CN201320533Y - High-efficiency particle-size classification combination device - Google Patents
High-efficiency particle-size classification combination device Download PDFInfo
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- CN201320533Y CN201320533Y CNU2008201519985U CN200820151998U CN201320533Y CN 201320533 Y CN201320533 Y CN 201320533Y CN U2008201519985 U CNU2008201519985 U CN U2008201519985U CN 200820151998 U CN200820151998 U CN 200820151998U CN 201320533 Y CN201320533 Y CN 201320533Y
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Abstract
The utility model relates to a combination device used for powder particle size classification. A gravity-airflow particle classifier is arranged in the device; the classifier comprises a primary air inlet duct (1), a speed reducing flow section (2) for linear speed reduction of the primary air, a tail wind channel (3) carried with fine powder, a secondary air inlet duct (4), a coarse powder feeding channel (5) and a junction and collision point (6) between the secondary air flow at the point near to the speed reducing flow section (2) and the gravity flow of the particle material; the particle classifier further comprises a junction and collision point (6) between the secondary air flow and the gravity flow of the particle material; the cross-sectional area of the air duct at the speed reducing flow section (2) is larger than that of the primary air inlet duct (1); and the combination device is at least connected with a cyclone separator via the gravity-airflow particle classifier. By using the powder particle-size classification combination device, the working efficiency is at least doubled compared with the prior mechanical screens for classifying the powder such as swinging screens, rotating screens, and the like.
Description
Technical field
The utility model proposes a kind of size grading unit equipment efficiently, the combination that relates to gravity～air-flow powder granularity clasfficiator and install, the technology category of genus powder granularity grading plant with cyclone separator, deduster, mechanical picker etc.
Background technology
Powder granularity is implemented the process of progressive operation, in many industries application is arranged all, this process, normally be arranged on after the meticulous of solid material or the ultra-fine grinding process, the importance of this process is: guarantee that the diameter of particle of pulverizing gained can both reach the granularity quality requirement; In time the fine powder up to standard of the granularity in the pulverizer is shifted out, thereby the excessive pulverizing that reduces pulverizer is diligent.The used mechanical device of reality granules application degree progressive operation mainly contains: mechanical picker, whirlwind～gravity classification device etc., and main feature separately is:
Mechanical picker: the powder granularity scope of classification is accurate, but the operating process duration, the energy consumption height, particularly oversize to the powder operating process time spent that the easy network blocking of stickiness is arranged;
Whirlwind～gravity classification device: the operating process time spent is short, the powder granularity scope inaccuracy of classification, and the volume of equipment is bigger.
The utility model content
The purpose of this utility model is: propose a kind of volume little, rational in infrastructure simple, self is with the efficient classifier of blower fan, and utilize this classifier and known mechanical picker, cyclone separator, deduster etc. combined, thereby it is accurate further to obtain a kind of powder granularity scope of institute's classification that can make, and can make short composite set of operating process time spent again.
The utility model design is:
At meticulous or ultrafine crusher discharging opening or/and behind the powder collecting bin to be sieved thereafter and a kind of classification efficiency is set between the fine powder collecting bin is higher than the existing composite set of only using the powder granularity classification workshop section of mechanical picker, the powder granularity hierarchical composition device of described setting: contain one gravity～entrained particle clasfficiator in the powder granularity hierarchical composition device, described gravity～entrained particle clasfficiator, reach following effect, specifically:
Carry mixing particle diameter powder material with a wind and enter gravity～entrained particle clasfficiator; The stream section that in gravity～entrained particle clasfficiator, will have one section air-flow that wind is carried mix particle diameter rubber powder material can slow down at least, make once the coarse grain that carries in distinguished and admirable directly powder material can deposit; With secondary distinguished and admirable with take granule materials gravity to stream in the collision that crosses of the retarded flow section of a wind; Not having material when shutting down spills outside the equipment from the distinguished and admirable road of secondary; After wind carries the air-flow that mixes the particle diameter powder material and the distinguished and admirable collision that crosses of secondary, the coarse grain vertical drop, particulate enters cyclone separator with tail wind, be controlled not allow coarse grain enter tail distinguished and admirable;
Worker's efficiency ratio of powder granularity hierarchical composition device only doubles with the workshop section of mechanical picker classification powder granularities such as waving, centrifugal now at least.
