CN207221886U - A kind of aeroge production line cooling and heating circulation system - Google Patents
A kind of aeroge production line cooling and heating circulation system Download PDFInfo
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- CN207221886U CN207221886U CN201720709576.4U CN201720709576U CN207221886U CN 207221886 U CN207221886 U CN 207221886U CN 201720709576 U CN201720709576 U CN 201720709576U CN 207221886 U CN207221886 U CN 207221886U
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 39
- 238000001816 cooling Methods 0.000 title claims abstract description 35
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 70
- 238000000576 coating method Methods 0.000 claims abstract description 47
- 239000007789 gas Substances 0.000 claims abstract description 47
- 239000011248 coating agent Substances 0.000 claims abstract description 42
- 238000001125 extrusion Methods 0.000 claims abstract description 42
- 238000000034 method Methods 0.000 claims abstract description 30
- 238000004064 recycling Methods 0.000 claims abstract description 23
- 239000002912 waste gas Substances 0.000 claims abstract description 15
- 239000003507 refrigerant Substances 0.000 claims abstract description 13
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims description 27
- 239000000463 material Substances 0.000 claims description 19
- 238000011084 recovery Methods 0.000 claims description 8
- 238000005057 refrigeration Methods 0.000 claims description 4
- 239000011324 bead Substances 0.000 claims description 3
- 239000004964 aerogel Substances 0.000 abstract description 17
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 8
- 239000002994 raw material Substances 0.000 abstract description 4
- 239000000377 silicon dioxide Substances 0.000 abstract description 4
- 235000012239 silicon dioxide Nutrition 0.000 abstract description 2
- 235000019441 ethanol Nutrition 0.000 description 36
- 238000009413 insulation Methods 0.000 description 19
- 150000001875 compounds Chemical class 0.000 description 9
- 238000002360 preparation method Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 239000008246 gaseous mixture Substances 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003618 dip coating Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000007600 charging Methods 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
A kind of aeroge production line cooling and heating circulation system, including extrusion process room, coat Processing Room, rectifying unit and waste gas recovering device, wherein pressurizing unit is provided with extrusion process room, coating unit is provided with coating Processing Room, waste gas recovering device sealing is arranged at extrusion process room and coating process chamber top, rectifying unit is arranged on inside waste gas recovering device, the described cooling and heating circulation system further include can provide it is cold, the compressor set of heating agent circulation, the compressor set is connected with pressurizing unit, and heating agent circulation is formed by the two, and compressor set is connected with rectifying unit and coating unit, and refrigerant circulation is formed by three.The system can carry out circulating-heating to pressurizing unit, circulating cooling is carried out to rectifying unit and coating unit at the same time, accelerate silicon dioxide molecules association rate in aerogel blanket, strengthen bond strength, accelerate ethanol solution in felt at the same time to volatilize, rectifying recycling can be carried out to the alcohol gas in exhaust gas, the volatilization of raw material in process can be reduced.
Description
Technical field
The utility model belongs to machinery equipment field, is related to a kind of cooling and heating circulation system, especially a kind of aeroge production
Line cooling and heating circulation system.
Background technology
Aeroge compound heat-insulation felt is that the flexibility for being combined together nanoporous aerogel material and aerogel blanket is adiabatic
Felt, such as, ceramic aerogel felt.Aerogel material is the material that thermal conductivity factor is minimum in known solid materials all at present, is had
There is best heat insulation effect.Aeroge compound heat-insulation felt also possesses fire-retardant fireproof, dredges while possessing excellent heat-insulating property
The excellent properties such as water, environmental protection.Insulation available for all types of industries pipeline, tank body, construction material etc..
The preparation method of existing aeroge compound heat-insulation felt generally use is：First by Fibrous insulation size as required
Cut, then will cut rear heat insulation felt and mixed with the multiple material comprising aeroge, and added solvent and be stirred, treat gas
After gel rubber material is adhered on Fibrous insulation, die for molding drying is poured into, aeroge compound heat-insulation felt is made.Such as specially
Sharp Application No.：201510719566.4 application for a patent for invention disclose a kind of air conditioning for automobiles heat insulating mattress and preparation method thereof.
It is disadvantageous in that existing for above-mentioned preparation method：
1st, the preparation method is relatively specific for the production system of fritter aeroge compound heat-insulation felt or aeroge composited thermal insulation pad
It is standby, for producing the aeroge compound heat-insulation felt or aeroge composited thermal insulation pad of bulk, what agitating device and mould volume to be done
It is very big, cause production equipment cost to increase substantially.
