CN104415852A - Sieve-free ultrafine pulverizer with micro-fine grading machine - Google Patents
Sieve-free ultrafine pulverizer with micro-fine grading machine Download PDFInfo
- Publication number
- CN104415852A CN104415852A CN201310404473.3A CN201310404473A CN104415852A CN 104415852 A CN104415852 A CN 104415852A CN 201310404473 A CN201310404473 A CN 201310404473A CN 104415852 A CN104415852 A CN 104415852A
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- CN
- China
- Prior art keywords
- pulverizer
- classifying turbine
- end plate
- pulverizing chamber
- sieve
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Classifications
-
- 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
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
- B02C23/12—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone with return of oversize material to crushing or disintegrating zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/288—Ventilating, or influencing air circulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
- B07B7/08—Selective separation of solid materials carried by, or dispersed in, gas currents using centrifugal force
- B07B7/083—Selective separation of solid materials carried by, or dispersed in, gas currents using centrifugal force generated by rotating vanes, discs, drums, or brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/26—Details
- B02C13/286—Feeding or discharge
- B02C2013/28618—Feeding means
- B02C2013/28654—Feeding means of screw type
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention relates to a sieve-free ultrafine pulverizer with a micro-fine grading machine. According to the technical scheme, the sieve-free ultrafine pulverizer with the micro-fine grading machine comprises a sieve-free pulverizer (1), a spiral feeder (3), a chute (4) and a horizontal micro-fine grading machine (5), wherein a grading machine feeding hole (5-7) is communicated with a pulverizer upper part opening (1-11); a discharging hole of the spiral feeder (3) is communicated with one end of the chute (4); and the other end of the chute (4) stretches into a pulverizing chamber. With the adoption of the technical scheme, the structure is simple and the yield is high.
Description
Technical field
The present invention relates to a kind of pulverizer without sieve with grading plant, it utilizes the hammer leaf of High Rotation Speed to pulverize material, and the material after pulverizing carries out the material sorting of Different Weight by grading plant, realizes Crushing of Ultrafine or the ultramicro grinding of material.
Background technology
According to pulverizing the granule size of finished product and pulverizing the ratio of front and back particle size, disintegrating apparatus can be divided into 4 classes, specifically classifies in table 1.
Table 1 disintegrating apparatus is classified
Unit: um
Existing atomizer or micronizer mainly utilize the hammer leaf in pulverizing chamber to pulverize material, and the material after pulverizing realizes the discharging of fine particle product by the grader of vertical installation.
As: the open a kind of two crushing chamber crusher of Chinese patent notification number CN2402398Y.This pulverizing chamber comprises sieve plate frame and sieve plate, because sieve plate surrounds rotor, when being positioned at the rotor high-speed rotation of pulverizing chamber, inevitably will form circulation layer, and improve energy consumption, reduces output.
For another example: China Patent Publication No. CN201774941U discloses a kind of grinding system, it utilizes existing horizontal hammer crusher, improves output.Its concrete system comprises raw material sieve, pulverizer without sieve, expansion chamber, screw conveyor, elevator, Powder screen and powder collecting cabin, expansion chamber is positioned at the below of pulverizer, the discharging opening of pulverizer is connected to one end of expansion chamber, the other end of expansion chamber is connected with the air inlet of pulse dust collector, the air outlet of pulse dust collector is connected with the import of blower fan, screw conveyor is positioned at the bottom of expansion chamber, the discharge end of screw conveyor is connected with elevator, the charging aperture of pulverizer without sieve is led in the outlet of raw material sieve oversize by pipeline, the upper end discharging opening of elevator is connected with Powder screen charging aperture, the outlet of Powder screen screenings is connected with the entrance of powder collecting cabin, the charging aperture of pulverizer without sieve is led in the outlet of Powder screen oversize by pipeline.This system, by the combination of a series of screening, conveying equipment, realizes pulverizing object without sieve.It is mainly not enough: complex structure.
Summary of the invention
The object of the invention is for deficiency of the prior art, provide a kind of nothing sieve micronizer with sizing machine, claimed structure is simple, output is high, good crushing effect.
