CN107955847B - A kind of slag treatment and residual neat recovering system - Google Patents
A kind of slag treatment and residual neat recovering system Download PDFInfo
- Publication number
- CN107955847B CN107955847B CN201810032953.4A CN201810032953A CN107955847B CN 107955847 B CN107955847 B CN 107955847B CN 201810032953 A CN201810032953 A CN 201810032953A CN 107955847 B CN107955847 B CN 107955847B
- Authority
- CN
- China
- Prior art keywords
- grinding
- ring
- wall
- recovering system
- residual neat
- 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.)
- Active
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
- C21B3/06—Treatment of liquid slag
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/16—Mills in which a fixed container houses stirring means tumbling the charge
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
- C21B3/06—Treatment of liquid slag
- C21B3/08—Cooling slag
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2201/00—Codes relating to disintegrating devices adapted for specific materials
- B02C2201/06—Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Food Science & Technology (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The present invention discloses a kind of slag treatment and residual neat recovering system, including pedestal, rotation is provided with grinding outer wall in grinding groove, grinding inner wall is provided in grinding outer wall, it grinds outer wall and grinding inner wall forms cooling layer, fixed water ring is also respectively provided on pedestal on the outside of two grinding grooves, is rotatably equipped with rotation water ring in fixed water ring;End entrance is connected with conveying pipeline on grinding inner wall, and conveying pipeline upper end is connected with collision tank;Vane and air supplying ring are connected with inside collision tank out, and redox tower is connected with heat exchange tower, and heat exchange tower is connected with the poly- chimney of winding, and the poly- chimney of winding is connected with vane out;Central tube outer upper ends are coaxially arranged with spheric seating.The present invention realizes high temperature furnace slag and tentatively collides the purpose for being crushed him, while it being blowed cooling progress heat recovery by being provided with collision tank and dependency structure;The present invention realizes the further grinding and heat recovery of clinker by setting grinding outer wall and grinding inner wall.
Description
Technical field
The present invention relates to a kind of slag handling systems, and in particular to a kind of slag treatment and residual neat recovering system.
Background technique
Iron and steel metallurgical industry can generate a large amount of high temperature furnace slag in process of production, and not have in current production technology
Above-mentioned secondary industrial product is sufficiently and reasonably utilized, common processing method is based on " wet process " processing, i.e., benefit is water-cooled
Mode directly carries out cooling granulated processed to high temperature furnace slag, which had not both made full use of the heat of high temperature furnace slag itself
Amount, and the partial heat energy is considerable, that is, wastes a large amount of heat resource, " wet process " processing is needed using a large amount of simultaneously
Water resource, and cause the waste of water resource, under the historical background of energy-saving and emission-reduction, existing production technology have clearly a need for into
Row preferably optimization and upgrading.
" dry type " processing high temperature furnace slag carry out waste heat recycling be energy-saving and emission-reduction trend of the times, and how high efficiente callback waste heat
The granulation for realizing high temperature furnace slag simultaneously is current technical problem urgently to be solved.
Summary of the invention
For above-mentioned background technique, the present invention provides a kind of slag treatment and residual neat recovering system, uses at " dry type "
Reason method carries out granulated processed to high temperature furnace slag and waste heat recycles.
The technical scheme adopted by the invention is as follows: a kind of slag treatment and residual neat recovering system, including pedestal, feature exist
In: one high and one low two grinding grooves are provided on the pedestal, rotation is provided with grinding outer wall in the grinding groove, described
Grinding outer wall in be provided with grinding inner wall, grinding outer wall and grinding inner wall form cooling layer, and two grinding grooves is outer on pedestal
Side is also respectively provided with fixed water ring, and rotation water ring is rotatably equipped in the fixation water ring, is set on the rotation water ring
Several water pipes are equipped with, described water pipe one end is connected with rotation water ring, and the other end is connected with cooling layer;It is also set in grinding inner wall
It is equipped with mixing roll;End entrance is connected with conveying pipeline on grinding inner wall, and the conveying pipeline upper end is connected with collision tank;
Be respectively arranged with out vane and air supplying ring on the excircle of the collision tank from top to bottom, it is described go out vane and
Air supplying ring is connected with inside collision tank, and air supplying ring two sides are also connected with air inlet pipe, each air inlet pipe one end and air supplying ring phase
Connection, the other end are connected with air-supply station, and the inlet end at the air-supply station is connected with redox tower, the redox tower
It is connected with heat exchange tower, the heat exchange tower is connected with the poly- chimney of winding, and the poly- chimney of the winding is connected with vane out
It connects, gaza's case is also connected in air inlet pipe;
It is additionally provided with support shaft inside collision tank, the support shaft central location is provided with central tube, the center
Cylinder lower part is capping, and the capping center upper portion position is provided with a universal joint, and the universal joint upper end is provided with horse
It reaches, the motor output end connection geared surface dome ring, is fixedly installed pendular ring by locking bolt inside central tube, institute
The axis for the pendular ring stated and the axis of central tube overlap, and are provided with cydariform toothing in the middle part of pendular ring, and convex with the flank of tooth
Cydariform toothing intermeshing on annulus;The flank of tooth dome ring is also coaxially connected with another universal joint, and described ten thousand
Turntable shaft is connected with to section upper end;Central tube outer upper ends are coaxially arranged with spheric seating, are provided with spherical surface on the turntable shaft
Ring, the Spherical Ring and spheric seating are rotatably assorted installation, and turntable shaft upper end is provided with turntable, and the turntable center upper portion is
It is provided with convex overhead guard.
