CN106457259B - Grinding system and method for smashing and grinding material - Google Patents
Grinding system and method for smashing and grinding material Download PDFInfo
- Publication number
- CN106457259B CN106457259B CN201580031415.8A CN201580031415A CN106457259B CN 106457259 B CN106457259 B CN 106457259B CN 201580031415 A CN201580031415 A CN 201580031415A CN 106457259 B CN106457259 B CN 106457259B
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- grinding
- separator
- roll squeezer
- circuit
- smashing
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- 238000000227 grinding Methods 0.000 title claims abstract description 105
- 239000000463 material Substances 0.000 title claims abstract description 87
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000000926 separation method Methods 0.000 claims abstract description 51
- 230000003068 static effect Effects 0.000 claims abstract description 40
- 239000004576 sand Substances 0.000 claims description 27
- 239000000872 buffer Substances 0.000 claims description 12
- 239000012536 storage buffer Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000003801 milling Methods 0.000 description 4
- 239000004568 cement Substances 0.000 description 3
- 235000019738 Limestone Nutrition 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- 241000018646 Pinus brutia Species 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 239000010459 dolomite Substances 0.000 description 2
- 229910000514 dolomite Inorganic materials 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000006028 limestone Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 206010039509 Scab Diseases 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- -1 clinker Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005138 cryopreservation Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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
- B02C21/00—Disintegrating plant with or without drying of the material
- B02C21/002—Disintegrating plant with or without drying of the material using a combination of a roller mill and a drum mill
- B02C21/005—Disintegrating plant with or without drying of the material using a combination of a roller mill and a drum mill the roller mill having cooperating rollers
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
- Disintegrating Or Milling (AREA)
Abstract
A kind of grinding system for smashing and grinding material is substantially made of the first grinding circuit and the second grinding circuit, and first grinding circuit includes roll squeezer and the first separator, and second grinding circuit includes dynamic separator and ball mill.First separator is designed as static separation device and the lower section of roll squeezer is arranged in, and dynamic separator is arranged at the height of roll squeezer or the lower section of roll squeezer.In the method for smashing and grinding material, grinding-material crushes in the first grinding circuit and the second grinding circuit, first grinding circuit includes roll squeezer and the first separator, second grinding circuit includes dynamic separator and ball mill, wherein the first separator is designed as static separation device and the lower section of roll squeezer is arranged in, and the dynamic separator is arranged at the height of roll squeezer or the lower section of roll squeezer.
Description
Technical field
There is method the present invention relates to grinding device and for smashing and grinding material the first grinding circuit and second to grind
Circuit is ground, first grinding circuit includes roll squeezer and the first separator, and second grinding circuit includes dynamic separator
And ball mill.
Background technique
Grinding-material for crushing is preferably made of friable material (such as lime stone, dolomite or ore materials).?
In manufacture of cement, grinding-material is further preferably made of clinker, clinker and/or flying dust.
43 03 987 A1 of DE discloses a kind of grinding device, and the grinding device has the first grinding circuit and second
Circuit is ground, wherein the first grinding circuit is operated using high pressure roll press and the dynamic separator being disposed thereon.First grinding
The fine material in circuit enters cyclone separator and enters ball mill from cyclone separator.It will in the second dynamic separator
Material through grinding in the ball mill is divided into finished-product material and coarse sand, and medium coarse sand is recycled to ball mill.
High pressure roll press generally comprises two rollers being driven in the reverse direction, and milling gap is formed between the roller, and the roller passes through
Extrusion equipment is acted on 50MPa and higher grinding pressure.Such high pressure causes so-called material in milling gap
Bed crushes, as a result, the grinding-material crushed partly by scab or agglomerate in the form of gush out from roll squeezer.In order to dynamic
The grinding-material is separated in state separator, and Song Tuanqi usually is set in upstream.
For by, with the fine grinding circuit of roll squeezer, replacing pine with static separation device known to 1 506 058 B1 of EP
Group's device.In order to which ground material is delivered to dynamic separator, supply unit (especially bucket conveyor) generally is used, it is described
Supply unit is adapted to amount to be conveyed and needs huge cost of investment and operating cost.In 1 506 058 B1 of EP
Purpose is to provide the compact circuit grinding device with roll squeezer and separator, and in this case, realization is ground in the loop
The problem of mechanical conveying of the material of mill, reaches minimum.The purpose is accomplished in that in the roller gap of roll squeezer
Lower section static staged separator is set, and the top of roll squeezer is arranged in the coarse material outlet of separator after dynamic.?