For achieving the above object, the present invention by the following technical solutions: a kind of with sizing machine without sieve micronizer, it comprises pulverizer without sieve, scroll feeder, skewed slot and horizontal sizing machine, wherein:
Described pulverizer without sieve includes pulverizer main shaft, pulverizer end plate, gear ring, rotor and pulverizer mair motor, gear ring forms pulverizing chamber with the pulverizer end plate being fixed in gear ring both sides, pulverizer main shaft two ends through pulverizer end plate are fixed by pulverizer bearing, pulverizer mair motor is connected with pulverizer main shaft one end, the rotor being positioned at pulverizing chamber is fixed on pulverizer main shaft, pulverizing chamber top is provided with pulverizer upper opening, and pulverizer upper opening is communicated with pulverizing chamber;
Described horizontal sizing machine includes classifying turbine seat, classifying turbine, transmission mechanism and grader motor, classifying turbine is placed in classifying turbine seat, transmission mechanism one end and classifying turbine affixed, the transmission mechanism other end is connected with grader motor, classifying turbine seat is made up of 1# end plate, classifying turbine seat housing and 2# end plate, be provided with grader charging aperture below classifying turbine seat housing, 1# end plate is provided with discharging opening, and classifying turbine seat housing is between 1# end plate and 2# end plate; Classifying turbine comprises 3# end plate, blade and 4# end plate, and some blades are fixed between 3# end plate and 4# end plate; Grader charging aperture is communicated with pulverizer upper opening;
The discharging opening of described scroll feeder is communicated with skewed slot one end, and the described skewed slot other end stretches in pulverizing chamber.
Further, be also provided with blast pipe, blast pipe one end is communicated with described pulverizing chamber, and the blast pipe other end is communicated with described pulverizer space outerpace.
Further, described blast pipe one end is communicated with pulverizing chamber lower space.
Further, be also provided with air uniform plate, air uniform plate is provided with hole, and air uniform plate is positioned at the exit, blast pipe one end be communicated with described pulverizing chamber.
Further, described classifying turbine is cylindrical.
Further again, described classifying turbine internal diameter is more than or equal to discharging opening diameter.
Further again, described classifying turbine width is more than or equal to charging aperture width.
Further, described grader motor is variable-frequency motor.
Adopt the beneficial effect after technique scheme:
1, the combination of pulverizer without sieve and horizontal sizing machine, avoids the formation of material circulation layer in crushing process on the one hand, and on the other hand, the horizontal sizing machine being positioned at top under the effect of outer fan, can suck the material crushed and carry out classification.This apparatus structure is simple, and output is high.
2, blast pipe one end is communicated with pulverizing chamber lower space, and the air newly filling into pulverizing chamber can pass whole pulverizing chamber in a counter-current configuration, improve crushing effect further.Air uniform plate, make the air-distribution that fills into evenly, improve crushing effect.
3, cylindrical classifying turbine, changes the technology prejudice of existing tapered grading impeller.Specific classifying turbine internal diameter and classifying turbine width, ensure the discharging effect of pulverizer further.
4, grader motor adopts variable-frequency motor, and handled easily personnel are according to needing to change classifying turbine rotating speed.When needs improve output, when reducing grading effect, lower motor speed; When needs improve grading effect, improve motor speed.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the side-looking structure chart of Fig. 1;
Fig. 3 is the structure chart of parts 5 in Fig. 1;
Fig. 4 is the side-looking structure chart of Fig. 3;
Fig. 5 is the structure chart of parts 5-1 in Fig. 3;
Fig. 6 is the side-looking structure chart of Fig. 5;
Fig. 7 is the structure chart of parts 5-2 in Fig. 3;
Fig. 8 is the side-looking structure chart of Fig. 7;
Fig. 9 is the structure chart of parts 5-3 in Fig. 3.
In figure:
1, pulverizer without sieve, 1-1, pulverizer main shaft, 1-2, pulverizer end plate, 1-3, gear ring, 1-4, rotor, 1-5, support, 1-6, pulverizer mair motor, 1-7, air inlet, 1-8, blast pipe, 1-9, air uniform plate, 1-10, pulverizer bearing, 1-11, pulverizer upper opening, 1-12, pulverizer shaft coupling
2, feed hopper,
3, scroll feeder, 3-1, feeding motor,
4, skewed slot,
5, horizontal sizing machine, 5-1, classifying turbine seat, 5-1-1, 1# end plate, 5-1-2, classifying turbine seat housing, 5-1-3, 2# end plate, 5-2, classifying turbine, 5-2-1, 3# end plate, 5-2-2, blade, 5-2-3, 4# end plate, 5-2-4, axle sleeve hole, 5-3, transmission mechanism, 5-3-1, classification arbor, 5-3-2, 1# seal cover, 5-3-3, retainer, 5-3-4, spacer, 5-3-5, grader bearing, 5-3-6, 2# seal cover, 5-4, grader shaft coupling, 5-6, grader motor, 5-7, grader charging aperture, φ a, discharging opening diameter, φ b, the classifying turbine internal diameter of hollow, La, charging aperture width, Lb, classifying turbine width,
6, discharging opening.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in more detail.
