CN101767051B - Fluidization classification equipment and method - Google Patents
Fluidization classification equipment and method Download PDFInfo
- Publication number
- CN101767051B CN101767051B CN2010101166487A CN201010116648A CN101767051B CN 101767051 B CN101767051 B CN 101767051B CN 2010101166487 A CN2010101166487 A CN 2010101166487A CN 201010116648 A CN201010116648 A CN 201010116648A CN 101767051 B CN101767051 B CN 101767051B
- Authority
- CN
- China
- Prior art keywords
- coarse fraction
- classification
- fraction material
- overflow
- chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005243 fluidization Methods 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 106
- 238000007599 discharging Methods 0.000 claims abstract description 20
- 230000010349 pulsation Effects 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 230000000630 rising effect Effects 0.000 claims abstract description 6
- 238000004062 sedimentation Methods 0.000 claims description 36
- 239000010419 fine particle Substances 0.000 claims description 29
- 239000012530 fluid Substances 0.000 claims description 15
- 230000001174 ascending effect Effects 0.000 claims description 12
- 230000009286 beneficial effect Effects 0.000 claims description 6
- 230000008021 deposition Effects 0.000 claims description 5
- 230000001133 acceleration Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
- 230000002572 peristaltic effect Effects 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims description 2
- 239000002245 particle Substances 0.000 abstract description 2
- 239000011148 porous material Substances 0.000 abstract 1
- 238000005265 energy consumption Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 241000628997 Flos Species 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Landscapes
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
Abstract
Disclosed is fluidization classification equipment and a method, the device mainly comprises a settlement classification room, a central feeding casing, a central pipe, an overflow trough, an overflow collecting trough, a cone shaped inclined pore plate, a fluidization classification room, a pulsating water current generator, a coarse fraction material fluidizing room, a sensor, a programmable logic controller, a coarse fraction material discharging automatic control actuator. Firstly, water is injected into the fluidization classification room by the pulsating water current generator in the pulsating mode to form pulsation rising flow, after the classified material enters into the settlement classification room, the settlement classification is generated under the auxiliary action of the cone shaped inclined hole plate. Fine fraction material is overflowed to the overflow collecting trough from the upper end of the classification room and is discharged, the coarse fraction material and part of the fine fraction material are settled to the fluidization classification room; wherein, the fine fraction material is driven by the pulsation rising flow to overflow from the central pipe, but the coarse fraction material continues to settle downwards in the fluidization classification room, then is discharged as the coarse fraction material. The method and the structure are simple, and the particle size processing range is wide.
Description
Technical field
The present invention relates to a kind of fluidization classification equipment and method, be particularly useful for the granularity control of grinding circuit and the classification of coal slime or other fine fraction mineral.
Background technology
In fine fraction Mineral Classification field, mainly contain equipment and methods such as cyclone, spiral classifier, high frequency sieve, hang plate grader, concentrated funnel, but the partition size of cyclone is difficult for adjustment; Effectiveness of classification receives the influence of feeding pressure and flow big, and classification efficiency is low, simultaneously serious wear; Need often to change; Energy consumption is high, and the feed partition equilibrium difficulty of cyclone group more influences grading effect; The spiral classifier floor space is big, and energy consumption is high, and effectiveness of classification is poor, is not suitable for the fine fraction classification; The high frequency sieve structure is complicated, and disposal ability is little, and screen cloth will often be changed; Hang plate grader and concentrated funnel effectiveness of classification are poor, are inconvenient to regulate, and the underflow floss hole often stops up.Not ideal for particularly fine-graded stock grading efficient in the broad grade scope.
Summary of the invention
Technical problem: it is easy to the purpose of this invention is to provide a kind of method, simple in structure, and energy consumption is low, and disposal ability is big, and effectiveness of classification is high, the fine particle stage material classification fluidized classifying apparatus and method for that reliability is high.
