CN205032286U - A preprocessing device for ore pulp separation - Google Patents
A preprocessing device for ore pulp separation Download PDFInfo
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- CN205032286U CN205032286U CN201520665311.XU CN201520665311U CN205032286U CN 205032286 U CN205032286 U CN 205032286U CN 201520665311 U CN201520665311 U CN 201520665311U CN 205032286 U CN205032286 U CN 205032286U
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- plate
- ore pulp
- staving
- feeding pipe
- mixing cone
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Abstract
The utility model provides a preprocessing device for ore pulp separation, include staving (8) as the shell, communicate and be used for pouring into into pan feeding pipe (1) of ore pulp with staving (8), set up and add the device for communicateing with pan feeding pipe (1) and be used for adding the auxiliary material of flocculating agent medicament, the first order mixing arrangement of setting in pan feeding pipe (1), the setting is at the second level mixing arrangement of the input port of staving portion, the three level hybrid device of setting in the staving, the joining device is added the medicament in the ore pulp, loop through three level hybrid through the ore pulp from flowing, the out of use mechanical stirring bucket, XY type ore pulp preprocessor and XK type pulp conditioner, consequently, the mixed effect of medicament and ore pulp and the effect of preliminary treatment have been improved.
Description
One, technical field
The utility model relates to a kind of pretreatment unit, especially a kind of pretreatment unit be separated for ore pulp.
Two, background technology
Before ore pulp enters flotation column or flotation device carries out flotation, need to carry out dosing, pretreatment of sizing mixing, thus ensure the effect that ore pulp is separated, therefore the pretreatment unit be separated for ore pulp is a kind of important mine device, in the existing pretreatment unit be separated for ore pulp, before coal preparation plant of current China (or ore dressing plant) ore pulp enters flotation column (or flotation device) flotation, conventional ore pulp pre-processing device has: mechanical agitation bucket, XY type ore pulp preprocessor, XK type kaskad apparatus for pre-flotation pulp conditioning, and main Shortcomings is: energy consumption is high; Ore pulp and floating agent incorporation time is short, " collision " weak effect, stir uneven.In order to reduce the investment of coal preparation plant (or ore dressing plant) factory building, the general fashion that ore pulp enters ore pulp preprocessor is: ore pulp is first from flowing to ore pulp collecting pit, and then by transport pump to ore pulp preprocessor, instead of certainly flowing to ore pulp preprocessor, turbulent weir effect is bad; Ore pulp and floating agent " shunting ", " mixing ", " collision " weak effect, stir uneven.
Three, summary of the invention
In order to overcome above-mentioned technical disadvantages, the purpose of this utility model is to provide a kind of pretreatment unit be separated for ore pulp, therefore improves the mixed effect of medicament and ore pulp and pretreated effect.
For achieving the above object, the technical scheme that the utility model is taked is: include as the staving of shell, to be communicated with staving and for inject ore pulp feeding pipe, be set to be communicated with feeding pipe and for add flocculant medicament auxiliary material adding apparatus, the first order mixing arrangement being arranged on feeding pipe, be arranged on the second level mixing arrangement of the input oral area of staving, be arranged on the third level mixing arrangement of staving.
Owing to devising feeding pipe, staving, auxiliary material adding apparatus, first order mixing arrangement, second level mixing arrangement and third level mixing arrangement, by auxiliary material adding apparatus, medicament is joined in ore pulp, dynamic successively by three grades of mixing by pulp gravity flow, do not re-use mechanical agitation bucket, XY type ore pulp preprocessor and XK type kaskad apparatus for pre-flotation pulp conditioning, therefore improve the mixed effect of medicament and ore pulp and pretreated effect.
The utility model devises, and according to the mode of medicament and ore pulp successively three grades of mixed processing, feeding pipe, staving, auxiliary material adding apparatus, first order mixing arrangement, second level mixing arrangement and third level mixing arrangement is coupled to each other.