Further, friction race is additionally provided on the pedestal, the friction race transfer is dynamic to be provided with friction
Driving wheel, the friction driving roller are in contact with grinding outer wall.
Further, carrying roller and support ball are additionally provided in the grinding groove, the carrying roller and support ball are located at grinding groove
Between grinding outer wall.
Further, heat transmission fin has been uniformly arranged on the circumference of the grinding inner wall.
Further, water inlet is provided on the fixation water ring of lower grinding groove side;Positioned at higher grinding groove one
Water outlet is provided on the fixation water ring of side.
Further, deduster is additionally provided between the poly- chimney of the winding and heat exchange tower.
Further, go out vane and the air supplying ring are provided with grid section net with the collision tank place of being connected.
Since present invention employs above-mentioned technical proposals, the invention has the following advantages that (1) present invention is touched by being provided with
Tank and dependency structure are hit, high temperature furnace slag is realized and tentatively collides and be crushed him, while the cooling heat that carries out being blowed to it and returns
The purpose of receipts;(2) present invention by setting grinding outer wall and grinding inner wall, return by the further grinding and heat for realizing clinker
It receives.
Detailed description of the invention
Fig. 1 is whole assembly schematic perspective view of the invention.
Fig. 2 is the whole assembly schematic perspective view of another angle of the present invention.
Fig. 3 ~ Fig. 8 is the assembly schematic perspective view of parts thereof of the present invention.
Fig. 9 is the schematic perspective view that tank is collided in the present invention.
Figure 10 is the schematic perspective view of pendular ring in the present invention.
Figure 11 is the schematic perspective view of spheric seating in the present invention.
Figure 12 ~ Figure 15 is the assembly schematic perspective view of parts thereof of the present invention.
Drawing reference numeral: 1- pedestal;2- friction driving roller;3- water pipe;4- fixes water ring;5- rotates water ring;6- grinds outer wall;
7- air inlet pipe;The gaza 8- case;9- air-supply station;10- redox tower;11- heat exchange tower;12- deduster;The poly- chimney of 13- winding;
14- goes out vane;15- air supplying ring;16- collides tank;17- conveying pipeline;18- mixing roll;19- support shaft;20- central tube;21- turns
Disk;The convex overhead guard of 22-;23- turntable shaft;24- Spherical Ring;25- spheric seating;26- capping;27- locks bolt;28- universal joint;29-
Motor;30- flank of tooth dome ring;31- pendular ring;32- carrying roller;33- holds in the palm ball;34- grinds inner wall;35- heat transmission fin;36- friction
Race;37- grinding groove.
Specific embodiment
The invention will be further described combined with specific embodiments below, in the illustrative examples and explanation of the invention
For explaining the present invention, but it is not as a limitation of the invention.
Embodiment: structure of the invention such as Fig. 1 to a kind of slag treatment shown in figure 15 and residual neat recovering system, including bottom
Seat 1 is provided with one high and one low two grinding grooves 37 on pedestal 1, and rotation is provided with grinding outer wall 6 in grinding groove 37, grinds outer wall 6
In be provided with grinding inner wall 34, grinding outer wall 6 and grinding inner wall 34 form cooling layer, the outside of two grinding grooves 37 on pedestal 1
It is also respectively provided with fixed water ring 4, rotation water ring 5 is rotatably equipped in fixed water ring 4, if being provided with solid carbon dioxide on rotation water ring 5
Pipe 3,3 one end of water pipe are connected with rotation water ring 5, and the other end is connected with cooling layer.Mixing roll is additionally provided in grinding inner wall 34
18.End entrance is connected with conveying pipeline 17 on grinding inner wall 34, and 17 upper end of conveying pipeline is connected with collision tank 16.
