CN112075616A - Vermicelli machine with anti-blocking and cooling functions - Google Patents

Vermicelli machine with anti-blocking and cooling functions Download PDF

Info

Publication number
CN112075616A
CN112075616A CN202010882726.8A CN202010882726A CN112075616A CN 112075616 A CN112075616 A CN 112075616A CN 202010882726 A CN202010882726 A CN 202010882726A CN 112075616 A CN112075616 A CN 112075616A
Authority
CN
China
Prior art keywords
extrusion
vermicelli
cooling
functions
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
CN202010882726.8A
Other languages
Chinese (zh)
Inventor
肖美霞
罗伟民
肖金云
肖展新
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.)
Hunan Kangwang Food Co ltd
Original Assignee
Hunan Kangwang Food 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 Hunan Kangwang Food Co ltd filed Critical Hunan Kangwang Food Co ltd
Priority to CN202010882726.8A priority Critical patent/CN112075616A/en
Publication of CN112075616A publication Critical patent/CN112075616A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L29/00Foods or foodstuffs containing additives; Preparation or treatment thereof
    • A23L29/30Foods or foodstuffs containing additives; Preparation or treatment thereof containing carbohydrate syrups; containing sugars; containing sugar alcohols, e.g. xylitol; containing starch hydrolysates, e.g. dextrin
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23PSHAPING OR WORKING OF FOODSTUFFS, NOT FULLY COVERED BY A SINGLE OTHER SUBCLASS
    • A23P30/00Shaping or working of foodstuffs characterised by the process or apparatus
    • A23P30/20Extruding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00Cleaning by methods involving the use of tools
    • B08B1/10Cleaning by methods involving the use of tools characterised by the type of cleaning tool

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Molecular Biology (AREA)
  • Nutrition Science (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

The invention discloses a vermicelli machine with anti-blocking and cooling functions, which comprises a shell and a feed hopper, wherein the bottom of the feed hopper is connected with a horizontally arranged feeding device, the shell is provided with a driving mechanism for driving the feeding device to rotate, the discharge end of the feeding device is connected with a discharging pipe, the bottom end of the discharging pipe is connected with an extrusion cylinder, the bottom of the extrusion cylinder is sequentially provided with an upper extrusion plate, a middle extrusion plate and a lower extrusion plate from top to bottom, the upper extrusion plate, the middle extrusion plate and the lower extrusion plate are all provided with a plurality of penetrating extrusion holes, a cooling chamber is arranged inside the lower extrusion plate, and a cooling medium is filled in the cooling chamber. The vermicelli is cooled and shaped by the cooling chamber in the lower extrusion plate, so that the phenomenon of vermicelli bonding is avoided, the process difficulty of subsequent vermicelli scattering is reduced, and the processing quality of the vermicelli is improved; the inserted bar can clear the extrusion holes, can avoid the extrusion plate from being blocked, ensures the smooth feeding of materials and improves the production efficiency of vermicelli.

