CN106824407B - A kind of agitator mill and the method using the agitator mill grinding mineral - Google Patents
A kind of agitator mill and the method using the agitator mill grinding mineral Download PDFInfo
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- CN106824407B CN106824407B CN201710077388.9A CN201710077388A CN106824407B CN 106824407 B CN106824407 B CN 106824407B CN 201710077388 A CN201710077388 A CN 201710077388A CN 106824407 B CN106824407 B CN 106824407B
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Classifications
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- 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
- B02C17/10—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 with one or a few disintegrating members arranged in the container
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- 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
- B02C17/163—Stirring means
-
- 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
- B02C17/18—Details
- B02C17/20—Disintegrating members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/20—Adding fluid, other than for crushing or disintegrating by fluid energy after crushing or disintegrating
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a kind of agitator mills, it is characterised by comprising: mixing part, driving portion, fixed part, bracket and cylinder, the driving portion is fixed on the fixed part, the fixed part is fixed on the bracket, the cylinder is fixed on the bracket, and the driving portion and the mixing part are sequentially connected；The mixing part includes stirring rod, the stirring rod includes stirring rod barred body and at least one annulus, the annulus is welded on the stirring rod barred body, and the stirring rod lower end is protruded into the cylinder, and the present invention also provides a kind of methods of application agitator mill grinding mineral.A kind of agitator mill of the invention, is used primarily in laboratory, substitutes traditional stick using annulus and follows closely, main advantage is that structure is simple, and disassembly is easy to carry, increases grinding contact area, grinding efficiency is improved, and provides gross data for the research and development of the industrial equipment of disc format.
Description
Technical field
The present invention relates to milling apparatus technical fields, grind more particularly to a kind of agitator mill and using the agitator mill
The method of ore grinding object.
Background technique
Agitator mill moves abrasive media using agitating device and generates impact, shearing, abrasive action, thus crushed material
The equipment of material.Conventional grinding machine is that abrasive media movement is driven by cylinder movement, and the power of agitator mill input is directly used in stirring
The rotation of mechanism moves abrasive media and comminuting matter, therefore its energy efficiency is higher than conventional grinding machine and vibrating mill.Ball-stirring mill
Machine can be produced intermittently or serially.The types such as groove profile, vertical can be divided into according to cylindrical shape.
Agitator mill is suitable for the various ores of grinding and other materials, is widely used in ore dressing, the industries such as building materials and chemical industry.
In order to meet the condition for producing various Grained Requirements, it will usually the research and development test of small device is first carried out in laboratory, it is such to stir
It mixes grinding machine and is used primarily in laboratory, use stick nail form in the majority on stirring rod assembly.
Traditional agitator mill is mostly producer's production, and framework molding is fixed, disassembly trouble, it has not been convenient to carry transfer.
Since new and high technology and new material industry are to the particular/special requirement of mineral powder, powder industry is just towards ultra-fine grinding
Direction rapidly develops.The large specific surface area of superfine powder, grain defect be few, it is active it is high, reaction rate is fast, filler reinforcement is good,
Solubility is big, sintering temperature is low and sintering strength is high, therefore, improves superfine technique to Modern High-Tech's new material industry
Development has extremely important meaning.
Summary of the invention
The present invention provides a kind of agitator mill and the method using the agitator mill grinding mineral, is used primarily in experiment
Room substitutes traditional stick using annulus and follows closely, and main advantage is that structure is simple, and disassembly is easy to carry, increases grinding contact area,
Grinding efficiency is improved, and provides gross data for the research and development of the industrial equipment of disc format.
In order to achieve the above objectives, the technical scheme adopted by the invention is that:
A kind of agitator mill, comprising: mixing part, driving portion, fixed part, bracket and cylinder, the driving portion are fixed on institute
It states on fixed part, the fixed part is fixed on the bracket, and the cylinder is fixed on the bracket, the driving portion and institute
State mixing part transmission connection；The mixing part includes stirring rod, and the stirring rod includes stirring rod barred body and at least one annulus,
The annulus is welded on the stirring rod barred body, and the annulus protrudes into the cylinder, and when stirring, annulus can be more than stick fourth
Good drive mill ball movement, mill ball is the prior art, can normally face is commercially available from the market.
