CN113101753A - Multifunctional cyclone separation oil removing device with gas preheating and mixing functions - Google Patents
Multifunctional cyclone separation oil removing device with gas preheating and mixing functions Download PDFInfo
- Publication number
- CN113101753A CN113101753A CN202110405200.5A CN202110405200A CN113101753A CN 113101753 A CN113101753 A CN 113101753A CN 202110405200 A CN202110405200 A CN 202110405200A CN 113101753 A CN113101753 A CN 113101753A
- Authority
- CN
- China
- Prior art keywords
- outer barrel
- urceolus
- barrel
- wall
- gas
- 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
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/02—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising gravity
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cyclones (AREA)
Abstract
The invention relates to the field of gas separation and recovery equipment, in particular to a multifunctional cyclone separation oil removal device with gas preheating and mixing functions, which comprises a support underframe, wherein the top of the support underframe is provided with an outer barrel and an outer barrel, an inner layer outer barrel is arranged in the outer barrel, an outer barrel interlayer is arranged between the outer barrel and the inner layer outer barrel, an inner barrel is arranged in the inner layer outer barrel, the top of one end of the outer wall of the outer barrel is connected with a heat exchange gas inlet, the bottom of the same end of the outer wall of the outer barrel is provided with a heat exchange gas outlet, the top of the other end of the outer wall of the outer barrel is provided with an air inlet, the tail gas of the rear-end combustion equipment can be led to enter the gap of the double-layer outer cylinder to indirectly heat and raise the temperature of the oil-containing gas in the cyclone oil removal device, so that the energy consumption of the equipment in operation is effectively reduced.
Description
Technical Field
The invention relates to the field of gas separation and recovery equipment, in particular to a multifunctional cyclone separation oil removal device with gas preheating and mixing functions.
Background
The cyclone dust collector is one kind of dust collector, and the dust collecting mechanism is to make dust-containing airflow rotate, separate and collect dust from the airflow via centrifugal force and collect the dust in the wall of the dust collector, and then make the dust fall into the dust hopper via gravity action.
The working principle of the cyclone dust removal device can also be applied to oil-containing gas, but the conventional general cyclone dust removal and oil removal device is of a single-layer outer barrel structure, oil-containing substances at a separation normal temperature are easily adhered to the inner wall of the outer barrel, the cleaning difficulty is high, the inner wall is rough due to long-time accumulation, the running resistance of the device is increased, the oil removal efficiency is reduced, and a large amount of accumulated oil substances also increase the fire hazard potential of equipment.
Disclosure of Invention
The invention aims to provide a multifunctional cyclone oil removing device with gas preheating and mixing functions, so as to solve the problems in the background technology.
In order to realize the purpose, the multifunctional cyclone separation oil removal device with gas preheating and mixing comprises a support chassis, wherein the top of the support chassis is provided with an outer barrel, the outer barrel is internally provided with an inner layer outer barrel, an outer barrel interlayer is arranged between the outer barrel and the inner layer outer barrel, the inner layer outer barrel is internally provided with an inner barrel, the top of one end of the outer wall of the outer barrel is connected with a heat exchange gas air inlet, the bottom of the same end of the outer wall of the outer barrel is provided with a heat exchange gas outlet, the top of the other end of the outer wall of the outer barrel is provided with an air inlet, the top of the inner barrel is provided with a fire fighting pipe, the outer wall of the fire fighting pipe is provided with a plurality of groups of fire fighting spray heads, the top of the outer wall of the inner, an oil discharge port is formed in the bottom of the lower conical cylinder, and a manual oil discharge valve is arranged inside the oil discharge port.
Preferably: the outer barrel is fixedly welded to the upper surface of the supporting chassis and is cylindrical, the inner outer barrel is fixedly connected inside the outer barrel, an interlayer between the outer barrel and the inner outer barrel is an outer barrel interlayer, the outer barrel and the inner outer barrel are made of metal materials with excellent heat conducting performance, a mixed gas inlet is formed in the top of the outer wall of the inner outer barrel and communicated with the inside of the inner outer barrel and penetrates through the outer barrel, and the mixed gas inlet is used for being connected with external mixed gas injection equipment, so that when the equipment runs, when the content of mixed gas waste gas or combustible gas in the device is too high, the mixed gas is injected into the inner part of the outer barrel interlayer through the mixed gas inlet and the mixed gas injection equipment to neutralize the treated equipment, and subsequent treatment and treatment safety of gas are optimized.