The utility model devises, auxiliary material adding apparatus is set to include gas-liquid emulsifier unit, enters funnel and dilution feeding pipe, first order mixing arrangement is set to SK blender, second level mixing arrangement is set to mixed distribution circle and uniform board, third level mixing arrangement is set to include edge mixing cone-plate and center mixing cone-plate
Feeding pipe is set to be communicated with staving and is provided with SK blender in the feeding pipe of feeding pipe and staving connecting portion, feeding pipe is provided with gas-liquid emulsifier unit and enters funnel and the output port of SK blender is provided with dilution feeding pipe, in the input oral area of the staving of feeding pipe and staving connecting portion, be provided with mixed distribution circle and be provided with uniform board in mixed distribution circle, edge mixing cone-plate and center mixing cone-plate is provided with and edge mixing cone-plate and center mixing cone-plate are set to be distributed in staving successively in the lower end surface portion of mixed distribution circle, the lower end surface portion of staving is provided with output port.
The utility model devises, and feeding pipe is provided with heel and heel is arranged between funnel and SK blender input oral area.
The utility model devises, and the flight that SK blender is set to be reversed by one channel left and right is arranged on the blender of inner-walls of duct.
The utility model devises, and mixed distribution circle is set to cylindrical shell and is provided with small opening in the lower body of cylindrical shell, uniform board is provided with small opening and uniform board is arranged on the pars intermedia body of cylindrical shell.
The utility model devises, edge mixing cone-plate is set to include convex supporting plate and choked flow weir, convex supporting plate is set to taper column and choked flow weir is arranged on the upper end end face portion of convex supporting plate, choked flow weir is set to circle body and choked flow weir is set to be distributed in the upper end end face portion of convex supporting plate according to stepwise manner, is respectively arranged with small opening and angle α between the upper end end face portion of convex supporting plate and horizontal plane is set to 1-8 ° at the pars intermedia of convex supporting plate and perimeter portion.
The utility model devises, center mixing cone-plate is set to include recessed supporting plate and choked flow weir, recessed supporting plate is set to back taper column and choked flow weir is arranged on the upper end end face portion of recessed supporting plate, choked flow weir is set to circle body and choked flow weir is set to be distributed in the upper end end face portion of recessed supporting plate according to stepwise manner, is respectively arranged with small opening and angle β between the upper end end face portion of recessed supporting plate and horizontal plane is set to 1-8 ° at the pars intermedia of recessed supporting plate and perimeter portion.
The utility model devises, and edge mixing cone-plate and center mixing cone-plate are set to the upper end end face portion laminating contact connecting mode distribution of the lower end surface Bu Yu center mixing cone-plate according to edge mixing cone-plate.
The utility model devises, an edge mixing cone-plate and a center mixing cone-plate are set to one group and in staving, are provided with three groups, the β of the center mixing cone-plate of α and first group of the edge mixing cone-plate of first group is set to 1-8 ° respectively, the β of the center mixing cone-plate of α and second group of the edge mixing cone-plate of second group is set to 5-6 ° respectively, and the β of the center mixing cone-plate of α and the 3rd group of the edge mixing cone-plate of the 3rd group is set to 6-8 ° respectively.
Technique effect of the present utility model is: gas-liquid emulsifier unit is made up of seamless pipe, nozzle, trunnion, amplifier.Its Main Function: ore pulp by transport pump to feeding pipe, trunnion is entered by nozzle pressurized jet after valve pressure regulation, discharge through amplifier again, due to pulp volume change, medicament and air are entered gas-liquid emulsifier unit through entering funnel by self-priming, because high-pressure injection improves the emulsifying effectiveness of ore pulp and medicament, air, and produce a large amount of micro-bubbles.Wear-resistant bend is common standard elbow lined ceramics, two ends welded flange, is convenient to change.Its Main Function: the direction of alter, strengthens emulsifying effectiveness.SK blender is made up of body and SK type unit, and wherein SK type unit is formed by the flight assembly welding of the left and right torsion of one channel.Its Main Function, extends ore pulp and medicament, air mixture time further, improves " collision " effect.Dilution feeding pipe is made up of flange, seamless pipe, wear-resistant bend, and the outlet of dilution feeding pipe is