Technical scheme: fluidization classification equipment of the present invention comprises classification of sedimentation chamber, central tube, tangential feed pipe, feed buffer barrel, overflow collector groove, tapered inclination orifice plate, tapered angling hole board mount, fluidized classifying chamber, sensor, programmable controller, the discharging of coarse fraction material control actuator automatically; Described central tube is provided with the center feed sleeve pipe that links to each other with the tangential feed pipe, and the top of central tube is provided with the overflow launder that communicates with the overflow collector groove; Described tapered inclination orifice plate horn mouth is downward; The indoor middle part of described fluidized classifying is provided with the fluctuating flow distributor that is connected with the fluctuating flow generator; Lower end, fluidized classifying chamber is connected with coarse fraction goods fluid chamber through flange; Indoor water distributing plate and the feed pipe of being provided with of coarse fraction goods fluid; The water distributing plate top is provided with the coarse fraction material delivery pipe of extraction coarse fraction material, and coarse fraction material discharging control actuator automatically is located on the pipeline of coarse fraction material delivery pipe.
Described fluctuating flow distributor comprises the person in charge, and many arms with being responsible for the fluidized classifying chamber that is connected and passes penetrate many indoor arms of fluidized classifying and are provided with the standpipe that a plurality of apertures make progress, and the top of each standpipe is equipped with permeable web plate.
Described fluctuating flow generator is for producing membrane pump, peristaltic pump or the rotary valve of fluctuating flow.
Fluidized classifying method of the present invention, concrete steps are following:
A, at first the mode of water with pulsation is driven in the fluidized classifying chamber through the fluctuating flow distributor, forms change upwards and quicken the pulsation ascending current by the fluctuating flow generator;
B, through the tangential feed pipe that is connected with feed sleeve pipe tangential, center the material in the feed buffer barrel is fed then; Material through the center feed sleeve pipe to flow into classification of sedimentation downwards along the central tube tube wall indoor; Classification of sedimentation promptly takes place under the booster action of tapered inclination orifice plate; Fine particle stage material is to float; Pass the downward tapered inclination orifice plate of horn mouth, weir overflow to the overflow collector groove and discharging from classification of sedimentation chamber upper end, to get into fluidized classifying indoor and coarse fraction material and the sedimentation of part fine particle stage material compile;
C, indoor at fluidized classifying; When coarse fraction material and part fine particle stage material run into the pulsation ascending current; This part fine particle stage material will obtain accelerated motion upwards in the acceleration rising stage of fluctuating flow, under the effect of a plurality of pulsation periods, be upward through the fluidized classifying chamber gradually; Brought into overflow by ascending current from central tube; Flow into the overflow collector groove through overflow launder and converge with the fine particle stage material that comes out through the hang plate classification of sedimentation, discharge from the outlet of overflow collector groove as fine particle stage material, the coarse fraction material passes the fluctuating flow distributor and continues downward sedimentation in the fluidized classifying chamber;
D. be arranged on the concentration of the sensor measurement coarse fraction material on the fluidized classifying chamber; And with passing to programmable controller after the signal conversion; Automatically control actuator through the discharging of programmable controller controls coarse fraction material thing, the coarse fraction material is discharged automatically through coarse fraction material delivery pipe;
E. to the indoor feeding current of coarse fraction goods fluid, through the water distributing plate of apertured, the heavy material that sedimentation has been concentrated forms fluidized state on the current direction, prevents the obstruction of coarse fraction material deposition, is beneficial to the automatic discharging through coarse fraction material delivery pipe.