Preferably: the gaseous air intake of heat transfer has been seted up at urceolus outer wall one end top, the gaseous air outlet of heat transfer has been seted up with end bottom to the urceolus outer wall, gaseous air intake of heat transfer and the gaseous air outlet of heat transfer all run through urceolus outer wall and urceolus interlayer intercommunication, gaseous air intake of heat transfer intercommunication has combustion apparatus's tail gas device, when combustion apparatus produced the tail gas that has the heat, thereby it heats and heaies up and liquefy to make the oil stain heating in the inner urceolus inner wall to heat the inlayer urceolus interlayer through the gaseous air intake of heat transfer, thereby effectually prevented that inlayer urceolus inner wall from making the inner urceolus inner wall too coarse and be difficult to clear problem owing.
Preferably: the utility model discloses a gas-oil separation device, including urceolus interlayer outer wall, air inlet and urceolus interlayer, the air inlet is inside with the urceolus interlayer, the air inlet runs through the urceolus and communicates with the urceolus outside, the inside top fixedly connected with inner tube of urceolus interlayer, the air outlet has been seted up at the inner tube top, the air inlet is used for connecting outside oil gas discharge apparatus, and when oily gas got into to the inside of inlayer urceolus by the air inlet, gaseous whirl was down, and in the process, the oily material in the gas bonded on inlayer urceolus inner wall, collects the oily material in the gas, after the processing was accomplished, thereby the air outlet discharge apparatus outside of gaseous rethread inner.
Preferably: the fire fighting pipe is fixedly connected with the inner part of the outer barrel, penetrates through the outer barrel, the inner layer outer barrel and the inner barrel in sequence, a plurality of groups of fire fighting spray heads are fixedly welded on the outer wall of the fire fighting pipe, the fire fighting spray heads are respectively distributed inside the outer barrel interlayer, between the inner layer outer barrel and the inner barrel and inside the inner barrel, the fire fighting pipe is used for transporting external water to the fire fighting pipe, and when the temperature inside equipment is too high or other dangerous hidden dangers exist, the fire fighting pipe injects the water inside the fire fighting pipe into the fire fighting pipe through the fire fighting spray heads, so that the temperature of the fire fighting pipe is reduced, and the safety of the fire fighting.
Preferably: the outer barrel is provided with a lower conical barrel at the bottom, the interior of the lower conical barrel is communicated with the interior of the inner barrel, an access hole is formed in one end of the outer wall of the lower conical barrel, and an oil discharge hole is fixedly connected to the bottom of the lower conical barrel. The inner part of the oil outlet is movably connected with a manual oil outlet valve, when oil-containing substances are bonded on the inner wall of the inner outer barrel, tail gas entering combustion equipment in the interlayer of the outer barrel from the heat exchange gas inlet heats the inner outer barrel, so that the oil-containing substances in the inner outer barrel are liquefied and flow into the lower conical barrel, the access hole is used for conveniently checking the inner part of the oil-containing gas-liquid separator from the outside, and the manual oil outlet valve is used for controlling precipitation and discharge of the oil-containing substances at the bottom of the oil-containing gas separator.
Compared with the prior art, the invention has the beneficial effects that:
1. the cyclone oil removing device is improved on the basis of the traditional cyclone separating device, and adopts a double-layer outer cylinder structure, so that tail gas of rear-end combustion equipment can be led into a gap between the double-layer outer cylinder to indirectly heat and raise the temperature of oil-containing gas in the cyclone oil removing device, the temperature of the inner wall of the double-layer outer cylinder is raised on one hand, the condensation of separated oil stains on the inner wall of the outer cylinder is reduced, the oil stains can be timely discharged through an oil discharge valve at the bottom of the device, the potential safety hazard is reduced, on the other hand, the waste gas is raised to a certain extent through the indirect heating temperature, more oil substances exist in an atomized gas state and finally enter rear-end combustion treatment.
2. This device top has increased the mist and has connect the mouth, can lead other heat source gases to its direct mixing heating, reaches above-mentioned 1 st equivalent function, when the initial concentration of waste gas surpassed subsequent treatment equipment safety range value, can reach the buffering and dilute the purpose through mixing the wind after, makes the concentration of waste gas reach within the safe reasonable range value.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic top view of the present invention;
fig. 3 is a left side view structural diagram of the present invention.
