CN109747048A - A kind of cement mixing equipment of Anti-solidification - Google Patents
A kind of cement mixing equipment of Anti-solidification Download PDFInfo
- Publication number
- CN109747048A CN109747048A CN201711086914.4A CN201711086914A CN109747048A CN 109747048 A CN109747048 A CN 109747048A CN 201711086914 A CN201711086914 A CN 201711086914A CN 109747048 A CN109747048 A CN 109747048A
- Authority
- CN
- China
- Prior art keywords
- agitator tank
- fixedly connected
- protective cover
- cement
- motor
- 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
- 239000004568 cement Substances 0.000 title claims abstract description 66
- 238000007711 solidification Methods 0.000 title claims abstract description 28
- 238000003756 stirring Methods 0.000 claims abstract description 38
- 230000001681 protective effect Effects 0.000 claims description 36
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 3
- 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 description 3
- 239000007787 solid Substances 0.000 claims 1
- 230000008023 solidification Effects 0.000 abstract description 10
- 230000009471 action Effects 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000004576 sand Substances 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007600 charging Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The present invention relates to Architectural Equipment technical fields, and disclose the cement mixing equipment of kind of Anti-solidification, including agitator tank, symmetrical feed inlet there are two being opened up at the top of the agitator tank, successively fixing sleeve is connected to driven gear and fixing bearing from top to bottom for the outer surface of the agitator tank, and the outer surface of the fixing bearing is fixedly connected with that there are two symmetrical support columns.The cement mixing equipment of the Anti-solidification, under the action of first motor, effectively driven gear can be driven to be rotated, rotate agitator tank, effectively the cement inside agitator tank is mixed, under the action of third motor, transfer drum is able to drive to be rotated, effectively the cement after stirring is conveyed, while guaranteeing that cement is in stirring always, avoids the solidification of cement, agitator tank can be enable to be stirred new cement simultaneously, to the use in later period, the efficiency of work is improved, reduces the time of waiting.
Description
Technical field
The present invention relates to Architectural Equipment technical field, the cement mixing equipment of specially a kind of Anti-solidification.
Background technique
Cement: powdery hydraulicity inorganic coagulation material can harden or in water in air at slurry after adding water and stirring
Preferably hardening, and can the materials such as sand, stone are cemented together securely, for a long time, it is as a kind of important gelling material
Material, is widely used in the engineerings such as civil construction, water conservancy and national defence.
Currently, needing to be rapidly performed by use after existing cement mixing equipment stirring, it is placed on stirring for a long time and sets
The standby interior solidification that will cause cement, since staff needs the transport of progress cement back and forth, the time of intermediate unit can be led
The solidification for causing cement, needs starting device always, at this moment can not carry out new cement mixing, waste time, working efficiency
It is low.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of cement mixing equipment of Anti-solidification, have and stir evenly, avoid
The advantages that theing cement solidifies, improving the efficiency of work solves and is placed on the solidification that will cause cement in mixing plant for a long time,
Since staff needs the transport of progress cement back and forth, the time of intermediate unit will lead to the solidification of cement, need always
Starting device, while cement mixing again, ineffective problem can not be carried out.
(2) technical solution
It is stirred evenly for realization is above-mentioned, avoids theing cement solidifies, improve the efficiency purpose of work, the present invention provides following technical side
Case: a kind of cement mixing equipment of Anti-solidification, including agitator tank open up that there are two symmetrical chargings at the top of the agitator tank
Mouthful, successively fixing sleeve is connected to driven gear and fixing bearing from top to bottom for the outer surface of the agitator tank, the fixing bearing
Outer surface is fixedly connected there are two symmetrical support column, is fixedly connected with fixed plate, the fixed plate at the top of the support column
Top be fixedly connected with first motor, the output shaft of the first motor is fixedly connected with transmission shaft, and the transmission shaft is separate
The outer surface fixing sleeve of first motor one end is connected to driving gear, and the left side of the driving gear is meshed with driven gear, institute
The inner roof wall for stating agitator tank is fixedly installed with the first protective cover, and the inner wall of first protective cover is fixedly connected with the second motor,
The output shaft of second motor is fixedly connected with rotation axis, and the rotation axis runs through and extends to far from one end of the second motor
The outside of first protective cover, the outer surface that the rotation axis is located at one end outside the first protective cover are fixedly installed with stirring rod, institute
It states and is fixedly installed with connecting tube in the middle part of agitator tank bottom.
