CN110841578A - Stirring reaction device - Google Patents

Stirring reaction device Download PDF

Info

Publication number
CN110841578A
CN110841578A CN201911202613.2A CN201911202613A CN110841578A CN 110841578 A CN110841578 A CN 110841578A CN 201911202613 A CN201911202613 A CN 201911202613A CN 110841578 A CN110841578 A CN 110841578A
Authority
CN
China
Prior art keywords
fixed
stirring
shaft
lower side
plate
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
Application number
CN201911202613.2A
Other languages
Chinese (zh)
Inventor
钱祥林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiashan Cambridge Biochemical Co Ltd
Original Assignee
Jiashan Cambridge Biochemical Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiashan Cambridge Biochemical Co Ltd filed Critical Jiashan Cambridge Biochemical Co Ltd
Priority to CN201911202613.2A priority Critical patent/CN110841578A/en
Publication of CN110841578A publication Critical patent/CN110841578A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/18Stationary reactors having moving elements inside
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05Stirrers
    • B01F27/11Stirrers characterised by the configuration of the stirrers
    • B01F27/19Stirrers with two or more mixing elements mounted in sequence on the same axis
    • B01F27/192Stirrers with two or more mixing elements mounted in sequence on the same axis with dissimilar elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/90Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms 
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/10Maintenance of mixers
    • B01F35/12Maintenance of mixers using mechanical means
    • B01F35/123Maintenance of mixers using mechanical means using scrapers for cleaning mixers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0053Details of the reactor
    • B01J19/0066Stirrers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)

Abstract

The invention discloses a stirring reaction device, which comprises a frame; the stirring machine comprises a rack, a stirring mechanism and a stirring mechanism, wherein the rack comprises four support columns arranged in a rectangular array, and stirring bodies are fixed on the inner side walls of the upper ends of the four support columns; a cross rod is fixed between the lower side ends of the adjacent support columns, two parallel fixed rods are fixed between the adjacent cross rods, an installation plate and an installation seat are fixed on the two fixed rods, a first stirring motor is fixed on the installation plate, and a first driving wheel is fixed on an output shaft of the first stirring motor; the mounting seat is fixedly provided with two bearing seats, rotary shafts penetrate through the bearing seats, a first driven wheel is fixed at the outer side end of each rotary shaft, a first bevel gear is fixed at the inner side end of each rotary shaft, and a first belt is sleeved on the first driving wheel and the first driven wheel.