In the figure: 1. a support chassis; 2. an outer cylinder; 3. an inner outer cylinder; 4. an outer barrel interlayer; 5. an inner barrel; 6. a heat exchange gas inlet; 7. a heat exchange gas outlet; 8. an air inlet; 9. an air outlet; 10. a fire hose; 11. a fire sprinkler; 12. a mixed gas inlet; 13. a lower cone; 14. an access hole; 15. and a manual oil drain valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a multifunctional cyclone oil removing device with gas preheating and mixing functions comprises a supporting chassis 1, an outer cylinder 2 is arranged at the top of the supporting chassis 1, an outer cylinder 2 is arranged inside the outer cylinder 2, an inner outer cylinder 3 is arranged between the outer cylinder 2 and the inner outer cylinder 3, an inner cylinder 5 is arranged inside the inner outer cylinder 3, a heat exchange gas inlet 6 is connected to the top of one end of the outer wall of the outer cylinder 2, a heat exchange gas outlet 7 is arranged at the bottom of the same end of the outer wall of the outer cylinder 2, an air inlet 8 is arranged at the top of the other end of the outer wall of the outer cylinder 2, an air outlet 9 is arranged at the top of the inner cylinder 5, a fire fighting pipe 10 is arranged at the top of the inside of the outer cylinder 2, a plurality of fire fighting nozzles 11 are arranged on the outer wall of the fire, an oil discharge port is arranged at the bottom of the lower cone barrel 13, and a manual oil discharge valve 15 is arranged in the oil discharge port.
The upper surface of the supporting underframe 1 is fixedly welded with an outer barrel 2, the outer barrel 2 is cylindrical, an inner outer barrel 3 is fixedly connected inside the outer barrel 2, an interlayer between the outer barrel 2 and the inner outer barrel 3 is an outer barrel interlayer 4, the outer barrel 2 and the inner outer barrel 3 are both made of metal materials with excellent heat conductivity, the top of the outer wall of the inner outer barrel 3 is provided with a mixed gas inlet 12, and the mixed gas inlet 12 is communicated with the inside of the inner outer barrel 3 and penetrates through the outer barrel 2; the top of one end of the outer wall of the outer barrel 2 is provided with a heat exchange gas inlet 6, the bottom of the same end of the outer wall of the outer barrel 2 is provided with a heat exchange gas outlet 7, and the heat exchange gas inlet 6 and the heat exchange gas outlet 7 both penetrate through the outer wall of the outer barrel 2 and are communicated with the outer barrel interlayer 4; one end of the top of the outer wall of the outer barrel interlayer 4 is fixedly connected with an air inlet 8, the air inlet 8 is communicated with the inside of the outer barrel interlayer 4, the air inlet 8 penetrates through the outer barrel 2 and is communicated with the outside of the outer barrel 2, the top of the inside of the outer barrel interlayer 4 is fixedly connected with an inner barrel 5, and the top of the inner barrel 5 is provided with an air outlet 9; the inner part of the outer barrel 2 is fixedly connected with a fire fighting pipe 10, the fire fighting pipe 10 penetrates through the outer barrel 2, the inner layer outer barrel 3 and the inner barrel 5 in sequence, a plurality of groups of fire fighting spray heads 11 are fixedly welded on the outer wall of the fire fighting pipe 10, and the fire fighting spray heads 11 are respectively distributed in the outer barrel interlayer 4, between the inner layer outer barrel 3 and the inner barrel 5 and in the inner barrel 5; the bottom of the outer barrel 2 is provided with a lower cone barrel 13, the interior of the lower cone barrel 13 is communicated with the interior of the inner outer barrel 3, one end of the outer wall of the lower cone barrel 13 is provided with an access hole 14, and the bottom of the lower cone barrel 13 is fixedly connected with an oil discharge hole. The interior of the oil outlet is movably connected with a manual oil outlet valve 15.
Wherein, the one end of heat transfer gas air intake 6 is connected with combustion apparatus, and mixed gas import 12 one end is connected with the mixed gas injection device.