It collides and is respectively arranged with out vane 14 and air supplying ring 15 from top to bottom on the excircle of tank 16, out vane 14 and air inlet
Ring 15 is connected with inside collision tank 16, and 15 two sides of air supplying ring are also connected with air inlet pipe 7, each 7 one end of air inlet pipe and air inlet
Ring 15 is connected, and the other end is connected with air-supply station 9, and the inlet end at air-supply station 9 is connected with redox tower 10, redox tower 10
It is connected with heat exchange tower 11, heat exchange tower 11 is connected with the poly- chimney 13 of winding, and the poly- chimney 13 of winding is connected with vane 14 out,
Gaza's case 8 is also connected in air inlet pipe 7.
It is additionally provided with support shaft 19 inside collision tank 16,19 central location of support shaft is provided with central tube 20, central tube 20
Lower part is capping 26, and 26 center upper portion positions of capping are provided with a universal joint 28, and 28 upper end of universal joint is provided with motor 29, horse
Up to 29 output ends connection geared surface dome ring 30, it is fixedly installed pendular ring 31 by locking bolt 27 inside central tube 20, is put
The axis of rotating ring 31 and the axis of central tube 20 overlap, and cydariform toothing are provided in the middle part of pendular ring 31, and convex with the flank of tooth
Cydariform toothing intermeshing on annulus 30.Flank of tooth dome ring 30 is also coaxially connected with another universal joint 28, universal joint 28
Upper end is connected with turntable shaft 23.20 outer upper ends of central tube are coaxially arranged with spheric seating 25, are provided with Spherical Ring on turntable shaft 23
24, Spherical Ring 24 and spheric seating 25 are rotatably assorted installation, and 23 upper end of turntable shaft is provided with turntable 21, and 21 center upper portion of turntable is sets
It is equipped with convex overhead guard 22.
Friction race 36 is additionally provided on pedestal 1, rotation is provided with friction driving roller 2, friction-driven in the race 36 that rubs
Wheel 2 is in contact with grinding outer wall 6.Carrying roller 32 and support ball 33 are additionally provided in grinding groove 37, carrying roller 32 and support ball 33 are located at grinding
Between slot 37 and grinding outer wall 6.It grinds and has been uniformly arranged heat transmission fin 35 on the circumference of inner wall 34.Positioned at lower grinding groove 37 1
Water inlet is provided on the fixation water ring 4 of side.Water outlet is provided on the fixation water ring 4 of higher 37 side of grinding groove.It returns
Deduster 12 is additionally provided between the poly- chimney 13 of ring and heat exchange tower 11.Vane 14 and air supplying ring 15 are connected with collision tank 16 out
Place is provided with grid section net.
In the use of the present invention, high temperature furnace slag is poured into from the upper entrance of collision tank 16, then high temperature furnace slag is down to convex top
On cover 22, under the driving effect of motor 29, flank of tooth dome ring 30, universal joint 28, turntable shaft 23, convex overhead guard 22 are successively driven,
And under the gravity of 21 superstructure of turntable 21 and turntable, flank of tooth dome ring 30 always with the barreled tooth flank knot on pendular ring 13
Structure is meshed, and finally realizes that the centrifugation of high temperature furnace slag on convex overhead guard 22 is thrown away, and collides with the inner wall of collision tank 16, is touching
During hitting, air-supply station 9 send cold wind into collision tank 9 by air inlet pipe 7 and air supplying ring 15, while will be in gaza's case 8
Sandy soil are blown to collision tank 16, a possibility that reduce high temperature furnace slag adhesion to covering outside high temperature furnace slag, while cold wind pair
High temperature furnace slag progress is air-cooled, and the gas after heat exchanges is handed over after the poly- chimney 13 of vane 14, winding, deduster 12 to hot by going out
It changes tower 11 and carries out heat exchange, so that high-temperature gas be made to cool down again, cold wind enters air-supply station 9 after redox tower 10 again.