Particularly preferred, the circle ring inner wall is welded on the stirring rod barred body outer wall, and the number of rings has 3-9
A, the spacing between upper and lower two adjacent annulus is 25-50mm, and symmetry axis where the annulus pad is pressed from top to bottom
Deflection angle is 40-180 ° of arrangement clockwise or counterclockwise, and the internal radius is 20-40mm, outer diameter 40-60mm, inside and outside
Diameter differs 20mm, is highly 3-10mm.
Particularly preferred, the number of rings has 9, and the spacing between upper and lower two adjacent annulus is 25mm, from
It is 40 ° by deflection angle clockwise or counterclockwise up to symmetry axis where the lower annulus pad to arrange, the internal radius
For 20mm, outer diameter 40mm, when stirring, mill ball can pass through ring gap and realize grinding.
Particularly preferred, the bracket includes pedestal and support rod, and fixed jack, the support are provided on the pedestal
Bar is inserted vertically into the fixed jack, and is fixed on the base with fastening bolt, and the cylinder body bottom is solid by bolt
Determine on the base, the fixed part is fixed on the support rod；The total distribution height of the annulus and the cylinder
Height ratio is less than 0.7, and the minimum range of the inner wall of the cylinder and the annulus outer wall is greater than twice of grinding bulb diameter, most
The annulus of lower end is greater than twice of grinding bulb diameter at a distance from the cylinder body bottom, the purpose being arranged in this way be in order to
It will not card ball in whipping process.
Particularly preferred, the fixed part includes locating sleeve and supporting block, and the locating sleeve is hollow circular tube, socket
On the support rod, lower end is abutted with the pedestal, and the locating sleeve height is less than the support rod height, the support
Block includes first through hole and the second through-hole, and the supporting block is socketed on the support rod by the first through hole, the branch
Bracer is bolted on the support rod, is abutted at the top of the lower section of the supporting block and the locating sleeve, described fixed
Position casing height is higher than the cylinder height.
Particularly preferred, the driving portion is motor or electric drill, and the motor or electric drill are bolted on the branch
On bracer, the output shaft of the motor or electric drill is sequentially connected by second through-hole and stirring rod barred body upper end.
The method of agitator mill grinding mineral described in a kind of application, which comprises the steps of: successively to institute
It states and abrasive media, mineral materials and water is added in cylinder, stirred at 1500-2600r/min, and control temperature not more than
55℃。
Particularly preferred, the abrasive media parts by weights is five equal portions, and the mineral materials parts by weights is quarter,
The first equal portions abrasive media is added first, the first equal portions mineral materials is then added, staggeredly adds, and is finally added the 5th equal portions and is ground
Grinding media, then plus water.
Particularly preferred, the abrasive media is nano oxidized aluminium ball, and diameter uses 0.8-4.0mm, single abrasive media
Loading is 2-6KG, and single mineral materials loading is 0.3-1.0KG.
Particularly preferred, the abrasive media is nano oxidized aluminium ball, and diameter uses 0.8mm, the filling of single abrasive media
Amount is 6KG, and single mineral materials loading is 1.0KG.
The method of a kind of agitator mill provided by the invention and application the agitator mill grinding mineral, is used primarily in experiment
Room substitutes traditional stick using annulus and follows closely, and main advantage is that structure is simple, and disassembly is easy to carry, increases grinding contact area,
Grinding efficiency is improved, and provides gross data for the research and development of the industrial equipment of disc format.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is support block structure schematic diagram of the invention；
Fig. 3 is stirring rod structural schematic diagram of the invention；
Fig. 4 is stirring rod top view of the invention；
In figure, 1, motor or electric drill, 2, support rod, 3, locating sleeve, 4, pedestal, 5, cylinder, 6, annulus, 7, stirring stick
Body, 8, supporting block, 801, first through hole, the 802, second through-hole.