Specifically, the technical scheme that realizes design described in the utility model is such:
A kind of composite set that is used for the powder granularity classification contains one gravity～entrained particle clasfficiator in the powder granularity hierarchical composition device of its setting.
Described gravity～entrained particle clasfficiator, its structural feature is: by a wind air inlet duct that carries the thickness mixed powder, the retarded flow section that wind linear velocity is slowed down, vertical or the be tilted to tail wind passage of taking fine powder, tilt or secondary wind air inlet duct vertically downward, track lowering under the meal of She Zhiing is vertically downward formed to the point of impingement that crosses of stream with granule materials gravity in that the secondary at the place, perigee of retarded flow section is distinguished and admirable.
Described gravity～entrained particle clasfficiator, in its structural feature, also comprise: secondary distinguished and admirable with the cross point of impingement of granule materials gravity to stream, impingement angle of its two streams to be good smaller or equal to 90 °, the departure angle after two streams collide is being good more than or equal to 120 °.
The described stream section that a wind enforcement is slowed down, its structural feature is: the long-pending sectional area greater than air inlet duct of this section duct cross-section.
Described composite set, at least be to link by gravity～entrained particle clasfficiator and cyclone separator, more preferably link, or link by gravity～entrained particle clasfficiator and cyclone separator, deduster and mechanical picker, conveyer by gravity～entrained particle clasfficiator and cyclone separator and mechanical picker.
Foregoing linking, it comprises one or more combinations that link as described below at least:
1, the tail wind passage of gravity～entrained particle clasfficiator and the air inlet of cyclone separator join;
2, the import of track lowering and storage bin links under the meal of gravity～entrained particle clasfficiator;
3, the import of track lowering and storage bin links under the meal of gravity～entrained particle clasfficiator, and the outlet of storage bin links again with mechanical picker;
4, track lowering and mechanical picker link under the meal of gravity～entrained particle clasfficiator;
5, a plurality of gravity～entrained particle clasfficiator links.
Linking of foregoing a plurality of gravity～entrained particle clasfficiator, it comprises one or more combinations that link as described below at least:
1, the air inlet duct of the tail wind passage of a gravity～entrained particle clasfficiator and another gravity～entrained particle clasfficiator links;
2, under the meal of a gravity～entrained particle clasfficiator track lowering with link with the air inlet duct of another gravity～entrained particle clasfficiator.
Foregoing gravity～entrained particle clasfficiator and cyclone separator, deduster and mechanical picker, conveyer link, and it comprises one or more combinations that link as described below at least:
1, the tail wind passage of gravity～entrained particle clasfficiator and cyclone separator import link, the fine powder wind outlet of taking of cyclone separator links with the deduster import, the following outlet of cyclone separator and fine powder storage bin up to standard link, track lowering and storage bin under the meal of gravity～entrained particle clasfficiator or/and mechanical picker link, thick, the fines outlet of mechanical picker link with two conveyers respectively, two conveyers respectively with fine powder up to standard, pulverize the meal storage bin again and link;
2, the air inlet duct B1 of the tail wind passage A3 of gravity～entrained particle clasfficiator A and another gravity～entrained particle clasfficiator B links, tail wind channel B 3 and the cyclone separator import of gravity～entrained particle clasfficiator B link, the fine powder wind outlet of taking of cyclone separator links with the deduster import, the following outlet of cyclone separator and fine powder storage bin up to standard link, and track lowering A5, B5 link with the air inlet duct C1 of another gravity～entrained particle clasfficiator C again under the meal of gravity～entrained particle clasfficiator A, B;
3, the air inlet duct B1 of the tail wind passage A3 of gravity～entrained particle clasfficiator A and another gravity～entrained particle clasfficiator B links, tail wind channel B 3 and the cyclone separator import of gravity～entrained particle clasfficiator B link, the fine powder wind outlet of taking of cyclone separator links with the deduster import, the following outlet of cyclone separator and fine powder storage bin up to standard link, gravity～entrained particle clasfficiator A, track lowering A5 under the meal of B, B5 again with storage bin or/and mechanical picker link, mechanical picker thick, fines outlet links with two conveyers respectively, two conveyers respectively with fine powder up to standard, pulverizing the meal storage bin again links.
Description of drawings
Fig. 1 is the embodiment 1 described a kind of gravity～entrained particle clasfficiator schematic diagram that meets the utility model design, technical scheme.
Fig. 2 is a～a generalized section of Fig. 1.