In this case, the task of static staged separator is mainly to roll into a ball agglomerate pine and at the same time for separation in separation transverse flow
Material.What is be discharged from static staged separator is pneumatically entered via tedge by separating air for isolated material
Separator afterwards.With this solution, mechanical supply unit (such as the bucket type of cost of investment, operating cost and other needs is saved
Conveyer) installation space.
By refining circuit, it is generally possible to realize about 3000cm2Final products fineness in/g range.However, if needing
Fineness that will be bigger, especially needs different types of blended cement in manufacture of cement workshop section, for energy considerations, need according to
By the combination grinding device with the first grinding circuit and the second grinding circuit.
Summary of the invention
Therefore the purpose that the present invention is based on is to provide the grinding device with the first grinding circuit and the second grinding circuit
With the method for smashing and grinding material, it is characterised in that reduced cost of investment and operating cost.
According to the present invention, the purpose is realized by the feature of claim 1 and 5.Other claims are related to the present invention
Favourable implementations.
Grinding device according to the present invention for smashing and grinding material is substantially by the first grinding circuit and the second grinding
Circuit composition, first grinding circuit include roll squeezer and the first separator, and second grinding circuit includes Dynamic Separation
Device and ball mill.Here, the first separator is the form of static separation device and is arranged in the lower section of roll squeezer, and Dynamic Separation
Device is arranged at the height level of roll squeezer or the lower section of roll squeezer.
In the method according to the present invention for smashing and grinding material, grinding-material is ground in the first grinding circuit and second
Mill crushes in circuit, and first grinding circuit includes roll squeezer and the first separator, and second grinding circuit includes dynamic
Separator and ball mill, wherein using the first separator and dynamic separator of static separation device form, the static separation
The lower section of roll squeezer is arranged in device, and the dynamic separator is arranged at the height level of roll squeezer or the lower section of roll squeezer.
In the context of the present invention, roll squeezer is understood to imply tool there are two the roller of the mixing roll that is driven in the reverse direction mills
Machine, the mixing roll are pressed against each other to maintain milling gap.With dynamic separator on the contrary, the difference of static separation device especially exists
In following fact: it does not include the element for rotating or rotating in the course of work.Generally, the static separation device is set by tilting
The ventilating board composition set, however the ventilating board is also possible to staged and separates air stream to flow through the ventilating board.
Dynamic separator generally comprises swingle cage or rotor.
Pass through the static separation device being arranged in below roll squeezer in the first grinding circuit and at most setting for the second grinding circuit
The dynamic separator at the height level of roll squeezer is set, the transport path in circuit can achieve minimum.
In another embodiment of the present invention, the first grinding circuit further includes the coarse material that static separation device is arranged in
The first supply unit between material outlet and the feed shaft of roll squeezer.In addition, the second conveying of setting is single in the second grinding circuit
Member, second supply unit are arranged between the outlet opening of ball mill and the feed openings of dynamic separator.Pass through this time
Road construction, only the coarse material of static separation device is recycled to roll squeezer.The first supply unit being arranged for this purpose therefore can
To be designed to corresponding smaller, therefore can reduce investment outlay cost and operating cost.
Dynamic separator may include finished-product material outlet and coarse sand outlet.Grinding device according to the present invention is preferably set
It counts into and the coarse sand of dynamic separator is made only to be directed to ball mill.It should be only in abnormal cases (especially if coarse sand
Amount is more than the work capacity of ball mill) coarse sand is recycled to the first grinding circuit.In another embodiment of the present invention, because
Buffer storage device is arranged in this between dynamic separator and ball mill, and the buffer storage device includes being connected to the first grinding
The overflow mechanism in circuit.It, can also be by influencing the micro- of static separation device instead of overflow mechanism or other than overflow mechanism
The amount of thin material is to adapt the appearance amount of coarse sand to the capacity of ball mill.This can be accomplished in that influence into
Expect the amount of the grinding-material (fresh material) to the first grinding circuit, and/or adjusts and separate air used in static separation device
Stream, so that the amount of the coarse sand occurred in dynamic separator is adapted to the capacity of ball mill.By these measures or other measures, seek
Ask ensure will be greater than 80%, preferably greater than 90% or be greater than 95%, the coarse sand of most preferably whole amount is guided to ball mill.