The bottom of the support column is fixedly connected with box for feeding odd, and the bottom of the connecting tube is actively socketed on box for feeding odd
Inside, the inner wall of the box for feeding odd are fixedly connected with the second protective cover, and the inner wall of second protective cover is fixedly connected with third
Motor, the output shaft of the third motor are fixedly connected with shaft, and the shaft runs through and extends far from one end of third motor
To the outside of the second protective cover, one end that the shaft is located at outside the second protective cover is fixedly connected with transfer drum, the feeding
The right side of case is fixedly installed with discharge nozzle, and the outer surface of the discharge nozzle is fixedly installed with valve.
Preferably, four edges of the box for feeding odd bottom are fixedly installed with pedestal, the top of the box for feeding odd with
There are gaps between the bottom of agitator tank.
Preferably, the inner bottom wall of the agitator tank is fixedly connected there are two symmetrical corbel back slab, and the corbel back slab is located at connection
The two sides of pipe.
Preferably, the left end of the transfer drum and the second protective cover has between side there are gap, and the right side of transfer drum
There are gaps between end and the inner wall of box for feeding odd.
Preferably, first protective cover is located between two feed inlets, and the bottom of the first protective cover and stirring rod
There are gaps between top.
Preferably, the quantity of the stirring rod is no less than eight, and there are gaps between the bottom and corbel back slab of stirring rod.
(3) beneficial effect
Compared with prior art, the present invention provides a kind of cement mixing equipment of Anti-solidification, have it is following the utility model has the advantages that
1, the cement mixing equipment of the Anti-solidification, can be effective under the action of first motor by the driving gear of setting
It drives driven gear to be rotated, rotates agitator tank, effectively the cement inside agitator tank is mixed, by setting
The rotation axis set is able to drive stirring rod and carries out stirring to cement, by anti-with agitator tank under the action of the second motor
It is significantly more efficient that cement is mixed to rotation.
2, the cement mixing equipment of the Anti-solidification under the action of third motor, is able to drive biography by the shaft of setting
It send cylinder to be rotated, effectively the cement after stirring is conveyed, while guaranteeing that cement is in stirring always, avoid water
The solidification of mud, while agitator tank can be enable to be stirred new cement, to the use in later period, improve the effect of work
Rate reduces the time of waiting.
Detailed description of the invention
Fig. 1 is agitator tank front view of the present invention;
Fig. 2 is the cross-sectional view of agitator tank front view of the present invention.
In figure: 1 agitator tank, 2 feed inlets, 3 driven gears, 4 fixing bearings, 5 support columns, 6 fixed plates, 7 first motors, 8
Transmission shaft, 9 driving gears, 10 first protective covers, 11 second motors, 12 rotation axis, 13 stirring rods, 14 connecting tubes, 15 box for feeding odd,
16 second protective covers, 17 third motors, 18 shafts, 19 transfer drums, 20 discharge nozzles, 21 valves, 22 pedestals, 23 corbel back slabs.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The cement mixing equipment of a kind of Anti-solidification referring to FIG. 1-2, including agitator tank 1, the top of agitator tank 1 offer
Two symmetrical feed inlets 2, successively fixing sleeve is connected to driven gear 3 and fixing bearing from top to bottom for the outer surface of agitator tank 1
4, the outer surface of fixing bearing 4 is fixedly connected there are two symmetrical support column 5, and the top of support column 5 is fixedly connected with fixed plate
6, the top of fixed plate 6 is fixedly connected with first motor 7, and the output shaft of first motor 7 is fixedly connected with transmission shaft 8, transmission shaft 8
Outer surface fixing sleeve far from 7 one end of first motor is connected to driving gear 9, and left side and 3 phase of driven gear of driving gear 9 are nibbled
It closes, the inner roof wall of agitator tank 1 is fixedly installed with the first protective cover 10, and the first protective cover 10 is located between two feed inlets 2, avoids
Blocking when first protective cover 10 feeds to feed inlet 2, and between the bottom of the first protective cover 10 and the top of stirring rod 13
There are gaps, avoid the friction between stirring rod 13 and the first protective cover 10, ensure that stirring rod 13 effectively to cement into
Row stirring, the inner wall of the first protective cover 10 are fixedly connected with the second motor 11, and the output shaft of the second motor 11, which is fixedly connected with, to be turned
Moving axis 12, rotation axis 12 run through far from one end of the second motor 11 and extend to the outside of the first protective cover 10, and rotation axis 12
Stirring rod 13 is fixedly installed in the outer surface of 10 outside one end of the first protective cover, the quantity of stirring rod 13 is no less than eight, and
There are gap between the bottom and corbel back slab 23 of stirring rod 13, the areal extent more stirred ensure that cement mixing more
It is uniform, the case where layering when avoiding stirring, agitator tank is fixedly installed with connecting tube 14 in the middle part of 1 bottom.