corresponding with SK mixer outlet, strengthens the dilution of ore pulp, mixed effect.Mixed distribution circle is the cylinder that wear-resisting steel plate rolls, and border, its underpart distributes several discharge opening, and its middle inside connects uniform board.Its Main Function: mixed distribution circle adopts uniform board, and alter direction, improves mixed effect further; Ore pulp is after inclined-plane in the middle part of discharge opening several on uniform board is ejected into shunting cone-plate is dispersed, be ejected into again by the several discharge opening in border, mixed distribution circle bottom in the most inside cylindrical on shunting choked flow weir, cone-plate top, improve " collision " effect of ore pulp and floating agent.The cylinder of several different-diameters that choked flow weir is rolled by wear-resisting steel plate forms, cylinder and horizontal plane angle in 90 °, upper cause several " zigzag " opening of cylinder, lower cause several " rectangle " fluting of cylinder, and when adjacent two cylinders are installed, the dislocation of " rectangle " fluting is arranged.Its Main Function: ore pulp is through cylinder side wall collision rift, part ore pulp overflows in next cylinder through " zigzag " opening of cylinder upper limb, another part ore pulp flows automatically in next cylinder by " rectangle " fluting of cylinder lower edge, ore pulp, through the process such as " falling ", " shunting ", " collision ", " mixing " many times, finally completes uniform stirring.Shunting cone-plate and horizontal plane angle α are 1 ° ~ 3 °, have a discharge opening d(d < D in the middle part of it), there is several discharge opening border.Its Main Function: ore pulp branch center and border two parts enter next stage mixing, improve " shunting ", " collision " effect further.Center mixing cone-plate (I) and horizontal plane angle α are 1 ° ~ 3 °, have a discharge opening D in the middle part of it.Its Main Function: ore pulp is mixed into next stage collision by middle part discharge opening D, improves " mixing ", " collision " effect further.Edge mixing cone-plate (I) and horizontal plane angle β are 5 ° ~ 6 °, and there is several discharge opening its border.Its Main Function: the angle β > α with horizontal plane, improves the flowing velocity of ore pulp, improves " mixing ", " collision " effect further.Center mixing cone-plate (II) and horizontal plane angle β are 5 ° ~ 6 °, have a discharge opening D in the middle part of it.Edge mixing cone-plate (II) and horizontal plane angle γ are 6 ° ~ 8 °, and there is several discharge opening its border.Center mixing cone-plate (III) and horizontal plane angle γ are 6 ° ~ 8 °, have a discharge opening in the middle part of it.Non-energy-consumption; Choked flow weir is effective; Ore pulp and floating agent " shunting ", " collision ", " mixing " are effective, stir.Non-energy-consumption, choked flow weir are effective, ore pulp and floating agent are shunted, collided and mixed processing mode, effective, stir, and pretreating effect is good.Compared with traditional ore pulp separating and treating apparatus, raise the efficiency 15% ~ 30%.
In the technical program, be important technical characteristic to the feeding pipe of medicament and ore pulp successively three grades of mixed processing, staving, auxiliary material adding apparatus, first order mixing arrangement, second level mixing arrangement and third level mixing arrangement, in the technical field of the pretreatment unit be separated for ore pulp, have novelty, creativeness and practicality, the term in the technical program is all to make an explanation with patent document in the art and to understand.
Four, accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is schematic diagram of the present utility model.
Five, detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 is an embodiment of the present utility model, illustrate the present embodiment by reference to the accompanying drawings, include feeding pipe 1, gas-liquid emulsifier unit 3, enter funnel 4, SK blender 6, dilution feeding pipe 7, staving 8, mixed distribution circle 9, uniform board 10, edge mixing cone-plate 2 and center mixing cone-plate 5
Feeding pipe 1 is set to be communicated with staving 8 and is provided with SK blender 6 in feeding pipe 1 with the feeding pipe 1 of staving 8 connecting portion, feeding pipe 1 is provided with gas-liquid emulsifier unit 3 and enters funnel 4 and the output port of SK blender 6 is provided with dilution feeding pipe 7, in the input oral area of feeding pipe 1 with the staving 8 of staving 8 connecting portion, be provided with mixed distribution circle 9 and be provided with uniform board 10 in mixed distribution circle 9, edge mixing cone-plate 2 and center mixing cone-plate 5 is provided with and edge mixing cone-plate 2 and center mixing cone-plate 5 are set to be distributed in successively in staving 8 in the lower end surface portion of mixed distribution circle 9, the lower end surface portion of staving 8 is provided with output port.