Specific embodiment
The present invention is described in further detail below by specific embodiment.
Embodiment 1:
Equipment A:
A kind of agitator mill, it is characterised in that: including mixing part, driving portion, fixed part, bracket and cylinder 5, the driving
Portion is fixed on the fixed part, and the fixed part is fixed on the bracket, and the cylinder 5 is fixed on the bracket, institute
It states driving portion and the mixing part is sequentially connected；The mixing part includes stirring rod, and the stirring rod includes 7 He of stirring rod barred body
9 annulus 6, the annulus 6 are welded on the stirring rod barred body 7, and the annulus 6 protrudes into the cylinder 5.The annulus 6
Inner wall is welded on 7 outer wall of stirring rod barred body.The bracket includes pedestal 4 and support rod 2, is provided on the pedestal 4
Fixed jack, the support rod 2 are inserted vertically into the fixed jack, and are fixed on the pedestal 4 with fastening bolt, described
5 bottom of cylinder is fixed on the pedestal 4, and the fixed part is fixed on the support rod 2；The total distribution of the annulus 6 is high
For the height ratio of degree and the cylinder 5 less than 0.7, the minimum range of the inner wall of the cylinder 5 and 6 outer wall of annulus is greater than two
Times grinding bulb diameter, grinding bulb diameter of the annulus 6 described in the lowermost with 5 bottom of cylinder at a distance from greater than twice.Institute
Stating fixed part includes locating sleeve 3 and supporting block 8, and the locating sleeve 3 is hollow circular tube, is socketed on the support rod 2, under
End is abutted with the pedestal 4, and 3 height of locating sleeve is less than 2 height of support rod, and the supporting block 8 includes first logical
Hole 801 and the second through-hole 802, the supporting block 8 are socketed on the support rod 2 by the first through hole 801, the support
It is abutted at the top of the lower section of block 8 and the locating sleeve 3, the supporting block 8 is bolted on the support rod 2, described
3 height of locating sleeve is higher than 5 height of cylinder.The driving portion is motor or electric drill 1, and the motor or electric drill 1 are fixed on
In the supporting block 8, the output shaft of the motor or electric drill 1 passes through second through-hole 802 and 7 upper end of stirring rod barred body
Transmission connection.
The 6 internal diameter 20mm of annulus, outer diameter 40mm, the 6 height 3mm of annulus, up and down between two adjacent annulus 6
Spacing be 25mm, symmetry axis where 6 pad of annulus is 40 ° of rows by deflection angle clockwise or counterclockwise from top to bottom
Column.
A kind of method of the application agitator mill grinding mineral, comprising the following steps: abrasive media parts by weights is five etc.
Part, mineral materials parts by weights is quarter, adds the first equal portions abrasive media first, then adds the first equal portions mineral object
Then plus water material, is staggeredly added, and finally adds the 5th equal portions abrasive media, is stirred at 1500-2600r/min, and control temperature
Not more than 55 DEG C of degree；Abrasive media is nano oxidized aluminium ball, and diameter uses 0.8mm, and single abrasive media loading is
6KG, single mineral materials loading are 1.0KG.Embodiment 2:
Equipment B:
Unlike the first embodiment: a kind of method of the application agitator mill grinding mineral, abrasive media are nano oxidized
Aluminium ball, diameter use 1.0mm.
Embodiment 3:
Equipment C:
Unlike the first embodiment: a kind of agitator mill, the 6 internal diameter 25mm of annulus, outer diameter 45mm, the annulus 6 are high
5mm is spent, the annulus 6 is provided with 8, and the spacing between upper and lower two adjacent annulus is 30mm, from top to bottom the circle
Symmetry axis where 6 pad of ring is 90 ° of arrangements by deflection angle clockwise or counterclockwise.