The bottom of support column 5 is fixedly connected with box for feeding odd 15, and four edges of 15 bottom of box for feeding odd are fixedly mounted
Have pedestal 22, equipment can effectively be supported, ensure that the stability of equipment at work, the top of box for feeding odd 15 with
There are gaps between the bottom of agitator tank 1, avoid agitator tank 1 and rub between the top of box for feeding odd 15 in rotation,
It ensure that agitator tank 1 flexibly rotates, ensure that effective mixing to cement, the bottom of connecting tube 14 is actively socketed on box for feeding odd
15 inside, the inner wall of box for feeding odd 15 are fixedly connected with the second protective cover 16, and the inner wall of the second protective cover 16 is fixedly connected with
Three motors 17, cement enters the inside of third motor 17 when avoiding stirring, ensure that third motor 17 effectively works, third
The output shaft of motor 17 is fixedly connected with shaft 18, and shaft 18 runs through far from one end of third motor 17 and extends to the second protection
The outside of cover 16, one end that shaft 18 is located at outside the second protective cover 16 is fixedly connected with transfer drum 19, the left end of transfer drum 19
Have between side that there are gaps with the second protective cover 16, and between the right end of transfer drum 19 and the inner wall of box for feeding odd 15 there are
Gap can make box for feeding odd 15 effectively to the conveying of cement and stirring, ensure that box for feeding odd 15 effectively works, improve stirring
Efficiency avoids the solidification of cement, and the right side of box for feeding odd 15 is fixedly installed with discharge nozzle 20, and the outer surface of discharge nozzle 20 is fixed
Valve 21 is installed, the inner bottom wall of agitator tank 1 is fixedly connected there are two symmetrical corbel back slab 23, and corbel back slab 23 is located at connecting tube 14
Two sides can effectively import the cement being stirred in connecting tube 14, avoid part of cement and remain in 1 bottom of agitator tank
Corner ensure that cement effectively conveys.
When work, sand and cement powder are imported to the inside of agitator tank 1, the 7, second electricity of starting first motor from feed inlet 2
Water is added into agitator tank 1 for machine 11 and third motor 17, and first motor 7 drives agitator tank 1 to rotate clockwise, the second motor 11
It drives stirring rod 13 to rotate counterclockwise adequately stir sand and cement powder, the cement after being stirred passes through connection
Pipe 14 falls into the inside of box for feeding odd 15, and third motor 17 drives transfer drum 19 to rotate, carries out the conveying to cement, beat in blowing
Valve opening door 21 releases cement, after blowing, closes valve 21, and transfer drum 19 continues the stirring to cement, at this point it is possible to from
Feed inlet 2 is stirred to feeding inside agitator tank 1 again, continues work.
The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating current, and main controller can be meter
Calculation machine etc. plays the conventionally known equipment of control.