Beneficial effect: it is indoor that the present invention feeds classification of sedimentation through center feed sleeve pipe with material; Adopt the downward tapered inclination orifice plate of horn mouth to quicken the pulsation ascending current with becoming; Reinforcement is to the grading of fine particle stage material; Through coarse fraction goods fluid chamber is set, prevent the obstruction of coarse fraction material deposition, be beneficial to automatic discharging through coarse fraction material delivery pipe.When divided stage material through the center feed sleeve pipe to get into classification of sedimentation indoor; The classification of sedimentation phenomenon promptly takes place under the booster action of tapered inclination orifice plate, and fine particle stage material is from upper end, classification of sedimentation chamber weir overflow to fine particle stage material overflow collector groove, and coarse fraction material and the sedimentation of part fine particle stage material are pooled to the fluidized classifying chamber; When running into the pulsation ascending current; Fine particle stage material will obtain accelerated motion upwards in the acceleration rising stage of fluctuating flow, under a plurality of pulsation period effects, upwards brought into overflow by the therefrom careful grade material of ascending current overflow pipe gradually; Discharge as fine particle stage material; The coarse fraction material then passes the fluctuating flow distributor and continues downward sedimentation in fluid bed, discharge as the coarse fraction material, realize to fine particle stage material further by grade pulsation fluidized classifying.Lower end, fluidized classifying chamber is connected with coarse fraction goods fluid chamber through flange; To the indoor feeding current of coarse fraction goods fluid; Water distributing plate through apertured on the current direction; The heavy material that sedimentation has been concentrated forms fluidized state, prevents the obstruction of coarse fraction material deposition, is beneficial to the automatic discharging through coarse fraction material delivery pipe.In whole classification process, can regulate partition size neatly through regulating flow or the ripple frequency or the amplitude of fluctuating flow.Its method and simple in structure, the classification lower limit is low, and it is wide to handle particle size range, and disposal ability is big, and sharpness of separation is high, and reliability is high, has practicality widely.
Description of drawings
Fig. 1 is a fluidization classification equipment structural representation of the present invention;
Fig. 2 is a fluctuating flow structure of distributor sketch map of the present invention;
Fig. 3 is a fluctuating flow distributor partial structurtes sketch map of the present invention.
Among the figure: classification of sedimentation chamber-1, center feed sleeve pipe-2, central tube-3, overflow launder-4, tangential feed pipe-5; Feed buffer barrel-6, overflow collector groove-7, tapered inclination orifice plate-8, tapered angling hole board mount-9, fluidized classifying chamber 10; Fluctuating flow generator-11, fluctuating flow distributor-12, coarse fraction material delivery pipe-13, sensor-14; Programmable controller-15, the discharging of coarse fraction material is control actuator-16 automatically, coarse fraction goods fluid chamber-17, water distributing plate-18; Feed pipe-19, the fluctuating flow distributor is responsible for, 12-1, perforate fluctuating flow distributor branch pipes, 12-2 up, permeable web plate, 12-3 in the arm perforate.
The specific embodiment
Below in conjunction with accompanying drawing one embodiment of the present of invention are done further to describe:
As shown in Figure 1; Fluidization classification equipment of the present invention, mainly control actuator 16, coarse fraction goods fluid chamber 17, water distributing plate 18, feed pipe 19 constitute automatically by classification of sedimentation chamber 1, center feed sleeve pipe 2, central tube 3, overflow launder 4, tangential feed pipe 5, feed buffer barrel 6, overflow collector groove 7, tapered inclination orifice plate 8, tapered angling hole board mount 9, fluidized classifying chamber 10, fluctuating flow generator 11, fluctuating flow distributor 12, coarse fraction material delivery pipe 13, sensor 14, programmable controller 15, the discharging of coarse fraction material.The top of classification of sedimentation chamber 1 is cylinder; The bottom is a cone, and its underpart connects and the identical column fluidized classifying chamber 10 of awl bore, and central tube 3 is a center fine particle stage material overflow pipe; Be located at the middle part of classification of sedimentation chamber 1, center feed sleeve pipe 2 is established the outside that is sleeved on central tube 3.The tangential feed pipe 5 that links to each other with feed buffer barrel 6 is connected on the center feed sleeve pipe 2, is connected with center feed sleeve pipe 2 tube wall tangentials, becomes the eddy flow shape to feed material.The top of central tube 3 is provided with the overflow launder 4 that is connected with overflow