A kind of method of the application agitator mill grinding mineral, abrasive media are nano oxidized aluminium ball, and diameter uses
1.0mm, single abrasive media loading are 5KG, and single mineral materials loading is 0.9KG.
Embodiment 4:
Equipment D:
As different from Example 3: a kind of agitator mill, the annulus 6 are provided with 6, and the annulus 6 welds from top to bottom
Symmetry axis where contact is 120 ° of arrangements by deflection angle clockwise or counterclockwise.
Embodiment 5:
Equipment E:
Unlike the first embodiment: a kind of agitator mill, the 6 internal diameter 30mm of annulus, outer diameter 50mm, the annulus 6 are high
5mm is spent, the annulus 6 is provided with 6, and the spacing between upper and lower two adjacent annulus 6 is 30mm, from top to bottom the circle
Symmetry axis where 6 pad of ring is 120 ° of arrangements by deflection angle clockwise or counterclockwise.
A kind of method of the application agitator mill grinding mineral, abrasive media are nano oxidized aluminium ball, and diameter uses
2.0mm, single abrasive media loading are 4KG, and single mineral materials loading is 0.7KG.
Embodiment 6:
Equipment F:
As different from Example 5: a kind of agitator mill, the spacing between two adjacent annulus 6 is 35mm up and down.
Embodiment 7:
Equipment G:
Unlike the first embodiment: a kind of agitator mill, the 6 internal diameter 35mm of annulus, outer diameter 55mm, the annulus 6 are high
7mm is spent, the annulus 6 is provided with 4, and the spacing between upper and lower two adjacent annulus 6 is 35mm, from top to bottom the circle
Symmetry axis where 6 pad of ring is 90 ° of arrangements by deflection angle clockwise or counterclockwise.
A kind of method of the application agitator mill grinding mineral, abrasive media are nano oxidized aluminium ball, and diameter uses
3.0mm, single abrasive media loading are 3KG, and single mineral materials loading is 0.5KG.
Embodiment 8:
Equipment H:
As different from Example 7: a kind of agitator mill, symmetry axis where 6 pad of annulus is by suitable from top to bottom
Hour hands or deflection angle counterclockwise are 180 ° of arrangements.
Embodiment 9:
Equipment J:
Unlike the first embodiment: a kind of agitator mill, the 6 internal diameter 40mm of annulus, outer diameter 60mm, the annulus 6 are high
7mm is spent, the annulus 6 is provided with 3, and the spacing between upper and lower two adjacent annulus 6 is 50mm, from top to bottom the circle
Symmetry axis where 6 pad of ring is 120 ° of arrangements by deflection angle clockwise or counterclockwise.
A kind of method of the application agitator mill grinding mineral, abrasive media are nano oxidized aluminium ball, and diameter uses
4.0mm, single abrasive media loading are 2KG, and single mineral materials loading is 0.3KG.
Embodiment 10:
Equipment K:
As different from Example 9: a kind of agitator mill, the 6 height 10mm of annulus.
Embodiment the effect list:
Embodiment is for grinding the 50% solid fluorite ore containing about P80=100 μm, and when grinding 5 minutes, sample ore goes out
Expect that fineness size is presented as effect, power control is in 500W:
Embodiment 1 is compared with embodiment 2, and the small grinding effect of grinding bulb diameter is better than grinding bulb diameter big；Embodiment 3
It is compared with embodiment 4, the grinding effect more than annulus number is few better than annulus number；Embodiment 5 is compared with embodiment 6, annulus
Closely spaced grinding effect is better than annulus spacing big；Embodiment 7 is compared with embodiment 8, and the small grinding effect of deflection angle is excellent
Big in deflection angle；Embodiment 9 is compared with embodiment 10, and the big grinding effect of annulus height is small better than annulus height.