In conclusion the cement mixing equipment of the Anti-solidification, by the driving gear 9 of setting, in the effect of first motor 7
Under, it can effectively drive driven gear 3 to be rotated, rotate agitator tank 1, effectively to the water inside agitator tank 1
Mud is mixed, and by the rotation axis 12 of setting, under the action of the second motor 11, is able to drive stirring rod 13 and is carried out to cement
Stirring, it is significantly more efficient that cement is mixed by being rotated backward with agitator tank 1, by the shaft 18 of setting,
Under the action of three motors 17, it is able to drive transfer drum 19 and is rotated, effectively the cement after stirring is conveyed, is protected simultaneously
Card cement is in stirring always, avoids the solidification of cement, while agitator tank 1 can be enable to stir new cement
It mixes, to the use in later period, improves the efficiency of work, reduce the time of waiting, solve and be placed on mixing plant for a long time
The solidification that inside will cause cement, since staff needs the transport of progress cement back and forth, the time of intermediate unit be will lead to
The solidification of cement needs starting device always, while can not carry out cement mixing again, ineffective problem.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of cement mixing equipment of Anti-solidification, including agitator tank (1), it is characterised in that: opened at the top of the agitator tank (1)
If there are two symmetrical feed inlets (2), successively fixing sleeve is connected to driven gear from top to bottom for the outer surface of the agitator tank (1)
(3) and fixing bearing (4), the outer surface of the fixing bearing (4) is fixedly connected with that there are two symmetrical support columns (5), described
It is fixedly connected at the top of support column (5) fixed plate (6), is fixedly connected with first motor (7), institute at the top of the fixed plate (6)
The output shaft for stating first motor (7) is fixedly connected with transmission shaft (8), and the transmission shaft (8) is far from the outer of first motor (7) one end
Surface fixing sleeve is connected to driving gear (9), and the left side of the driving gear (9) is meshed with driven gear (3), the agitator tank
(1) inner roof wall is fixedly installed with the first protective cover (10), and the inner wall of first protective cover (10) is fixedly connected with the second electricity
The output shaft of machine (11), second motor (11) is fixedly connected with rotation axis (12), and the rotation axis (12) is far from the second electricity
The outside of the first protective cover (10) is run through and extended in one end of machine (11), and the rotation axis (12) is located at the first protective cover (10)
The outer surface of external one end is fixedly installed with stirring rod (13), is fixedly installed with connecting tube in the middle part of agitator tank (1) bottom
(14);
The bottom of the support column (5) is fixedly connected with box for feeding odd (15), and the bottom of the connecting tube (14) is actively socketed on
The inner wall of the inside of box for feeding odd (15), the box for feeding odd (15) is fixedly connected with the second protective cover (16), second protective cover
(16) inner wall is fixedly connected with third motor (17), and the output shaft of the third motor (17) is fixedly connected with shaft (18),
The outside of the second protective cover (16), the shaft are run through and extended to the shaft (18) far from the one end of third motor (17)
(18) it is located at the second protective cover (16) external one end to be fixedly connected with transfer drum (19), the right side of the box for feeding odd (15) is solid
Dingan County is equipped with discharge nozzle (20), and the outer surface of the discharge nozzle (20) is fixedly installed with valve (21).
2. a kind of cement mixing equipment of Anti-solidification according to claim 1, it is characterised in that: box for feeding odd (15) bottom
Four edges in portion are fixedly installed with pedestal (22), between the top of the box for feeding odd (15) and the bottom of agitator tank (1)
There are gaps.
3. a kind of cement mixing equipment of Anti-solidification according to claim 1, it is characterised in that: the agitator tank (1)
Inner bottom wall is fixedly connected there are two symmetrical corbel back slab (23), and the corbel back slab (23) is located at the two sides of connecting tube (14).
4. a kind of cement mixing equipment of Anti-solidification according to claim 1, it is characterised in that: the transfer drum (19)
Left end and the second protective cover (16) have between side there are gap, and the inner wall of the right end of transfer drum (19) and box for feeding odd (15)
Between there are gaps.
5. a kind of cement mixing equipment of Anti-solidification according to claim 1, it is characterised in that: first protective cover
(10) be located between two feed inlets (2), and between the bottom of the first protective cover (10) and the top of stirring rod (13) there are
Gap.