Description

Vermicelli machine with anti-blocking and cooling functions
Technical Field
The invention relates to the technical field of food processing, in particular to a vermicelli machine with anti-blocking and cooling functions.
Background
The vermicelli is one of common Chinese foods and is a filamentous food made of mung bean, sweet potato starch and the like. The vermicelli has various varieties, such as mung bean vermicelli, pea vermicelli, broad bean vermicelli and konjak vermicelli, and more vermicelli is starch vermicelli, such as sweet potato vermicelli, potato vermicelli and the like. The vermicelli is characterized by its wide, thin, round, flat, square and flaky shapes, and different kinds of beans, potatoes and sweet potatoes.
The processing technology of the traditional vermicelli mainly comprises the following steps: preparing materials, kneading dough, extruding and molding, radiating and shearing, and rubbing and scattering strips. The extrusion forming process is completed by a vermicelli machine, and the specific process is as follows: the flour dough which is heated by hot water and is fully cured is extruded and molded from molding holes of the vermicelli sieve plate under the thrust of the screw shaft; after the vermicelli is extruded from the forming hole, the fan with the air outlet opposite to the vermicelli sieve plate is opened to cool the vermicelli or the vermicelli is conveyed into a cooling room through a conveying belt to be cooled.
Patent application number is CN200420035100.X and discloses a steam vermicelli machine, including having the belt pulley, a machine support, the powder sleeve, the hob axle, the feeder hopper, the aircraft nose, the sieve, the steam sleeve, the hob suit is in the powder sleeve, the hob is fixed on the hob axle, the hob axle passes through the bearing, the bearing frame is installed in the frame, the fixed belt pulley of hob axle end installation, the belt pulley is by motor power transmission, the powder sleeve is fixed in the frame, the feeder hopper is installed on the powder sleeve, the feeder hopper lower extreme communicates with powder sleeve inner chamber, the steam sleeve suit is outside the powder sleeve, and be connected fixed seal with powder sleeve shell, steam inlet has on the steam sleeve, and be equipped with the steam sleeve, steam sleeve bottom is equipped with the subsea valve, as the comdenstion water export, the sieve is installed on the aircraft nose. When the vermicelli machine is adopted for making vermicelli, the following defects exist: (1) due to reasons such as incomplete cooling of vermicelli and the like, the vermicelli is easy to adhere to the meshes on the sieve plate, so that the meshes on the sieve plate are easy to block, vermicelli cannot be normally extruded from the sieve plate, the extrusion forming of the vermicelli is not facilitated, the production efficiency of the vermicelli is reduced, the service life of the sieve plate is prolonged, and the equipment maintenance cost of the vermicelli machine and the production cost of the vermicelli are improved; (2) after the vermicelli is extruded and formed, the vermicelli needs to be cooled by blowing air through a fan at a forming hole or the vermicelli needs to be conveyed into a cooling room through a conveying belt for cooling, and because the extruded vermicelli is still in a primary forming or non-forming state, the vermicelli and the vermicelli are easily bonded together during transportation or blowing, the difficulty of a subsequent vermicelli rubbing and scattering process is increased, and the processing quality and the taste of the vermicelli are reduced.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: overcomes the defects of the prior art, and provides the vermicelli machine which has simple structure, can prevent vermicelli from blocking a sieve plate and prevent vermicelli from being bonded and has the functions of blocking prevention and cooling.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a have concurrently and prevent vermicelli machine of jam and cooling function, includes the shell and locates the feeder hopper at shell top, the bottom of feeder hopper is connected with the material feeding unit that is the level setting, be equipped with the actuating mechanism who is used for driving material feeding unit rotation on the shell, material feeding unit's discharge end is connected with the unloading pipe, the bottom of unloading pipe is connected with the recipient, the bottom of recipient is from last to being equipped with upper portion stripper plate, middle part stripper plate and lower part stripper plate down in proper order, all be equipped with the extrusion hole that a plurality of runs through on upper portion stripper plate, middle part stripper plate and the lower part stripper plate, the inside of lower part stripper plate is equipped with the cooling chamber, the cooling chamber intussuseption is filled.
Further, the middle pressing plate is made of a heat insulating material.
Furthermore, a convex part positioned on the upper surface of the upper extrusion plate is arranged between the adjacent extrusion holes, two side surfaces of the extrusion cylinder are rotatably connected with a rotating mechanism, and the rotating mechanism is provided with an inserted rod corresponding to the conical extrusion holes.
Further, the outer diameter of the inserted rod is smaller than the inner diameter of the extrusion hole.
Further, the convex part is triangular or trapezoidal.
Furthermore, the rotating mechanism comprises two vertical plates and a transverse plate arranged between the two vertical plates, the inserted rod is arranged on the transverse plate, the vertical plates are provided with positioning holes, and two side faces of the extrusion container are provided with positioning pins matched with the insertion holes.
Furthermore, a through hole is formed in the top of the extrusion container, a cover plate is arranged on the top of the extrusion container and corresponds to the through hole, a vibration ball is placed in the extrusion container, and a vibrator is arranged on the outer wall of the extrusion container.
Furthermore, the feeding device comprises a horizontally arranged feeding channel, a screw rod coaxial with the feeding channel is arranged in the feeding channel, and the screw rod is provided with a helical blade.