Fig. 3 is the embodiment 1 described another kind of gravity～entrained particle clasfficiator schematic diagram that meets the utility model design, technical scheme.
Fig. 4 is that schematic diagram is looked on a left side shown in Figure 3.
Fig. 5 is embodiment 1 described another gravity～entrained particle clasfficiator schematic diagram that meets the utility model design, technical scheme.
Fig. 6 is that schematic diagram is looked on the left side of structure shown in Figure 5.
Fig. 7 is the embodiment 2 described a kind of size grading unit equipment schematic diagrames that meet the utility model design, technical scheme.
Fig. 8 is the embodiment 2 described another kind of size grading unit equipment schematic diagrames that meet the utility model design, technical scheme.
Fig. 9 is embodiment 2 described another size grading unit equipment schematic diagram that meets the utility model design, technical scheme.
The specific embodiment
Present embodiment relates to necessary unit---the powder granularity clasfficiator in the rubber powder grading combined machine efficiently, specifically:
1-1. powder granularity clasfficiator, as depicted in figs. 1 and 2, for meeting the utility model design, a kind of gravity～entrained particle the clasfficiator of technical scheme, it is by the air inlet duct 1 that carries a wind that mixes the particle diameter rubber powder, a wind taking material is implemented to slow down, and the retarded flow section 2 of short its unsteady flow rotation, be upwards to be provided with and carry fine grain tail wind passage 3, the secondary wind air inlet duct 4 that is downward-sloping setting, track lowering 5 under the corase particles of She Zhiing vertically downward, at place, the perigee of retarded flow section 2, be provided with that secondary is distinguished and admirable to be formed to the point of impingement 6 that crosses of stream with granule materials gravity.
As depicted in figs. 1 and 2, in described gravity ~ entrained particle clasfficiator, one time wind is imported into gravity～entrained particle clasfficiator, in retarded flow section 2, because the sectional area of stream section 2 is greater than the sectional area of air inlet duct 1, so a wind that is advanced is decelerated in this stream section, again because stream section 2 is cylindrical, a wind is again to cut edge along annulus to flow into, so a wind that slows down becomes rotating flow, in this rotating flow, coarse grain is rotated and is separated to round edge, led then downwards, fine powder flows out from the tail wind passage that upwards is provided with 3 in the middle of the retarded flow section 2, and the coarse grain materials flow that carries a part of fine powder is being threaded to the perigee vertical drop, when walking to the point of impingement 6, twice collision takes place with secondary wind, for the first time be shown in 6 (on) approximate 90 ° of departure angles with impingement angles of its two streams and approximate 120 ° and bump, be for the second time shown in 6 (descend) approximate 45 ° of departure angles with its two impingement angle that flows and approximate 120 ° and bump.The Coarse Aggregate that the carries a part of fine powder collision with secondary wind of flowing through, wherein the fine powder of being taken is raised out reflux section 2 again, thus fine powder content further reduces in the coarse grain materials flow that causes to fall and break.
As depicted in figs. 1 and 2, air door size with control secondary wind air inlet duct 4 porch, can make the fine powder particle diameter that tail wind passage 3 flows out meet specification requirement, but from the coarse granule that descends track lowering 5 to come out, wherein also have a spot of fine powder, again this is accounted for coarse granule that the following track lowering 5 of original rubber powder material 50～10% to be fractionated comes out and import mechanical picker and further sieve; Collect out the fine grained that meets product requirement from the tail wind that tail wind passage 3 flows out through the cyclone separator whirlwind, with its income fine powder collecting bin; The cyclone separator tail gas discharged is advanced emptying or reuse behind the bag dust collector.
1-2. as shown in Figure 3 and Figure 4, be the described another kind of gravity～entrained particle clasfficiator that meets the utility model design, technical scheme; It also is by the air inlet duct 1 that carries a wind that mixes the particle diameter rubber powder, a wind taking material is implemented the retarded flow section 2 of deceleration, be to be tilted to be provided with and carry fine grain tail wind passage 3, the secondary wind air inlet duct 4 that is downward-sloping setting, track lowering 5 under the corase particles of She Zhiing vertically downward, at place, the perigee of retarded flow section 2, be provided with that secondary is distinguished and admirable to be formed to the point of impingement 5 that crosses of stream with granule materials gravity.
