CN203853188U - Superfine spherical aluminum powder dispersing device and dispersing, grading and collecting system employing same - Google Patents
Superfine spherical aluminum powder dispersing device and dispersing, grading and collecting system employing same Download PDFInfo
- Publication number
- CN203853188U CN203853188U CN201420279237.3U CN201420279237U CN203853188U CN 203853188 U CN203853188 U CN 203853188U CN 201420279237 U CN201420279237 U CN 201420279237U CN 203853188 U CN203853188 U CN 203853188U
- Authority
- CN
- China
- Prior art keywords
- aluminum powder
- ultra tiny
- ball aluminum
- tiny ball
- dispersing device
- 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 - Lifetime
Links
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 70
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 61
- 239000006185 dispersion Substances 0.000 claims description 34
- 229910052757 nitrogen Inorganic materials 0.000 claims description 30
- 239000000843 powder Substances 0.000 claims description 21
- 239000007789 gas Substances 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 14
- 239000003795 chemical substances by application Substances 0.000 claims description 9
- 238000013022 venting Methods 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 239000013589 supplement Substances 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 239000000428 dust Substances 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 description 11
- 239000004411 aluminium Substances 0.000 description 11
- 239000000047 product Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 239000002270 dispersing agent Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000011882 ultra-fine particle Substances 0.000 description 1
Landscapes
- Cyclones (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The utility model relates to a superfine spherical aluminum powder dispersing device and a dispersing, grading and collecting system employing the same. The dispersing, grading and collecting system comprises the superfine spherical aluminum powder dispersing device, a first-grade centrifuge, a second-grade centrifuge, a third-grade centrifuge, a cyclone grader, a bag-type dust remover, a high-pressure centrifugal ventilator and a gas balance tank which are sequentially connected by pipelines, wherein the gas balance tank is further connected with the superfine spherical aluminum powder dispersing device through a pipeline; and each of the first-grade centrifuge, the second-grade centrifuge and the third-grade centrifuge is provided with a butterfly valve and a dust-removal discharge hopper. The dispersing, grading and collecting system has the beneficial effects that the potential safety hazard is decreased; the grading precision is improved; the aluminum powder which is precisely graded has a good effect for improving the conversion rate of a photovoltaic cell by about 1%.
Description
Technical field
The utility model relates to dispersion, classification, the gathering system that ultra tiny ball aluminum powder is disperseed dispersing device and used it.
Background technology
At present, known fine ball-type aluminium powder hierarchy system is to adopt two-stage centrifugal impeller and one-level cyclone collector technology, and is using air as medium, utilizes blower fan power, and circulating current carries out classification.But this grader exists serious potential safety hazard, and can only separate aluminium powders more than 2 μ m, the aluminium powder skewness branching away, distribution span is wide, uses field limitation high.
Utility model content
In order to overcome the potential safety hazard existing in aluminium powder classification process, hierarchy system can not separate the super-fine globular aluminium powder below 2 μ m, and effectiveness of classification is not high, the problems such as distribution span is wide, the utility model provides the ultra tiny ball aluminum powder dispersion dispersing device of a kind of 0.1-1.5 μ m and uses its dispersion, classification, gathering system, can not only greatly reduce potential safety hazard, improve effectiveness of classification, and expanded use field.
The utility model solves the technical scheme that its technical problem adopts: 1, with dispersion dispersing device of the present utility model, the ultra tiny ball aluminum powder of 0.1-1.5 μ m is mixed to nitrogen protection in mixed process with dry dispersion agent.2,, by the special powder adding device of described dispersion dispersing device, the product of mixed dispersant is at the uniform velocity added and disperseed in dispersing device.3, adopt dispersion of the present utility model to break up and disperse ultra tiny ball-type aluminium powder, dispersal device will depend on protective gas medium and special dispersion impeller, according to centrifugal and lamina flow principle, ultra tiny ball aluminum powder is can be uniformly dispersed, and enters classification in hierarchy system.4, high-head, the hierarchy system of moderate air quantity, three grades of centrifugal impeller drum classifiers, one-level cyclone collector.Cyclone collector uses the design sizes such as the classfied cone bucket of lengthening, and most minuteness particle can be collected at this.Remaining person collects by dust-removal cloth-bag.Hierarchy system selects special parameter centrifuge as power source, classification process nitrogen protection.
