CN208694623U - A kind of soluble soybean polysaccharide solvent tail gas recyclable device - Google Patents
A kind of soluble soybean polysaccharide solvent tail gas recyclable device Download PDFInfo
- Publication number
- CN208694623U CN208694623U CN201821020437.1U CN201821020437U CN208694623U CN 208694623 U CN208694623 U CN 208694623U CN 201821020437 U CN201821020437 U CN 201821020437U CN 208694623 U CN208694623 U CN 208694623U
- Authority
- CN
- China
- Prior art keywords
- feed tank
- tail gas
- body feed
- rotation
- air inlet
- 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.)
- Expired - Fee Related
Links
Landscapes
- Beans For Foods Or Fodder (AREA)
Abstract
The utility model discloses a kind of soluble soybean polysaccharide solvent tail gas recyclable devices, including body feed tank, the body feed tank interior central is rotatably provided with rotation supervisor, and bearing is provided with below body feed tank, the upper end of the rotation supervisor is communicated with air inlet pipe by bearing hinge connection, and body feed tank upper surface is interted in air inlet pipe upper end, the air inlet pipe upper end is connected by flange with tail gas discharging pipe, and regulating valve is installed on tail gas discharging pipe, the surface fixing sleeve of the rotation supervisor is equipped with quill gear, and the left side side of quill gear is engaged with transmission gear, the transmission gear is fixedly welded with vertical drive rod by upper surface, and vertical drive rod is arranged with spring bearing between two parties.Tail gas provides powerful rotational mobility from the row of exhausting-gas hole on exhaust branch pipe, contacts tail gas with absorption material more effective abundant, keeps recovery efficiency higher.
Description
Technical field
The utility model relates to environment protection field, specially a kind of soluble soybean polysaccharide solvent tail gas recyclable device.
Background technique
In some plant oil extract productions some such as soybean, the tail containing solvent gas can usually be discharged in equipment
Gas is related to the cost of production and the quality of product to solvent recovery in tail gas, is also related to the safety of production and the ring of atmosphere
Protect, if some solvents enter in water body with tail gas, will cause serious water pollution, some solvents with tail gas be discharged into workshop and
In ambient enviroment, people's health is seriously affected, and some organic solvent gas belong to inflammable and explosive, give production safety
And personal injury causes very big hidden danger.
A kind of solvent tail gas recyclable device that China Patent No. is proposed by CN206676189U at present is effectively to solvent
Tail gas has carried out purification and has adsorbed and recycle, and is effectively reduced its a large amount of discharge influence caused by environment, but the device
Bypass bye-pass is fixed setting, and the mixed effect of the absorption material in the tail gas and body feed tank of discharge is not also non-convention
Think.
Utility model content
It is above-mentioned to solve the purpose of this utility model is to provide a kind of soluble soybean polysaccharide solvent tail gas recyclable device
The problem of being proposed in background technique.
To achieve the above object, the utility model provides the following technical solutions: a kind of soluble soybean polysaccharide solvent tail gas
Recyclable device, including body feed tank, the body feed tank interior central is rotatably provided with rotation supervisor, and sets below body feed tank
It is equipped with bearing, the upper end of the rotation supervisor is communicated with air inlet pipe by bearing hinge connection, and body feed tank is interted in air inlet pipe upper end
Upper surface, the air inlet pipe upper end is connected by flange with tail gas discharging pipe, and regulating valve is equipped on tail gas discharging pipe, institute
The surface fixing sleeve for stating rotation supervisor is equipped with quill gear, and the left side side of quill gear is engaged with transmission gear, the change
Fast gear is fixedly welded with vertical drive rod by upper surface, and vertical drive rod is arranged with spring bearing between two parties, described perpendicular
The lever that direct transfers upper end is connected with the first angular wheel, and the first angular wheel has been engaged the second angular wheel, the object
Inner wall upper left is fixedly welded with motor inside hopper, and the output shaft of motor is fixedly welded with the second angular wheel, institute
It states rotation supervisor surface two sides and is provided with and communicated with several exhaust branch pipes, the body feed tank lower port is connected with conveying scraper plate, and
And the upper right of body feed tank is provided with feed inlet.