collector groove 7, and overflow collector groove 7 has the tilting bottom, and the bottom lowest part is provided with the fine particle stage material outlet.Be fixed with tapered angling hole board mount 9 in 1 upper cylinder of classification of sedimentation chamber, be fixed with the downward tapered inclination orifice plate 8 of a plurality of horn mouths of suit on the tapered angling hole board mount 9, shown in the figure be three, can set according to on-site actual situations.The middle part is provided with fluctuating flow distributor 12 in the column fluidized classifying chamber 10 that links to each other with classification of sedimentation chamber 1; Fluctuating flow distributor 12 comprises is responsible for 12-1; 12-1 is connected and many arm 12-2 of the fluidized classifying chamber 10 passed with being responsible for; Many arm 12-2 that penetrate in the fluidized classifying chamber 10 are provided with the standpipe that a plurality of apertures make progress, and the top of each standpipe is equipped with permeable web plate 12-3.Fluctuating flow distributor 12 is connected with the fluctuating flow generator 11 of control flow fluctuation, and fluctuating flow generator 11 is for producing membrane pump, peristaltic pump or the rotary valve of fluctuating flow.10 lower ends, fluidized classifying chamber are connected with coarse fraction goods fluid chamber 17 through flange; 17 upper ends, coarse fraction goods fluid chamber are provided with water distributing plate 18; Its bottom is provided with feed pipe 19, and the top of water distributing plate 18 is provided with the coarse fraction material delivery pipe 13 that leads to 10 outsides, fluidized classifying chamber.The pipeline of coarse fraction material delivery pipe 13 is provided with coarse fraction material discharging control actuator 16 automatically.Programmable controller 15 receives the signal that is located at the sensor 14 on 10 walls of fluidized classifying chamber, and the automatic discharging that actuator 16 is implemented the coarse fraction material is controlled in the discharging of control coarse fraction material automatically.
Fluidized classifying method of the present invention: at first through fluctuating flow distributor 12 mode of water with pulsation is driven in the fluidized classifying chamber 10, forms change upwards and quicken the pulsation ascending current by fluctuating flow generator 11; Through the tangential feed pipe 5 that is connected with feed sleeve pipe 2 tangentials, center the material in the feed buffer barrel 6 is fed then; Feed sleeve pipe 2 Yanzhong core barrels 3 tube walls flow into downwards in the classification of sedimentation chamber 1 material through the center; Classification of sedimentation promptly takes place under the booster action of tapered inclination orifice plate 8, and fine particle stage material passes the downward tapered inclination orifice plate 8 of horn mouth to float;, to overflow collector groove 7, discharge from the weir overflow of 1 upper end, classification of sedimentation chamber through the outlet of its tilting bottom; Coarse fraction material and the sedimentation of part fine particle stage material compile in the entering fluidized classifying chamber 10; When coarse fraction material and part fine particle stage material run into the pulsation ascending current, this part fine particle stage material will obtain accelerated motion upwards in the acceleration rising stage of fluctuating flow, under a plurality of pulsation periods act on; Be upward through fluidized classifying chamber 10 gradually; Brought into overflow by ascending current from central tube 3, flow into overflow collector groove 7, converge with the fine particle stage material that comes out through the hang plate classification of sedimentation through overflow launder 4; Discharge from the outlet of overflow collector groove 7 as fine particle stage material; Realization to fine particle stage material further by grade pulsation fluidized classifying, and the coarse fraction material is in fluidized classifying chamber 10, passing fluctuating flow distributor 12 continues downward sedimentation; Be arranged on the concentration of the sensor 14 measurement coarse fraction materials on 10 inwalls of fluidized classifying chamber; And with passing to programmable controller controls device 15 after the signal conversion; Automatically control actuator 16 through the 15 control coarse fraction material dischargings of programmable controller controls device; Through coarse fraction material delivery pipe 13 the coarse fraction material is discharged, realize automatic discharging the coarse fraction material; Feeding current in coarse fraction goods fluid chamber 17, through the water distributing plate 18 of apertured, the heavy material that sedimentation has been concentrated forms fluidized state on the current direction, prevents the obstruction of coarse fraction material deposition, is beneficial to the automatic discharging through coarse fraction material delivery pipe 13.Can be in classification process through regulating flow, ripple frequency or the amplitude of fluctuating flow, the granularity of regulating classification.