2nd, the production efficiency of the preparation method is relatively low, and production cost is high, and recycling is not implemented in solvent.
3rd, the aeroge distribution of the aeroge compound heat-insulation felt or aeroge composited thermal insulation pad that are prepared by the preparation method is equal
Even property is poor, and semi-finished product aeroge is not preheated in manufacturing process, its interior molecules bonding tightness is inadequate, causes gas
Gel compound heat-insulation felt or aeroge composited thermal insulation pad are unstable in the performance of insulation, fire prevention etc., need to be further improved.
Therefore, for existing aeroge compound heat-insulation felt preparation method deficiency, conceive a set of new production technology in advance,
The mentality of designing of the production technology is：The mixed liquor for the aerogel-congtg that can be combined with aerogel blanket is first prepared with reaction kettle；Then
Coiled raw material aerogel blanket is combined by the mixed liquor of dip coating manner and aerogel-congtg；Then by the aeroge after dip-coating
Felt is sent to drying device, carries out rapid draing, and during drying, solvent (mainly ethanol) is recycled, most
After wound, can carry out cutting wide processing before winding.Implementing the automatic production line of the production technology mainly includes：Reaction
Kettle, immersion coating unit, extruding transmission device, drying device, solvent recovery unit and the several parts of waste gas recovering device.Wherein
Extruding transmission device is that the aerogel blanket after being coated to immersion carries out extruding transmission, at the same the aerogel blanket in being transmitted to extruding into
Row preheating, accelerates aerogel blanket inner silica silicon molecule association rate, strengthens bond strength and tight type, while accelerate felt
Interior ethanol solution volatilization；In addition waste gas recovering device carries out rectifying cooling to the alcohol gas of volatilization, gives up to the production after rectifying
Gas is collected processing.
Utility model content
The purpose of this utility model is to provide a kind of aeroge production line cooling and heating circulation system, a kind of aeroge production
Line cooling and heating circulation system can heat pressurizing unit, while rectifying unit and coating unit are cooled down, and heat with
Refrigeration form the circulatory system, can continuously uninterrupted operation, the purpose of its heated extrusion device is to accelerate in aerogel blanket
Portion's silicon dioxide molecules association rate, strengthens bond strength and compactness, while accelerates ethanol solution in felt and volatilize, it is to rectifying
The purpose that unit is cooled down is to carry out rectifying, its purpose cooled down to coating unit to the alcohol gas in exhaust gas
It is to reduce the volatilization of raw material in process.
A kind of aeroge production line cooling and heating circulation system, including extrusion process room, coating Processing Room, rectifying unit and exhaust gas
Retracting device, is wherein provided with pressurizing unit in extrusion process room, coat and coating unit is provided with Processing Room, waste gas recovery dress
That puts sealing is arranged at extrusion process room and coating process chamber top, and rectifying unit is arranged on inside waste gas recovering device, described
The cooling and heating circulation system further includes the compressor set that can provide hot and cold matchmaker's circulation, which connects with pressurizing unit, and by
The two forms heating agent circulation, and compressor set is connected with rectifying unit and coating unit, and forms refrigerant circulation by three.
Moreover, the pressurizing unit includes material extrusion roller, rack and feeding roller, wherein material extrusion roller rotatable connection is in rack
Portion, feeding roller are rotatably connected in frame top；The roll shaft of the material extrusion roller leads to structure in being, which passes through heating agent respectively
Pipeline connection compressor set.
Moreover, the coating unit includes coating machine and feed reservoir, wherein feed reservoir is arranged at coating machine lower inside；Institute
State feed reservoir outer wall and uniformly wind refrigerator pipes, refrigerator pipes outlet end connection liquid trap, liquid feeding end connection dispenser, and by collecting,
Dispenser passes through refrigerant pipeline connect compressor group.
Moreover, the waste gas recovering device includes main air duct, negative-pressure air fan and exhaust-gas treatment tank, wherein main air duct seals
Connection is in extrusion process room and coating process chamber top；The main air duct is all provided with extrusion process room and coating Processing Room junction
It is equipped with negative-pressure air fan；The main air duct connects exhaust-gas treatment tank by exhaust gas recycling tube.
Moreover, the rectifying unit includes collecting chamber, rectifying pipe network and liquid ethanol recycling can, wherein rectifying network collocation
Inside main air duct, bead tube side off the net is provided with collecting chamber, and liquid ethanol recycling can is provided with collecting chamber；The liquid second
Alcohol recycling tank wall uniformly winds cooling tube；The liquid feeding end of the rectifying pipe network and cooling tube connects dispenser, rectifying pipe network
And the outlet end of cooling tube connects liquid trap, compressor set is connected through medium circulation pipeline by collection, dispenser.