Preferably, the upper end face of the rotation supervisor and the inner wall of body feed tank are fixedly welded, and the upper surface of bearing
With air inlet pipe lower end seamless welding.
Preferably, the exhaust branch pipe is obliquely installed on rotation is responsible for, and the surface of exhaust branch pipe is evenly distributed with
A plurality of stomatas.
Preferably, the exhaust branch pipe is provided with two groups totally four, and every group of exhaust branch pipe mutual dislocation installation.
Preferably, be fixedly connected with horizontal support bar on the left of the spring bearing surface, and horizontal support bar left end with
Material chamber interior wall is fixedly welded.
Compared with prior art, the utility model has the beneficial effects that
1. tail gas provides powerful rotational mobility from the row of exhausting-gas hole on exhaust branch pipe, connect tail gas with absorption material
Touching is more effective abundant, keeps recovery efficiency higher;
2. the kinetic energy of motor is cleverly transmitted to rotation supervisor using the relationship of gear and drive rod, it can be with suitable
When speed rotation.
Detailed description of the invention
Fig. 1 is utility model diagram;
Fig. 2 is regional enlarged drawing at A in the utility model Fig. 1.
In figure: body feed tank 1, rotation supervisor 2, bearing 3, quill gear 4, transmission gear 5, spring bearing 6, the first conical tooth
Take turns the 7, second angular wheel 8, motor 9, feed inlet 10, exhaust branch pipe 11, flange 12, regulating valve 13, tail gas discharging pipe 14, conveying
Scraper plate 15.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of soluble soybean polysaccharide solvent tail gas recycling
Device, including body feed tank 1,1 interior central of body feed tank is rotatably provided with rotation supervisor 2, and the lower section of body feed tank 1 is provided with
There is air inlet pipe in the upper end of bearing 3, rotation supervisor 2 by 3 hinged communication of bearing, and table on body feed tank 1 is interted in air inlet pipe upper end
Face, air inlet pipe upper end is connected by flange 12 with tail gas discharging pipe 14, and regulating valve 13 is equipped on tail gas discharging pipe 14, is revolved
The surface fixing sleeve for turning supervisor 2 is equipped with quill gear 4, and the left side side of quill gear 4 is engaged with transmission gear 5, gear teeth
Wheel 5 is fixedly welded with vertical drive rod by upper surface, and vertical drive rod is arranged with spring bearing 6 between two parties, vertical to be driven
Bar upper end is connected with the first angular wheel 7, and the first angular wheel 7 has been engaged the second angular wheel 8, in body feed tank 1
Portion's inner wall upper left is fixedly welded with motor 9, and the output shaft of motor 9 is fixedly welded with the second angular wheel 8, rotation master
2 surface two sides of pipe are provided with and communicated with several exhaust branch pipes 11, and 1 lower port of body feed tank is connected with conveying scraper plate 15, and material
The upper right of case 1 is provided with feed inlet 10.
Further, the inner wall of the upper end face and body feed tank 1 of rotation supervisor 2 is fixedly welded, and the upper surface of bearing 3
With air inlet pipe lower end seamless welding;
Further, exhaust branch pipe 11 is obliquely installed is responsible on 2 in rotation, and the surface of exhaust branch pipe 11 is uniformly distributed
There are a plurality of stomatas;
Further, exhaust branch pipe 11 is provided with two groups totally four, and every group of 11 mutual dislocation of exhaust branch pipe installation;
Further, horizontal support bar, and horizontal support bar left end and object are fixedly connected on the left of 6 surface of spring bearing
1 inner wall of hopper is fixedly welded.