Due to coarse sand to the first grinding the greatly reducing of circuit, the circulation of preferably completely reduction, the first supply unit it is defeated
Send volume that can set ground corresponding smaller.Due to the reduced delivered volume of the first supply unit and the reduction of the second supply unit
Delivery head, realize cost of investment and operating cost huge saving.The dynamic separator above roll squeezer is saved also to realize
The integral arrangement of the relative compact of grinding device.
Hereafter by based on some exemplary implementation schemes description and attached drawing discuss the present invention in more detail.
Detailed description of the invention
In the accompanying drawings:
Fig. 1 is the schematic diagram of the grinding device with the dynamic separator being arranged at the height level of roll squeezer,
Fig. 2 is the schematic diagram of the grinding device with the dynamic separator being arranged in below roll squeezer,
Fig. 3 be include there is the schematic diagram of the dynamic separator of buffer storage device of overflow mechanism, and
Fig. 4 is the schematic diagram of the dynamic separator in buffer storage device with fill level measuring device.
Specific embodiment
Fig. 1 shows the grinding for crushing frangible grinding-material (such as lime stone, clinker, dolomite or ore materials)
Device.The grinding device is substantially made of the first grinding circuit 3 and the second grinding circuit 6, and first grinding circuit 3 is wrapped
Roll squeezer 1 and static separation device 2 are included, second grinding circuit 6 includes dynamic separator 4 and ball mill 5.Roll squeezer is with routine
Mode includes two mixing roll 1a, 1b being driven in the reverse direction.It (is not specifically illustrated) by extrusion equipment, two mixing rolls are with 50MPa
Act on higher grinding pressure while maintaining milling gap.
First grinding circuit 3 further includes the feed shaft that coarse material the outlet 2b and roll squeezer 1 of static separation device 2 is arranged in
The first supply unit 7 between 1c, especially bucket conveyor.Roll squeezer also passes through exit opening 1d and is connected to static separation device
2 feed openings 2a.The connection between roll squeezer and static separation device is advantageously realized via skewed slot 8, therefore will by gravity
It guides to static separation device through comminution of material without expending energy.In the region of skewed slot 8 or the charging of static separation device 2 is opened
The grinding-material (fresh material 9) wait be fed into the first grinding circuit 3 is supplied in the region of mouth 2a.It may included certain part
Therefore the fresh material 9 of number fine material is separated into coarse material and fine material in static separation device for the first time, so that only thick
Rough material is transported to the feed shaft 1c of roll squeezer 1.
Static separation device 2 includes the ventilating board 2d being obliquely installed, and separation air stream 10 flows through the ventilating board 2d.So
And coarse material follows gravity and enters coarse material outlet 2b, fine material exports 2c via fine material together with separation air stream
It is directed to dynamic separator 4.
Dynamic separator 4 is, for example, the form of bar cage separator and enters opening 4a with tangentially-arranged.It is supplied to
The grinding-material of dynamic separator is divided into coarse sand and finished-product material, and medium coarse sand is directed to ball mill 5 via coarse sand outlet 4b.
It is connected here it is possible to for example be formed by skewed slot, or is formed and connected with airflow channel in the insufficient situation of gradient.Finished product
Material is supplied to separator 11 via finished-product material outlet 4c together with separation air stream, from separation air stream 10 in separator 11
Middle separation finished-product material 12.In ball mill 5, coarse sand further crushes and then optionally via another separator 13 or directly
Dynamic separator 4 is recycled to via the second conveying equipment 14.Particularly, if ball mill 5 is worked using air stream, another point
It may be necessary from device 13.