Embodiment
As shown in Fig. 1 ~ 9, a kind of nothing sieve micronizer with sizing machine, it comprises pulverizer without sieve 1, scroll feeder 3, skewed slot 4 and horizontal sizing machine 5, wherein:
Pulverizer without sieve includes pulverizer main shaft 1-1, pulverizer end plate 1-2, gear ring 1-3, rotor 1-4 and pulverizer mair motor 1-6, gear ring both sides are connected with pulverizer end plate 1-2, gear ring 1-3 is evenly equipped with tooth, gear ring 1-3 and both sides pulverizer end plate 1-2 forms pulverizing chamber, pulverizer main shaft 1-1 is through pulverizer end plate 1-2, pulverizer main shaft 1-1 two ends are fixed on support 1-5 by pulverizer bearing 1-10, pulverizer mair motor 1-6 is connected with pulverizer main shaft 1-1 one end by pulverizer shaft coupling 1-12, rotor 1-4 is positioned at pulverizing chamber, and rotor 1-4 is fixed on pulverizer main shaft 1-1, the preferred lance tooth of tooth on gear ring 1-3, as shown in Figure 1, 2, between pulverizing chamber and the space outerpace of pulverizer, preferably arrange blast pipe 1-8, blast pipe 1-8 one end is communicated with pulverizing chamber, and the blast pipe 1-8 other end is provided with air inlet 1-7, so, pulverizer space outerpace is communicated with pulverizing chamber by air inlet 1-7, blast pipe 1-8, as shown in Figure 1, 2, blast pipe 1-8 one end is preferably disposed on pulverizing chamber bottom.So, blast pipe 1-8 one end is communicated with pulverizing chamber lower space, and the air filled in pulverizing chamber can pass whole pulverizing chamber in a counter-current configuration, is provided with pulverizer upper opening 1-11 above pulverizing chamber; Separately, the blast pipe 1-8 one end be communicated with pulverizing chamber bottom preferably arranges air uniform plate 1-9, and air uniform plate 1-9 is provided with hole;
Described horizontal sizing machine 5 comprises classifying turbine seat 5-1, classifying turbine 5-2, transmission mechanism 5-3 and grader motor 5-6, classifying turbine 5-2 is placed in classifying turbine seat 5-1, transmission mechanism 5-3 one end and classifying turbine 5-2 affixed, the transmission mechanism 5-3 other end is connected with grader motor 5-6 by grader shaft coupling 5-4, classifying turbine seat 5-1 is by 1# end plate 5-1-1, classifying turbine seat housing 5-1-2 and 2# end plate 5-1-3 is formed, grader charging aperture 5-7 is provided with below classifying turbine seat housing 5-1-2, 1# end plate 5-1-1 is provided with discharging opening 6, classifying turbine seat housing 5-1-2 is between 1# end plate 5-1-1 and 2# end plate 5-1-3, classifying turbine 5-2 comprises 3# end plate 5-2-1, blade 5-2-2 and 4# end plate 5-2-3, and some blade 5-2-2 are fixed between 3# end plate 5-2-1 and 4# end plate 5-2-3, and grader charging aperture 5-7 is communicated with pulverizer upper opening 1-11, certainly, the above-mentioned transmission mechanism 5-3 other end is also connected with grader motor 5-6 by kinds of drive such as belts, as shown in Fig. 3,7,8, classifying turbine 5-2 pref. cylindrical classifying turbine, some blade 5-2-2 levels are fixed between 3# end plate 2-1 and 4# end plate 2-3, separately, the preferred version of classifying turbine internal diameter: classifying turbine internal diameter is more than or equal to discharging opening diameter, that is: φ b >=φ a, the preferred version of classifying turbine width: classifying turbine width is preferably greater than or equal to charging aperture width, that is: Lb >=La, the preferred variable-frequency motor of grader motor 5-6,
The discharging opening of scroll feeder 3 connects skewed slot 4 one end, and skewed slot 4 other end stretches in pulverizing chamber.According to needing to establish feed hopper 2 on the charging aperture of scroll feeder 3.Feeding motor 3-1 by the actuator drives scroll feeder 3 of scroll feeder, the transmission device of scroll feeder can but be not limited to: belt, sprocket wheel.
For illustrating, as shown in Figure 9, the transmission mechanism 5-3 of grader is by classification arbor 5-3-1, 1# seal cover 5-3-2, 2# seal cover 5-3-6, retainer 5-3-3, spacer 5-3-4 and grader bearing 5-3-5 is formed, classification arbor 5-3-1 is arranged in retainer 5-3-3 by two grader bearing 5-3-5, isolated by spacer 5-3-4 between two grader bearing 5-3-5, two grader bearing 5-3-5 are enclosed in retainer 5-3-3 from two ends by 1# seal cover 5-3-2 and 2# seal cover 5-3-6, so, classification arbor 5-3-1 one end and aforementioned classifying turbine 5-2 affixed, the classification arbor 5-3-1 other end is connected with grader motor 5-6 by grader shaft coupling 5-4.