The advantages of the utility model and economic effect are：
1st, the utility model can utilize compressor set to provide hot and cold matchmaker's circulation for aeroge production line gas recovery system,
Wherein heating agent circulation can heat pressurizing unit, and refrigerant circulation cools down rectifying unit and coating unit, and heat
With refrigeration form the circulatory system, can continuously uninterrupted operation, the purpose of its heated extrusion device is to accelerate aerogel blanket
Inner silica silicon molecule association rate, strengthens its bond strength and compactness, while accelerates ethanol solution in felt and volatilize, its is right
The purpose that rectifying unit is cooled down is that it cools down coating unit in order to carry out rectifying to the alcohol gas in exhaust gas
Purpose is to reduce the volatilization of raw material in process.
2nd, structure, to be passed through heating medium for heating, the heating side are led to during the material extrusion roller of the utility model pressurizing unit is arranged to
The advantages of formula can be carried out at the same time with the extrusion process of aerogel blanket, the extruding mode of heating is contact heating, and by material extrusion
Roller rotates synchronous extruding transmission and heating, and the product thickness which processes is uniform, is in addition accelerated in heating process
Still undried ethanol solution volatilization, accelerates production efficiency, while improve ethanol gas in extrusion chamber in aerogel blanket
Body content, easy to rectifying unit by alcohol gas recycling.
3rd, the utility model uniformly winds refrigerator pipes, and refrigerator pipes connection compressor set in the feed reservoir outer wall of coating unit
Refrigerant circulation, its purpose is to slow down evaporation rate of the ethanol solution in feed reservoir, reduce ethanol in coating Processing Room
Gas content.
4th, the unicom of the main air duct sealing of the utility model waste gas recovering device is on extrusion process room and coating Processing Room
Portion, and main air duct is both provided with negative-pressure air fan with extrusion process room and coating Processing Room junction, the advantage is that can be to extruding
The alcohol gas of volatilization are recycled in Processing Room and coating Processing Room, and main air duct connects exhaust-gas treatment by exhaust gas recycling tube
Tank, the mixed gas of the Volatile Gas containing ethanol easy to be collected in main air duct are sent in waste gas recovery tank.
5th, the refrigerant circulation of the rectifying pipe network connection compressor set of the utility model rectifying unit, can be to Gao Yi in main air duct
The gaseous mixture of alcohol gas content carries out rectifying, and the ethanol liquid after rectifying is passed into ethanol recycling can, and in ethanol recycling can
Outer wall is uniformly wound with cooling tube, and to prevent the ethanol secondary volatilization after recycling, which is connected by refrigerant circulation and pressed
Contracting machine unit.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is hot and cold matchmaker's circulatory system connection figure of the utility model；
In figure：1- extrusion processes room；2- main air ducts；3- negative-pressure air fans；4- rectifying pipe networks；5- collecting chambers；6- liquid ethanols
Recycling can；7- cooling tubes；8- coats Processing Room；9- exhaust gas recycling tubes；10- exhaust-gas treatment tanks；11- aerogel blankets；12- coating dresses
Put；13- feed reservoirs；14- refrigerator pipes；15- feeding rollers；16- racks；17- material extrusion rollers；18- pressurizing units；19- feed inlets；20-
Discharge port.
Embodiment
For that can further appreciate that the contents, features and effects of the utility model, the following examples are hereby given, and coordinates attached drawing
Describe in detail as follows.It should be noted that the present embodiment is descriptive, it is not limited, it is impossible to thus limit this practicality
New protection domain.
A kind of aeroge production line cooling and heating circulation system, including 1 extrusion process room, 8 coating Processing Rooms, rectifying unit and useless
Gas recovering device, is wherein provided with 18 pressurizing units in extrusion process room, coat in Processing Room and be provided with 12 coating units, exhaust gas
What retracting device sealed is arranged at extrusion process room and coats process chamber top, and rectifying unit is arranged in waste gas recovering device
Portion, the described cooling and heating circulation system further include the compressor set that can provide hot and cold matchmaker's circulation, which connects with pressurizing unit
It is logical, and heating agent circulation is formed by the two, and compressor set is connected with rectifying unit and coating unit, and refrigerant is formed by three and is followed
Ring.