Embodiment 1
A kind of soluble soybean polysaccharide solvent tail gas recyclable device, including body feed tank 1,1 interior central of body feed tank can
Rotation is provided with rotation supervisor 2, and the lower section of body feed tank 1 is provided with bearing 3, and the upper end of the rotation supervisor 2 passes through bearing 3
Hinged communication has air inlet pipe, and 1 upper surface of body feed tank is interted in air inlet pipe upper end, and the air inlet pipe upper end passes through flange 12 and tail
Gas delivery pipe 14 is connected, and regulating valve 13 is equipped on tail gas discharging pipe 14, and the surface fixing sleeve of the rotation supervisor 2 is equipped with
Quill gear 4, and the left side side of quill gear 4 is engaged with transmission gear 5, and the transmission gear 5 is welded by the way that upper surface is fixed
It is connected to vertical drive rod, and vertical drive rod is arranged with spring bearing 6 between two parties, the vertical drive rod upper end is connected with first
Angular wheel 7, and the first angular wheel 7 has been engaged the second angular wheel 8, a left side above the 1 inside inner wall of body feed tank
Side is fixedly welded with motor 9, and the output shaft of motor 9 is fixedly welded with the second angular wheel 8, and 2 surfaces are responsible in the rotation
Two sides are provided with and communicated with several exhaust branch pipes 11, and 1 lower port of body feed tank is connected with conveying scraper plate 15, and body feed tank 1
Upper right be provided with feed inlet 10.
Embodiment 2
A kind of soluble soybean polysaccharide solvent tail gas recyclable device, including body feed tank 1,1 interior central of body feed tank can
Rotation is provided with rotation supervisor 2, and the lower section of body feed tank 1 is provided with bearing 3, and the upper end of the rotation supervisor 2 passes through bearing 3
Hinged communication has air inlet pipe, and 1 upper surface of body feed tank is interted in air inlet pipe upper end, and the air inlet pipe upper end passes through flange 12 and tail
Gas delivery pipe 14 is connected, and regulating valve 13 is equipped on tail gas discharging pipe 14, and the surface fixing sleeve of the rotation supervisor 2 is equipped with
Quill gear 4, and the left side side of quill gear 4 is engaged with transmission gear 5, and the transmission gear 5 is welded by the way that upper surface is fixed
It is connected to vertical drive rod, and vertical drive rod is arranged with spring bearing 6 between two parties, the vertical drive rod upper end is connected with first
Angular wheel 7, and the first angular wheel 7 has been engaged the second angular wheel 8, a left side above the 1 inside inner wall of body feed tank
Side is fixedly welded with motor 9, and the output shaft of motor 9 is fixedly welded with the second angular wheel 8, and 2 surfaces are responsible in the rotation
Two sides are provided with and communicated with several exhaust branch pipes 11, and 1 lower port of body feed tank is connected with conveying scraper plate 15, and body feed tank 1
Upper right be provided with feed inlet 10.
The inner wall of upper end face and body feed tank 1 of the rotation supervisor 2 is fixedly welded, and the upper surface of bearing 3 and into
Tracheae lower end seamless welding.
Embodiment 3
A kind of soluble soybean polysaccharide solvent tail gas recyclable device, including body feed tank 1,1 interior central of body feed tank can
Rotation is provided with rotation supervisor 2, and the lower section of body feed tank 1 is provided with bearing 3, and the upper end of the rotation supervisor 2 passes through bearing 3
Hinged communication has air inlet pipe, and 1 upper surface of body feed tank is interted in air inlet pipe upper end, and the air inlet pipe upper end passes through flange 12 and tail
Gas delivery pipe 14 is connected, and regulating valve 13 is equipped on tail gas discharging pipe 14, and the surface fixing sleeve of the rotation supervisor 2 is equipped with
Quill gear 4, and the left side side of quill gear 4 is engaged with transmission gear 5, and the transmission gear 5 is welded by the way that upper surface is fixed
It is connected to vertical drive rod, and vertical drive rod is arranged with spring bearing 6 between two parties, the vertical drive rod upper end is connected with first
Angular wheel 7, and the first angular wheel 7 has been engaged the second angular wheel 8, a left side above the 1 inside inner wall of body feed tank
Side is fixedly welded with motor 9, and the output shaft of motor 9 is fixedly welded with the second angular wheel 8, and 2 surfaces are responsible in the rotation
Two sides are provided with and communicated with several exhaust branch pipes 11, and 1 lower port of body feed tank is connected with conveying scraper plate 15, and body feed tank 1
Upper right be provided with feed inlet 10.