Claims (4)
1. a fluidization classification equipment comprises classification of sedimentation chamber (1), central tube (3); Tangential feed pipe (5), feed buffer barrel (6), overflow collector groove (7); Tapered inclination orifice plate (8), tapered angling hole board mount (9), fluidized classifying chamber (10); Sensor (14), programmable controller (15), the discharging of coarse fraction material is control actuator (16) automatically; It is characterized in that: described central tube (3) is provided with the center feed sleeve pipe (2) that links to each other with tangential feed pipe (5), and the top of central tube (3) is provided with the overflow launder (4) that communicates with overflow collector groove (7); Described tapered inclination orifice plate (8) horn mouth is downward; Be provided with the fluctuating flow distributor (12) that is connected with fluctuating flow generator (11) in the described fluidized classifying chamber (10); Lower end, fluidized classifying chamber (10) is connected with coarse fraction goods fluid chamber (17) through flange, is provided with water distributing plate (18) and feed pipe (19) in the coarse fraction goods fluid chamber (17); Described water distributing plate (18) top is provided with the coarse fraction material delivery pipe (13) of extraction coarse fraction material, and coarse fraction material discharging control actuator (16) automatically is located on the pipeline of coarse fraction material delivery pipe (13).
2. fluidization classification equipment according to claim 1; It is characterized in that: described fluctuating flow distributor (12) comprises the person in charge (12-1); Be responsible for the many arms (12-2) that (12-1) is connected and passes fluidized classifying chamber (10); The many arms (12-2) that penetrate in the fluidized classifying chamber (10) are provided with the standpipe that a plurality of apertures make progress, and the top of each standpipe is equipped with permeable web plate (12-3).
3. fluidization classification equipment according to claim 1 is characterized in that: described fluctuating flow generator (11) is for producing membrane pump, peristaltic pump or the rotary valve of fluctuating flow.
4. fluidized classifying method, it is characterized in that: concrete steps are following:
A, at first the mode of water with pulsation is driven in the fluidized classifying chamber (10) through fluctuating flow distributor (12), forms change upwards and quicken the ascending current of pulsing by fluctuating flow generator (11);
B, through the tangential feed pipe (5) that is connected with center feed sleeve pipe (2) tangential the material in the feed buffer barrel (6) is fed then; Material flows into downwards in the classification of sedimentation chamber (1) along central tube (3) tube wall through center feed sleeve pipe (2); Classification of sedimentation promptly takes place under the booster action of tapered inclination orifice plate; Fine particle stage material is to float; Pass the downward tapered inclination orifice plate (8) of horn mouth, from classification of sedimentation chamber (1) upper end weir overflow to overflow collector groove (7) and discharge, and coarse fraction material and the sedimentation of part fine particle stage material compile in the entering fluidized classifying chamber (10);
C, in fluidized classifying chamber (10); When coarse fraction material and part fine particle stage material run into the pulsation ascending current, this part fine particle stage material will obtain the accelerated motion that makes progress in the acceleration rising stage of fluctuating flow, under the effect of a plurality of pulsation periods; Be upward through fluidized classifying chamber (10) gradually; Brought into overflow by ascending current from central tube (3), flow into overflow collector groove (7), converge with the fine particle stage material that comes out through tapered inclination orifice plate classification of sedimentation through overflow launder (4); Discharge from the outlet of overflow collector groove (7) as fine particle stage material, the coarse fraction material passes fluctuating flow distributor (12) and continues downward sedimentation in fluidized classifying chamber (10);