Moreover, the pressurizing unit includes 17 material extrusion rollers, 16 racks and 15 feeding rollers, wherein material extrusion roller rotatable connection is in machine
Inside frame, feeding roller is rotatably connected in frame top；The roll shaft of the material extrusion roller leads to structure in being, which passes through respectively
Heating medium pipeline connects compressor set.
Moreover, the coating unit includes coating machine and 13 feed reservoirs, wherein feed reservoir is arranged at coating machine lower inside；
The feed reservoir outer wall uniformly winds 14 refrigerator pipes, refrigerator pipes outlet end connection liquid trap, liquid feeding end connection dispenser, and by
Collection, dispenser pass through refrigerant pipeline connect compressor group.
Moreover, the waste gas recovering device is close including 2 main air ducts, 3 negative-pressure air fans and 10 exhaust-gas treatment tanks, wherein main air duct
The connection of envelope is in extrusion process room and coating process chamber top；The main air duct and extrusion process room and coating Processing Room junction
It is both provided with negative-pressure air fan；The main air duct connects exhaust-gas treatment tank by 9 exhaust gas recycling tubes.
Moreover, the rectifying unit includes 5 collecting chambers, 4 rectifying pipe networks and 6 liquid ethanol recycling cans, wherein rectifying pipe network
It is arranged on inside main air duct, bead tube side off the net is provided with collecting chamber, and liquid ethanol recycling can is provided with collecting chamber；The liquid
Body ethanol recycling tank wall uniformly winds 7 cooling tubes；The liquid feeding end of the rectifying pipe network and cooling tube connects dispenser, rectifying
The outlet end of pipe network and cooling tube connects liquid trap, and compressor set is connected through medium circulation pipeline by collection, dispenser.
In addition the position that rectifying unit is set can be divided into two schemes, scheme one：Rectifying unit is arranged on extrusion process room
And in the main air duct between coating Processing Room, scheme two：Rectifying unit is arranged between coating Processing Room and exhaust gas recycling tube
In main air duct, the advantages of preferably the utility model uses the first scheme, the program, is with hot and cold matchmaker's circulatory system to match somebody with somebody
Close gas recovery ethanol.Since alcohol gas have certain adhesive force in atmosphere, high concentration ethanol mixed gas is usually adopted
It is collected with the mode of rectifying, and the ethanol mixed gas of low concentration often absorbs ethanol gas by the way of liquid filtering
Body, is then purified again, but the extremely low concentration ethanol mixed gas after liquid absorption is filtered often has not had recycling valency
Value, can directly discharge, and due to heating medium for heating in extrusion chamber, coolant refrigeration in coating room, can directly result in second in extrusion chamber
Alcohol mixed gas concentration is significantly greater than and coats indoor ethanol mixed gas concentration, to strengthen rectification effect, prevents low concentration second
The interference of alcohol gaseous mixture treats ethanol gas concentration in rectifying gaseous mixture so as to further reduce, therefore uses scheme one as preferred solution.
The connection diagram of the aeroge production line gas recovery system as shown in Fig. 2, in figure compressor set for it is general can
Export the existing compressor of hot and cold matchmaker's liquid, wherein connect compressor group heating agent goes out, enters respectively at the roll shaft both ends of material folding roller
Mouthful, and then the heating agent closed is formed by compressor set and material folding roller and is circulated；In addition the fluid input port of rectifying pipe network and cooling tube
Be connected with dispenser, the fluid output port of rectifying pipe network and cooling tube is connected with liquid trap, and collect, dispenser is followed by refrigerant
Endless tube road connect compressor group, i.e. rectifying pipe network and cooling tube be parallel connection, according to actual processing need the two can while or
Independently working, therefore the refrigerant circulation of closing is made of compressor set, rectifying pipe network, cooling tube.
19 chargings of 11 aerogel blankets are provided with the coating Processing Room side wall of the aeroge production line gas recovery system
Mouthful, while 20 discharge ports of the aerogel blanket are provided with the side wall of extrusion process room, and the discharge port is extrusion process room
Unique air inlet, the feed inlet for coating Processing Room unique air inlet.
It should be appreciated that for those of ordinary skills, can according to the above description be improved or converted,
And all these modifications and variations should all belong to the protection domain of the appended claims for the utility model.