The difference of exemplary implementation scheme according to fig. 2 and first exemplary implementation scheme substantially only in:
The lower section of roll squeezer 1 is arranged in the dynamic separator 4' in the second grinding circuit 6.Static separation device 2 is then arranged in dynamic separator
The lower section of 4'.In this case, the lower end for entering opening 4'a and separator being set of dynamic separator 4, so that separation air stream
10 together with static separation device 2 fine material thermally coupled flow separator 4' bottom-up.Second grinding device and its work
Other details of operation mode correspond to the first grinding device.It is evident that separator 4' can also be used to replace separator 4,
Vice versa.
Two grinding devices are preferably operated as follows: the coarse sand formed in dynamic separator 4 or 4' is with as few as possible
Amount circulation (not recycling preferably completely) to first grinding circuit (circulation route 15 indicated by a dotted line).For this purpose,
Dynamic separator 4 or 4' are equipped with coarse sand cone or buffer storage device 16 (Fig. 3 and 4).Pass through (such as the lattice wheel of metering units 17
Valve or worm screw), the amount of needs can be supplied to by ball mill 5 with metering method.It is equipped with according to the buffer storage device 16 of Fig. 3
Overflow mechanism 18, the overflow mechanism 18 are connected to the first grinding circuit 3 via circulation route 15.Circulation route 15 advantageously leads to
Toward the region of the first conveying equipment 7.
However pursue and only use overflow mechanism 18 in abnormal cases, so that pursuing operation grinding device makes no coarse sand
The first grinding circuit is recycled to via circulation route 15.The amount of the coarse sand of appearance depends primarily on the fine material of static separation device 2
Expect number.Can determine whether the amount of the coarse sand of appearance is excessive, and the suitable measurement such as purpose exists by suitably measuring
Through-flow measurement or purpose in 15 region of circulation route for determining circulation coarse sand mass flow are to determine that first grinds back
Single roller skin in 7 downstream of measurement and/or the first conveying equipment of the current drain of the first conveying equipment 7 of the circulation mass flow amount on road
Measurement with platform scale.Substantially can by adapt to separation air stream 10 flow velocity or adjust fresh material 9 inlet amount come
Realize the necessary influence of possibility on the fine material number of static separation device.
Fig. 4 shows another variant form, wherein eliminating circulation route 15.Dynamic separator is then equipped with buffering storage
Cryopreservation device 16, the buffer storage device 16 include fill level measuring device 19.If fill level is too low, this is, for example, to increase
The case where adding fresh material and/or separating the amount of air stream 10.If fill level is excessively high, fresh material and/or separation are reduced
The amount of air stream 10.
Claims (11)
1. a kind of for smashing and grinding the grinding device of material, there is the grinding device the first grinding circuit (3) and second to grind
It grinds circuit (6), first grinding circuit (3) includes roll squeezer (1) and the first separator, the second grinding circuit (6) packet
Dynamic separator (4,4') and ball mill (5) are included,
It is characterized in that, the first separator is the form of static separation device (2) and is arranged in the lower section of roll squeezer (1), and move
State separator (4,4') is arranged at the height level of roll squeezer or the lower section of roll squeezer, wherein the dynamic separator (4,
4') it is provided with the buffer storage device (16) of the generated coarse sand in dynamic separator for buffer storage.
2. according to claim 1 for smashing and grinding the grinding device of material, which is characterized in that the first grinding circuit
(3) further including setting exports the between (2b) and the feed shaft (1c) of roll squeezer (1) in the coarse material of static separation device (2)
The second supply unit (14) are arranged in the second grinding circuit (6) in one supply unit (7), and second supply unit (14) sets
It sets in the outlet opening of ball mill (5) and entering between opening (4a) for dynamic separator (4).
3. according to claim 1 for smashing and grinding the grinding device of material, which is characterized in that static separation device (2)
Export (2c) including fine material, fine material outlet (2c) be connected to dynamic separator (4) enter opening (4a) from
And the fine material of static separation device (2) is supplied to dynamic separator.
4. according to claim 1 for smashing and grinding the grinding device of material, which is characterized in that the buffer storage dress
It sets (16) and is connect by overflow mechanism (18) with first grinding circuit (3).
5. according to claim 4 for smashing and grinding the grinding device of material, which is characterized in that the buffer storage dress
The overflow mechanism (18) for setting (16) is connect by circulation route (15) with first grinding circuit (3).