The utility model provides a kind of ultra tiny ball aluminum powder to disperse dispersing device, it comprises sealing breaks up tank, be arranged on sealing and break up the helical-blade bobbin in tank, for supplying with the motor of helical-blade bobbin power, described sealing is broken up tank and is had entrance and exit, the entrance that tank is broken up in described sealing is provided with mixing powder adding device, this mixing powder adding device comprises the control butterfly valve being connected with entrance, the ultra tiny ball aluminum powder charging aperture and the dry dispersion agent charging aperture that converge at control butterfly valve place, ultra tiny ball aluminum powder charging aperture and dry dispersion agent (nanometer grade silica) charging aperture are respectively equipped with impeller at meet.
The utility model further provides a kind of ultra tiny ball aluminum powder that comprises this ultra tiny ball aluminum powder dispersion dispersing device to disperse, classification, gathering system, it comprises: the ultra tiny ball aluminum powder connecting successively by pipeline is disperseed dispersing device, first-stage centrifugal machine, secondary centrifuge, three grades of centrifuges, cyclone classifier, sack cleaner, high pressure centrifugal ventilator, gas balance tank, gas balance tank is connected in ultra tiny ball aluminum powder by pipeline again and disperses dispersing device, described first-stage centrifugal machine, secondary centrifuge, three grades of centrifuges have respectively butterfly valve and dedusting discharge bucket.
Preferably, described first-stage centrifugal machine, secondary centrifuge, three grades of centrifuges are respectively equipped with venting, preferably at connecting pipe place separately, venting are set.
Preferably, in the connecting pipe of gas balance tank and ultra tiny ball aluminum powder dispersion dispersing device, be provided with analysis of nitrogen content instrument interface.
Preferably, nitrogen is set on gas balance tank and supplements mouth.
Preferably, venting is set on sack cleaner.
Preferably, source nitrogen entrance is set on sack cleaner.
Preferably, ultra tiny ball aluminum powder disperses dispersing device, first-stage centrifugal machine, secondary centrifuge, three grades of centrifuges, cyclone classifiers to be fixed on a steel platform.
Preferably, gas balance tank and ultra tiny ball aluminum powder disperse the connecting pipe between dispersing device to be provided with analysis of nitrogen content instrument interface.
The beneficial effects of the utility model are: reduced potential safety hazard, improved effectiveness of classification, Accurate Classification product later produces effect to improving photovoltaic cell conversion ratio very much, can improve 1 some left and right conversion ratio.
Brief description of the drawings
Below in conjunction with accompanying drawing, the utility model is further illustrated.
Fig. 1 is the side view of ultra tiny ball aluminum powder dispersion of the present utility model, classification, gathering system;
Fig. 2 is the outward appearance side view of ultra tiny ball aluminum powder dispersion of the present utility model, classification, gathering system;
Fig. 3 is the outward appearance top view of ultra tiny ball aluminum powder dispersion of the present utility model, classification, gathering system;
Fig. 4 is the internal structure schematic diagram that ultra tiny ball aluminum powder of the present utility model is disperseed dispersing device.
In figure, 1: mix powder adding device, 2: disperse dispersing device, 3: butterfly valve, 4: dedusting discharge bucket, 5: steel platform, 6: first-stage centrifugal machine, 7: venting, 8: pipeline, 9: secondary centrifuge, 10: pipeline, 11: three grades of centrifuges, 12: pipeline, 13: cyclone classifier, 14: pipeline, 15: sack cleaner, 16: pipeline, 17: high pressure centrifugal ventilator, 18: gas balance tank, 19: analysis of nitrogen content instrument interface, 20: nitrogen supplements mouth, 21: head nitrogen is taken over, 22: venting, 23: source nitrogen entrance, A: superfine spherical aluminium powder charging aperture, B: dry dispersion agent charging aperture, C: impeller, D: control butterfly valve, E: helical-blade bobbin, F: helical axis power, G: tank is broken up in sealing.
Detailed description of the invention
The utility model provides a kind of ultra tiny ball aluminum powder that comprises ultra tiny ball aluminum powder dispersion dispersing device to disperse, classification, gathering system, it comprises: by pipeline (8, 10, 12, 14, 16 etc.) the ultra tiny ball aluminum powder connecting is successively disperseed dispersing device 2, first-stage centrifugal machine 6, secondary centrifuge 9, three grades of centrifuges 11, cyclone classified 13 devices, sack cleaner 15, high pressure centrifugal ventilator 17, gas balance tank 18, gas balance tank 18 is connected in ultra tiny ball aluminum powder by pipeline again and disperses dispersing device 2, described first-stage centrifugal machine 6, secondary centrifuge 9, three grades of centrifuges 11 have respectively butterfly valve 3 and dedusting discharge bucket 4.Ultra tiny ball aluminum powder disperses dispersing device 2, first-stage centrifugal machine 6, secondary centrifuge 9, three grades of centrifuges 11, cyclone classified 13 devices, sack cleaners 15 to be fixed on steel platform 5, first-stage centrifugal machine 6, secondary centrifuge 9, three grades of centrifuges 11 have respectively venting 7, and sack cleaner 15 has venting 22.
