CN208660427U - A kind of funnel for the experiment of adverse current cascade extraction - Google Patents
A kind of funnel for the experiment of adverse current cascade extraction Download PDFInfo
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Abstract
This disclosure relates to radiochemistry field, a kind of funnel for the experiment of adverse current cascade extraction especially set out.A kind of funnel for the experiment of adverse current cascade extraction, including funnel bottleneck, through hole, mixing chamber, valve, discharge port；Funnel bottleneck is fixedly connected on mixing chamber, and through hole is arranged on funnel bottleneck；Discharge port is set under mixing chamber, and is frosting on the outside of discharge port；Valve is arranged in discharge port, and discharge port exit is provided with the opening for controlling through hole opening and closing.Realize a kind of elimination comb liquid separation fault, a kind of funnel for the experiment of adverse current cascade extraction easy to operate.
Description
Technical field
This disclosure relates to radiochemistry field, a kind of funnel for the experiment of adverse current cascade extraction especially set out.
Background technique
In the research and development of extraction chemistry separating technology, generally requires and carry out counter-current extraction experiment.Counter-current extraction experiment is to use
The two-phase liquid stream that extraction reaction occurs is extracted through multi-stage countercurrent contact.Extraction and separation technology initial research usually needs to carry out
The experiment of test tube counter-current extraction, the small scale of this experiment method, consumed feed liquid is few, and the personnel of required investment are also less, can
Easily to carry out.
Test tube adverse current cascade extraction experiment in, experimenter need ceaselessly to test tube carry out oscillation mixing, stand or
It is centrifuged split-phase, is then shifted with dropper split-phase and liquid.By taking 8 grades of extraction process as an example, each row extraction need to 4 test tubes into
Row operation.Feed liquid is added into a series of extracting tubes, extracting tube is vibrated together and is centrifuged split-phase after a certain period of time, is arranged in order
Then successively from left to right water phase taking-up is transferred in upper level extracting tube, then quasi- by extracting tube with the corresponding dropper of every level-one
It is standby to vibrate next time.The extraction process for generally requiring 50 rows of progress or more can be only achieved material partition equilibrium, need to carry out 200 times
It is operated with upper liquid separating.In above-mentioned experimentation, experimenter's workload and manipulation strength are larger, and in comb sequence and transfer
Error is easy when liquid, once error, entire experiment is just cancelled, and needs from the beginning to start to test again.It is typical in post-processing
Extraction process is 8 grades of extractions, 8 grades of washings, and 16 grades altogether, cascade extraction operation experiments are increasingly complex, and workload is bigger, arrangement
The error of pipe sequence and liquid separation fault are also easier to occur.Therefore, one kind can completely eliminate misordering and liquid separation fault, and reduce
The cascade experiment method of workload is very helpful for post-processing extraction process research.
Utility model content
The purpose (one) of utility model
In order to overcome the deficiencies of the prior art, the present disclosure proposes a kind of elimination comb liquid separation faults, one kind easy to operate
Funnel for the experiment of adverse current cascade extraction.
Technical solution (two)
A kind of funnel for the experiment of adverse current cascade extraction, including funnel bottleneck, through hole, mixing chamber, valve, discharging
Mouthful；
The funnel bottleneck is fixedly connected on mixing chamber, and through hole is arranged on the funnel bottleneck；
Discharge port is set under the mixing chamber, and is frosting on the outside of discharge port；
Valve is arranged in the discharge port, and the discharge port exit is provided with for controlling opening for through hole opening and closing
Mouthful.
The funnel bottleneck is tubular type structure, is equipped with chamfering in one end internal diameter far from mixing chamber, wherein funnel bottleneck
Inside is frosting.
The mixing chamber is hollow ball structure.
The discharge port is cross four-way pipe structure, and wherein Single port is fixedly connected with mixing chamber；The opening is oblique
Notch, and the angular cut with horizontal reference mis-cut angle be 30 °~60 °.
Port of the discharge port with mixing chamber connectivity port and with angular cut is vertical direction, and in addition two-port is level
Direction, wherein the internal diameter of discharge port vertical direction is less than the internal diameter of horizontal direction.
The valve is cylindrical structure, and wherein valve middle section is equipped with and extends radially through circular hole；The valve extends radially through
Circularhole diameter is identical as discharge port vertical direction internal diameter.