1-3. as shown in Figure 5 and Figure 6, be described another gravity～entrained particle clasfficiator that meets the utility model design, technical scheme, it also is by the air inlet duct 1 that carries a wind that mixes the particle diameter rubber powder, a wind taking material is implemented the retarded flow section 2 of deceleration, be to be tilted to be provided with and carry fine grain tail wind passage 3, the secondary wind air inlet duct 4 that is tilted down and is provided with, track lowering 5 under the corase particles of She Zhiing vertically downward, at place, the perigee of retarded flow section 2, be provided with that secondary is distinguished and admirable to be formed to the point of impingement 6 that crosses of stream with granule materials gravity.
1-2 is or/and the gravity～entrained particle clasfficiator in the described powder granularity hierarchical composition of the 1--3 machinery, its air inlet duct 1 also can be serially connected with under the corase particles of the gravity～entrained particle clasfficiator in the described rubber powder grading of the 1-1 combined machine under the track lowering 5, with the fine powder material content in the materials flow of further minimizing coarse grain.The described gravity of 1-2,1--3～entrained particle clasfficiator, its mechanism of action is identical with 1-1.Use powder granularity clasfficiator described in the utility model, can be meeting 60～80% of specification requirement fine powder and can tell fast in the mixed powder of wanting classification, remaining part imports the mechanical picker in the combined machine again.
Present embodiment relates to the powder granularity clasfficiator in the powder granularity hierarchical composition machinery efficiently and the assembled scheme of auxiliary unit, specifically:
2-1, as shown in Figure 7, the utility model is conceived in order to meet, a kind of compound mode of the efficient powder granularity hierarchical composition machinery of technical scheme, it is by powder granularity clasfficiator A, and auxiliary unit: cyclone separator 2, deduster 3, blower fan 4, storage bin 5, storage bin 6, mechanical picker 7, (unsifted coarse grain footpath powder) storage bin hopper 8, (the fine grain powder that sieves) storage bin hopper 9,10,11 compositions of powder conveying device; Powder granularity clasfficiator A in the combined machine, the air inlet duct A-1 of its wind and blower fan 4 and storage (have mixes particle diameter powder) hopper 12 exports and links, the air inlet of its tail wind passage A-3 and cyclone separator 2 links, and track lowering A-5 and storage bin 5 link under its corase particles.
This hierarchical composition machinery can be classified into technology defined order with the following blanking of storage (have mix particle diameter powder) hopper 12 and count fineness, and fine grain powder up to standard is sent in storage bin 6, and coarse grain footpath powder is with sending in technology defined place.
2-2, as shown in Figure 8, the utility model is conceived in order to meet, the another kind of compound mode of the efficient powder granularity hierarchical composition machinery of technical scheme, it is by powder granularity clasfficiator A and B, and auxiliary unit: cyclone separator 2, deduster 3, blower fan 4, storage bin 6, storage bin 7, mechanical picker 8, (unsifted coarse grain footpath powder) storage bin hopper 9, (the fine grain powder that sieves) storage bin hopper 10,11,12 compositions of powder conveying device; Powder granularity clasfficiator A in the combined machine, the air inlet duct A-1 of its wind and blower fan 4 and storage (have mixes particle diameter powder) hopper 13 exports and links, the air inlet of its tail wind passage A-3 and cyclone separator 2 links, the air inlet duct B-1 of track lowering A-5 and another powder granularity clasfficiator B links under its corase particles, the tail wind channel B-3 of powder granularity clasfficiator B links with the air inlet of cyclone separator 2, and track lowering B-5 and storage bin 7 link under the corase particles of powder granularity clasfficiator B.
2-3, as shown in Figure 9, the utility model is conceived in order to meet, another compound mode of the efficient powder granularity hierarchical composition machinery of technical scheme, it is by powder granularity clasfficiator A and B, and auxiliary unit: cyclone separator 3, deduster 4, blower fan 5, storage bin 6, storage bin 7, mechanical picker 8, (unsifted coarse grain footpath powder) storage bin hopper 9, (the fine grain powder that sieves) storage bin hopper 10,11,12 compositions of powder conveying device; Powder granularity clasfficiator A in the combined machine, the air inlet duct A-1 of its wind and blower fan 5 and storage (have mixes particle diameter powder) hopper 13 exports and links, the air inlet duct B-1 of the wind of its tail wind passage A-3 and another powder granularity clasfficiator B links, the tail wind channel B-3 of powder granularity clasfficiator B links with the air inlet of cyclone separator 3, and track lowering A-5, B-5 and storage bin 6 link under the corase particles of powder granularity clasfficiator A and B.