Claims (5)
1. a kind of aeroge production line cooling and heating circulation system, including extrusion process room, coating Processing Room, rectifying unit and exhaust gas return
Receiving apparatus, is wherein provided with pressurizing unit in extrusion process room, coat in Processing Room and be provided with coating unit, waste gas recovering device
Sealing is arranged at extrusion process room and coating process chamber top, and rectifying unit is arranged on inside waste gas recovering device, its feature
It is：The described cooling and heating circulation system further includes the compressor set that can provide hot and cold matchmaker's circulation, the compressor set and pressurizing unit
Connection, and heating agent circulation is formed by the two, and compressor set is connected with rectifying unit and coating unit, and refrigerant is formed by three
Circulation.
A kind of 2. aeroge production line cooling and heating circulation system according to claim 1, it is characterised in that：The pressurizing unit
Including material extrusion roller, rack and feeding roller, wherein material extrusion roller rotatable connection is rotatably connected on rack top in machine frame inside, feeding roller
Portion；The roll shaft of the material extrusion roller leads to structure in being, which connects compressor set by heating medium pipeline respectively.
A kind of 3. aeroge production line cooling and heating circulation system according to claim 1, it is characterised in that：The coating unit
Including coating machine and feed reservoir, wherein feed reservoir is arranged at coating machine lower inside；The feed reservoir outer wall uniformly winds refrigeration
Pipe, refrigerator pipes outlet end connection liquid trap, liquid feeding end connection dispenser, and connected and pressed by refrigerant pipeline by collection, dispenser
Contracting unit.
A kind of 4. aeroge production line cooling and heating circulation system according to claim 1, it is characterised in that：The waste gas recovery
Device includes main air duct, negative-pressure air fan and exhaust-gas treatment tank, and the connection of wherein main air duct sealing adds in extrusion process room and coating
Work room top；The main air duct is both provided with negative-pressure air fan with extrusion process room and coating Processing Room junction；The main air duct
Exhaust-gas treatment tank is connected by exhaust gas recycling tube.
A kind of 5. aeroge production line cooling and heating circulation system according to claim 1, it is characterised in that：The rectifying unit
Including collecting chamber, rectifying pipe network and liquid ethanol recycling can, wherein rectifying pipe network is arranged on inside main air duct, bead tube side off the net
Collecting chamber is provided with, liquid ethanol recycling can is provided with collecting chamber；The liquid ethanol recycling tank wall uniformly winds cooling
Pipe；The liquid feeding end of the rectifying pipe network and cooling tube connects dispenser, the equal connected set of outlet end of rectifying pipe network and cooling tube
Liquid device, compressor set is connected by collection, dispenser through medium circulation pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720709576.4U CN207221886U (en) | 2017-06-19 | 2017-06-19 | A kind of aeroge production line cooling and heating circulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720709576.4U CN207221886U (en) | 2017-06-19 | 2017-06-19 | A kind of aeroge production line cooling and heating circulation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207221886U true CN207221886U (en) | 2018-04-13 |
Family
ID=61851843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720709576.4U Active CN207221886U (en) | 2017-06-19 | 2017-06-19 | A kind of aeroge production line cooling and heating circulation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207221886U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110318182A (en) * | 2019-06-14 | 2019-10-11 | 常州玛特利尔干燥工程有限公司 | A kind of integral type aeroge insulation quilt making apparatus |
-
2017
- 2017-06-19 CN CN201720709576.4U patent/CN207221886U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110318182A (en) * | 2019-06-14 | 2019-10-11 | 常州玛特利尔干燥工程有限公司 | A kind of integral type aeroge insulation quilt making apparatus |
| CN110318182B (en) * | 2019-06-14 | 2021-11-12 | 常州玛特利尔干燥工程有限公司 | Integrated aerogel heat preservation felt manufacturing equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220802 Address after: 300480 room a322, building 8, East District, airport business park, Huanhe North Road, free trade zone (Airport Economic Zone), Binhai New Area, Tianjin Patentee after: LINXIAO (TIANJIN) TECHNOLOGY CO.,LTD. Address before: 300385-a, No. 6, Hongze Road, Dasi Town, Xiqing District, Tianjin Patentee before: TIANJIN LANGHUA TIANXIN TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP03 | Change of name, title or address |
Address after: Room 2-6337, Building A, No. 6 Huafeng Road, Huaming High tech Industrial Zone, Dongli District, Tianjin, 300304 Patentee after: Blue Smoke New Material Technology Co.,Ltd. Address before: 300480 room a322, building 8, East District, airport business park, Huanhe North Road, free trade zone (Airport Economic Zone), Binhai New Area, Tianjin Patentee before: LINXIAO (TIANJIN) TECHNOLOGY CO.,LTD. |
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| CP03 | Change of name, title or address |