The valve is used cooperatively with discharge port horizontal direction port, wherein valve outer diameter and discharge port horizontal inside diameter phase
Together；Described valve one end is equipped with handle.
The funnel is used in series.
The funnel material is glass.
Beneficial effect (three)
A kind of funnel in the experiment of adverse current cascade extraction provided by the disclosure extracts entire adverse current using arranged in series
It takes in experimentation without rearranging funnel sequence, prevents to test loss caused by comb mistake；
Designed by the valve of the provided funnel of the disclosure so that the liquid separation process operation difficulty of counter-current extraction experiment with want
It asks and substantially reduces, improve liquid separation efficiency.
Detailed description of the invention
Fig. 1 is the adverse current cascade extraction experiment funnel structure schematic diagram in a kind of embodiment that the disclosure provides；
Fig. 2 is the adverse current cascade extraction experiment funnel cascade arrangement schematic diagram in a kind of embodiment that the disclosure provides；
Fig. 3 is the adverse current cascade extraction experiment funnel through hole closed state figure in a kind of embodiment that the disclosure provides；
Fig. 4 is the adverse current cascade extraction experiment funnel through hole opening state figure in a kind of embodiment that the disclosure provides；
Fig. 5 is the adverse current cascade extraction experiment funnel oscillation schematic diagram in a kind of embodiment that the disclosure provides；
Fig. 6 is the adverse current cascade extraction experiment funnel liquid separation schematic diagram in a kind of embodiment that the disclosure provides；
Fig. 7 is adverse current cascade extraction experiment 8 grades of series connection schematic diagrames of funnel in a kind of embodiment that the disclosure provides；
Wherein 1 funnel bottleneck, 2 through hole, 3 mixing chamber, 4 valve, 5 discharge port.
Specific embodiment
Present disclose provides a kind of funnel for the experiment of adverse current cascade extraction, funnel material is glass, comprising: function funnel bottle
Neck 1, through hole 2, mixing chamber 3, valve 4, discharge port 5；
Mixing chamber 3 is hollow ball structure, and mixing chamber 3 is lower to be arranged discharge port 5.
Funnel bottleneck 1 is fixedly connected on mixing chamber 3, and through hole 2 is arranged on funnel bottleneck 1；Funnel bottleneck 1 is circle
Cylinder structure is equipped with chamfering in one end internal diameter far from mixing chamber 3, is wherein frosting on the inside of funnel bottleneck 1.
Valve 4 is arranged in discharge port 5, and 5 exit of the discharge port is provided with for controlling opening for the opening and closing of through hole 2
Mouthful.Angular cut is set as in 5 exit of discharge port, it can be achieved that: (1) feed liquid water conservancy diversion when upper layer funnel decentralization feed liquid；(2) convenient
Guiding when upper and lower level funnel is installed；(3) difficulty of processing of 5 exit of the discharge port control opening and closing opening of through hole 2, this public affairs are reduced
The funnel for opening up meter to prevent to arrange without rearranging funnel sequence in entire counter-current extraction experimentation using arranged in series
Loss is tested caused by pipe mistake.
Discharge port 5 is cross four-way pipe structure, and wherein Single port is fixedly connected with mixing chamber 3；The opening is beveling
Mouthful, and the angular cut with horizontal reference mis-cut angle be 30 °~60 °, and on the outside of discharge port 5 be frosting, discharge port 5 with
3 connectivity port of mixing chamber and port with angular cut are vertical direction, and in addition two-port is horizontal direction, and wherein discharge port 5 is perpendicular
Histogram to internal diameter be less than horizontal direction internal diameter.
Valve 4 is cylindrical structure, and wherein 4 middle section of valve is equipped with and extends radially through circular hole；Valve 4 to extend radially through circular hole straight
Diameter is identical as 5 vertical direction internal diameter of discharge port；Valve 4 is used cooperatively with 5 horizontal direction port of discharge port, wherein 4 outer diameter of valve
It is identical as 5 horizontal inside diameter of discharge port；4 one end of valve is equipped with handle.The valve 4 of funnel designs the liquid separation so that counter-current extraction experiment
Process operation difficulty is substantially reduced with requirement, improves liquid separation efficiency.
A kind of counter flow series extracting process, using above-mentioned extraction funnel, method particularly includes:
A. the funnel of the corresponding series of assembling is required according to specific experiments；
B. it concussion extraction: loads and completes corresponding experiment feed liquid；Top layer funnel closes funnel bottleneck 1；Close all funnel valves
Door 4；The through hole 2 of lower layer's funnel bottleneck 1 is closed using higher level's funnel discharge port 5；It helps series connection funnel in a vertical state, hangs down
Straight concussion carries out hybrid extraction；
C. liquid separation: concussion extraction finishes standing split-phase, after two-phase is clearly layered, counts upwards since bottom funnel
It calculates, even level funnel is rotated by 90 ° one by one, opens through hole 2, valve 4 carries out liquid separation；
D. charging: if accordingly extraction grade funnel needs to feed, it can carry out injection in a state that through hole 2 is opened and add
Material；
E. discharge: heavy phase is directly released after centainly extracting series, from funnel；Light phase is every by extracting twice, the bottom of from
Add the collection funnel that organic phase has been added in portion.
Funnel using the above structure, wherein single-stage funnel is as shown in Figure 1.Primary structure includes funnel bottleneck 1, through hole
2, mixing chamber 3, valve 4 and discharge port 5.It is frosting, several tandem funnels on the outside of 1 inside of funnel bottleneck and discharge port 5
It can be tightly connected by frosting (by taking 4 funnels connect as an example, as shown in Figure 2).Discharge port 5 is angular cut.Two funnels
Up and down when series connection, the longer side in 5 oblique section of discharge port can cover through hole 2, and through hole 2 is in pass at this time as shown in Figure 3
Closed state, shorter side cannot cover through hole 2, and through hole 2 is in the open state at this time as shown in Figure 4.By in rotation
Level-one hopper valve 4 can turn on or off feed opening 5.
Embodiment 1
Funnel volume 10mL, bottom liquid outlet mis-cut angle are 30 °, funnel bottleneck drain diameter 1.5mm.Each funnel
Total length 8cm.
Two funnels are vertically connected with, and when direction is consistent, drain can keep sealing.After one of funnel is rotated by 90 °,
Drain is opened, and liquid separation operation is carried out.
Illustrate extraction and liquid separation operation by taking 3 grades of series connection as an example.
(1) oscillation extraction: state when Fig. 5 is 3 grades of serial oscillations, all outlet ports of each funnel are intended to close: all
Hopper valve is in close state；Top layer funnel closes bottleneck and through hole with plug；Top layer funnel through hole below passes through
The long side in upper level funnel liquid outlet oblique section is closed.Help funnel in a vertical state, vertical oscillation carries out hybrid extraction.Oscillation
Process can be aided with vertical oscialltor, can be further reduced artificial workload.
(2) liquid separation: oscillation extraction finishes standing split-phase, carries out liquid separation operation again after two-phase is clearly layered, generally requires
1-3 minutes time of repose.When Fig. 6 is 3 grades of series connection, the 2nd grade of funnel liquid separation state.1st grade is motionless with 3rd level funnel, and the 2nd grade
Funnel is rotated by 90 °, then opens for the 2nd grade with the drain of 3rd level funnel, can carry out liquid separation operation.In several funnel strings
In use, in order to avoid the water phase of different extraction grades is obscured, the first liquid separation since bottom funnel up operates connection step by step.
(3) it feeds:, can be in the case where drain be opened if extraction grade needs to feed accordingly, it will with syringe
Funnel is added in the feed liquid of certain volume.
(4) light phase and heavy out: (a) heavy phase: after certain extraction series, heavy out liquid stream can pass through leakage
Bucket directly releases.(b) light phase: it is every by extracting twice, i.e., the collection funnel of an addition organic phase is added from bottom.
Embodiment 2
Funnel volume 10mL, bottom liquid outlet mis-cut angle are 45 °, funnel bottleneck drain diameter 1.5mm.Each funnel
Total length 8cm.
Two funnels are vertically connected with, and when direction is consistent, drain can keep sealing.After one of funnel is rotated by 90 °,
Drain is opened, and liquid separation operation is carried out.
Illustrate extraction and liquid separation operation by taking 3 grades of series connection as an example.
(1) oscillation extraction: state when Fig. 5 is 3 grades of serial oscillations, all outlet ports of each funnel are intended to close: all
Hopper valve is in close state；Top layer funnel closes bottleneck and through hole with plug；Top layer funnel through hole below passes through
The long side in upper level funnel liquid outlet oblique section is closed.Help funnel in a vertical state, vertical oscillation carries out hybrid extraction.Oscillation
Process can be aided with vertical oscialltor, can be further reduced artificial workload.
(2) liquid separation: oscillation extraction finishes standing split-phase, carries out liquid separation operation again after two-phase is clearly layered, generally requires
1-3 minutes time of repose.When Fig. 6 is 3 grades of series connection, the 2nd grade of funnel liquid separation state.1st grade is motionless with 3rd level funnel, and the 2nd grade
Funnel is rotated by 90 °, then opens for the 2nd grade with the drain of 3rd level funnel, can carry out liquid separation operation.In several funnel strings
In use, in order to avoid the water phase of different extraction grades is obscured, the first liquid separation since bottom funnel up operates connection step by step.
(3) it feeds:, can be in the case where drain be opened if extraction grade needs to feed accordingly, it will with syringe
Funnel is added in the feed liquid of certain volume.
(4) light phase and heavy out: (a) heavy phase: after certain extraction series, heavy out liquid stream can pass through leakage
Bucket directly releases.(b) light phase: it is every by extracting twice, i.e., the collection funnel of an addition organic phase is added from bottom.
Embodiment 3
Funnel volume 10mL, bottom liquid outlet mis-cut angle are 60 °, funnel bottleneck drain diameter 1.5mm.Each funnel
Total length 8cm.
Two funnels are vertically connected with, and when direction is consistent, drain can keep sealing.After one of funnel is rotated by 90 °,
Drain is opened, and liquid separation operation is carried out.
Illustrate extraction and liquid separation operation by taking 3 grades of series connection as an example.
(1) oscillation extraction: state when Fig. 5 is 3 grades of serial oscillations, all outlet ports of each funnel are intended to close: all
Hopper valve is in close state；Top layer funnel closes bottleneck and through hole with plug；Top layer funnel through hole below passes through
The long side in upper level funnel liquid outlet oblique section is closed.Help funnel in a vertical state, vertical oscillation carries out hybrid extraction.Oscillation
Process can be aided with vertical oscialltor, can be further reduced artificial workload.
(2) liquid separation: oscillation extraction finishes standing split-phase, carries out liquid separation operation again after two-phase is clearly layered, generally requires
1-3 minutes time of repose.When Fig. 6 is 3 grades of series connection, the 2nd grade of funnel liquid separation state.1st grade is motionless with 3rd level funnel, and the 2nd grade
Funnel is rotated by 90 °, then opens for the 2nd grade with the drain of 3rd level funnel, can carry out liquid separation operation.In several funnel strings
In use, in order to avoid the water phase of different extraction grades is obscured, the first liquid separation since bottom funnel up operates connection step by step.
(3) it feeds:, can be in the case where drain be opened if extraction grade needs to feed accordingly, it will with syringe
Funnel is added in the feed liquid of certain volume.
(4) light phase and heavy out: (a) heavy phase: after certain extraction series, heavy out liquid stream can pass through leakage
Bucket directly releases.(b) light phase: it is every by extracting twice, i.e., the collection funnel of an addition organic phase is added from bottom.
Embodiment 4
Funnel volume 10mL, bottom liquid outlet mis-cut angle are 30 °, funnel bottleneck drain diameter 1.5mm.Each funnel
Total length 8cm.
Two funnels are vertically connected with, and when direction is consistent, drain can keep sealing.After one of funnel is rotated by 90 °,
Drain is opened, and liquid separation operation is carried out.
By taking 8 stage countercurrent extracting operations as an example, 4 funnel series connection are needed to be operated, operating process is as shown in Figure 7.
Oscillation extraction: 4 funnels are vertically connected with, and are added original liquid and extractant in funnel, each funnel it is all go out
Mouth is all closed.Funnel vertical oscillation in a vertical state is set to carry out hybrid extraction.
Liquid separation: oscillation extraction finishes standing split-phase, carries out liquid separation operation again after two-phase is clearly layered, under flowing into water phase
Level-one.The first liquid separation since bottom funnel, up operates step by step.When operating a certain grade liquid separation, upper level and next stage are kept
Grade funnel direction is motionless, is rotated by 90 ° this grade of funnel, and the drain of this grade and next stage funnel is opened, and carries out liquid separation operation.
Charging and discharging: 1. first order charging is water phase, and funnel plug is opened when needing to feed, is fed with syringe.If
First order charging, after extraction, afterbody goes out aqueous phase liquid, is accepted with test tube, as sample.2. by primary water outlet
After the extracting operation of phase, extracting operation is organic phase from afterbody charging next time, i.e., adds one from bottom and be added
The funnel of organic phase；After water phase is separated next stage by the funnel at top simultaneously, is removed out together with organic phase and extract work
Skill.
The discharging process that feeds is as follows: " top adds water phase → bottom to go out water phase " (N row extraction) → " bottom adds funnel to contain
Machine phase → top goes out funnel containing organic phase " (N+1 row extraction) → " top adds water phase → bottom to go out water phase " (N+2 row extraction)
→ " bottom adds funnel to go out funnel containing organic phase containing organic phase → top " (N+3 row extraction) ...
So circulation, until material distribution reaches balance.
Embodiment 5
Funnel volume 10mL, bottom liquid outlet mis-cut angle are 45 °, funnel bottleneck drain diameter 1.5mm.Each funnel
Total length 8cm.
Two funnels are vertically connected with, and when direction is consistent, drain can keep sealing.After one of funnel is rotated by 90 °,
Drain is opened, and liquid separation operation is carried out.
By taking 8 stage countercurrent extracting operations as an example, 4 funnel series connection are needed to be operated, operating process is as shown in Figure 7.
Oscillation extraction: 4 funnels are vertically connected with, and are added original liquid and extractant in funnel, each funnel it is all go out
Mouth is all closed.Funnel vertical oscillation in a vertical state is set to carry out hybrid extraction.
Liquid separation: oscillation extraction finishes standing split-phase, carries out liquid separation operation again after two-phase is clearly layered, under flowing into water phase
Level-one.The first liquid separation since bottom funnel, up operates step by step.When operating a certain grade liquid separation, upper level and next stage are kept
Grade funnel direction is motionless, is rotated by 90 ° this grade of funnel, and the drain of this grade and next stage funnel is opened, and carries out liquid separation operation.
Charging and discharging: 1. first order charging is water phase, and funnel plug is opened when needing to feed, is fed with syringe.If
First order charging, after extraction, afterbody goes out aqueous phase liquid, is accepted with test tube, as sample.2. by primary water outlet
After the extracting operation of phase, extracting operation is organic phase from afterbody charging next time, i.e., adds one from bottom and be added
The funnel of organic phase；After water phase is separated next stage by the funnel at top simultaneously, is removed out together with organic phase and extract work
Skill.
The discharging process that feeds is as follows: " top adds water phase → bottom to go out water phase " (N row extraction) → " bottom adds funnel to contain
Machine phase → top goes out funnel containing organic phase " (N+1 row extraction) → " top adds water phase → bottom to go out water phase " (N+2 row extraction)
→ " bottom adds funnel to go out funnel containing organic phase containing organic phase → top " (N+3 row extraction) ...
So circulation, until material distribution reaches balance.
Embodiment 6
Funnel volume 10mL, bottom liquid outlet mis-cut angle are 60 °, funnel bottleneck drain diameter 1.5mm.Each funnel
Total length 8cm.
Two funnels are vertically connected with, and when direction is consistent, drain can keep sealing.After one of funnel is rotated by 90 °,
Drain is opened, and liquid separation operation is carried out.
By taking 8 stage countercurrent extracting operations as an example, 4 funnel series connection are needed to be operated, operating process is as shown in Figure 7.
Oscillation extraction: 4 funnels are vertically connected with, and are added original liquid and extractant in funnel, each funnel it is all go out
Mouth is all closed.Funnel vertical oscillation in a vertical state is set to carry out hybrid extraction.
Liquid separation: oscillation extraction finishes standing split-phase, carries out liquid separation operation again after two-phase is clearly layered, under flowing into water phase
Level-one.The first liquid separation since bottom funnel, up operates step by step.When operating a certain grade liquid separation, upper level and next stage are kept
Grade funnel direction is motionless, is rotated by 90 ° this grade of funnel, and the drain of this grade and next stage funnel is opened, and carries out liquid separation operation.
Charging and discharging: 1. first order charging is water phase, and funnel plug is opened when needing to feed, is fed with syringe.If
First order charging, after extraction, afterbody goes out aqueous phase liquid, is accepted with test tube, as sample.2. by primary water outlet
After the extracting operation of phase, extracting operation is organic phase from afterbody charging next time, i.e., adds one from bottom and be added
The funnel of organic phase；After water phase is separated next stage by the funnel at top simultaneously, is removed out together with organic phase and extract work
Skill.
The discharging process that feeds is as follows: " top adds water phase → bottom to go out water phase " (N row extraction) → " bottom adds funnel to contain
Machine phase → top goes out funnel containing organic phase " (N+1 row extraction) → " top adds water phase → bottom to go out water phase " (N+2 row extraction)
→ " bottom adds funnel to go out funnel containing organic phase containing organic phase → top " (N+3 row extraction) ...
So circulation, until material distribution reaches balance.
Embodiment 7
The present embodiment is with embodiment 1, the difference is that the opening in the discharge port exit is U-shaped opening.
Embodiment 8
The present embodiment is with embodiment 4, the difference is that discharge port exit opening is U-shaped opening.
Embodiment 9
The present embodiment is with embodiment 1, the difference is that the opening in the discharge port exit is on discharge port wall
Open circular hole.
Embodiment 10
The present embodiment is with embodiment 4, the difference is that discharge port exit opening is to open on discharge port wall
Circular hole.
The foregoing is merely the example embodiments of the disclosure, not to limit the disclosure, all spirit in the disclosure and
Within principle, any modification, equivalent replacement, improvement and so on be should be included within the protection scope of the disclosure.
Claims (9)
1. a kind of funnel for the experiment of adverse current cascade extraction, which is characterized in that the funnel includes funnel bottleneck (1), through hole
(2), mixing chamber (3), valve (4), discharge port (5)；
The funnel bottleneck (1) is fixedly connected on mixing chamber (3), and through hole (2) are arranged on the funnel bottleneck (1)；
Discharge port (5) are set under the mixing chamber (3), and are frosting on the outside of discharge port (5)；
Valve (4) are arranged in the discharge port (5), and the discharge port (5) exit is provided with and opens for controlling through hole (2)
The opening closed.
2. a kind of funnel for the experiment of adverse current cascade extraction according to claim 1, which is characterized in that the funnel bottleneck
(1) it is tubular type structure, is equipped with chamfering in one end internal diameter far from mixing chamber (3), is wherein frosted on the inside of funnel bottleneck (1)
Face.
3. a kind of funnel for the experiment of adverse current cascade extraction according to claim 1, which is characterized in that the mixing chamber
It (3) is hollow ball structure.
4. a kind of funnel for the experiment of adverse current cascade extraction according to claim 1, which is characterized in that the discharge port
It (5) is cross four-way pipe structure, wherein Single port is fixedly connected with mixing chamber (3)；The opening is angular cut, and described
Angular cut is with horizontal reference mis-cut angle for 30 °~60 °.
5. a kind of funnel for the experiment of adverse current cascade extraction according to claim 1, which is characterized in that the discharge port
(5) port with mixing chamber (3) connectivity port and with angular cut is vertical direction, and in addition two-port is horizontal direction, wherein going out
The internal diameter of material mouth (5) vertical direction is less than the internal diameter of horizontal direction.
6. a kind of funnel for the experiment of adverse current cascade extraction according to claim 1, which is characterized in that the valve (4)
For cylindrical structure, wherein valve (4) middle section is equipped with and extends radially through circular hole；The valve (4) extend radially through Circularhole diameter with
Discharge port (5) vertical direction internal diameter is identical.
7. a kind of funnel for the experiment of adverse current cascade extraction according to claim 6, which is characterized in that the valve (4)
It is used cooperatively with discharge port (5) horizontal direction port, wherein valve (4) outer diameter is identical as discharge port (5) horizontal inside diameter；The valve
Door (4) one end is equipped with handle.
8. a kind of funnel for the experiment of adverse current cascade extraction according to claim 1, which is characterized in that the funnel series connection
It uses.
9. a kind of funnel for the experiment of adverse current cascade extraction according to claim 1, which is characterized in that the material of the funnel
Matter is glass.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108714317A (en) * | 2018-05-22 | 2018-10-30 | 中国原子能科学研究院 | A kind of funnel and its extracting process for the experiment of adverse current cascade extraction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108714317A (en) * | 2018-05-22 | 2018-10-30 | 中国原子能科学研究院 | A kind of funnel and its extracting process for the experiment of adverse current cascade extraction |
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