Relate to the mounting means of classifying turbine 2, two kinds of modes below inventor proposes on aforementioned base:
First kind of way: the cantilever design that one end is stressed.As shown in Figure 3, concrete structure, is provided with axle sleeve hole 5-2-4 in the middle of aforementioned 4# end plate 5-2-3, and classification arbor 5-3-1 one end is affixed by axle sleeve hole 5-2-4 and classifying turbine 5-2.So, classification arbor one end is by the direct affixed classifying turbine 5-2 of axle sleeve hole 5-2-4, and the classification arbor other end is stressed by grader bearing 5-3-5.Classifying turbine is also only stressed by 4# end plate.
The second way: two ends are all stressed.Concrete structure, be connected with 2# bearing by reinforcement in the middle of aforementioned discharging opening 6, classification arbor 5-3-1 one end is arranged in 2# bearing, and 3# end plate 5-2-1 and 4# end plate 5-2-3 is all affixed with classification arbor 5-3-1.So, axle one end is through classifying turbine, and classifying turbine is fixed on classification arbor 5-3-1 by 3# end plate, 4# end plate, and the classification arbor 5-3-1 other end is stressed by grader bearing 5-3-5, and classification arbor two ends are all stressed.Classifying turbine also by 3# end plate, that 4# end plate realizes two ends is stressed.
During normal work, discharging opening connects negative pressure device outward, as: the negative pressure device that cyclone separator, pulse dust collector and blower fan are formed.Raw material enters in pulverizing chamber by feed hopper, scroll feeder, skewed slot, and the gear ring outside the rotor of High Rotation Speed and rotor coordinates, comminuting matter.Material after pulverizing enters grader by pulverizer upper opening under the effect of negative pressure, and qualified material will be discharged from discharging opening by grader, and underproof material will come back to pulverizing chamber and pulverize, and so circulate, until pulverized.
The invention is not restricted to above-described embodiment, the technical scheme that all employings are equal to replacement or equivalence replacement formation all belongs to the scope of protection of present invention.
Claims (8)
1. the nothing sieve micronizer with sizing machine, it comprises pulverizer without sieve (1), scroll feeder (3), skewed slot (4) and horizontal sizing machine (5), it is characterized in that:
Described pulverizer without sieve includes pulverizer main shaft (1-1), pulverizer end plate (1-2), gear ring (1-3), rotor (1-4) and pulverizer mair motor (1-6), gear ring (1-3) and the pulverizer end plate (1-2) being fixed in gear ring both sides form pulverizing chamber, pulverizer main shaft (1-1) two ends through pulverizer end plate are fixed by pulverizer bearing (1-10), pulverizer mair motor (1-6) is connected with pulverizer main shaft (1-1) one end, the rotor (1-4) being positioned at pulverizing chamber is fixed on pulverizer main shaft (1-1), pulverizing chamber top is provided with pulverizer upper opening (1-11), pulverizer upper opening (1-11) is communicated with pulverizing chamber,
Described horizontal sizing machine (5) includes classifying turbine seat (5-1), classifying turbine (5-2), transmission mechanism (5-3) and grader motor (5-6), classifying turbine (5-2) is placed in classifying turbine seat (5-1), transmission mechanism (5-3) one end and classifying turbine (5-2) affixed, transmission mechanism (5-3) other end is connected with grader motor (5-6), classifying turbine seat (5-1) is by 1# end plate (5-1-1), classifying turbine seat housing (5-1-2) and 2# end plate (5-1-3) are formed, classifying turbine seat housing (5-1-2) below is provided with grader charging aperture (5-7), 1# end plate (5-1-1) is provided with discharging opening (6), classifying turbine seat housing (5-1-2) is positioned between 1# end plate (5-1-1) and 2# end plate (5-1-3), classifying turbine (5-2) comprises 3# end plate (5-2-1), blade (5-2-2) and 4# end plate (5-2-3), some blades (5-2-2) are fixed between 3# end plate (5-2-1) and 4# end plate (5-2-3), and grader charging aperture (5-7) is communicated with pulverizer upper opening (1-11),
The discharging opening of described scroll feeder (3) is communicated with skewed slot (4) one end, and described skewed slot (4) other end stretches in pulverizing chamber.