The hierarchical composition machinery that shows as accompanying drawing 8,9 also can be classified into technology defined order with the following blanking of storage (have mix particle diameter powder) hopper 13 and count fineness, and fine grain powder up to standard is sent in storage bin 6, and coarse grain footpath powder is with sending in technology defined place.
Use powder granularity hierarchical composition machinery described in the utility model, implement relatively through reality, the work efficiency of mechanical picker classification powders such as discovery can be waved than only using now, rotation doubles at least.
Claims (9)
1, a kind of high-efficiency size grading unit equipment that is used for powder processing, it is characterized in that: contain one gravity～entrained particle clasfficiator in the powder granularity hierarchical composition device of setting, this composite set is to be linked by gravity～entrained particle clasfficiator and cyclone separator at least.
2, the high-efficiency size grading unit equipment that is used for powder processing as claimed in claim 1, it is characterized in that: this gravity～entrained particle clasfficiator comprises: a wind air inlet duct that carries the thickness mixed powder, the retarded flow section that wind linear velocity is slowed down, vertical or the be tilted to tail wind passage of taking fine powder, tilt or meal that secondary wind air inlet duct vertically downward is provided with vertically downward under track lowering, the secondary at the place, perigee of retarded flow section distinguished and admirable with the cross point of impingement of granule materials gravity to stream.
3, the high-efficiency size grading unit equipment that is used for powder processing as claimed in claim 2 is characterized in that: this is to the long-pending sectional area greater than air inlet duct of duct cross-section of the stream section of a wind enforcement deceleration.
4, the high-efficiency size grading unit equipment that is used for powder processing as claimed in claim 1 is characterized in that: should " linking " comprise a kind of combination that links as described below at least:
(4-1). the tail wind passage of gravity～entrained particle clasfficiator and the air inlet of cyclone separator join;
(4-2). the import of track lowering and storage bin links under the meal of gravity～entrained particle clasfficiator;
(4-3). linking of a plurality of gravity～entrained particle clasfficiator.
5, the high-efficiency size grading unit equipment that is used for powder processing as claimed in claim 1 is characterized in that: the better structure of this composite set is to be linked by gravity～entrained particle clasfficiator and cyclone separator and mechanical picker.
6, the high-efficiency size grading unit equipment that is used for powder processing as claimed in claim 5 is characterized in that: should " linking " comprise a kind of combination that links as described below at least:
(6-1). the tail wind passage of gravity～entrained particle clasfficiator and the air inlet of cyclone separator join;
(6-2). the import of track lowering and storage bin links under the meal of gravity～entrained particle clasfficiator;
(6-3). the import of track lowering and storage bin links under the meal of gravity～entrained particle clasfficiator, and the outlet of storage bin links again with mechanical picker;
(6-4). track lowering and mechanical picker link under the meal of gravity～entrained particle clasfficiator;
(6-5). linking of a plurality of gravity～entrained particle clasfficiator.
7, as claim 4 or the 6 described high-efficiency size grading unit equipments that are used for powder processing, it is characterized in that: linking of described a plurality of gravity～entrained particle clasfficiator comprises a kind of combination that links as described below at least:
(7-1). the air inlet duct of the tail wind passage of a gravity～entrained particle clasfficiator and another gravity～entrained particle clasfficiator links;
(7-2). under the meal of a gravity～entrained particle clasfficiator track lowering with link with the air inlet duct of another gravity～entrained particle clasfficiator.
8, the high-efficiency size grading unit equipment that is used for powder processing as claimed in claim 1, it is characterized in that: the structure of this composite set the best is to be linked by gravity～entrained particle clasfficiator and cyclone separator, deduster and mechanical picker, conveyer.