6. a kind of method for smashing and grinding material, wherein grinding-material is in the first grinding circuit (3) and the second grinding circuit
(6) it is crushed in, first grinding circuit (3) includes roll squeezer (1) and the first separator, the second grinding circuit (6) packet
Dynamic separator (4) and ball mill (5) are included,
It is characterized in that, using first separator and dynamic separator (4) of static separation device (2) form, described static point
From device (2) setting in the lower section of roll squeezer (1), the dynamic separator (4) is arranged at the height level of roll squeezer (1) or roller
The lower section of press, wherein the dynamic separator (4) is provided with the coarse sand generated in dynamic separator for buffer storage
Buffer storage device (16).
7. the method according to claim 6 for smashing and grinding material, which is characterized in that in static separation device (2)
The grinding-material crushed in roll squeezer (1) is separated into coarse material and fine material, wherein coarse material is recycled to roll squeezer
(1) and fine material is fed to dynamic separator (4).
8. the method according to claim 6 for smashing and grinding material, which is characterized in that be supplied to dynamic separator
(4) grinding-material is separated into coarse sand and finished-product material, and medium coarse sand is directed to ball mill (5).
9. the method according to claim 8 for smashing and grinding material, which is characterized in that will be in dynamic separator (4)
The whole amount of the coarse sand of appearance is guided to ball mill (5), thick to make by influencing the amount of fine material of static separation device (2)
The appearance amount of sand is adapted to the capacity of ball mill (5).
10. the method according to claim 9 for smashing and grinding material, which is characterized in that be fed into the by influencing
The amount of the grinding-material of one grinding circuit (3), and/or by adjusting separation air stream (10) used in static separation device (2)
So that the amount of the fine material of static separation device (2) is influenced, so that the amount of the coarse sand occurred in dynamic separator (4) is adapted to ball
The capacity of grinding machine (5).
11. the method according to claim 6 for smashing and grinding material, which is characterized in that in static separation device (2)
Using separation air stream (10) to separate the material crushed in roll squeezer (1), the fine material occurred in the static separation device
Material is transported to dynamic separator (4) by the separation air stream (10).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014108334.2 | 2014-06-13 | ||
| DE102014108334.2A DE102014108334A1 (en) | 2014-06-13 | 2014-06-13 | Grinding plant and process for the comminution of regrind |
| PCT/EP2015/062674 WO2015189131A1 (en) | 2014-06-13 | 2015-06-08 | Grinding system and method for comminution of grinding stock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106457259A CN106457259A (en) | 2017-02-22 |
| CN106457259B true CN106457259B (en) | 2019-06-18 |
Family
ID=53284284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580031415.8A Active CN106457259B (en) | 2014-06-13 | 2015-06-08 | Grinding system and method for smashing and grinding material |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP3154701B1 (en) |
| CN (1) | CN106457259B (en) |
| DE (1) | DE102014108334A1 (en) |
| WO (1) | WO2015189131A1 (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102016006610A1 (en) * | 2016-06-02 | 2017-12-07 | Khd Humboldt Wedag Gmbh | Schiffskreislaufmahlanlage |
| DE102017115994A1 (en) * | 2017-07-17 | 2019-01-17 | Thyssenkrupp Ag | Two-stage milling cycle and method for producing a ground product by means of a two-stage grinding |
| DE102018105978B3 (en) | 2018-03-15 | 2019-04-25 | Thyssenkrupp Ag | Classifier and method for sifting a material stream and a grinding plant |
| CN109569853B (en) * | 2019-01-18 | 2021-06-01 | 中材海外工程有限公司 | Combined grinding system composed of ball mill and roller press |
| CN110354946A (en) * | 2019-08-09 | 2019-10-22 | 诸暨高宗自动化科技有限公司 | A kind of manufacture of cement multilevel grinding device |