Furthermore, the driving mechanism comprises a driving motor installed on the lower portion of the shell, a driving gear is connected to a transmission shaft of the driving motor, a driven gear is connected to one end, far away from the discharging pipe, of the screw, and the driving gear is connected with the driven gear through a transmission belt.
Further, still be equipped with the heating cabinet outside the pay-off passageway, install the heater on the heating cabinet.
The vermicelli machine with the functions of blocking prevention and cooling has the beneficial effects that:
(1) the vermicelli cooling device is simple in structure, the upper extrusion plate, the middle extrusion plate and the lower extrusion plate are arranged, the cooling chamber is arranged in the lower extrusion plate, and vermicelli is cooled by the cooling chamber, so that the vermicelli is cooled and shaped, the phenomenon that the vermicelli is bonded when blown by air after being extruded out of an extrusion hole or when being conveyed after being formed is avoided, the process difficulty of subsequent vermicelli scattering is reduced, and the processing quality and the taste of the vermicelli are improved;
(2) the invention can clean the blocked extrusion holes by arranging the inserted rod, can avoid the phenomenon of blockage of the extrusion plate, ensures the smooth blanking of materials and the extrusion forming of vermicelli, reduces the replacement and maintenance cost of the extrusion plate and improves the production efficiency of the vermicelli.
Drawings
Fig. 1 is a schematic structural diagram of an anti-clogging vermicelli machine of the invention.
The above reference numerals: 1-shell, 2-feed hopper, 3-discharge pipe, 4-extrusion cylinder, 5-upper extrusion plate, 6-middle extrusion plate, 7-lower extrusion plate, 8-cooling chamber, 9-convex part, 10-inserted rod, 11-vertical plate, 12-transverse plate, 13-positioning pin, 14-cover plate, 15-vibration ball, 16-vibrator, 17-feeding channel, 18-screw, 19-helical blade, 20-driving motor, 21-driving shaft, 22-driving gear, 23-driven gear, 24-driving belt, 25-heating box and 26-heater.
Detailed Description
The invention is further illustrated with reference to the following figures and examples, which are not intended to limit the scope of the invention in any way.
Example 1
The utility model provides a have simultaneously and prevent jam and cooling function's bean vermicelli machine, includes shell 1 and locates the feeder hopper 2 at 1 top of shell, the bottom of feeder hopper 2 is connected with the material feeding unit that is the level setting, be equipped with the actuating mechanism who is used for driving material feeding unit rotatory on the shell 1, material feeding unit's discharge end is connected with unloading pipe 3, the bottom of unloading pipe 3 is connected with recipient 4, recipient 4's bottom is from last to being equipped with upper portion stripper plate 5, middle part stripper plate 6 and lower part stripper plate 7 down in proper order, all be equipped with the extrusion hole that a plurality of runs through on upper portion stripper plate 5, middle part stripper plate 6 and the lower part stripper plate 7, the inside of lower part stripper plate 7 is equipped with cooling chamber 8, the cooling medium is filled in the cooling chamber 8, and the cooling medium is ice water in.
According to the invention, the upper extrusion plate 5, the middle extrusion plate 6 and the lower extrusion plate 7 are arranged, the cooling chamber 8 filled with the cooling medium is arranged in the lower extrusion plate 7, when vermicelli passes through the lower extrusion plate 7, the cooling medium in the cooling chamber 8 has a cooling effect on the vermicelli, so that the vermicelli is cooled and shaped, the phenomenon that the vermicelli is bonded after being blown by wind and cooled after coming out of an extrusion hole or when being conveyed to the cooling chamber 8 is avoided, the process difficulty of subsequent vermicelli scattering is effectively reduced, and the processing quality, the processing efficiency and the taste of the vermicelli are improved.
The middle extrusion plate 6 is made of heat insulating materials, so that the time for maintaining the cooling temperature of the cooling medium can be prolonged, and the cooling effect of the cooling medium on the vermicelli can be improved.
And a convex part 9 positioned on the upper surface of the upper extrusion plate 5 is arranged between the adjacent extrusion holes, two side surfaces of the extrusion container 4 are rotatably connected with a rotating mechanism, and the rotating mechanism is provided with an inserted rod 10 corresponding to the conical extrusion holes.
The outer diameter of the inserted rod 10 is smaller than the inner diameter of the extrusion hole.
The convex part 9 is triangular or trapezoidal, and the embodiment is triangular. The convex part 9 can make the vermicelli raw material gather to the extrusion hole when extrusion molding, improve the blanking speed and extrusion molding speed of the raw material, and improve the extrusion molding efficiency of the vermicelli.
The rotating mechanism comprises two vertical plates 11 and a transverse plate 12 arranged between the two vertical plates 11, the inserted rod 10 is arranged on the transverse plate 12, positioning holes are formed in the vertical plates 11, and positioning pins 13 matched with the insertion holes are arranged on two side faces of the extrusion container 4.
The top of the extrusion container 4 is provided with a through hole, a cover plate 14 is arranged on the top of the extrusion container 4 corresponding to the through hole, a vibration ball 15 is placed in the extrusion container 4, and a vibrator 16 is arranged on the outer wall of the extrusion container 4. The arrangement of the small vibrating balls 15 and the vibrator 16 can clean the vermicelli raw materials adhered to the inner wall of the extrusion cylinder 4, and avoid the phenomenon that the production of vermicelli is reduced because the vermicelli raw materials are adhered to the inside of the extrusion cylinder 4.
The feeding device comprises a horizontally arranged feeding channel 17, a screw 18 coaxial with the feeding channel 17 is arranged in the feeding channel 17, and a helical blade 19 is arranged on the screw 18.
The driving mechanism comprises a driving motor 20 installed at the lower part of the shell 1, a transmission shaft 21 of the driving motor 20 is connected with a driving gear 22, one end of the screw rod 18, which is far away from the discharging pipe 3, is connected with a driven gear 23, and the driving gear 22 is connected with the driven gear 23 through a transmission belt 24.