Above embodiments grinding effect is to grind the obtained mineral fineness of same time for same mineral aggregate, can be tested
For card under the conditions of controlling certain cost (energy consumption), whether sample ore can be ground to target fineness, while provide a variety of preferred embodiments, no
Whether can also can be ground by this device authentication sample ore with sample ore.
Beneficial effects of the present invention: a kind of agitator mill provided by the invention and the application agitator mill grinding mineral
Method is used primarily in laboratory, substitutes traditional stick using annulus and follows closely, and main advantage is that structure is simple, dismantles easy to carry, circle
Ring increases grinding contact area, and grinding efficiency can be improved, and the size of the cylinder and agitator disk for industrial sand mill
Match, agitator disk quantity, distribution, circle number have experimental basis.
Several preferred embodiments of the invention have shown and described in above description, but as previously described, it should be understood that the present invention
Be not limited to forms disclosed herein, should not be regarded as an exclusion of other examples, and can be used for various other combinations,
Modification and environment, and the above teachings or related fields of technology or knowledge can be passed through within that scope of the inventive concept describe herein
It is modified.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the present invention, then it all should be in this hair
In the protection scope of bright appended claims.
Claims (7)
1. a kind of agitator mill, it is characterised in that: including mixing part, driving portion, fixed part, bracket and cylinder (5), the driving
Portion is fixed on the fixed part, and the fixed part is fixed on the bracket, and the cylinder (5) is fixed on the bracket,
The driving portion and the mixing part are sequentially connected；The mixing part includes stirring rod, and the stirring rod includes stirring rod barred body
(7) it is welded on the stirring rod barred body (7) at least one annulus (6), the annulus (6), the annulus (6) is protruded into described
In cylinder (5), annulus (6) inner wall is welded on stirring rod barred body (7) outer wall, and annulus (6) quantity has 3-9
A, the spacing between upper and lower two adjacent annulus (6) is 25-50mm, right where annulus (6) pad from top to bottom
Axis is referred to as 40-180 ° of arrangement by deflection angle clockwise or counterclockwise, and annulus (6) internal diameter is 20-40mm, outer diameter 40-
60mm, internal-and external diameter differ 20mm, are highly 3-10mm, and annulus (6) quantity has 9, upper and lower two adjacent annulus
(6) spacing between is 25mm, and symmetry axis where annulus (6) pad is by deflection angle clockwise or counterclockwise from top to bottom
It is arranged for 40 °, annulus (6) internal diameter is 20mm, and outer diameter 40mm, the bracket includes pedestal (4) and support rod (2), institute
It states support rod (2) to be fixed on vertically on the pedestal (4), cylinder (5) bottom is fixed on the pedestal (4), described solid
Determine portion to be fixed on the support rod (2)；The height ratio of the annulus (6) total distribution height and the cylinder (5) is less than
0.7, the inner wall of the cylinder (5) is greater than twice of grinding bulb diameter, the lowermost with the minimum range of the annulus (6) outer wall
The annulus (6) is greater than twice of grinding bulb diameter at a distance from the cylinder (5) bottom.
2. agitator mill according to claim 1, it is characterised in that the fixed part includes locating sleeve (3) and supporting block
(8), the locating sleeve (3) is hollow circular tube, is socketed on the support rod (2), lower end is abutted with the pedestal (4), institute
It states locating sleeve (3) and is highly less than the support rod (2) height, the supporting block (8) includes that first through hole (801) and second are logical
Hole (802), the supporting block (8) are socketed on the support rod (2) by the first through hole (801), the supporting block (8)
Lower section and the locating sleeve (3) at the top of abut, the supporting block (8) is bolted on the support rod (2), institute
It states locating sleeve (3) and is highly higher than the cylinder (5) height.
3. agitator mill according to claim 2, it is characterised in that the driving portion is motor or electric drill (1), the electricity
Machine or electric drill (1) are fixed on the supporting block (8), and the output shaft of the motor or electric drill (1) passes through second through-hole
(802) it is sequentially connected with stirring rod barred body (7) upper end.