Claims (7)
1. a kind of slag treatment and residual neat recovering system, including pedestal (1), it is characterised in that: be provided on the pedestal (1)
One high and one low two grinding grooves (37), the middle rotation of the grinding groove (37) are provided with grinding outer wall (6), the grinding outer wall
(6) it is provided with grinding inner wall (34) in, grinds outer wall (6) and grinding inner wall (34) forms cooling layer, upper two grindings of pedestal (1)
It is also respectively provided on the outside of slot (37) fixed water ring (4), rotation water ring (5) is rotatably equipped in the fixation water ring (4),
It is provided with several water pipes (3) on the rotation water ring (5), the water pipe (3) one end is connected with rotation water ring (5), another
End is connected with cooling layer;Mixing roll (18) are additionally provided in grinding inner wall (34);End entrance is connected in grinding inner wall (34)
Conveying pipeline (17), the conveying pipeline (17) upper end are connected with collision tank (16);
Vane (14) and air supplying ring (15) are respectively arranged with out on the excircle of the collision tank (16) from top to bottom, it is described
Vane (14) and air supplying ring (15) are connected with inside collision tank (16) out, and air supplying ring (15) two sides are also connected with air inlet pipe
(7), each air inlet pipe (7) one end is connected with air supplying ring (15), and the other end is connected with air-supply station (9), the air-supply station (9)
Inlet end be connected with redox tower (10), the redox tower (10) is connected with heat exchange tower (11), described
Heat exchange tower (11) is connected with the poly- chimney of winding (13), and the poly- chimney of the winding (13) is connected with vane out (14), air inlet
Gaza's case (8) are also connected on pipe (7);
It is additionally provided with support shaft (19) inside collision tank (16), the support shaft (19) central location is provided with central tube
(20), the central tube (20) lower part be capping (26), the capping (26) center upper portion position be provided with one it is universal
It saves (28), the universal joint (28) upper end is provided with motor (29), and the motor (29) output end connects geared surface dome
Ring (30), central tube (20) is internal to be fixedly installed pendular ring (31) by locking bolt (27), the pendular ring (31)
Axis and the axis of central tube (20) overlap, and are provided with cydariform toothing in the middle part of pendular ring (31), and with flank of tooth dome ring
(30) the cydariform toothing intermeshing on;The flank of tooth dome ring (30) is also coaxially connected with another universal joint (28),
Described universal joint (28) upper end is connected with turntable shaft (23);Central tube (20) outer upper ends are coaxially arranged with spheric seating (25),
It being provided with Spherical Ring (24) on the turntable shaft (23), the Spherical Ring (24) and spheric seating (25) are rotatably assorted installation,
Turntable shaft (23) upper end is provided with turntable (21), and the turntable (21) center upper portion position is provided with convex overhead guard (22).
2. a kind of slag treatment as described in claim 1 and residual neat recovering system, it is characterised in that: on the pedestal (1)
It is additionally provided with friction race (36), rotation is provided with friction driving roller (2) in the friction race (36), and the friction is driven
Driving wheel (2) is in contact with grinding outer wall (6).
3. a kind of slag treatment as described in claim 1 and residual neat recovering system, it is characterised in that: the grinding groove (37)
In be additionally provided with carrying roller (32) and support ball (33), the carrying roller (32) and support ball (33) be located at grinding groove (37) and grind outer wall
(6) between.
4. a kind of slag treatment as described in claim 1 and residual neat recovering system, it is characterised in that: the grinding inner wall
(34) heat transmission fin (35) have been uniformly arranged on circumference.
5. a kind of slag treatment as described in claim 1 and residual neat recovering system, it is characterised in that: be located at lower grinding groove
(37) water inlet is provided on the fixation water ring (4) of side;It is arranged on the fixation water ring (4) of higher grinding groove (37) side
There is water outlet.
6. a kind of slag treatment as described in claim 1 and residual neat recovering system, it is characterised in that: the poly- chimney of the winding
(13) it is additionally provided between heat exchange tower (11) deduster (12).
7. a kind of slag treatment as described in claim 1 and residual neat recovering system, it is characterised in that: described goes out vane (14)
Air supplying ring (15) is provided with grid section net with collision tank (16) place of being connected.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810032953.4A CN107955847B (en) | 2018-01-13 | 2018-01-13 | A kind of slag treatment and residual neat recovering system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810032953.4A CN107955847B (en) | 2018-01-13 | 2018-01-13 | A kind of slag treatment and residual neat recovering system |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107955847A CN107955847A (en) | 2018-04-24 |
CN107955847B true CN107955847B (en) | 2019-04-16 |
Family
ID=61957415
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810032953.4A Active CN107955847B (en) | 2018-01-13 | 2018-01-13 | A kind of slag treatment and residual neat recovering system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107955847B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110093463B (en) * | 2019-05-31 | 2020-12-01 | 安徽中巨机电设备有限公司 | Steel slag recovery processing system |
CN110016528B (en) * | 2019-05-31 | 2020-01-17 | 安徽中巨机电设备有限公司 | Centrifugal mechanism |
CN110779339B (en) * | 2019-11-16 | 2021-02-05 | 迁安市九江线材有限责任公司 | Blast furnace slag crushing and waste heat recovery system |
CN111503650B (en) * | 2020-04-22 | 2022-04-22 | 王岳峰 | Environment-friendly boiler blowdown exhaust waste heat recovery device |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20150096628A (en) * | 2014-02-14 | 2015-08-25 | 이엔비나노텍(주) | Atomizing and crushing apparatus typed water granuation for amorphous atomization of melting slag |
CN104388608B (en) * | 2014-11-14 | 2016-08-10 | 重庆大学 | Dry granulation waste heat recovery with grind processing system |
CN106282445B (en) * | 2015-05-28 | 2018-08-03 | 鞍钢股份有限公司 | A kind of device and recovery method of recycling blast furnace slag waste heat |
CN107287370B (en) * | 2017-06-14 | 2019-02-05 | 东北大学 | " double to quench " device and method of dry granulation recycling blast furnace slag waste heat |
-
2018
- 2018-01-13 CN CN201810032953.4A patent/CN107955847B/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN107955847A (en) | 2018-04-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107955847B (en) | A kind of slag treatment and residual neat recovering system | |
CN108165686B (en) | A kind of drum-type slag granulation and residual neat recovering system | |
CN101914640B (en) | Dry granulation and afterheat recovery system of blast-furnace slag | |
CN105258515B (en) | Apparatus and method for recovering steelmaking slag afterheat of electric arc furnace | |
CN202329207U (en) | Detachable cooling sleeve device and horizontal type converter | |
CN100445398C (en) | Steel slag super fine powder processing technique and system | |
CN206219613U (en) | A kind of dry type blast-furnace cement sensible heat recovery system | |
CN103557711A (en) | Molten slag rapid cooling, granulation and waste heat recovery power generation system and method | |
WO2010057439A1 (en) | Method and system for reusing flue gas of circular cooler, and circular cooler | |
CN101850222B (en) | Mechanical granulation and heat recovery device of liquid slag | |
CN104913652B (en) | A kind of method of Shaft Furnace Pelletizing Process grog waste heat recovery and device thereof | |
CN107841582A (en) | The blast furnace slag eddy flow processing unit and processing method of a kind of waste heat recovery | |
CN209131378U (en) | A kind of rotary calcining kiln cooling device | |
CN112934361B (en) | Molten steel slag disc type air-cooled double-rotating-roller crushing treatment device and method | |
CN219314971U (en) | Energy-saving and environment-friendly treatment system for high-temperature liquid steel slag | |
CN108870350A (en) | A kind of tunnel type high temperature sludge waste heat Dry recovery device and method | |
CN105066684B (en) | A kind of manganese processing rotation kiln system of gas burner heat supply and air-introduced machine not laying dust | |
CN106636496B (en) | A kind of Dry granulation of BF slag and heat recovery system and method | |
CN209101827U (en) | A kind of rotary kiln residual neat recovering system | |
CN104390471A (en) | Hole-closed expanded perlite complete production device | |
CN103047854B (en) | Energy-saving rotary kiln with long service life | |
CN201940409U (en) | Induction intermediate frequency furnace rotary upper suction type smoke collecting hood | |
CN212253673U (en) | Heat exchange launder flat plate and slag heat recovery processing system | |
CN210862171U (en) | Roasting device for preparing oxide material by one-step method | |
CN205443404U (en) | Oblique milling ball -milling steel ball seals integrative device of cold tempering of pot -type accuse |
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 | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20190322 Address after: 013350 Changshun Industrial Park, Huade County, Ulanchabu City, Inner Mongolia Autonomous Region Applicant after: Wulanchabu Majestic Guangda New Materials Co., Ltd. Address before: 130325 Shuanglong Village, five Township, Dehui City, Changchun, Jilin Applicant before: Lv Jiahuan |
|
GR01 | Patent grant | ||
GR01 | Patent grant |