The inner wall of upper end face and body feed tank 1 of the rotation supervisor 2 is fixedly welded, and the upper surface of bearing 3 and into
Tracheae lower end seamless welding.
The exhaust branch pipe 11 is obliquely installed to be responsible on 2 in rotation, and the surface of exhaust branch pipe 11 is evenly distributed with again
Several stomatas.
Embodiment 4
A kind of soluble soybean polysaccharide solvent tail gas recyclable device, including body feed tank 1,1 interior central of body feed tank can
Rotation is provided with rotation supervisor 2, and the lower section of body feed tank 1 is provided with bearing 3, and the upper end of the rotation supervisor 2 passes through bearing 3
Hinged communication has air inlet pipe, and 1 upper surface of body feed tank is interted in air inlet pipe upper end, and the air inlet pipe upper end passes through flange 12 and tail
Gas delivery pipe 14 is connected, and regulating valve 13 is equipped on tail gas discharging pipe 14, and the surface fixing sleeve of the rotation supervisor 2 is equipped with
Quill gear 4, and the left side side of quill gear 4 is engaged with transmission gear 5, and the transmission gear 5 is welded by the way that upper surface is fixed
It is connected to vertical drive rod, and vertical drive rod is arranged with spring bearing 6 between two parties, the vertical drive rod upper end is connected with first
Angular wheel 7, and the first angular wheel 7 has been engaged the second angular wheel 8, a left side above the 1 inside inner wall of body feed tank
Side is fixedly welded with motor 9, and the output shaft of motor 9 is fixedly welded with the second angular wheel 8, and 2 surfaces are responsible in the rotation
Two sides are provided with and communicated with several exhaust branch pipes 11, and 1 lower port of body feed tank is connected with conveying scraper plate 15, and body feed tank 1
Upper right be provided with feed inlet 10.
The inner wall of upper end face and body feed tank 1 of the rotation supervisor 2 is fixedly welded, and the upper surface of bearing 3 and into
Tracheae lower end seamless welding.
The exhaust branch pipe 11 is obliquely installed to be responsible on 2 in rotation, and the surface of exhaust branch pipe 11 is evenly distributed with again
Several stomatas.
The exhaust branch pipe 11 is provided with two groups totally four, and every group of 11 mutual dislocation of exhaust branch pipe installation.
Embodiment 5
A kind of soluble soybean polysaccharide solvent tail gas recyclable device, including body feed tank 1,1 interior central of body feed tank can
Rotation is provided with rotation supervisor 2, and the lower section of body feed tank 1 is provided with bearing 3, and the upper end of the rotation supervisor 2 passes through bearing 3
Hinged communication has air inlet pipe, and 1 upper surface of body feed tank is interted in air inlet pipe upper end, and the air inlet pipe upper end passes through flange 12 and tail
Gas delivery pipe 14 is connected, and regulating valve 13 is equipped on tail gas discharging pipe 14, and the surface fixing sleeve of the rotation supervisor 2 is equipped with
Quill gear 4, and the left side side of quill gear 4 is engaged with transmission gear 5, and the transmission gear 5 is welded by the way that upper surface is fixed
It is connected to vertical drive rod, and vertical drive rod is arranged with spring bearing 6 between two parties, the vertical drive rod upper end is connected with first
Angular wheel 7, and the first angular wheel 7 has been engaged the second angular wheel 8, a left side above the 1 inside inner wall of body feed tank
Side is fixedly welded with motor 9, and the output shaft of motor 9 is fixedly welded with the second angular wheel 8, and 2 surfaces are responsible in the rotation
Two sides are provided with and communicated with several exhaust branch pipes 11, and 1 lower port of body feed tank is connected with conveying scraper plate 15, and body feed tank 1
Upper right be provided with feed inlet 10.