4. a kind of method using agitator mill grinding mineral as claimed in claim 3, which comprises the steps of:
Abrasive media, mineral materials and water are successively added into the cylinder (5), is stirred at 1500-2600r/mi n, and control temperature
Not more than 55 DEG C of degree.
5. the method for grinding mineral according to claim 4, it is characterised in that the abrasive media parts by weights is five etc.
Part, the mineral materials parts by weights is quarter, adds the first equal portions abrasive media first, then adds the first equal portions mineral
Then plus water material staggeredly adds, and finally adds the 5th equal portions abrasive media,.
6. the method for grinding mineral according to claim 5, it is characterised in that the abrasive media is nano oxidized aluminium ball,
Diameter uses 0.8-4.0mm, and single abrasive media loading is 2-6KG, and single mineral materials loading is 0.3-1.0KG.
7. the method for grinding mineral according to claim 6, it is characterised in that the abrasive media is nano oxidized aluminium ball,
Diameter uses 0.8mm, and single abrasive media loading is 6KG, and single mineral materials loading is 1.0KG.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710077388.9A CN106824407B (en) | 2017-02-14 | 2017-02-14 | A kind of agitator mill and the method using the agitator mill grinding mineral |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710077388.9A CN106824407B (en) | 2017-02-14 | 2017-02-14 | A kind of agitator mill and the method using the agitator mill grinding mineral |
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| CN106824407B true CN106824407B (en) | 2019-02-15 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109499698A (en) * | 2017-09-15 | 2019-03-22 | 南京麒麟科学仪器集团有限公司 | Ball-stirring mill fast grinding method |
| CN114515629B (en) * | 2022-02-18 | 2023-05-12 | 贵州广铝氧化铝有限公司 | Slurry stirring and grinding equipment for alumina production |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1340385A (en) * | 1971-05-13 | 1973-12-12 | Soloviev V P | Wet grinder |
| DE3838981A1 (en) * | 1988-11-18 | 1990-05-23 | Eirich Walter | AGITATOR BALL MILL |
| CN2617466Y (en) * | 2003-05-04 | 2004-05-26 | 苏州中材非金属矿工业设计研究院有限公司 | High efficient grinding stripper |
| CN101811085A (en) * | 2009-12-24 | 2010-08-25 | 华南理工大学 | High pressure roller mill and micro-bead medium stirring mill composite device and method for preparing superfine calcium carbonate by using same |
| CN203264780U (en) * | 2013-04-16 | 2013-11-06 | 森勒(上海)机械设备有限公司 | Horizontal disc-type sand mill |
| CN203620745U (en) * | 2013-10-19 | 2014-06-04 | 长沙高新开发区万华粉体设备有限公司 | Superfine stirring mill system |
| CN203678460U (en) * | 2013-12-25 | 2014-07-02 | 富鑫奈米科技股份有限公司 | Double-shaft-driven wet type medium stirring grinder |
| CN203610179U (en) * | 2013-12-28 | 2014-05-28 | 中国地质科学院郑州矿产综合利用研究所 | Nonmetal mining stirring mill |
| CN105964345A (en) * | 2016-06-25 | 2016-09-28 | 余林岚 | Paint grinder and operation method thereof |
| CN206543615U (en) * | 2017-02-14 | 2017-10-10 | 浙江艾领创矿业科技有限公司 | A kind of agitator mill |
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Denomination of invention: Stirred mill and method for milling minerals by using stirred mill Effective date of registration: 20200110 Granted publication date: 20190215 Pledgee: Bank of Jinhua Limited by Share Ltd. science and Technology Branch Pledgor: ALC MINERALS TECHNOLOGY CO.,LTD. Registration number: Y2020330000024 |
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Date of cancellation: 20230626 Granted publication date: 20190215 Pledgee: Bank of Jinhua Limited by Share Ltd. science and Technology Branch Pledgor: ALC MINERALS TECHNOLOGY CO.,LTD. Registration number: Y2020330000024 |