2. the nothing sieve micronizer of band sizing machine according to claim 1, it is characterized in that: be also provided with blast pipe (1-8), blast pipe (1-8) one end is communicated with described pulverizing chamber, and blast pipe (1-8) other end is communicated with described pulverizer space outerpace.
3. the nothing sieve micronizer of band sizing machine according to claim 2, is characterized in that: described blast pipe (1-8) one end is communicated with pulverizing chamber lower space.
4. the nothing sieve micronizer of band sizing machine according to claim 2, it is characterized in that: be also provided with air uniform plate (1-9), air uniform plate (1-9) is provided with hole, and air uniform plate (1-9) is positioned at blast pipe (1-8) exit, one end be communicated with described pulverizing chamber.
5. the nothing sieve micronizer of band sizing machine according to claim 1, is characterized in that: described classifying turbine (5-2) is cylindrical.
6. the nothing sieve micronizer of band sizing machine according to claim 5, is characterized in that: described classifying turbine internal diameter (φ b) is more than or equal to discharging opening diameter, and (φ a).
7. the nothing sieve micronizer of band sizing machine according to claim 5, is characterized in that: described classifying turbine width (Lb) is more than or equal to charging aperture width (La).
8. the nothing sieve micronizer of band sizing machine according to claim 1, is characterized in that: described grader motor (5-6) is variable-frequency motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310404473.3A CN104415852A (en) | 2013-09-09 | 2013-09-09 | Sieve-free ultrafine pulverizer with micro-fine grading machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310404473.3A CN104415852A (en) | 2013-09-09 | 2013-09-09 | Sieve-free ultrafine pulverizer with micro-fine grading machine |
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| CN201310404473.3A Pending CN104415852A (en) | 2013-09-09 | 2013-09-09 | Sieve-free ultrafine pulverizer with micro-fine grading machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106923702A (en) * | 2015-12-31 | 2017-07-07 | 九阳股份有限公司 | A kind of soy bean milk making machine |
| CN108787131A (en) * | 2018-06-01 | 2018-11-13 | 中钢集团新型材料（浙江）有限公司 | A kind of milling method of high temperature gas cooled reactor nuclear fuel element graphous graphite powder |
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| GB230436A (en) * | 1924-03-08 | 1925-07-23 | Raymond Brothers Impact Pulver | Improvements in pulverising mills |
| CN2192384Y (en) * | 1994-10-06 | 1995-03-22 | 王宝芬 | Ultramicro-smash grading device of fluid-bed |
| CN1669658A (en) * | 2005-04-08 | 2005-09-21 | 江苏牧羊集团有限公司 | Horizontal pulverizer |
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| CN201558812U (en) * | 2009-10-28 | 2010-08-25 | 常州市通力机电设备制造有限公司 | Horizontal high speed precise grader |
| CN201940265U (en) * | 2010-12-29 | 2011-08-24 | 朱丽霞 | Novel hammer mill |
| CN102989553A (en) * | 2012-12-17 | 2013-03-27 | 姜大坚 | Crushing system |
| CN202942916U (en) * | 2012-10-27 | 2013-05-22 | 溧阳市正申饲料机械厂 | Pulverizer with air inlet and double pulverizing chambers |
| CN203470131U (en) * | 2013-09-09 | 2014-03-12 | 唐金祥 | Non-sieve ultrafine grinder with fine grader |
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2013
- 2013-09-09 CN CN201310404473.3A patent/CN104415852A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB230436A (en) * | 1924-03-08 | 1925-07-23 | Raymond Brothers Impact Pulver | Improvements in pulverising mills |
| CN2192384Y (en) * | 1994-10-06 | 1995-03-22 | 王宝芬 | Ultramicro-smash grading device of fluid-bed |
| CN2822769Y (en) * | 2004-11-30 | 2006-10-04 | 尹兴伊 | Grinder for producing fine powder |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106923702A (en) * | 2015-12-31 | 2017-07-07 | 九阳股份有限公司 | A kind of soy bean milk making machine |
| CN106923702B (en) * | 2015-12-31 | 2019-02-01 | 九阳股份有限公司 | A kind of soy bean milk making machine |
| CN108787131A (en) * | 2018-06-01 | 2018-11-13 | 中钢集团新型材料（浙江）有限公司 | A kind of milling method of high temperature gas cooled reactor nuclear fuel element graphous graphite powder |
| CN108787131B (en) * | 2018-06-01 | 2020-12-08 | 中钢集团新型材料（浙江）有限公司 | Method for preparing powder from artificial graphite powder for high-temperature gas cooled reactor nuclear fuel element |
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Application publication date: 20150318 |