝兴 | A kind of fecal suction truck equipment for separating liquid from solid |
| CN204896464U (en) * | 2015-08-08 | 2015-12-23 | 江西蓝天路之友环卫设备科技有限公司 | Portable rubbish compression station |
| CN207126204U (en) * | 2017-07-06 | 2018-03-23 | 百事美特食品宿迁有限公司 | A kind of Yellow-peach can produces wastewater filtering device |
| CN207970522U (en) * | 2018-01-19 | 2018-10-16 | 连云港脱普仪表有限公司 | A kind of intermittent feed liquor filter-pressing device of feed liquid slagging-off |
-
2018
- 2018-01-19 CN CN201810052870.1A patent/CN108043090A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204703295U (en) * | 2015-06-08 | 2015-10-14 | 杨朝兴 | A kind of fecal suction truck equipment for separating liquid from solid |
| CN204896464U (en) * | 2015-08-08 | 2015-12-23 | 江西蓝天路之友环卫设备科技有限公司 | Portable rubbish compression station |
| CN207126204U (en) * | 2017-07-06 | 2018-03-23 | 百事美特食品宿迁有限公司 | A kind of Yellow-peach can produces wastewater filtering device |
| CN207970522U (en) * | 2018-01-19 | 2018-10-16 | 连云港脱普仪表有限公司 | A kind of intermittent feed liquor filter-pressing device of feed liquid slagging-off |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113069816A (en) * | 2021-04-22 | 2021-07-06 | 三明学院 | Circulating cylinder type filter press for preparing hydrated silicon dioxide |
| CN113069816B (en) * | 2021-04-22 | 2022-07-01 | 三明学院 | Circulating cylinder type filter press for preparing hydrated silicon dioxide |
| CN113926232A (en) * | 2021-10-29 | 2022-01-14 | 赵玉龙 | Automatic back flush filter |
| CN113926232B (en) * | 2021-10-29 | 2022-11-29 | 广西东岚新材料有限公司 | Automatic back flush filter |
| CN115253468A (en) * | 2022-09-15 | 2022-11-01 | 玉林市动物疫病预防控制中心 | Animal virus sample filtering, adsorbing and concentrating device and method |
| CN115253468B (en) * | 2022-09-15 | 2024-04-12 | 玉林市动物疫病预防控制中心 | Animal virus sample filtering, adsorbing and concentrating device and method |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180518 |
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| RJ01 | Rejection of invention patent application after publication |