Fig. 1 is the side view of ultra tiny ball aluminum powder dispersion of the present utility model, classification, gathering system, it shows first-stage centrifugal machine 6, the butterfly valve 3 of first-stage centrifugal machine 6 and dedusting discharge bucket 4, and head nitrogen takes over 21, this head nitrogen take over 21 by pipeline be connected in nitrogen supplement mouthfuls 20 and source nitrogen entrance 23 for supplying with nitrogen.
Fig. 2 is the outward appearance side view of ultra tiny ball aluminum powder dispersion of the present utility model, classification, gathering system, wherein ultra tiny ball aluminum powder disperses dispersing device 2, first-stage centrifugal machine 6, secondary centrifuge 9, three grades of centrifuges 11, cyclone classified 13 devices, sack cleaners 15 to connect by pipeline successively, and be fixed on steel platform 5.
Fig. 3 is that ultra tiny ball aluminum powder of the present utility model is disperseed, classification, the outward appearance top view of gathering system, wherein ultra tiny ball aluminum powder is disperseed dispersing device 2, first-stage centrifugal machine 6, secondary centrifuge 9, three grades of centrifuges 11, cyclone classified 13 devices, sack cleaner 15, high pressure centrifugal ventilator 17, gas balance tank 18 connects by pipeline successively, gas balance tank 18 is connected in ultra tiny ball aluminum powder by pipeline again and disperses dispersing device 2, sack cleaner 15 is provided with source nitrogen entrance 23, gas balance tank 18 is provided with nitrogen inlet 20, gas balance tank 18 and ultra tiny ball aluminum powder disperse the connecting pipe between dispersing device 2 to be provided with analysis of nitrogen content instrument interface 19.
Whole hierarchy system is supplemented to mouthful place's nitrogen injection by nitrogen, in the time that reaching 99.5%, opens again the nitrogen content in system high pressure centrifugal ventilator 17 and centrifuge 6,9,11, whole system is circulated, add ultra tiny ball aluminum powder to disperse in dispersing device 2 the ultra tiny ball aluminum powder product average rate of sneaking into dispersant by mixing powder adding device 1 again, through first-stage centrifugal machine 6, part thicker in product is separated, the product of separating drops in the aggregate tank of grader bottom, while collecting completely, open butterfly valve 3, from dedusting discharge bucket 4, out pack.Be transported in secondary centrifuge 9 to secondary stepped pipeline 8 via one-level, one, two, three classification is all identical again.The third level in cyclone classifier, utilize the power of blower fan, product is rotated in whirlwind, thick part is collected, fine particles continues to flow in sack cleaner 15, and the clean nitrogen after dedusting, by high pressure centrifugal ventilator 17 suction gas balance tanks 18, is then delivered to ultra tiny ball aluminum powder through piping and disperseed in dispersing device 2, drive product to flow into first-stage centrifugal machine 6, do not stop circulation separation with this and reach whole grading effect.The utility model by special powder adding device, at the uniform velocity adds the product of sneaking into dispersant aluminium powder in hierarchy system, through four-stage grading device, controls the electric machine frequency of every grade and Secondary Air air quantity and reaches every grade of grading plant and collect needed aluminium powder.The design sizes such as the classification tapering (length 1095mm, generic hierarchical tapering is 995mm) that cyclone collector further lengthens by use, can collect at this most ultrafine particle.Remaining person collects by sack cleaner, and hierarchy system selects special parameter centrifuge as power source, and classification process nitrogen protection is safe and reliable.Nitrogen protection in classification process, to the purity monitoring of nitrogen, nitrogen gas purity is automatic makeup inflated with nitrogen lower than 99% time, and every grade of grading plant is all equipped with explosion-protection equipment, potential safety hazard is rejected to minimum.
Fig. 4 shows the internal structure schematic diagram that ultra tiny ball aluminum powder of the present utility model is disperseed dispersing device.It comprises sealing break up tank G, be arranged on sealing break up helical-blade bobbin E in tank G, for supplying with the motor F of helical-blade bobbin power, described sealing is broken up tank and is had entrance and exit, the entrance that tank is broken up in described sealing is provided with mixing powder adding device 1, this mixing powder adding device comprises the control butterfly valve D being connected with entrance, the ultra tiny ball aluminum powder charging aperture A and the dry dispersion agent charging aperture B that converge at control butterfly valve D place, ultra tiny ball aluminum powder charging aperture A and charging aperture B are respectively equipped with impeller C at meet.Superfine spherical aluminium powder and dry dispersion agent are added in A and B, utilize the impeller C of High Rotation Speed that aluminium powder and dry dispersion agent are mixed, then through controlling the control of butterfly valve D, at the uniform velocity flow into sealing and break up in tank G, allow the helical-blade bobbin E of High Rotation Speed be stirred loose, at the uniform velocity inflow system.