6. a kind of cement mixing equipment of Anti-solidification according to claim 1, it is characterised in that: the stirring rod (13)
Quantity is no less than eight, and there are gaps between the bottom of stirring rod (13) and corbel back slab (23).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711086914.4A CN109747048A (en) | 2017-11-07 | 2017-11-07 | A kind of cement mixing equipment of Anti-solidification |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711086914.4A CN109747048A (en) | 2017-11-07 | 2017-11-07 | A kind of cement mixing equipment of Anti-solidification |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109747048A true CN109747048A (en) | 2019-05-14 |
Family
ID=66399512
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711086914.4A Pending CN109747048A (en) | 2017-11-07 | 2017-11-07 | A kind of cement mixing equipment of Anti-solidification |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109747048A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110370459A (en) * | 2019-07-26 | 2019-10-25 | 汉寿县恒伟混凝土有限公司 | The fast concrete central mix plant of one kind three |
CN111113673A (en) * | 2020-01-06 | 2020-05-08 | 广东博智林机器人有限公司 | Discharging device and discharging system |
CN112576018A (en) * | 2021-01-06 | 2021-03-30 | 南京兴如恒商贸有限公司 | Can detect ceramic tile wall pasting equipment of cement viscosity |
CN112720845A (en) * | 2020-12-25 | 2021-04-30 | 黄兴 | Cement mixing plant for building field |
CN114293795A (en) * | 2022-01-25 | 2022-04-08 | 王中原 | Automatic lay equipment of building a wall of cement |
CN114870720A (en) * | 2022-05-05 | 2022-08-09 | 镇江市雅盛节能环保材料有限公司 | Production equipment and production process for producing ceramsite by using lake and river silt |
-
2017
- 2017-11-07 CN CN201711086914.4A patent/CN109747048A/en active Pending
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110370459A (en) * | 2019-07-26 | 2019-10-25 | 汉寿县恒伟混凝土有限公司 | The fast concrete central mix plant of one kind three |
CN111113673A (en) * | 2020-01-06 | 2020-05-08 | 广东博智林机器人有限公司 | Discharging device and discharging system |
CN111113673B (en) * | 2020-01-06 | 2021-06-25 | 广东博智林机器人有限公司 | Discharging device and discharging system |
CN112720845A (en) * | 2020-12-25 | 2021-04-30 | 黄兴 | Cement mixing plant for building field |
CN112720845B (en) * | 2020-12-25 | 2022-04-15 | 深圳建兆建设工程有限公司 | Cement mixing plant for building field |
CN112576018A (en) * | 2021-01-06 | 2021-03-30 | 南京兴如恒商贸有限公司 | Can detect ceramic tile wall pasting equipment of cement viscosity |
CN114293795A (en) * | 2022-01-25 | 2022-04-08 | 王中原 | Automatic lay equipment of building a wall of cement |
CN114870720A (en) * | 2022-05-05 | 2022-08-09 | 镇江市雅盛节能环保材料有限公司 | Production equipment and production process for producing ceramsite by using lake and river silt |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109747048A (en) | A kind of cement mixing equipment of Anti-solidification | |
CN205364220U (en) | Concrete mixing device is used in bridge construction | |
CN204640515U (en) | A kind of construction material mixing plant | |
CN104890123B (en) | Automatic-feeding and uniform-discharging cement mixer with conveying belt | |
CN214136665U (en) | Cement paste mixer is used in urban road construction | |
CN108247837A (en) | A kind of swing small-sized concrete mixer | |
CN108407092A (en) | A kind of efficient concrete central mix plant | |
CN109760204A (en) | A kind of two-way mixed concrete central mix plant | |
CN205394834U (en) | Civil engineering material mixture disposes device | |
CN209920217U (en) | Concrete mixer | |
CN207373455U (en) | A kind of anticlogging mortar preparation facilities | |
CN208263177U (en) | A kind of concrete for construction engineering mixing plant | |
CN214925668U (en) | Material mixing device for building construction | |
CN207841735U (en) | A kind of blender of mixed at high speed | |
CN108789824A (en) | It is convenient to clean the mortar stirring device with stirring | |
CN210939780U (en) | Concrete prefabricated part pouring device | |
CN108247836A (en) | A kind of self-circulation type concrete central mix plant | |
CN108162180A (en) | A kind of concrete drums convenient for dedusting | |
CN209649115U (en) | A kind of architectural engineering high-efficiency stirring concrete apparatus | |
CN208118120U (en) | A kind of equipment that silt prepares dry-mixed mortar | |
CN209566345U (en) | A kind of concrete production Efficient Agitator | |
CN207745947U (en) | Concrete cycle crushes aggregate device for separating powder | |
CN209649122U (en) | A kind of precast concrete wall panel raw material blending device | |
CN208681831U (en) | A kind of cooling device for premixing mortar | |
CN206030249U (en) | Join in marriage high density concrete stirring station |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190514 |