Description

Stirring reaction device
Technical Field
The invention relates to the field of mechanical stirring, in particular to a stirring reaction device.
Background
The stirring tank can be called a water phase tank and is widely applied to the industries of coating, medicine, building materials, chemical industry, pigment, resin, food, scientific research and the like. The equipment can be made of carbon steel, stainless steel and other materials according to the technological requirements of user products, and is provided with heating and cooling devices so as to meet different technological and production requirements. The heating form has jacket electric heating, coil pipe heating, this equipment structural design is reasonable, the technology is advanced, durable to have characteristics such as easy operation, convenient to use, be ideal investment few, put into production fast, income is high chemical industry equipment. At present, the motor of the existing stirring device is easy to break down in the long-term use process, and the stirring effect is not ideal due to the fact that the inside of the stirring tank is large.
The present invention is an improvement to solve the above problems.
Disclosure of Invention
The object of the present invention is to provide a stirred reactor device, which solves the above mentioned drawbacks.
The technical scheme adopted by the invention for solving the technical problem is as follows:
a stirring reaction device comprises a frame.
The stirring machine comprises a rack, a stirring mechanism and a stirring mechanism, wherein the rack comprises four support columns arranged in a rectangular array, and stirring bodies are fixed on the inner side walls of the upper ends of the four support columns; a cross rod is fixed between the lower side ends of the adjacent support columns, two parallel fixed rods are fixed between the adjacent cross rods, an installation plate and an installation seat are fixed on the two fixed rods, a first stirring motor is fixed on the installation plate, and a first driving wheel is fixed on an output shaft of the first stirring motor; two bearing seats are fixed on the mounting seat, rotary shafts penetrate through the two bearing seats through bearings, a first driven wheel is fixed at the outer side end of each rotary shaft, a first bevel gear is fixed at the inner side end of each rotary shaft, and a first belt is sleeved on the first driving wheel and the first driven wheel; a rotating shaft is vertically arranged in the stirring body, and the lower side end of the rotating shaft extends to the outer end of the lower side of the stirring body; a second bevel gear and a second driven wheel are fixed at the lower end of the rotating shaft, and the first bevel gear is meshed with the second bevel gear; a side plate is fixed on one of the supporting columns, a second stirring motor is fixed on the outer surface of the side plate, an output shaft of the second stirring motor extends downwards, a second driving wheel is fixed on the output shaft of the second stirring motor, and a second belt is sleeved on the second driving wheel and the second driven wheel.
Further, a shaft sleeve is fixed in the stirring body, and the lower side end of the shaft sleeve extends to the outer end of the lower side of the stirring body; the rotating shaft is arranged in the shaft sleeve in a penetrating way through a bearing; the upper side pot head of rotation axis is equipped with rotatory cap, be fixed with on the rotatory cap and revolve the board, the downside of revolving the board is fixed with the stirring subassembly.
Further, the stirring assembly comprises a first stirring shaft, a second stirring shaft, a third stirring shaft and a fourth stirring shaft which are fixed on the lower side of the rotating plate, a first stirring blade and a second stirring blade are respectively fixed on the lower side surfaces of the first stirring shaft and the second stirring shaft, one side of the first stirring blade is matched with the inner wall of the stirring body, and one side of the second stirring blade is matched with the outer wall of the shaft sleeve; a first scraping blade is fixed between the third stirring shaft and the fourth stirring shaft, and the lower side surface of the first scraping blade is adapted to the bottom surface of the inner side of the stirring body; one side of the rotary plate is fixed with an installation block, one side of the installation block is fixed with a second scraping blade, and the outer side of the second scraping blade is matched with the inner side wall of the stirring body.
Further, a third driving wheel is fixed at the upper side end of the rotating shaft, a mounting strip is fixed at the side wall of the rotating cap, a fifth stirring shaft vertically penetrates through the extending end of the mounting strip through a bearing, a third driven wheel is fixed at the upper side end of the fifth stirring shaft, and a third belt is sleeved on the third driving wheel and the third driven wheel; and a rectangular stirring frame is fixed at the lower end of the fifth stirring shaft.
Furthermore, a discharge hole is formed in the lower side surface of the stirring body, and a discharge plate is arranged on the discharge hole; a fixed seat is fixed on the outer side wall of the stirring body, a rotating shaft vertically penetrates through the fixed seat through a bearing, and the lower side end of the rotating shaft is fixed on the upper surface of the outer side of the discharging plate; the outer surface of the upper side of the discharging plate is also fixedly provided with a pull rod.
The invention has the advantages that:
according to the stirring reaction device, the first stirring motor and the second stirring motor are jointly used, so that the pressure of independent use can be reduced for the first stirring motor and the second stirring motor, and the service life of the first stirring motor and the service life of the second stirring motor are prolonged; the device can carry out scraping treatment on the inner wall of the stirring body and the outer wall of the shaft sleeve through the arrangement of the first stirring blade, the second stirring blade, the third stirring blade and the fourth stirring blade; the device still utilizes the power of rotation axis to make mounting bar and rectangle stirring frame carry out rotatory stirring to stirring reaction efficiency has been improved.
Drawings
FIG. 1 is a schematic structural view of a stirred tank reactor according to the present invention;
FIG. 2 is a schematic view of the structure of the apparatus;
FIG. 3 is a schematic view of the structure of the stirring member in the stirring body of the apparatus.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the invention is further described with reference to the figures and the specific embodiments.
As shown in fig. 1, the stirring reactor of the present invention includes a frame; the machine frame comprises four support columns 1 arranged in a rectangular array, and stirring bodies 2 are fixed on the inner side walls of the upper ends of the four support columns 1; a cross rod 3 is fixed between the lower side ends of the adjacent support columns 1, two parallel fixing rods 4 are fixed between the adjacent cross rods 3, a mounting plate 5 and a mounting seat 6 are fixed on the two fixing rods 4, a first stirring motor 7 is fixed on the mounting plate 5, and a first driving wheel 8 is fixed on an output shaft of the first stirring motor 7; two bearing seats 9 are fixed on the mounting seat 6, rotary shafts 10 penetrate through the two bearing seats 9 through bearings, a first driven wheel 11 is fixed at the outer side end of each rotary shaft 10, a first bevel gear 12 is fixed at the inner side end of each rotary shaft 10, and first belts are sleeved on the first driving wheel 8 and the first driven wheel 11; a rotating shaft 13 is vertically arranged in the stirring body 2, and the lower side end of the rotating shaft 13 extends to the outer end of the lower side of the stirring body 2; a second bevel gear 14 and a second driven wheel 15 are fixed at the lower end of the rotating shaft 13, and the first bevel gear 12 is meshed with the second bevel gear 14; a side plate 16 is fixed on one of the supporting columns 1, a second stirring motor 17 is fixed on the outer surface of the side plate 16, an output shaft of the second stirring motor 17 extends downwards, a second driving wheel 18 is fixed on the output shaft of the second stirring motor, and a second belt is sleeved on the second driving wheel 18 and the second driven wheel 15.
The invention is further provided with: a shaft sleeve 19 is fixed in the stirring body 2, and the lower side end of the shaft sleeve 19 extends to the outer end of the lower side of the stirring body 2; the rotating shaft 13 is arranged in the shaft sleeve 19 in a penetrating way through a bearing; the upper side pot head of rotation axis 13 is equipped with rotatory cap, be fixed with on the rotatory cap and revolve board 20, the downside of revolving board 20 is fixed with the stirring subassembly.
The invention is further provided with: the stirring assembly comprises a first stirring shaft, a second stirring shaft, a third stirring shaft and a fourth stirring shaft which are fixed on the lower side of the rotating plate 20, wherein a first stirring blade 21 and a second stirring blade 22 are respectively fixed on the lower side surfaces of the first stirring shaft and the second stirring shaft, one side of the first stirring blade 21 is matched with the inner wall of the stirring body 2, and one side of the second stirring blade 22 is matched with the outer wall of the shaft sleeve 19; a first scraping piece 23 is fixed between the third stirring shaft and the fourth stirring shaft, and the lower side surface of the first scraping piece 23 is adapted to the bottom surface of the inner side of the stirring body 2; one side of the rotary plate 20 is fixed with a mounting block, one side of the mounting block is fixed with a second scraping blade 25, and the outer side of the second scraping blade 25 is adapted to the inner side wall of the stirring body 2.
The invention is further provided with: a third driving wheel 26 is fixed at the upper side end of the rotating shaft 13, a mounting strip is fixed at the side wall of the rotating cap, a fifth stirring shaft vertically penetrates through the extending end of the mounting strip through a bearing, a third driven wheel 27 is fixed at the upper side end of the fifth stirring shaft, and third belts are sleeved on the third driving wheel 26 and the third driven wheel 27; and a rectangular stirring frame 28 is fixed at the lower end of the fifth stirring shaft.
The invention is further provided with: a discharge hole is formed in the lower side surface of the stirring body 2, and a discharge plate 29 is arranged on the discharge hole; a fixed seat 30 is fixed on the outer side wall of the stirring body 2, a rotating shaft 31 vertically penetrates through the fixed seat 30 through a bearing, and the lower side end of the rotating shaft 31 is fixed on the upper surface of the outer side of the discharging plate 29; a pull rod 32 is fixed on the outer surface of the upper side of the discharging plate 29.
The above embodiments are merely illustrative of the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement the present invention, and not to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the scope of the present invention.