The inner wall of upper end face and body feed tank 1 of the rotation supervisor 2 is fixedly welded, and the upper surface of bearing 3 and into
Tracheae lower end seamless welding.
The exhaust branch pipe 11 is obliquely installed to be responsible on 2 in rotation, and the surface of exhaust branch pipe 11 is evenly distributed with again
Several stomatas.
The exhaust branch pipe 11 is provided with two groups totally four, and every group of 11 mutual dislocation of exhaust branch pipe installation.
Horizontal support bar, and horizontal support bar left end and body feed tank 1 are fixedly connected on the left of 6 surface of spring bearing
Inner wall is fixedly welded.
Working principle: its corresponding absorption material is put by feed inlet 10 according to the characteristic of gas to be recycled first
In body feed tank 1, tail gas is flowed into rotation supervisor 2 by air inlet pipe by tail gas discharging pipe 14, and rotating 2 both side surfaces of supervisor is connection
There is exhaust branch pipe 11, therefore tail gas just enters in exhaust branch pipe 11, and the work of this motor 9 rotates its output shaft, therefore
It passes sequentially through the second angular wheel 8, the first angular wheel 7, vertical drive rod and transmission gear 5 and kinetic energy is transmitted to quill gear
On 4, quill gear 4 rotation make rotation supervisor 2 rotation, then rotation supervisor 2 on exhaust branch pipe 11 just also can rotate, tail gas from
Row of exhausting-gas hole on exhaust branch pipe 11 provides powerful rotational mobility, contacts tail gas with absorption material and more effectively fills
Point, and then absorbing has the logical conveying scraper plate 15 of the absorption material of solvent tail gas to be transported in the next step, and the then phase of feed inlet 10
New absorption material fill material case 1 should be supplemented.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of soluble soybean polysaccharide solvent tail gas recyclable device, including body feed tank (1), it is characterised in that: the body feed tank
(1) interior central is rotatably provided with rotation supervisor (2), and bearing (3), the rotation are provided with below body feed tank (1)
There is air inlet pipe in the upper end for being responsible for (2) by bearing (3) hinged communication, and body feed tank (1) upper surface, institute are interted in air inlet pipe upper end
It states air inlet pipe upper end to be connected by flange (12) with tail gas discharging pipe (14), and regulating valve is installed on tail gas discharging pipe (14)
(13), the surface fixing sleeve of the rotation supervisor (2) is equipped with quill gear (4), and the left side side of quill gear (4) is engaged with
Transmission gear (5), the transmission gear (5) is fixedly welded with vertical drive rod by upper surface, and vertical drive rod is placed in the middle
It is arranged with spring bearing (6), the vertical drive rod upper end is connected with the first angular wheel (7), and the first angular wheel (7)
It being engaged the second angular wheel (8), the internal inner wall upper left of the body feed tank (1) is fixedly welded with motor (9), and
The output shaft of motor (9) is fixedly welded with the second angular wheel (8), and the rotation supervisor (2) is if surface two sides are provided with and communicated with
Dry root exhaust branch pipe (11), body feed tank (1) lower port are connected with conveying scraper plate (15), and the top of body feed tank (1) is right
Side is provided with feed inlet (10).
2. a kind of soluble soybean polysaccharide solvent tail gas recyclable device according to claim 1, it is characterised in that: the rotation
The inner wall for turning the upper end face and body feed tank (1) of supervisor (2) is fixedly welded, and the upper surface of bearing (3) and air inlet pipe lower end
Seamless welding.
3. a kind of soluble soybean polysaccharide solvent tail gas recyclable device according to claim 1, it is characterised in that: the row
Gas branch pipe (11) is obliquely installed to be responsible on (2) in rotation, and the surface of exhaust branch pipe (11) is evenly distributed with a plurality of stomatas.
4. a kind of soluble soybean polysaccharide solvent tail gas recyclable device according to claim 3, it is characterised in that: the row
Gas branch pipe (11) is provided with two groups totally four, and every group of exhaust branch pipe (11) mutual dislocation installation.