In the present embodiment, feeding pipe 1 is provided with heel and heel is arranged between funnel 4 and SK blender 6 input oral area.
In the present embodiment, the flight that SK blender 6 is set to be reversed by one channel left and right is arranged on the blender of inner-walls of duct.
In the present embodiment, mixed distribution circle 9 is set to cylindrical shell and is provided with small opening in the lower body of cylindrical shell, uniform board 10 is provided with small opening and uniform board 10 is arranged on the pars intermedia body of cylindrical shell.
In the present embodiment, edge mixing cone-plate 2 is set to include convex supporting plate 21 and choked flow weir 22, convex supporting plate 21 is set to taper column and choked flow weir 22 is arranged on the upper end end face portion of convex supporting plate 21, choked flow weir 22 is set to circle body and choked flow weir 22 is set to be distributed in the upper end end face portion of convex supporting plate 21 according to stepwise manner, is respectively arranged with small opening and angle α between the upper end end face portion of convex supporting plate 21 and horizontal plane is set to 1-8 ° at the pars intermedia of convex supporting plate 21 and perimeter portion.
In the present embodiment, center mixing cone-plate 5 is set to include recessed supporting plate 51 and choked flow weir 22, recessed supporting plate 51 is set to back taper column and choked flow weir 22 is arranged on the upper end end face portion of recessed supporting plate 51, choked flow weir 22 is set to circle body and choked flow weir 22 is set to be distributed in the upper end end face portion of recessed supporting plate 51 according to stepwise manner, is respectively arranged with small opening and angle β between the upper end end face portion of recessed supporting plate 51 and horizontal plane is set to 1-8 ° at the pars intermedia of recessed supporting plate 51 and perimeter portion.
In the present embodiment, edge mixing cone-plate 2 and center mixing cone-plate 5 are set to the upper end end face portion laminating contact connecting mode distribution of the lower end surface Bu Yu center mixing cone-plate 5 according to edge mixing cone-plate 2.
In the present embodiment, an edge mixing cone-plate 2 and a center mixing cone-plate 5 are set to one group and are provided with three groups in stavings 8, the β of the center mixing cone-plate 5 of α and first group of the edge mixing cone-plate 2 of first group is set to 1-8 ° respectively, the β of the center mixing cone-plate 5 of α and second group of the edge mixing cone-plate 2 of second group is set to 5-6 ° respectively, and the β of the center mixing cone-plate 5 of α and the 3rd group of the edge mixing cone-plate 2 of the 3rd group is set to 6-8 ° respectively.
Ore pulp by transport pump to feeding pipe 1, enter gas-liquid emulsifier unit 3, medicament and air are entered gas-liquid emulsifier unit 3 through entering funnel 4 by self-priming, enter SK blender 6, with from diluting dilution water mixing jetting that feeding pipe 7 enters in the middle part of uniform board 10, be ejected into again on edge mixing cone-plate 2 by the several discharge opening in border, mixed distribution circle 9 bottom, then through the choked flow for several times of edge mixing cone-plate 2 and center mixing cone-plate 5 and collision rift, finally discharge.
Feeding pipe 1, gas-liquid emulsifier unit 3, enter funnel 4, SK blender 6, dilution feeding pipe 7, staving 8, mixed distribution circle 9, uniform board 10, edge mixing cone-plate 2 and center mixing cone-plate 5
The utility model has lower feature:
1, owing to devising feeding pipe 1, staving 8, auxiliary material adding apparatus, first order mixing arrangement, second level mixing arrangement and third level mixing arrangement, by auxiliary material adding apparatus, medicament is joined in ore pulp, dynamic successively by three grades of mixing by pulp gravity flow, do not re-use mechanical agitation bucket, XY type ore pulp preprocessor and XK type kaskad apparatus for pre-flotation pulp conditioning, therefore improve the mixed effect of medicament and ore pulp and pretreated effect.
2, owing to devising SK blender 6, under flight effect, the deceleration of the flowing that certainly fallen by medicament and ore pulp, improves preliminary mixed effect.
3, owing to devising mixed distribution circle 9 and uniform board 10, by the change of the flow direction to medicament and ore pulp, improve mixed effect.