D. be arranged on the concentration of sensor (14) the measurement coarse fraction material on the fluidized classifying chamber (10); And with passing to programmable controller (15) after the signal conversion; Automatically control actuator (16) through the discharging of programmable controller (15) control coarse fraction material thing, the coarse fraction material is discharged automatically through coarse fraction material delivery pipe (13);
E. in coarse fraction goods fluid chamber (17), feed current; Water distributing plate (18) through apertured on the current direction; The heavy material that sedimentation has been concentrated forms fluidized state, prevents the obstruction of coarse fraction material deposition, is beneficial to the automatic discharging through coarse fraction material delivery pipe (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101166487A CN101767051B (en) | 2010-03-03 | 2010-03-03 | Fluidization classification equipment and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101166487A CN101767051B (en) | 2010-03-03 | 2010-03-03 | Fluidization classification equipment and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101767051A CN101767051A (en) | 2010-07-07 |
| CN101767051B true CN101767051B (en) | 2012-11-28 |
Family
ID=42500241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101166487A Expired - Fee Related CN101767051B (en) | 2010-03-03 | 2010-03-03 | Fluidization classification equipment and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101767051B (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102527491A (en) * | 2012-01-18 | 2012-07-04 | 长沙矿冶研究院有限责任公司 | High-efficiency hydraulic classification machine |
| CN103567174A (en) * | 2013-10-09 | 2014-02-12 | 毛巴良 | Full-automatic tailings felt cleaning machine |
| CN104117425A (en) * | 2014-06-30 | 2014-10-29 | 许昌皓邦新能源科技有限公司 | Silicon carbide overflowing tank |
| CN105344460B (en) * | 2015-11-24 | 2018-07-06 | 广东三宝新材料科技股份有限公司 | A kind of sheet-like particle Wet continuous classifying equipoment and its stage division |
| PE20181930A1 (en) * | 2016-04-26 | 2018-12-13 | Newcastle Innovation Ltd | A FEEDING APPARATUS FOR A PARTICLE SEPARATOR, A PARTICLE SEPARATOR AND A METHOD FOR PARTICLE SEPARATION |
| CN107456888B (en) * | 2016-06-06 | 2020-06-05 | 上海新昇半导体科技有限公司 | Solvent mixer |
| CN106290087B (en) * | 2016-09-21 | 2023-05-02 | 迈安德集团有限公司 | Automatic grading experiment system for micro-fine particle grade material |
| CN106513161B (en) * | 2016-11-03 | 2018-11-16 | 中国矿业大学(北京) | A kind of variable diameter fluidized bed for separation of built-in skew plate |
| CN106680160B (en) * | 2017-02-28 | 2023-10-20 | 广西大学 | Continuous hydraulic analyzer adopting updraft method and analysis method thereof |
| CN107961569B (en) * | 2017-12-21 | 2024-07-02 | 西藏华泰龙矿业开发有限公司 | Partition sedimentation thickener |
| CN108298747B (en) * | 2018-02-12 | 2023-09-29 | 南京圣卡孚科技有限公司 | Device and method for purifying and recycling white water of decorative base paper |
| CN108793439B (en) * | 2018-08-29 | 2024-02-27 | 郑州恒博环境科技股份有限公司 | Separation tower for recycling magnesium hydroxide from desulfurization wastewater |
| CN109604042B (en) * | 2018-12-29 | 2021-03-09 | 天地（唐山）矿业科技有限公司 | Wide-size-fraction pulsating shallow-groove heavy-medium separator |
| CN110433951A (en) * | 2019-08-20 | 2019-11-12 | 中国恩菲工程技术有限公司 | Fluidization screening installation based on bed of material position and bed layer pressure Collaborative Control |