The feeding channel 17 is also provided with a heating box 25, and the heating box 25 is provided with a heater 26. The heating box 25 is arranged to heat the materials, so that the materials can be pasted, and vermicelli can be conveniently formed.
The invention relates to a working principle and a using method of a vermicelli machine with the functions of blockage prevention and cooling, wherein the working principle comprises the following steps:
when the vermicelli extruding machine works, vermicelli raw materials enter the shell 1 from the feeding hopper 2, are gelatinized under the heating action of the heating box 25 and are conveyed into the blanking pipe 3 through the feeding device and are conveyed into the extruding cylinder 4 through the blanking pipe 33, are extruded and formed under the action of the extruding holes of the extruding cylinder 4 and are output, and when the vermicelli is extruded and formed in the extruding cylinder 4, the vermicelli is cooled and shaped through the cooling chamber 8 arranged in the lower extruding plate 7, so that the phenomenon of sticking of the vermicelli is avoided.
When the extrusion hole is blocked, the rotary mechanism can be rotated to enable the insertion rod 10 to be inserted into the extrusion hole, so that the extrusion hole is cleaned; when more gelatinized vermicelli raw materials are adhered to the inner wall of the extrusion cylinder 4, the cover plate 14 can be opened, the small vibrating balls 15 are placed in the extrusion cylinder 4, and the vibrator 16 is started to vibrate and clean the vermicelli raw materials adhered to the inner wall of the extrusion cylinder 4 by the small vibrating balls 15.
As used herein, the terms "upper," "lower," "left," "right," and the like are used for convenience of description based on the orientation as shown in the figures of the drawings, which may vary from one actual device to another depending on the manner in which the device is arranged.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. The utility model provides a have concurrently and prevent vermicelli machine of jam and cooling function, includes the shell and locates the feeder hopper at shell top, the bottom of feeder hopper is connected with the material feeding unit that is the level setting, be equipped with on the shell and be used for driving the rotatory actuating mechanism of material feeding unit, material feeding unit's discharge end is connected with unloading pipe, its characterized in that: the bottom of unloading pipe is connected with the recipient, the bottom of recipient is from last to being equipped with upper portion stripper plate, middle part stripper plate and lower part stripper plate down in proper order, all be equipped with the extrusion hole that a plurality of runs through on upper portion stripper plate, middle part stripper plate and the lower part stripper plate, the inside of lower part stripper plate is equipped with the cooling chamber, the cooling chamber intussuseption is filled with cooling medium.
2. The vermicelli machine with the functions of blockage prevention and cooling as claimed in claim 1, wherein: the middle extrusion plate is made of heat-insulating materials.
3. The vermicelli machine with the functions of blockage prevention and cooling as claimed in claim 1, wherein: and a convex part positioned on the upper surface of the upper extrusion plate is arranged between the adjacent extrusion holes, two side surfaces of the extrusion cylinder are rotatably connected with a rotating mechanism, and the rotating mechanism is provided with an inserted rod corresponding to the conical extrusion holes.
4. The vermicelli machine with the functions of blockage prevention and cooling as claimed in claim 3, wherein: the outer diameter of the inserted rod is smaller than the inner diameter of the extrusion hole.
5. The vermicelli machine with the functions of blockage prevention and cooling as claimed in claim 3, wherein: the convex part is triangular or trapezoidal.
6. The vermicelli machine with the functions of blockage prevention and cooling as claimed in any one of claims 1 to 5, wherein: the rotating mechanism comprises two vertical plates and a transverse plate arranged between the two vertical plates, the inserted rod is arranged on the transverse plate, the vertical plates are provided with positioning holes, and two side faces of the extrusion container are provided with positioning pins matched with the insertion holes.
7. The vermicelli machine with the functions of blockage prevention and cooling as claimed in any one of claims 1 to 5, which is characterized in that: the top of the extrusion container is provided with a through hole, a cover plate is arranged at a position corresponding to the through hole on the extrusion container, a vibration ball is placed in the extrusion container, and a vibrator is arranged on the outer wall of the extrusion container.
8. The vermicelli machine with the functions of blockage prevention and cooling as claimed in any one of claims 1 to 5, wherein: the feeding device comprises a horizontally arranged feeding channel, a screw rod coaxial with the feeding channel is arranged in the feeding channel, and a helical blade is arranged on the screw rod.
9. The vermicelli machine with the functions of blockage prevention and cooling as claimed in claim 8, wherein: the driving mechanism comprises a driving motor arranged on the lower portion of the shell, a transmission shaft of the driving motor is connected with a driving gear, one end, far away from the discharging pipe, of the screw rod is connected with a driven gear, and the driving gear is connected with the driven gear through a transmission belt.
10. The vermicelli machine with the functions of blockage prevention and cooling as claimed in claim 8, wherein: still be equipped with the heating cabinet outward in the pay-off passageway, install the heater on the heating cabinet.
CN202010882726.8A 2020-08-28 2020-08-28 Vermicelli machine with anti-blocking and cooling functions Pending CN112075616A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010882726.8A CN112075616A (en) 2020-08-28 2020-08-28 Vermicelli machine with anti-blocking and cooling functions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010882726.8A CN112075616A (en) 2020-08-28 2020-08-28 Vermicelli machine with anti-blocking and cooling functions