Claims (5)

1. The utility model provides a stirring reaction device, includes the frame, its characterized in that:
the machine frame comprises four support columns (1) arranged in a rectangular array, and stirring bodies (2) are fixed on the inner side walls of the upper ends of the four support columns (1); a cross rod (3) is fixed between the lower side ends of the adjacent support columns (1), two parallel fixing rods (4) are fixed between the adjacent cross rods (3), a mounting plate (5) and a mounting seat (6) are fixed on the two fixing rods (4), a first stirring motor (7) is fixed on the mounting plate (5), and a first driving wheel (8) is fixed on an output shaft of the first stirring motor (7); two bearing seats (9) are fixed on the mounting seat (6), rotary shafts (10) penetrate through the two bearing seats (9) through bearings, a first driven wheel (11) is fixed at the outer side end of each rotary shaft (10), a first bevel gear (12) is fixed at the inner side end of each rotary shaft (10), and first belts are sleeved on the first driving wheel (8) and the first driven wheel (11); a rotating shaft (13) is vertically arranged in the stirring body (2), and the lower side end of the rotating shaft (13) extends to the outer end of the lower side of the stirring body (2); a second bevel gear (14) and a second driven wheel (15) are fixed at the lower end of the rotating shaft (13), and the first bevel gear (12) is meshed with the second bevel gear (14); be fixed with curb plate (16) on one of them support column (1), curb plate (16) surface mounting has second agitator motor (17), the output shaft downwardly extending of second agitator motor (17), be fixed with second action wheel (18) on the output shaft of second agitator motor, second action wheel (18) and second are gone up the cover and are equipped with the second belt from driving wheel (15).
2. A stirred reactor apparatus as claimed in claim 1, wherein: a shaft sleeve (19) is fixed in the stirring body (2), and the lower side end of the shaft sleeve (19) extends to the outer end of the lower side of the stirring body (2); the rotating shaft (13) is arranged in the shaft sleeve (19) in a penetrating way through a bearing; the upside pot head of rotation axis (13) is equipped with rotatory cap, be fixed with on the rotatory cap and revolve board (20), the downside of revolving board (20) is fixed with the stirring subassembly.
3. A stirred reactor apparatus as claimed in claim 2, wherein: the stirring assembly comprises a first stirring shaft, a second stirring shaft, a third stirring shaft and a fourth stirring shaft which are fixed on the lower side of the rotating plate (20), wherein a first stirring blade (21) and a second stirring blade (22) are respectively fixed on the lower side surfaces of the first stirring shaft and the second stirring shaft, one side of the first stirring blade (21) is adapted to the inner wall of the stirring body (2), and one side of the second stirring blade (22) is adapted to the outer wall of the shaft sleeve (19); a first scraping blade (23) is fixed between the third stirring shaft and the fourth stirring shaft, and the lower side surface of the first scraping blade (23) is adapted to the bottom surface of the inner side of the stirring body (2); one side of the rotary plate (20) is fixed with an installation block, one side of the installation block is fixed with a second scraping blade (25), and the outer side of the second scraping blade (25) is matched with the inner side wall of the stirring body (2).
4. A stirred reactor apparatus as claimed in claim 3, wherein: a third driving wheel (26) is fixed at the upper side end of the rotating shaft (13), a mounting strip is fixed at the side wall of the rotating cap, a fifth stirring shaft vertically penetrates through the extending end of the mounting strip through a bearing, a third driven wheel (27) is fixed at the upper side end of the fifth stirring shaft, and third belts are sleeved on the third driving wheel (26) and the third driven wheel (27); and a rectangular stirring frame (28) is fixed at the lower end of the fifth stirring shaft.
5. A stirred reactor apparatus as claimed in claim 1, wherein: a discharge hole is formed in the lower side surface of the stirring body (2), and a discharge plate (29) is arranged on the discharge hole; a fixed seat (30) is fixed on the outer side wall of the stirring body (2), a rotating shaft (31) vertically penetrates through the fixed seat (30) through a bearing, and the lower side end of the rotating shaft (31) is fixed on the upper surface of the outer side of the discharging plate (29); and a pull rod (32) is also fixed on the outer surface of the upper side of the discharging plate (29).
CN201911202613.2A 2019-11-29 2019-11-29 Stirring reaction device Pending CN110841578A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911202613.2A CN110841578A (en) 2019-11-29 2019-11-29 Stirring reaction device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911202613.2A CN110841578A (en) 2019-11-29 2019-11-29 Stirring reaction device

Publications (1)

Publication Number Publication Date
CN110841578A true CN110841578A (en) 2020-02-28

Family

ID=69606374

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911202613.2A Pending CN110841578A (en) 2019-11-29 2019-11-29 Stirring reaction device

Country Status (1)

Country Link
CN (1) CN110841578A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112169619A (en) * 2020-09-04 2021-01-05 安徽理工大学 Pig feed mixing agitating unit
CN114208511A (en) * 2021-12-10 2022-03-22 内蒙古农业大学 Device for jointly processing woody plant caragana microphylla into grass powder