| CN112452525B (en) * | 2020-11-05 | 2022-06-21 | 青海昆仑种业集团有限公司 | Device that numerous kind of rape was used |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4301001A (en) * | 1979-05-21 | 1981-11-17 | English Clays Lovering Pochin & Company, Limited | Process for concentrating mica in a mixture of sand and mica |
| RU2019296C1 (en) * | 1991-07-19 | 1994-09-15 | Всесоюзный научно-исследовательский институт химической технологии | Column-classifier |
| CN201158666Y (en) * | 2008-03-11 | 2008-12-03 | 上海宝钢工程技术有限公司 | Multifunctional regulation blowing tank |
| CN201172003Y (en) * | 2008-03-24 | 2008-12-31 | 河南理工大学 | Coarse coal slurry damp pulsation interference bed sorter |
| CN101628256A (en) * | 2009-07-31 | 2010-01-20 | 河南理工大学 | Hindered bed separator |
| CN201644202U (en) * | 2010-03-03 | 2010-11-24 | 中国矿业大学 | Fluidized classification device |
-
2010
- 2010-03-03 CN CN2010101166487A patent/CN101767051B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4301001A (en) * | 1979-05-21 | 1981-11-17 | English Clays Lovering Pochin & Company, Limited | Process for concentrating mica in a mixture of sand and mica |
| RU2019296C1 (en) * | 1991-07-19 | 1994-09-15 | Всесоюзный научно-исследовательский институт химической технологии | Column-classifier |
| CN201158666Y (en) * | 2008-03-11 | 2008-12-03 | 上海宝钢工程技术有限公司 | Multifunctional regulation blowing tank |
| CN201172003Y (en) * | 2008-03-24 | 2008-12-31 | 河南理工大学 | Coarse coal slurry damp pulsation interference bed sorter |
| CN101628256A (en) * | 2009-07-31 | 2010-01-20 | 河南理工大学 | Hindered bed separator |
| CN201644202U (en) * | 2010-03-03 | 2010-11-24 | 中国矿业大学 | Fluidized classification device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101767051A (en) | 2010-07-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101767051B (en) | Fluidization classification equipment and method | |
| CN101804382B (en) | Sorting and grading device of pulsating liquid-solid fluidized bed and method thereof | |
| CN103657839A (en) | Gas-liquid-solid three-phase fluidized bed sorting machine and sorting method thereof | |
| CN201676741U (en) | Desliming type liquid-solid fluidized bed coarse slime sorting and grading device | |
| CN201644206U (en) | Pulsating liquid-solid fluidized bed sorting classification device | |
| CN101850293B (en) | Coarse coal slime sorting and grading plant for desliming type liquid-solid fluid bed | |
| CN201692871U (en) | Fine mineral hindered settling classifier | |
| JPS6140446B2 (en) | ||
| CN201342370Y (en) | Water power classifying and sorting integrated device | |
| CN101890393A (en) | Spiral flow continuous centrifugal classifier | |
| CN201644202U (en) | Fluidized classification device | |
| CN105080700A (en) | Pulsation inclined plate intensification classifying and sorting device and method thereof | |
| CN104984816B (en) | The operating method of short transverse water speed is adjustable liquid-solid fluid bed coarse slime size device | |
| CN101927210A (en) | Pulse turbulence flow field fluidized mineral separator | |
| CN208213407U (en) | A kind of separation of coarse slime device with stabilization fluid environment | |
| CN107537698B (en) | Reinforced coarse slime flotation device | |
| CN101844104A (en) | Hydraulic classifier | |
| CN101947500B (en) | Separator integrated with cyclonic separation and cyclonic flotation | |
| CN101628256A (en) | Hindered bed separator | |
| CN111389580B (en) | Three-product hydraulic flotation machine for coarse particle recovery and separation method | |
| CN103817075B (en) | Novel hydraulic classification two-section arc screen | |
| CN205361690U (en) | Hydraulic classification desliming cylinder for bauxite | |
| CN111957426A (en) | High-efficient thick grading plant of thick mud of compound whirl of inside and outside water conservancy | |
| CN101011680B (en) | High efficiency second flow grading method and device | |
| CN201755523U (en) | Spiral-flow continuous centrifugal separator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121128 Termination date: 20160303 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |