CN102049349A - Sand sedimentation tank - Google Patents
Sand sedimentation tank Download PDFInfo
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- CN102049349A CN102049349A CN 200910236931 CN200910236931A CN102049349A CN 102049349 A CN102049349 A CN 102049349A CN 200910236931 CN200910236931 CN 200910236931 CN 200910236931 A CN200910236931 A CN 200910236931A CN 102049349 A CN102049349 A CN 102049349A
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Abstract
The invention provides a sand sedimentation tank. The sand sedimentation tank comprises a tank body, an inlet and an outlet, wherein the tank body comprises a side wall and a bottom; the outlet is formed on the side wall; and the bottom is provided with at least one convex part and/or at least one concave part. When the sand sedimentation tank provided by the invention is used, sand removal treatment can be continuously performed on a large amount of grout through continuous inflow and outflow of fluid, the sand sedimentation tank has a simple structure, and complex equipment is not required to provide high-pressure grout and centrifugal force. In addition, a sand removal condition is conveniently monitored in an open working environment.
Description
Technical field
The present invention relates to a kind of riffler.
Background technology
From the natural food solid particle of solid material, remove the grains of sand, thereby guarantee that the pure of solid particle is very important especially for food service industry.In the prior art; for realizing removing sand purpose; use the eddy flow litter cleaning machine to remove sand mostly; particularly; the slurries that solid particle is mixed with the grains of sand are by the effect of centrifugal sedimentation, make that the grains of sand of greater density are thrown toward pool wall in the slurries, and get rid of from the bottom flushing of sediment mouth; the solid particle that density is lighter is then stayed in the water, thereby realizes separating of solid particle and the grains of sand.
In eddy flow removes sand, though can remove most of grains of sand, but need get rid of to pool wall by the centrifugal force grains of sand that density is bigger, by force with solid particle and grains of sand layering, therefore, need to use a plurality of complex component such as eddy current type settling pit, the motor that produces centrifugal force and gearbox, make the complex structure of eddy flow litter cleaning machine.For the centrifugal force that guarantees the process of removing sand and make slurries under certain pressure, flow into litter cleaning machine, the eddy flow litter cleaning machine is worked under sealing condition usually, thereby can not carry out the continuous work of removing sand, can not monitor the situation of removing sand in real time, and the structure of eddy flow litter cleaning machine complexity has limited the amount of the slurries that each work can handle greatly.
Summary of the invention
Shortcomings such as the complex structure that exists for the eddy flow litter cleaning machine that solves prior art, working environment sealing, the processing of can not removing sand continuously the invention provides a kind of simple in structure, the riffler that can work continuously under open environment.
The invention provides a kind of riffler, this riffler comprises cell body, entrance and exit, and described cell body comprises sidewall and bottom, and described outlet is arranged on the described sidewall, and wherein, described bottom has at least one bossing and/or at least one sunk part.
Riffler provided by the invention can utilize gravitational separation to remove sand, described bossing and/or sunk part can prevent that the grains of sand that deposit are subjected to the influence of fluid and move freely, thereby the grains of sand are fixed on the bottom of riffler, realize the effect of from solid particle, removing the grains of sand.Can be when using described riffler to remove sand by the continuously flowing into and flow out and of fluid continuously to the processing of removing sand of a large amount of slurries, and described riffler is simple in structure, and not needing provides high pressure slurries and centrifugal force with complex apparatus.In addition, Kai Fang working environment is convenient to monitor the situation of removing sand.
Description of drawings
Fig. 1 is the schematic cross-section that shows a kind of embodiment of riffler of the present invention;
Fig. 2 is the schematic cross-section that shows the another kind of embodiment of riffler of the present invention;
Fig. 3 is a kind of schematic diagram of embodiment that shows the playpipe of riffler of the present invention.
The specific embodiment
Figure 1 shows that the schematic cross-section of the riffler of one embodiment of the present invention.As shown in Figure 1, riffler 10 comprises cell body 11, inlet 12 and export 13, and cell body 11 comprises sidewall 14 and bottom 15, and described outlet 13 is arranged on the sidewall 14, and wherein, bottom 15 has at least one bossing 16 and/or at least one sunk part 17.
Riffler provided by the invention can be used to separate the wherein system separated of a kind of solid particle of various needs, as long as wherein a kind of density of solid particle is greater than the density of other solid particle and be insoluble to solvent.When riffler provided by the invention is used to separate the density of the density of a kind of solid particle wherein less than another kind of solid particle, two kinds of solid particles all are insoluble to or are slightly soluble in the solvent, and the density of two kinds of solid particles especially can embody advantage of the present invention during all greater than the density of solvent.Wherein, the density of described a kind of solid particle is no more than 60% of described another kind of density of solid particles, preferably can be 10%-50%.A kind of solid particle described herein is meant that particle diameter is the solid particle of the following different shape of 2.0mm.Described solvent can be various at least a kind of solid particle wherein the dissolving or micro dissolution and density is not dissolved less than this or the organic or inorganic solvent of the solid particle of micro dissolution; consumption to described solvent is not particularly limited, if with can form fluid after solid particle mixes with flowability.For example, the mixture that can make solid particle has mobile fluid with flow of solvent thereby form.But this mode is unfavorable for controlling the ratio of the mixture and the solvent of solid particle, makes the fluid mobility of formation inconsistent.Preferably, can make the mixture of solid particle at first mix the uniform slurries 20 of formation (for example by stirring), slurries 20 are flowed and separate solid particles with solvent.Wherein, the consumption and the mixing time of solvent is not particularly limited, if can obtain mobile better, slurries 20 that viscosity is moderate.For example the consumption of solvent can be 20-100 times of two kinds of solid particle gross weights, mixing time 0.5-2h.Described a kind of solid particle can be one or more in sweet potato powder particle, corn particle and the tapioca starch particle, and another kind of solid particle can be the grains of sand, and described solvent is preferably water.
Be example illustrates riffler 10 of the present invention according to Fig. 1 operation principle with the grains of sand of removing in the tapioca starch particle below.
As shown in Figure 1, in riffler 10, the slurries 20 (or the mixture of the cassava particle and the grains of sand is with the mobile fluid that forms of water) that mixed tapioca starch particle, the grains of sand and water are in flow process, because the density of the grains of sand precipitates more greatly and at first with respect to the density of tapioca starch particle and water, on the bottom 15 of riffler 10, form grains of sand layer 22, and the density of tapioca starch particle flows than gently being suspended in the water and with water.By making the water that carries the tapioca starch particle make the cassava particle separate, realize removing sand with the grains of sand from exporting 13 outflows.
Wherein said cell body 11 can be different shape and structure, as long as have certain volume and the bottom has at least one bossing 16 and/or at least one sunk part 17.For example, the peripheral cross section of described cell body 11 (cross section that promptly is parallel to the bottom) shape can be rectangle, circle or oval.The size in each peripheral cross section of described riffler can be the same or different, the big or small identical or edge in preferred each peripheral cross section is towards the direction of bottom, the size in described peripheral cross section reduces gradually, forms along the uncovered trapezoidal shape that is shaped as perpendicular to the cross section (being Fig. 1 middle section) of bottom direction.
According to riffler provided by the invention, inlet 12 can be arranged on the position that can make slurries 20 (or the mixture of the cassava particle and the grains of sand is with the mobile fluid that forms of water) flow into cell body 11 arbitrarily, described inlet 12 can be the opening (as shown in Figure 1) that is positioned on the sidewall 14 of cell body 11, also can be the pipeline that is placed on the sidewall 14 of cell body 11 or gos deep into cell body inside.In order the grains of sand layer 22 that deposits not to be caused interference, further improve the desilting effect, preferred described inlet 12 is arranged on the middle and upper part or the top of cell body 11, further the top of preferred described inlet 12 and the distance between the bottom 15 (" and the distance between the bottom 15 " of the present invention all refer to and bottom 15 bottom between vertical range) be the 80-100% of the vertical height of cell body 11 these sidewalls (being provided with the sidewall of inlet 12).Further preferably, for the ease of flowing of slurries 20, also in order effectively to improve the desilting effect of the groove that removes sand, described inlet 12 is separately positioned on two relative sidewalls 14 with outlet 13, particularly when the cross section (cross section shown in Figure 1) of described riffler be rectangle or when trapezoidal, further preferred described inlet 12 is separately positioned on distance two relative sidewalls 14 far away with outlet 13, like this, under big or small identical, the situation that slurries 20 flow velocitys are identical of other condition such as riffler, can obtain long desilting disengaging time, thereby effectively improve the effect of removing sand.The size of described inlet 12 and outlet 13 can be determined according to actual needs.
Described outlet 13 can be arranged on and can make slurries 20 flow out the position of cell body 11 arbitrarily, and preferably as mentioned above, described outlet 13 is arranged on the sidewall relative with the 12 place sidewalls that enter the mouth.For the grains of sand layer 22 that effectively makes deposition is stayed in the cell body 11, further improve the desilting effect, preferred described outlet 13 is arranged on the middle and upper part or the top of cell body 11, further preferred described outlet 13 bottom and the distance between the bottom 15 be the 50-95% of the vertical height of cell body 11 these sidewalls (being provided with the sidewall of outlet 13).Further under the preferable case, the distance between the top of described outlet 13 and the bottom 15 less than described inlet 12 bottom and the distance between the bottom 15, export 13 like this and form the form that is similar to downflow weir.
Preferably, outlet 13 can comprise baffle plate, and regulates the position and the size of outlet 13 by baffle plate.Particularly, by hide the bottom of outlet 13 with baffle plate, can regulate outlet 13 bottom and the distance between the bottom 15, the size that can also regulate outlet 13.Obviously, also can on the sidewall 11 at outlet 13 places, form the opening that extends through the bottom of sidewall 11 from the top of sidewall 11 downwards, use the part that a plurality of baffle plates cover this opening can form outlet 13, by regulating the position of a plurality of baffle plates, can free adjustment export 13 position and size.
Distance between outlet 13 and the bottom 15 can be regulated, and on the one hand, when the sidewall at outlet 13 places was piled up, the position of heightening outlet 13 can prevent that the grains of sand from overflowing in that the grains of sand are more; On the other hand, when precipitation also takes place greatly because of autologous density in solid particle, flow velocity difference according to slurries 20, when solid particle flow to the sidewall at outlet 13 places with water, the height difference of solid particle in cell body 11, flow out because riffler 10 can only allow to export the above water and the solid particle of height at 13 place bottom, by reduce to export 13 bottom and the distance between the bottom 15, can allow solid particle as much as possible to flow out with water.
Among the present invention, in order to prevent that grains of sand layer 22 influence of flowing water flow above it that grains of sand deposition forms from moving of streamwise being taken place down, thereby accumulate on the sidewall at outlet 13 places, perhaps when overheap, overflow from exporting 13, as depicted in figs. 1 and 2, the bottom 15 of the cell body 11 of riffler 10 of the present invention has at least one bossing 16 and/or at least one sunk part 17.Preferably, bottom 15 has a plurality of bossings 16 and/or a plurality of sunk part 17, and these a plurality of bossings 16 and/or a plurality of sunk part 17 are promptly arranged along the flow direction of slurries 20 along from the 12 direction arrangements to outlet 13 that enter the mouth.
Grains of sand layer 22 is deposited on the bottom of cell body 11, and when grains of sand layer 22 is subjected to the influence of current of its top and streamwise when moving, the grains of sand can move in the sunk part 17 or be stopped by bossing 16 and can not continue streamwise and move.Even the grains of sand are deposited on the top of bossing 16 at the beginning, this part grains of sand also can move with the current of its top, is deposited on sunk part 17 then bottom.Therefore, grains of sand layer 22 can not move to the sidewall at outlet 13 places basically, thereby prevents that the grains of sand are stacked into outlet 13 and overflow from exporting 13.
As shown in Figure 1, in order to prevent that further grains of sand layer 22 is subjected to the mobile influence of the current of top, on cross section shown in Figure 1, i.e. longitudinal cross-section (being parallel to) from entering the mouth 12 to outlet 13 direction and perpendicular to the cross section of horizontal plane, bossing 16 and sunk part 17 are trapezoidal.Certainly, bossing 16 and sunk part 17 can also form can help the shape that stops that grains of sand layer 22 streamwise move arbitrarily, for example waveform, triangle etc.Preferably, bossing 16 and sunk part 17 form the inclined-plane that has horizontal by 30-60 °, thereby help stopping that grains of sand streamwise moves.
Certainly, the bottom 15 of riffler 10 of the present invention also can have a sunk part 17 (as shown in Figure 2), perhaps has a bossing 16.When bottom 15 has a bossing 16 or a sunk part 17, can suitably increase the size of bossing 16 and sunk part 17.As shown in Figure 2, the amount of the grains of sand that can hold in the sunk part 17 is equivalent to the summation of the amount of the grains of sand that each sunk part 17 can hold among Fig. 1.
In order to hold the grains of sand effectively and to prevent that the grains of sand from moving freely, preferably, bossing 16 and/or sunk part 17 streamwises are arranged on the postmedian of bottom 15.When described bottom 15 has a plurality of bossings 16 and/or sunk part 17, and these a plurality of bossings 16 and/or sunk part 17 streamwises are arranged the postmedian that is arranged on bottom 15.Wherein, the area percentage of the shared bottom 15 of bossing 16 and sunk part 17 is 40-60%.Distance between the top of described bossing 16 and the bottom 15 be not more than outlet 13 bottom and the distance between the bottom 15, further the height relief of preferred bottom 15 (the top of bottom 15 and bottom between vertical range) with the ratio of the height of the sidewall at outlet 13 places be 1: 5-1: 3.Described bossing 16 can be integrally formed with cell body bottom 15, also can be for being fixed on the baffle plate of bottom 15.Described sunk part 17 can be integrally formed with cell body bottom 15, also can be the groove between a plurality of bossings 16.
When solid particle can swim on the water surface fully, solid particle can obtain collecting basically by flowing out outlet 15, but also can be subjected to the obstruction of the grains of sand and be deposited to grains of sand layer 22 with the grains of sand by some solid particle.In addition, if the density of solid particle big (for example tapioca starch), solid particle also can sink in water.In this case, if flow velocity is not enough, when water flow to the sidewall at outlet 13 places, some solid particles may also be deposited to below, outlet 13 position, can not flow out from exporting 13, and and then deposit to the top layer of grains of sand layer 22, thereby cause waste.
For addressing this problem, preferably, riffler 10 comprises can jet-stream wind and/or the injection apparatus of current.This injection apparatus is arranged on the top of grains of sand layer 22 and can be suspended in the water again thereby driving deposits to the tapioca starch particle on the top layer of grains of sand layer 22, and flows out outlet 13 with the water of grains of sand layer 22 top towards the top layer jet-stream wind and/or the current of grains of sand layer 22.In this process; injection apparatus can spray the air-flow and/or the current of suitable intensity; make tapioca starch particle in the top layer of grains of sand layer 22 float to position away from grains of sand layer 22; though this may make some grains of sand in the grains of sand layer 22 also floating; but the grains of sand can sink rapidly because density is big, therefore can not taken away by current basically.
Particularly, as shown in Figure 2, injection apparatus comprises at least one playpipe 18.Each playpipe 18 comprises body and a plurality of hole P that are positioned on the body separately, and air-flow and/or current spray by hole P.Obviously, can use various pumps or aspirator to make hole P jet-stream wind and/or current.
Each playpipe 18 can be set to across two of riffler 10 relative sidewalls, for example, can laterally be arrangeding in parallel along riffler 10, perhaps a kind of embodiment as shown in Figure 1 is like that along the parallel longitudinal setting of riffler 10, also can be along being predetermined angle and be arrangeding in parallel with horizontal and vertical.Certainly, playpipe 18 also can be arranged in a crossed manner.On each playpipe 18 a plurality of hole P can be set, according to the layout of playpipe 18, preferably have 10 holes on every meter the body, the diameter in hole can be 3-6mm.
Because the desanding operating continuity, the thickness of the sand grains layer 22 of deposition may be different in the riffler 10, are arranged on the top of sand grains layer 22 all the time for making playpipe 18, and preferably, the distance between the body of playpipe 18 and the bottom 15 can be regulated.For example, can playpipe 18 across two sidewalls at least one on slideway is set, at least one end of playpipe 18 can be arranged in this slideway and along this slideway and slide, thereby can be along the vertical height direction adjusting playpipe 18 of described two sidewalls and the distance between the bottom 15.
Preferably, hole P is set to alignment recess part 17 and/or bossing 16 and inlet 12 and/or exports the groove that forms between the sidewall at 13 places.Just, when bottom 15 has sunk part 17 (comprise and depression that bottom 15 is integrally formed and two bossings 16 between the groove that forms), hole P alignment recess part 17; When the bottom only has a bossing 16, hole P alignment bumps part 16 and inlet 12 and/or export groove between 13.
The hole P of playpipe 18 preferably is set to spray towards the top layer of grains of sand layer 22, and therefore, hole P preferably is set to 15 injections towards the bottom.More preferably, hole P is set to spray downwards along being angle A with the flow direction of slurries 20 or horizontal plane, and promptly the axis of hole P sprays downwards horizontal by angle A, and angle A is preferably 30-60 °.As shown in figures 1 and 3, playpipe 18 is provided with along horizontal (filled arrows is depicted as flow direction among Fig. 3, and flow direction is vertical) of riffler 10, and hole P is set to favour downward 45 ° of horizontal direction (shown in Fig. 3 hollow core arrow) and sprays.Thereby grains of sand layer 22 in a big way in drive solid particle, avoid making the grains of sand also floating simultaneously.As shown in Figure 3, playpipe 18 is provided with along horizontal (filled arrows is depicted as flow direction among Fig. 3, and flow direction is vertical) of riffler 10, and hole P is set to favour downward 45 ° of horizontal direction (shown in Fig. 3 hollow core arrow) and sprays.
Playpipe 18 is arranged on outlet helps the injected air-flow of solid particle near 13 and/or current blow and taken away by current rapidly, but be arranged near the air-flow of playpipe 18 injections the outlet 13 or the speed of current and will be controlled at proper range, avoid the grains of sand are also blown and take away, for example 1m/s.In addition, can also playpipe 18 be set in the position away from outlet 13, in this case, playpipe 18 can provide the air-flow and/or the current of big intensity, for example 3m/s.
In embodiments of the present invention, in order to realize the continuous operation of removing sand, can adopt the whole bag of tricks that slurries 20 or water are flowed, for example can use pump or other aspirator or utilize the potential energy of slurries 20 to make slurries 20, and make water carry solid particle then from exporting 13 outflows from 12 inflows that enter the mouth.Preferably, can control the flowing velocity of slurries 20 by pump.Especially bigger to density solid particle can prevent further that by accelerating flow velocity solid particle from precipitating.
Because therefore the relative open to the outside world in top of riffler 10 is convenient to monitoring, obtains the height of best flow velocity and outlet 13 with adjusting.
Obviously, riffler of the present invention also can be realized the enclosed operation of removing sand.But hands-off operation only limits to density than the solid particle that gently can swim in fully in the water.In closed when operation of removing sand, can make slurries 20 in riffler 10, leave standstill preset time so that the grains of sand are deposited to bottom 15 fully, make the solid material that swims in the water derive riffler 10 then with current, similarly, in closed when operation of removing sand, also can in riffler 10, injection apparatus be set, thereby avoid solid material to be subjected to the obstruction of the grains of sand and deposit to grains of sand layer 22, cause waste.
Riffler of the present invention, not only simple in structure, and can optionally realize continous way remove sand operation or the operation of removing sand of discontinuous formula, and also operating process is open relatively is convenient to monitor.
Separate with separation method of the present invention in the embodiment of the tapioca starch and the grains of sand, in the described slurries, the weight of water be preferably the cassava and the grains of sand gross weight 20-100 doubly.The cell body of described riffler is a cuboid, and the vertical height of the sidewall of described riffler is preferably 0.5-0.9m, the top of described bottom and bottom between distance be 0.1-0.3m, described bossing and sunk part account for the 40-60% of described bottom area.Described outlet bottom and the distance between the bottom be preferably 0.4-0.85m, distance between described inlet and the bottom is the top that 0.3-0.5m and described inlet penetrate into described inlet place sidewall, distance between the inlet of described riffler and the outlet place sidewall is preferably 5-7m, thereby described slurries are flowed naturally by the flow velocity of the drop between described inlet and the described outlet with 3-10m/s.The air-flow that described injection apparatus sprays or the flow velocity of current are 2-4m/s.Use described riffler to carry out repeated removing sand and operate the effect of better to be removed sand, when using described riffler to separate the cassava and the grains of sand, make slurries 20 in riffler 10, repeat to flow and to remove 95% the grains of sand 3-5 time.
Claims (11)
1. riffler, this riffler comprises cell body, entrance and exit, and described cell body comprises sidewall and bottom, and described outlet is arranged on the described sidewall, it is characterized in that, and described bottom has at least one bossing and/or at least one sunk part.
2. riffler according to claim 1, wherein, described inlet is arranged on two relative described sidewalls with described outlet.
3. riffler according to claim 2, wherein, described bottom has a plurality of bossings and/or a plurality of sunk part, and these a plurality of bossings and/or a plurality of sunk part are arranged along the direction from the described described outlet that enters the mouth.
4. according to claim 2 or 3 described rifflers, wherein, the longitudinal cross-section of described sunk part and/or bossing is a triangle or trapezoidal, and described longitudinal cross-section is parallel to from the direction of the described described outlet that enters the mouth and perpendicular to horizontal plane.
5. according to any described riffler among the claim 1-3, wherein, this riffler also comprises baffle plate, can regulate the size of described outlet and the distance between described outlet and the described bottom by this baffle plate.
6. riffler according to claim 1, wherein, this riffler also comprises injection apparatus.
7. riffler according to claim 6, wherein, described injection apparatus comprises at least one playpipe, each playpipe comprises body and a plurality of holes that are positioned on the body separately.
8. riffler according to claim 7, wherein, described playpipe is a plurality of, be arranged on separately in the cell body of described riffler, and across two relative described sidewalls of described riffler.
9. according to claim 7 or 8 described rifflers, wherein, the distance between the body of described playpipe and the described bottom can be regulated.
10. according to claim 7 or 8 described rifflers, wherein, described hole aim at described sunk part and/or aim at described bossing and the sidewall at described inlet and/or outlet place between the groove that forms.
11. riffler according to claim 10, wherein, described hole is towards the bottom, and the axis in hole is horizontal by 30-60 degree angle.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910236931 CN102049349B (en) | 2009-11-04 | 2009-11-04 | Sand sedimentation tank |
| PCT/CN2010/078399 WO2011054296A1 (en) | 2009-11-04 | 2010-11-04 | Sand sedimentation tank, sand separator, and method for separating mixture of solid particles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910236931 CN102049349B (en) | 2009-11-04 | 2009-11-04 | Sand sedimentation tank |
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| CN102049349A true CN102049349A (en) | 2011-05-11 |
| CN102049349B CN102049349B (en) | 2013-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910236931 Active CN102049349B (en) | 2009-11-04 | 2009-11-04 | Sand sedimentation tank |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106470763A (en) * | 2014-07-15 | 2017-03-01 | 阿夸维特朗姆有限公司 | Device for separates solid material |
| CN107367402A (en) * | 2017-08-24 | 2017-11-21 | 北京中科乾和环保科技服务有限公司 | A kind of river suspended particulate substance collector |
| WO2018076274A1 (en) * | 2016-10-28 | 2018-05-03 | 喜美农业生技股份有限公司 | Substance separation method and system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2133802B2 (en) * | 1971-07-07 | 1975-09-18 | Kloeckner-Humboldt-Deutz Ag, 5000 Koeln | Process for the preparation of mineral grain mixtures according to the density and device for carrying out the process |
| CN2035272U (en) * | 1988-07-05 | 1989-04-05 | 何忠成 | Ebullition type strake |
| CN2082198U (en) * | 1990-08-27 | 1991-08-07 | 中国农业机械化科学研究院 | Trough plate bed type rice washing machine |
| CN2778389Y (en) * | 2005-03-02 | 2006-05-10 | 统一环保科技股份有限公司 | Machinery-free type separation device |
| CN2902461Y (en) * | 2006-05-17 | 2007-05-23 | 王旭光 | Particle size classification trough |
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2009
- 2009-11-04 CN CN 200910236931 patent/CN102049349B/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106470763A (en) * | 2014-07-15 | 2017-03-01 | 阿夸维特朗姆有限公司 | Device for separates solid material |
| WO2018076274A1 (en) * | 2016-10-28 | 2018-05-03 | 喜美农业生技股份有限公司 | Substance separation method and system |
| CN107367402A (en) * | 2017-08-24 | 2017-11-21 | 北京中科乾和环保科技服务有限公司 | A kind of river suspended particulate substance collector |
| CN107367402B (en) * | 2017-08-24 | 2020-03-27 | 北京中科乾和环保科技服务有限公司 | River suspended particulate matter collector |
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| CN102049349B (en) | 2013-03-27 |
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