Claims (9)
1. a ultra tiny ball aluminum powder is disperseed dispersing device, it is characterized in that, it comprises sealing breaks up tank, be arranged on sealing and break up the helical-blade bobbin in tank, for supplying with the motor of helical-blade bobbin power, described sealing is broken up tank and is had entrance and exit, the entrance that tank is broken up in described sealing is provided with mixing powder adding device, this mixing powder adding device comprises the control butterfly valve being connected with entrance, the ultra tiny ball aluminum powder charging aperture and the dry dispersion agent charging aperture that converge at control butterfly valve place, ultra tiny ball aluminum powder charging aperture and dry dispersion agent charging aperture are respectively equipped with impeller at meet.
2. a ultra tiny ball aluminum powder that comprises ultra tiny ball aluminum powder dispersion dispersing device claimed in claim 1 is disperseed, classification, gathering system, it is characterized in that, it comprises: the described ultra tiny ball aluminum powder connecting successively by pipeline is disperseed dispersing device, first-stage centrifugal machine, secondary centrifuge, three grades of centrifuges, cyclone classifier, sack cleaner, high pressure centrifugal ventilator, gas balance tank, gas balance tank is connected in ultra tiny ball aluminum powder by pipeline again and disperses dispersing device, described first-stage centrifugal machine, secondary centrifuge, three grades of centrifuges have respectively butterfly valve and dedusting discharge bucket.
3. ultra tiny ball aluminum powder dispersion according to claim 2, classification, gathering system, is characterized in that, described first-stage centrifugal machine, secondary centrifuge, three grades of centrifuges are respectively equipped with venting.
4. ultra tiny ball aluminum powder dispersion according to claim 2, classification, gathering system, is characterized in that, in the connecting pipe of gas balance tank and ultra tiny ball aluminum powder dispersion dispersing device, is provided with analysis of nitrogen content instrument interface.
5. ultra tiny ball aluminum powder dispersion according to claim 2, classification, gathering system, is characterized in that, nitrogen is set on gas balance tank and supplements mouth.
6. ultra tiny ball aluminum powder dispersion according to claim 2, classification, gathering system, is characterized in that, venting is set on sack cleaner.
7. ultra tiny ball aluminum powder dispersion according to claim 2, classification, gathering system, is characterized in that, source nitrogen entrance is set on sack cleaner.
8. ultra tiny ball aluminum powder dispersion according to claim 2, classification, gathering system, it is characterized in that, ultra tiny ball aluminum powder disperses dispersing device, first-stage centrifugal machine, secondary centrifuge, three grades of centrifuges, cyclone classifiers to be fixed on a steel platform.
9. ultra tiny ball aluminum powder dispersion according to claim 2, classification, gathering system, is characterized in that, gas balance tank and ultra tiny ball aluminum powder disperse the connecting pipe between dispersing device to be provided with analysis of nitrogen content instrument interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420279237.3U CN203853188U (en) | 2014-05-28 | 2014-05-28 | Superfine spherical aluminum powder dispersing device and dispersing, grading and collecting system employing same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420279237.3U CN203853188U (en) | 2014-05-28 | 2014-05-28 | Superfine spherical aluminum powder dispersing device and dispersing, grading and collecting system employing same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203853188U true CN203853188U (en) | 2014-10-01 |
Family
ID=51603068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420279237.3U Expired - Lifetime CN203853188U (en) | 2014-05-28 | 2014-05-28 | Superfine spherical aluminum powder dispersing device and dispersing, grading and collecting system employing same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203853188U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105327859A (en) * | 2015-11-30 | 2016-02-17 | 河南省远洋粉体科技股份有限公司 | On-line classification system for aluminum powder production |
| CN109351491A (en) * | 2018-10-30 | 2019-02-19 | 湖南天际智慧材料科技有限公司 | A kind of turbine separates and collects the device of nanometer powder and is made from it powder manufacturing apparatus |
| CN109624051A (en) * | 2018-10-29 | 2019-04-16 | 湖北万硕新型材料有限公司 | A kind of porcelain tendre production line |