Publications (1)

Publication Number Publication Date
CN112075616A true CN112075616A (en) 2020-12-15

Family

ID=73728739

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010882726.8A Pending CN112075616A (en) 2020-08-28 2020-08-28 Vermicelli machine with anti-blocking and cooling functions

Country Status (1)

Country Link
CN (1) CN112075616A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113558225A (en) * 2021-07-30 2021-10-29 重庆市官山农业开发有限公司 Production equipment and production method of canna edulis ker vermicelli

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2105178U (en) * 1991-09-13 1992-05-27 魏兴华 Automatically cooked micro vermicelli machine
CN104432445A (en) * 2014-11-29 2015-03-25 重庆市三协食品有限责任公司 Vermicelli sieve plate
CN206498940U (en) * 2017-01-23 2017-09-19 重庆市潼南区豪迈粉丝厂 Anticlogging vermicelli machine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2105178U (en) * 1991-09-13 1992-05-27 魏兴华 Automatically cooked micro vermicelli machine
CN104432445A (en) * 2014-11-29 2015-03-25 重庆市三协食品有限责任公司 Vermicelli sieve plate
CN206498940U (en) * 2017-01-23 2017-09-19 重庆市潼南区豪迈粉丝厂 Anticlogging vermicelli machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113558225A (en) * 2021-07-30 2021-10-29 重庆市官山农业开发有限公司 Production equipment and production method of canna edulis ker vermicelli

Similar Documents

Publication Publication Date Title
CN102783609A (en) Rice noodle production line and rice noodle production process
CN204317467U (en) Dilated food automatic assembly line
CN204682497U (en) A kind of multipurpose twin screen extrusion apparatus
CN112075616A (en) Vermicelli machine with anti-blocking and cooling functions
CN106666763A (en) System and method for pressing walnuts into cracks based on precise self-positioning
CN105145751A (en) Biscuit production line
CN112754028A (en) Double-screw double-roller type walnut huller
CN115228710A (en) Grain grading treatment system and grain processing technology
CN203748640U (en) Extrusion-expansion machine
CN112075618A (en) Prevent vermicelli machine of jam
CN112120214A (en) Vermicelli processing lines
CN2203038Y (en) Food rice crust shaper
CN111248237A (en) Noodle processing device and processing method thereof
CN110623209A (en) Stomach-nourishing oatmeal
CN202232821U (en) Fully automatic chocolate bean forming machine
CN113768104B (en) Production process and device for quick-frozen meat food
CN109499730A (en) It is a kind of agricultural semen viciae fabae shelling pulverize flour mill
CN212971585U (en) Vermicelli forming and curing machine
CN213848116U (en) Cheese stretching forming device of cheese forming machine
CN211407615U (en) Broken pearl pneumatic adhesion-proof fresh rice squeezing conveying device
CN211725673U (en) Prilling granulator is used in solid drink production
CN112075614A (en) Bean vermicelli processing apparatus for producing
CN210610893U (en) A compounding equipment for processing tablet candy that sobers up
CN112220091A (en) Rice noodle forming device
CN102356796A (en) Full automatic chocolate button forming machine

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
RJ01 Rejection of invention patent application after publication

Application publication date: 20201215