| DE102020100241A1 (en) | 2020-01-08 | 2021-07-08 | Thyssenkrupp Ag | Process for the production of phosphoric acid and calcium sulphate quality suitable for clinker process for the commercial and industrial utilization of calcium sulphate |
| DE102020100260A1 (en) | 2020-01-08 | 2021-07-08 | Thyssenkrupp Ag | Integrated process for the production of sulfuric acid process-suitable sulfur dioxide quality from calcium sulfate / phosphogypsum from phosphoric acid production |
| DE102020100238A1 (en) | 2020-01-08 | 2021-07-08 | Thyssenkrupp Ag | Integrated process for the commercial and industrial utilization of calcium sulfate from phosphoric acid production |
| DE102020100254A1 (en) | 2020-01-08 | 2021-07-08 | Thyssenkrupp Ag | Integrated process for the production of a building material from phosphogypsum |
| DE102020100249A1 (en) | 2020-01-08 | 2021-07-08 | Thyssenkrupp Ag | Integrated process for the commercial and industrial utilization of calcium sulfate with the extraction of rare earths from phosphoric acid production |
| DE102020200878A1 (en) * | 2020-01-24 | 2021-07-29 | Thyssenkrupp Ag | Agitator ball mill, agitator ball mill agitator and process for comminuting millbase |
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| DE3518543A1 (en) * | 1985-05-23 | 1986-11-27 | Klöckner-Humboldt-Deutz AG, 5000 Köln | Method and device for comminuting and grinding brittle material for grinding, such as for example cement clinker, ore, coal or the like |
| US5462234A (en) * | 1993-06-16 | 1995-10-31 | Krupp Polysius Ag | Grinding plant and method of grinding and classifying brittle material for grinding |
| US5505389A (en) * | 1993-10-30 | 1996-04-09 | Klockner-Humboldt-Deutz Ag | Closed circuit grinding system |
| CN101947490A (en) * | 2010-09-30 | 2011-01-19 | 成都利君实业股份有限公司 | Method for rolling and grinding by high pressure roller press for fine chemical engineering and implementing system thereof |
| WO2011008133A2 (en) * | 2009-07-13 | 2011-01-20 | Nikolay Fyodorovich Glukharev | Method for grinding non-conductive material |
| CN103041906A (en) * | 2013-01-03 | 2013-04-17 | 湖南三泓建材有限公司 | Slag micropowder grinding system and technology |
| WO2013079416A1 (en) * | 2011-11-28 | 2013-06-06 | Maschinenfabrik Köppern Gmbh & Co. Kg | Device for sifting granular material |
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| DE10221739A1 (en) | 2002-05-16 | 2003-12-04 | Kloeckner Humboldt Wedag | Circular grinding plant with mill and sifter |
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2014
- 2014-06-13 DE DE102014108334.2A patent/DE102014108334A1/en active Pending
-
2015
- 2015-06-08 CN CN201580031415.8A patent/CN106457259B/en active Active
- 2015-06-08 WO PCT/EP2015/062674 patent/WO2015189131A1/en active Application Filing
- 2015-06-08 EP EP15726988.7A patent/EP3154701B1/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3518543A1 (en) * | 1985-05-23 | 1986-11-27 | Klöckner-Humboldt-Deutz AG, 5000 Köln | Method and device for comminuting and grinding brittle material for grinding, such as for example cement clinker, ore, coal or the like |
| US5462234A (en) * | 1993-06-16 | 1995-10-31 | Krupp Polysius Ag | Grinding plant and method of grinding and classifying brittle material for grinding |
| US5505389A (en) * | 1993-10-30 | 1996-04-09 | Klockner-Humboldt-Deutz Ag | Closed circuit grinding system |
| WO2011008133A2 (en) * | 2009-07-13 | 2011-01-20 | Nikolay Fyodorovich Glukharev | Method for grinding non-conductive material |
| CN101947490A (en) * | 2010-09-30 | 2011-01-19 | 成都利君实业股份有限公司 | Method for rolling and grinding by high pressure roller press for fine chemical engineering and implementing system thereof |
| WO2013079416A1 (en) * | 2011-11-28 | 2013-06-06 | Maschinenfabrik Köppern Gmbh & Co. Kg | Device for sifting granular material |
| CN103041906A (en) * | 2013-01-03 | 2013-04-17 | 湖南三泓建材有限公司 | Slag micropowder grinding system and technology |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3154701B1 (en) | 2024-04-10 |
| DE102014108334A1 (en) | 2015-12-17 |
| WO2015189131A1 (en) | 2015-12-17 |
| CN106457259A (en) | 2017-02-22 |
| EP3154701C0 (en) | 2024-04-10 |
| EP3154701A1 (en) | 2017-04-19 |
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