3, owing to devising edge mixing cone-plate 2 and center mixing cone-plate 5, under inclined-plane and choked flow weir 22 act on, the medicament of forming station stepwise and mineral syrup liquid, eliminate the surperficial tension of medicament and mineral syrup liquid, improve pretreating effect.
4, owing to devising, the restriction of number range has been carried out to planform, number range is made to be technical characteristic in the technical solution of the utility model, be not by formulae discovery or tested the technical characteristic drawn by limited number of time, test shows that the technical characteristic of this number range achieves good technique effect.
5, owing to devising technical characteristic of the present utility model, in the effect of the set separately and each other of technical characteristic, by test show, property indices of the present utility model be existing property indices be at least 1.7 times, by assessment there is good market value.
What also have other is all one of embodiment of the present utility model with the technical characteristic connected of the feeding pipe 1 to medicament and ore pulp successively three grades of mixed processing, staving 8, auxiliary material adding apparatus, first order mixing arrangement, second level mixing arrangement and third level mixing arrangement, and each technical characteristic of the above embodiment can combine arbitrarily, for meeting the requirement of Patent Law, patent regulation and guidelines for examination, no longer the embodiment of all possible combination of each technical characteristic in above-described embodiment is all described.
Therefore in the pretreatment unit technical field be separated for ore pulp, every include as the staving 8 of shell, to be communicated with staving 8 and for inject ore pulp feeding pipe 1, be set to be communicated with feeding pipe 1 and for the auxiliary material adding apparatus adding flocculant medicament, the first order mixing arrangement being arranged on feeding pipe 1, be arranged on the input oral area of staving 8 second level mixing arrangement, be arranged on the technology contents of third level mixing arrangement of staving 8 all in protection domain of the present utility model.
Claims (10)
1., for the pretreatment unit that ore pulp is separated, it is characterized in that: include as the staving (8) of shell, to be communicated with staving (8) and for inject ore pulp feeding pipe (1), be set to be communicated with feeding pipe (1) and for the auxiliary material adding apparatus adding flocculant medicament, the first order mixing arrangement being arranged on feeding pipe (1), be arranged on the second level mixing arrangement of the input oral area of staving (8), be arranged on the third level mixing arrangement of staving (8).
2. the pretreatment unit be separated for ore pulp according to claim 1, is characterized in that: according to the mode of medicament and ore pulp successively three grades of mixed processing, feeding pipe (1), staving (8), auxiliary material adding apparatus, first order mixing arrangement, second level mixing arrangement and third level mixing arrangement are coupled to each other.
3. the pretreatment unit be separated for ore pulp according to claim 1, it is characterized in that: auxiliary material adding apparatus is set to include gas-liquid emulsifier unit (3), enter funnel (4) and dilution feeding pipe (7), first order mixing arrangement is set to SK blender (6), second level mixing arrangement is set to mixed distribution circle (9) and uniform board (10), third level mixing arrangement is set to include edge mixing cone-plate (2) and center mixing cone-plate (5), feeding pipe (1) is set to be communicated with staving (8) and is provided with SK blender (6) in the feeding pipe (1) of feeding pipe (1) with staving (8) connecting portion, feeding pipe (1) is provided with gas-liquid emulsifier unit (3) and enters funnel (4) and the output port of SK blender (6) is provided with dilution feeding pipe (7), in the input oral area of feeding pipe (1) with the staving (8) of staving (8) connecting portion, be provided with mixed distribution circle (9) and be provided with uniform board (10) in mixed distribution circle (9), edge mixing cone-plate (2) and center mixing cone-plate (5) is provided with and edge mixing cone-plate (2) and center mixing cone-plate (5) are set to be distributed in successively in staving (8) in the lower end surface portion of mixed distribution circle (9), the lower end surface portion of staving (8) is provided with output port.
4. the pretreatment unit be separated for ore pulp according to claim 3, is characterized in that: on feeding pipe (1), be provided with heel and heel is arranged between funnel (4) and SK blender (6) input oral area.
5. the pretreatment unit be separated for ore pulp according to claim 3, is characterized in that: the flight that SK blender (6) is set to be reversed by one channel left and right is arranged on the blender of inner-walls of duct.