In the scheme: the gas to be treated enters the inner layer outer cylinder 3 through the air inlet 8, and other gas flows downwards along the inner wall of the inner layer outer cylinder 3 due to the inner cylinder 5, and oil-containing substances in the gas in the process are due to gravity. And the viscous reason is adhered to the inner wall of the inner layer outer cylinder 3, when the oily substance is adhered to the inner wall of the inner layer outer cylinder 3, the tail gas containing heat generated by the combustion equipment enters the outer cylinder interlayer 4 from the heat exchange gas inlet 6 and then is discharged from the heat exchange gas outlet 7, the tail gas of the combustion equipment heats the inner layer outer cylinder 3 in the process, so that the oily substance on the inner wall of the inner layer outer cylinder 3 is liquefied, falls to the bottom of the lower cone cylinder 13 due to gravity, and is discharged to the outside of the equipment through the manual oil discharge valve 15, the gas is discharged to the outside of the equipment through the air outlet 9 after being separated, when the content of inflammable and explosive gases in the gas is overhigh, the external mixed gas injection equipment injects mixed gas into the inner layer outer cylinder 3 through the mixed gas inlet 12 to neutralize the gas so as to improve the safety of the equipment in use, when the temperature in the equipment is overhigh, the fire fighting pipe 10 injects the water in the fire fighting pipe 10 into the invention through, therefore, the invention reduces the temperature, thereby improving the safety of the equipment.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a possess gas and preheat and multi-functional cyclone that mixes deoiling device, includes support chassis (1), its characterized in that: the top of the supporting chassis (1) is provided with an outer barrel (2), the outer barrel (2) is provided with an inner outer barrel (3) inside the outer barrel (2), an outer barrel interlayer (4) is arranged between the outer barrel (2) and the inner outer barrel (3), an inner barrel (5) is arranged inside the inner outer barrel (3), the top of one end of the outer wall of the outer barrel (2) is connected with a heat exchange gas air inlet (6), the bottom of the same end of the outer wall of the outer barrel (2) is provided with a heat exchange gas air outlet (7), the top of the other end of the outer wall of the outer barrel (2) is provided with an air inlet (8), the top of the inner barrel (5) is provided with an air outlet (9), the top of the inside of the outer barrel (2) is provided with a fire fighting pipe (10), the outer wall of the fire fighting, outer cylinder (2) bottom is provided with down a awl section of thick bamboo (13), a awl section of thick bamboo (13) outer wall one end is provided with access hole (14) down, a awl section of thick bamboo (13) bottom is provided with the oil drain port down, oil drain port inside is provided with manual oil drain valve (15).
2. The multifunctional cyclone oil removing device with gas preheating and mixing functions as claimed in claim 1, wherein: support chassis (1) upper surface fixed welding and have urceolus (2), urceolus (2) are cylindrical, urceolus (2) inside fixedly connected with inlayer urceolus (3), intermediate layer between urceolus (2) and inlayer urceolus (3) is urceolus interlayer (4), urceolus (2) and inlayer urceolus (3) are the metal material that the heat conductivility is excellent and make, mist import (12) have been seted up at inlayer urceolus (3) outer wall top, mist import (12) and the inside intercommunication of inlayer urceolus (3) run through urceolus (2).
3. The multifunctional cyclone oil removing device with gas preheating and mixing functions as claimed in claims 1 and 2, wherein: the heat exchange gas heat exchanger is characterized in that a heat exchange gas air inlet (6) is formed in the top of one end of the outer wall of the outer barrel (2), a heat exchange gas air outlet (7) is formed in the bottom of the same end of the outer wall of the outer barrel (2), and the heat exchange gas air inlet (6) and the heat exchange gas air outlet (7) are communicated with an outer barrel interlayer (4) through the outer wall of the outer barrel (2).
4. The multifunctional cyclone oil removing device with gas preheating and mixing functions as claimed in claim 1, wherein: urceolus interlayer (4) outer wall top one end fixedly connected with air intake (8), inside air intake (8) and urceolus interlayer (4), air intake (8) run through urceolus (2) and communicate with urceolus (2) outside, the inside top fixedly connected with inner tube (5) of urceolus interlayer (4), air outlet (9) have been seted up at inner tube (5) top.
5. The multifunctional cyclone oil removing device with gas preheating and mixing functions as claimed in claim 1, wherein: the fire-fighting hose is characterized in that a fire-fighting hose (10) is fixedly connected to the inner portion of the outer barrel (2), the fire-fighting hose (10) penetrates through the outer barrel (2), the inner barrel (3) and the inner barrel (5) in sequence, a plurality of groups of fire-fighting nozzles (11) are fixedly welded to the outer wall of the fire-fighting hose (10), and the fire-fighting nozzles (11) are distributed inside the outer barrel interlayer (4), between the inner barrel (3) and the inner barrel (5) and inside the inner barrel (5) respectively.
6. The multifunctional cyclone oil removing device with gas preheating and mixing functions as claimed in claim 1, wherein: outer cylinder (2) bottom is provided with down a awl section of thick bamboo (13), awl section of thick bamboo (13) inside and the inside intercommunication of inlayer urceolus (3) down, a maintenance mouth (14) have been seted up to awl section of thick bamboo (13) outer wall one end down, awl section of thick bamboo (13) bottom fixedly connected with oil drain port down.