| CN109954554A (en) * | 2017-12-25 | 2019-07-02 | 江苏天元金属粉末有限公司 | The high activity superfine spherical aluminium powder and its hierarchy system of controllable oxidization shell |
| CN112354704A (en) * | 2020-11-27 | 2021-02-12 | 鞍钢实业微细铝粉有限公司 | Four-stage precision grading system and process for superfine high-purity aluminum powder |
-
2014
- 2014-05-28 CN CN201420279237.3U patent/CN203853188U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105327859A (en) * | 2015-11-30 | 2016-02-17 | 河南省远洋粉体科技股份有限公司 | On-line classification system for aluminum powder production |
| CN105327859B (en) * | 2015-11-30 | 2017-12-15 | 河南省远洋粉体科技股份有限公司 | The online hierarchy system of production of aluminum powder |
| CN109954554A (en) * | 2017-12-25 | 2019-07-02 | 江苏天元金属粉末有限公司 | The high activity superfine spherical aluminium powder and its hierarchy system of controllable oxidization shell |
| CN109954554B (en) * | 2017-12-25 | 2024-05-28 | 江苏天元金属粉末有限公司 | High-activity superfine spherical aluminum powder with controllable oxide shell layer and grading system thereof |
| CN109624051A (en) * | 2018-10-29 | 2019-04-16 | 湖北万硕新型材料有限公司 | A kind of porcelain tendre production line |
| CN109624051B (en) * | 2018-10-29 | 2020-09-01 | 湖北万硕新型材料有限公司 | Soft porcelain production line |
| CN109351491A (en) * | 2018-10-30 | 2019-02-19 | 湖南天际智慧材料科技有限公司 | A kind of turbine separates and collects the device of nanometer powder and is made from it powder manufacturing apparatus |
| CN112354704A (en) * | 2020-11-27 | 2021-02-12 | 鞍钢实业微细铝粉有限公司 | Four-stage precision grading system and process for superfine high-purity aluminum powder |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203853188U (en) | Superfine spherical aluminum powder dispersing device and dispersing, grading and collecting system employing same | |
| CN205361960U (en) | V type selection powder machine | |
| CN102009041B (en) | Wind powder-selecting system for column mill | |
| CN203842821U (en) | Particle-grading powder separator | |
| CN209501889U (en) | A kind of fluidized bed air flow crusher of controllable granularity | |
| CN205797372U (en) | Conical ball mill machine production line | |
| CN205361493U (en) | Powder coating collecting device | |
| CN206050963U (en) | The pneumatic conveyer of nano-calcium carbonate filter cake material | |
| CN104858033B (en) | A kind of grinding method | |
| CN205008241U (en) | Narrow rank two -stage turbine air current grader grading system | |
| CN209156410U (en) | A kind of gas flow sizing machine that powder particle three is isolated | |
| CN206549853U (en) | A kind of cyclone separator | |
| CN206661380U (en) | A kind of rice protein negative pressure series connection crushes aspirator | |
| CN201389523Y (en) | High-efficiency rotor-type carbon forming powder grader | |
| CN2762901Y (en) | High efficiency and powder-raising type powder separating machine | |
| CN208642907U (en) | A kind of air current classifying equipment | |
| CN213726979U (en) | Superfine silica powder grading equipment with circulation bypass and double grading functions | |
| CN201357144Y (en) | Combined type efficient rotor power-choosing machine for desulfurizing and pulverizing | |
| CN205236215U (en) | Grader is broken up to high -speed water conservancy diversion cyclone | |
| CN209097757U (en) | A kind of twin-stage gas-solid separating device for air-transport system | |
| CN209317938U (en) | A kind of novel mineral hydrocyclone | |
| CN206229477U (en) | A kind of powdery paints production grading crushing device | |
| CN106694366A (en) | Large micron classifier | |
| CN113145234A (en) | Grading device with angle for vertical grading wheel blade | |
| CN105251751A (en) | Mine dust discharging and collecting device and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: LUXI COUNTY QUNXIANG NEW MATERIAL TECHNOLOGY Co.,Ltd. Assignor: Mi Chengqun Contract record no.: 2015430000059 Denomination of utility model: Superfine spherical aluminum powder dispersing device and dispersing, grading and collecting system employing same Granted publication date: 20141001 License type: Exclusive License Record date: 20150527 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Ultrafine spherical aluminum powder dispersion and dispersion device and its dispersion, classification, and collection system Effective date of registration: 20231102 Granted publication date: 20141001 Pledgee: Hunan Luxi Rural Commercial Bank Co.,Ltd. Pledgor: LUXI COUNTY QUNXIANG NEW MATERIAL TECHNOLOGY Co.,Ltd.|Mi Chengqun Registration number: Y2023980063646 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141001 |