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102600784A (en) * 2012-03-26 2012-07-25 江苏沙家浜化工设备有限公司 Reactor
CN206642640U (en) * 2017-04-07 2017-11-17 诸暨市合纵科技有限公司 A kind of agitating device to stir
CN206999310U (en) * 2017-07-15 2018-02-13 北京中恒嘉业装饰工程有限公司 A kind of concrete central mix plant
CN207042337U (en) * 2017-07-20 2018-02-27 安徽胜达化工科技有限公司 A kind of composite fertilizer's agitating device
CN207535075U (en) * 2017-08-23 2018-06-26 承德振龙建筑材料集团有限公司 A kind of concrete mixer
CN208232121U (en) * 2018-04-02 2018-12-14 北京易联结科技发展有限公司 A kind of novel high polymer material mixing machine
CN109483761A (en) * 2018-11-07 2019-03-19 益凯新材料有限公司 A kind of uniform rubber wet-mixing device of mixing
CN209393087U (en) * 2018-12-18 2019-09-17 天津国民健康技术有限公司 A kind of agitating device of vacuum emulsification agitator tank

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102600784A (en) * 2012-03-26 2012-07-25 江苏沙家浜化工设备有限公司 Reactor
CN206642640U (en) * 2017-04-07 2017-11-17 诸暨市合纵科技有限公司 A kind of agitating device to stir
CN206999310U (en) * 2017-07-15 2018-02-13 北京中恒嘉业装饰工程有限公司 A kind of concrete central mix plant
CN207042337U (en) * 2017-07-20 2018-02-27 安徽胜达化工科技有限公司 A kind of composite fertilizer's agitating device
CN207535075U (en) * 2017-08-23 2018-06-26 承德振龙建筑材料集团有限公司 A kind of concrete mixer
CN208232121U (en) * 2018-04-02 2018-12-14 北京易联结科技发展有限公司 A kind of novel high polymer material mixing machine
CN109483761A (en) * 2018-11-07 2019-03-19 益凯新材料有限公司 A kind of uniform rubber wet-mixing device of mixing
CN209393087U (en) * 2018-12-18 2019-09-17 天津国民健康技术有限公司 A kind of agitating device of vacuum emulsification agitator tank

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112169619A (en) * 2020-09-04 2021-01-05 安徽理工大学 Pig feed mixing agitating unit
CN114208511A (en) * 2021-12-10 2022-03-22 内蒙古农业大学 Device for jointly processing woody plant caragana microphylla into grass powder
CN114208511B (en) * 2021-12-10 2023-01-03 内蒙古农业大学 Device for jointly processing woody plant caragana microphylla into grass powder

Similar Documents

Publication Publication Date Title
CN201454460U (en) Material stirrer
CN206152790U (en) Damping formula solid -liquid chemical industry raw material mixing mixes retort
CN110841578A (en) Stirring reaction device
CN106422891A (en) High mixing power blending device capable of separately adding solid and liquid
CN106540645A (en) A kind of solid-liquid mix reaction equipment with solid material breaker
CN105688785A (en) Multifunctional substance reaction device
CN206577658U (en) A kind of agitating device for having a variety of agitating modes
CN211026254U (en) High-efficient environmental protection coating double reaction cauldron
CN205965830U (en) Solid material can kibbling chemical industry raw material mixing retort
CN207805629U (en) A kind of swing solid-liquid reaction kettle
CN110773038A (en) Compounding stirring subassembly
CN203820759U (en) Pilot scale magnetic agitating stainless steel fermentation tank
CN206304629U (en) The mixing power mixing arrangement high that a kind of solid-liquid is added separately
CN205084735U (en) Accurate chemical industry reation kettle of feeding
CN107638854A (en) A kind of industrial chemicals reaction unit
CN213315018U (en) High performance reation kettle agitator for chemical machinery
CN201609642U (en) Decocting stirrer
CN104096527A (en) Reaction still
CN210815270U (en) Coaxial double-speed stirring reaction kettle
CN105688781A (en) A precipitation reaction method
CN208649171U (en) A kind of continuous still reaction produces the device of 3,4 dichloroanilines
CN210470846U (en) Beef section processingequipment
CN212215324U (en) Chemical production coating agitated vessel
CN206435152U (en) A kind of drive device suitable for agitated kettle
CN108295710A (en) Agitator tank for chemical industry auto-control

Legal Events

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

Application publication date: 20200228

RJ01 Rejection of invention patent application after publication