7. And a manual oil drain valve (15) is movably connected inside the oil drain port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110405200.5A CN113101753A (en) | 2021-04-15 | 2021-04-15 | Multifunctional cyclone separation oil removing device with gas preheating and mixing functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110405200.5A CN113101753A (en) | 2021-04-15 | 2021-04-15 | Multifunctional cyclone separation oil removing device with gas preheating and mixing functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113101753A true CN113101753A (en) | 2021-07-13 |
Family
ID=76717146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110405200.5A Pending CN113101753A (en) | 2021-04-15 | 2021-04-15 | Multifunctional cyclone separation oil removing device with gas preheating and mixing functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113101753A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204307740U (en) * | 2014-12-09 | 2015-05-06 | 希柯环保设备（上海）有限公司 | The explosion-proof type cyclone separator improved |
| CN105885948A (en) * | 2014-11-03 | 2016-08-24 | 胥利先 | Cyclone separation type biomass gasifying device |
| CN108194909A (en) * | 2017-12-27 | 2018-06-22 | 太原理工大学 | A kind of whirlwind heat-exchanger rig and technique |
| CN110229707A (en) * | 2019-07-25 | 2019-09-13 | 祖柏实 | A kind of agriculture and forestry organic waste material low temperature pyrogenation high heating value granular fuel production equipment and process |
-
2021
- 2021-04-15 CN CN202110405200.5A patent/CN113101753A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105885948A (en) * | 2014-11-03 | 2016-08-24 | 胥利先 | Cyclone separation type biomass gasifying device |
| CN204307740U (en) * | 2014-12-09 | 2015-05-06 | 希柯环保设备（上海）有限公司 | The explosion-proof type cyclone separator improved |
| CN108194909A (en) * | 2017-12-27 | 2018-06-22 | 太原理工大学 | A kind of whirlwind heat-exchanger rig and technique |
| CN110229707A (en) * | 2019-07-25 | 2019-09-13 | 祖柏实 | A kind of agriculture and forestry organic waste material low temperature pyrogenation high heating value granular fuel production equipment and process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105854486B (en) | A kind of afterheat recovery type sizing machine waste gas processing unit | |
| CN207187325U (en) | A kind of efficiently liquefaction condensation separator | |
| CN105126515A (en) | Asphalt smoke comprehensive environmental protection treatment system and applications thereof | |
| CN106390652A (en) | Wet type fine particle high-efficiency cyclone removal device | |
| CN108786398A (en) | Flue gas desulfurization regenerates integrated tower and Regeneratable wet fuel gas desulfurizing method | |
| CN205084566U (en) | Environmental protection processing system is synthesized to pitch flue gas | |
| CN101590367B (en) | Rotational flow fog curtain desulfurization and dust removal device | |
| CN207237566U (en) | Wet type anti-explosion dust remover | |
| CN113101753A (en) | Multifunctional cyclone separation oil removing device with gas preheating and mixing functions | |
| CN206121396U (en) | Novel profit autosegregation food and beverage oil smoke purifies device | |
| CN206168155U (en) | High -efficient whirl desorption fine particle device of wet -type | |
| CN206424740U (en) | A kind of high-efficient oil smoke piece-rate system | |
| CN204522632U (en) | A kind of waste gas purification spray system | |
| CN207936156U (en) | A kind of novel oil smoke processing unit for catering industry | |
| CN207886819U (en) | A kind of efficient cyclone dust-extraction unit | |
| CN212091456U (en) | Cold heading machine with oil smoke collection device | |
| CN207006289U (en) | A kind of household smoke exhaust ventilator | |
| CN206980370U (en) | A kind of venturi screen collector | |
| CN106861328B (en) | A kind of biomass gasification fired device purification system | |
| CN207334842U (en) | A kind of fume purifier of fume for kitchen | |
| CN202844856U (en) | Double-tower type quenching and spraying desulfuration and purification integrated smoke purification device | |
| CN215610457U (en) | Environment-friendly smoke de-whitening fluoroplastic steel condensing device | |
| CN206715576U (en) | A kind of filtrating equipment of flue gas of smelting furnace | |
| CN205435292U (en) | High -efficient wet dust collector of compound emulsification formula | |
| CN213556188U (en) | Waste gas recovery device of setting 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: 20210713 |