6. the pretreatment unit be separated for ore pulp according to claim 3, it is characterized in that: mixed distribution circle (9) is set to cylindrical shell and is provided with small opening in the lower body of cylindrical shell, uniform board (10) is provided with small opening and uniform board (10) is arranged on the pars intermedia body of cylindrical shell.
7. the pretreatment unit be separated for ore pulp according to claim 3, it is characterized in that: edge mixing cone-plate (2) is set to include convex supporting plate (21) and choked flow weir (22), convex supporting plate (21) is set to taper column and choked flow weir (22) are arranged on the upper end end face portion of convex supporting plate (21), choked flow weir (22) is set to circle body and choked flow weir (22) are set to be distributed in the upper end end face portion of convex supporting plate (21) according to stepwise manner, small opening is respectively arranged with and angle α between the upper end end face portion of convex supporting plate (21) and horizontal plane is set to 1-8 ° at the pars intermedia of convex supporting plate (21) and perimeter portion.
8. the pretreatment unit be separated for ore pulp according to claim 3, it is characterized in that: center mixing cone-plate (5) is set to include recessed supporting plate (51) and choked flow weir (22), recessed supporting plate (51) is set to back taper column and choked flow weir (22) are arranged on the upper end end face portion of recessed supporting plate (51), choked flow weir (22) is set to circle body and choked flow weir (22) are set to be distributed in the upper end end face portion of recessed supporting plate (51) according to stepwise manner, small opening is respectively arranged with and angle β between the upper end end face portion of recessed supporting plate (51) and horizontal plane is set to 1-8 ° at the pars intermedia of recessed supporting plate (51) and perimeter portion.
9. the pretreatment unit be separated for ore pulp according to claim 3, is characterized in that: edge mixing cone-plate (2) and center mixing cone-plate (5) are set to the upper end end face portion laminating contact connecting mode distribution of lower end surface Bu Yu center mixing cone-plate (5) according to edge mixing cone-plate (2).
10. according to claim 7, the pretreatment unit be separated for ore pulp described in 8 or 9, it is characterized in that: an edge mixing cone-plate (2) and a center mixing cone-plate (5) are set to one group and are provided with three groups in staving (8), the β of the center mixing cone-plate (5) of α and first group of the edge mixing cone-plate (2) of first group is set to 1-8 ° respectively, the β of the center mixing cone-plate (5) of α and second group of the edge mixing cone-plate (2) of second group is set to 5-6 ° respectively, the β of the center mixing cone-plate (5) of α and the 3rd group of the edge mixing cone-plate (2) of the 3rd group is set to 6-8 ° respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520665311.XU CN205032286U (en) | 2015-08-31 | 2015-08-31 | A preprocessing device for ore pulp separation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520665311.XU CN205032286U (en) | 2015-08-31 | 2015-08-31 | A preprocessing device for ore pulp separation |
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| Publication Number | Publication Date |
|---|---|
| CN205032286U true CN205032286U (en) | 2016-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520665311.XU Expired - Fee Related CN205032286U (en) | 2015-08-31 | 2015-08-31 | A preprocessing device for ore pulp separation |
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| Country | Link |
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| CN (1) | CN205032286U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105363566A (en) * | 2015-08-31 | 2016-03-02 | 临沂矿业集团有限责任公司 | Pretreatment device for slurry separation |
| CN117019414A (en) * | 2023-09-28 | 2023-11-10 | 中建材通辽矽砂工业有限公司 | Quartz sand fluoride-free flotation production equipment and production process with same |
-
2015
- 2015-08-31 CN CN201520665311.XU patent/CN205032286U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105363566A (en) * | 2015-08-31 | 2016-03-02 | 临沂矿业集团有限责任公司 | Pretreatment device for slurry separation |
| CN117019414A (en) * | 2023-09-28 | 2023-11-10 | 中建材通辽矽砂工业有限公司 | Quartz sand fluoride-free flotation production equipment and production process with same |
| CN117019414B (en) * | 2023-09-28 | 2024-01-26 | 中建材通辽矽砂工业有限公司 | Quartz sand fluoride-free flotation production equipment and production process with same |
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| 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: 20160217 Termination date: 20180831 |
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| CF01 | Termination of patent right due to non-payment of annual fee |