9, the high-efficiency size grading unit equipment that is used for powder processing as claimed in claim 8 is characterized in that: should " linking " comprise a kind of combination that links as described below at least:
(9-1). the tail wind passage and the cyclone separator import of gravity～entrained particle clasfficiator link, the fine powder wind outlet of taking of cyclone separator links with the deduster import, the following outlet of cyclone separator and fine powder storage bin up to standard link, track lowering and storage bin under the meal of gravity～entrained particle clasfficiator or/and mechanical picker link, thick, the fines outlet of mechanical picker link with two conveyers respectively, two conveyers respectively with fine powder up to standard, pulverize the meal storage bin again and link;
(9-2). the tail wind passage (A3) of gravity～entrained particle clasfficiator (A) links with the air inlet duct (B1) of another gravity～entrained particle clasfficiator (B), the tail wind passage (B3) of gravity～entrained particle clasfficiator (B) links with the cyclone separator import, the fine powder wind outlet of taking of cyclone separator links with the deduster import, the following outlet of cyclone separator and fine powder storage bin up to standard link, and track lowering (A5, B5) links with the air inlet duct (C1) of another gravity～entrained particle clasfficiator (C) again under the meal of gravity～entrained particle clasfficiator (A, B);
(9-3). the tail wind passage (A3) of gravity～entrained particle clasfficiator (A) links with the air inlet duct (B1) of another gravity～entrained particle clasfficiator (B), the tail wind passage (B3) of gravity～entrained particle clasfficiator (B) links with the cyclone separator import, the fine powder wind outlet of taking of cyclone separator links with the deduster import, the following outlet of cyclone separator and fine powder storage bin up to standard link, gravity～entrained particle clasfficiator (A, B) track lowering (A5 under the meal, B5) again with storage bin or/and mechanical picker link, mechanical picker thick, fines outlet links with two conveyers respectively, two conveyers respectively with fine powder up to standard, pulverizing the meal storage bin again links.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201519985U CN201320533Y (en) | 2008-08-15 | 2008-08-15 | High-efficiency particle-size classification combination device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201519985U CN201320533Y (en) | 2008-08-15 | 2008-08-15 | High-efficiency particle-size classification combination device |
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| CN201320533Y true CN201320533Y (en) | 2009-10-07 |
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| CNU2008201519985U Expired - Fee Related CN201320533Y (en) | 2008-08-15 | 2008-08-15 | High-efficiency particle-size classification combination device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102671859A (en) * | 2011-03-07 | 2012-09-19 | 中国科学院过程工程研究所 | Fluidized sorting device for tiny solid particles and method thereof |
| CN104436949A (en) * | 2014-11-04 | 2015-03-25 | 中国科学院合肥物质科学研究院 | Device for collecting and filtering steam of metal dust |
| CN108025314A (en) * | 2015-07-16 | 2018-05-11 | 德国莱歇公司 | It is used to prepare and activates the method and apparatus of raw material |
| CN114555233A (en) * | 2019-10-15 | 2022-05-27 | 金融产业公司 | Method and device for continuous pneumatic separation of particulate material consisting of a mixture of particles of non-uniform size and density |
-
2008
- 2008-08-15 CN CNU2008201519985U patent/CN201320533Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102671859A (en) * | 2011-03-07 | 2012-09-19 | 中国科学院过程工程研究所 | Fluidized sorting device for tiny solid particles and method thereof |
| CN102671859B (en) * | 2011-03-07 | 2014-04-30 | 中国科学院过程工程研究所 | Fluidized sorting device for tiny solid particles and method thereof |
| CN104436949A (en) * | 2014-11-04 | 2015-03-25 | 中国科学院合肥物质科学研究院 | Device for collecting and filtering steam of metal dust |
| CN108025314A (en) * | 2015-07-16 | 2018-05-11 | 德国莱歇公司 | It is used to prepare and activates the method and apparatus of raw material |
| CN108025314B (en) * | 2015-07-16 | 2020-02-18 | 德国莱歇公司 | Method and apparatus for preparing and activating green stock |
| EP3322534B1 (en) | 2015-07-16 | 2020-09-02 | Loesche GmbH | Method and plant arrangement for beneficiating and activating of a raw material |
| EP3322534B2 (en) † | 2015-07-16 | 2023-10-18 | Loesche GmbH | Method and plant arrangement for beneficiating and activating of a raw material |
| CN114555233A (en) * | 2019-10-15 | 2022-05-27 | 金融产业公司 | Method and device for continuous pneumatic separation of particulate material consisting of a mixture of particles of non-uniform size and density |
| CN114555233B (en) * | 2019-10-15 | 2024-02-13 | 金融产业公司 | Method and device for the continuous pneumatic separation of particulate material from a mixture of particles of non-uniform size and density |
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Granted publication date: 20091007 Termination date: 20120815 |