5. a kind of soluble soybean polysaccharide solvent tail gas recyclable device according to claim 1, it is characterised in that: the branch
Horizontal support bar, and horizontal support bar left end and the fixed weldering of body feed tank (1) inner wall are fixedly connected on the left of support bearing (6) surface
It connects.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821020437.1U CN208694623U (en) | 2018-06-29 | 2018-06-29 | A kind of soluble soybean polysaccharide solvent tail gas recyclable device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821020437.1U CN208694623U (en) | 2018-06-29 | 2018-06-29 | A kind of soluble soybean polysaccharide solvent tail gas recyclable device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208694623U true CN208694623U (en) | 2019-04-05 |
Family
ID=65936891
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201821020437.1U Expired - Fee Related CN208694623U (en) | 2018-06-29 | 2018-06-29 | A kind of soluble soybean polysaccharide solvent tail gas recyclable device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208694623U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108854449A (en) * | 2018-06-29 | 2018-11-23 | 平顶山金晶生物科技股份有限公司 | A kind of soluble soybean polysaccharide solvent tail gas recyclable device |
CN110404356A (en) * | 2019-07-05 | 2019-11-05 | 盐城盐西幸福产业发展有限公司 | A kind of environmental treatment device at medical instrument sales exhibition |
CN110975472A (en) * | 2019-12-31 | 2020-04-10 | 魏然 | Industrial combined type efficient wet dust collector |
-
2018
- 2018-06-29 CN CN201821020437.1U patent/CN208694623U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108854449A (en) * | 2018-06-29 | 2018-11-23 | 平顶山金晶生物科技股份有限公司 | A kind of soluble soybean polysaccharide solvent tail gas recyclable device |
CN110404356A (en) * | 2019-07-05 | 2019-11-05 | 盐城盐西幸福产业发展有限公司 | A kind of environmental treatment device at medical instrument sales exhibition |
CN110975472A (en) * | 2019-12-31 | 2020-04-10 | 魏然 | Industrial combined type efficient wet dust collector |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN208694623U (en) | A kind of soluble soybean polysaccharide solvent tail gas recyclable device | |
CN203454636U (en) | Material drying treatment system | |
CN209476178U (en) | A kind of refining agent mixing machine | |
CN207680716U (en) | A kind of breaker of biomass fuel | |
CN203454637U (en) | Drying discharging device of material drying processing system | |
CN101906003B (en) | Firework powder mixer | |
CN203454642U (en) | Heating drying device of material drying processing system | |
CN205505648U (en) | Take dual chemical industry drying device of tail -gas clean -up function | |
CN203454635U (en) | Drying dedusting device of material drying processing system | |
CN207238118U (en) | A kind of coal high-efficiency breaker | |
CN209258564U (en) | A kind of Domestic garbage bag-breaking device | |
CN209772231U (en) | Building concrete is useless admittedly and is handled with deironing equipment | |
CN108854449A (en) | A kind of soluble soybean polysaccharide solvent tail gas recyclable device | |
CN206519237U (en) | One kind is without roller seperator | |
CN209440761U (en) | Cooler bin for plastic pipe cooling and shaping | |
CN209005877U (en) | A kind of raw material preprocessing device of animal feeding-stuff processing | |
CN207430886U (en) | A kind of soil repair system | |
CN203454707U (en) | Rolling cylinder of material drying processing system | |
CN212856185U (en) | Wet electrostatic dust collection's two spraying dust collector | |
CN202582095U (en) | Vertical water extractor | |
CN207646157U (en) | A kind of sawdust comminutor | |
CN111570045B (en) | Ore fertilizer soil manufacturing device | |
CN202942953U (en) | Novel double-groove sand washer | |
CN113860268A (en) | Insoluble sulfur continuous production screening tank and processing method thereof | |
CN203985847U (en) | A kind of solar energy Grain drier |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190405 Termination date: 20200629 |