CN109517997A - A kind of rare earth distilation device - Google Patents
A kind of rare earth distilation device Download PDFInfo
- Publication number
- CN109517997A CN109517997A CN201811515855.2A CN201811515855A CN109517997A CN 109517997 A CN109517997 A CN 109517997A CN 201811515855 A CN201811515855 A CN 201811515855A CN 109517997 A CN109517997 A CN 109517997A
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- Prior art keywords
- bolted
- rare earth
- data processor
- furnace body
- pressure
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- 229910052761 rare earth metal Inorganic materials 0.000 title claims abstract description 52
- 150000002910 rare earth metals Chemical class 0.000 title claims abstract description 52
- 238000009413 insulation Methods 0.000 claims abstract description 17
- 229910052751 metal Inorganic materials 0.000 claims abstract description 5
- 239000002184 metal Substances 0.000 claims abstract description 4
- 238000004821 distillation Methods 0.000 claims description 16
- 239000012535 impurity Substances 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 238000009833 condensation Methods 0.000 claims description 4
- 230000005494 condensation Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 238000005057 refrigeration Methods 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical class [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 2
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 2
- 230000003068 static effect Effects 0.000 claims description 2
- 238000003756 stirring Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 241001062472 Stokellia anisodon Species 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229910052747 lanthanoid Inorganic materials 0.000 description 1
- 150000002602 lanthanoids Chemical class 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 229910052706 scandium Inorganic materials 0.000 description 1
- SIXSYDAISGFNSX-UHFFFAOYSA-N scandium atom Chemical compound [Sc] SIXSYDAISGFNSX-UHFFFAOYSA-N 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000005439 thermosphere Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/02—Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action including acoustic waves
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B59/00—Obtaining rare earth metals
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Acoustics & Sound (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The invention belongs to metal smelt technical fields, disclose a kind of rare earth distilation device;It is provided with furnace body shell;Furnace body interior of shell has been bolted thermal insulation layer, has been bolted temperature sensor and pressure sensor inside thermal insulation layer;Furnace body shell exterior has been bolted data processor;Temperature sensor and pressure sensor are connect by electric signal with data processor, and temperature sensor, pressure sensor, data processor are connected to power supply by conducting wire;Sieve is bolted inside surge drum, sieve is provided with ladder strainer;Bell upper end has been bolted longitudinal drive, and longitudinal drive has been fixed by the connecting rod longitudinal collector;It has been bolted traverse driver inside tongue, traverse driver is provided with outside traverse driver and is connect by connecting rod with lateral collection device.The present invention improves rare earth distilation speed and purity;Production cost is reduced, is improved work efficiency.
Description
Technical field
The invention belongs to metal smelt technical field more particularly to a kind of rare earth distilation devices.
Background technique
Currently, rare earth is the general name of lanthanide series and scandium, yttrium totally ten seven kinds of metallic elements in chemical periodic table.In nature
There are 250 kinds of Rare Earth Mines.Discovery rare earth is that Finland chemist adds woods earliest.The heavy mine of pitch was similar to from one piece in 1794
The first rare earth " element " is isolated in stone.Because the rare-earth mineral that 18th century found is less, can only be made at that time with chemical method
This oxide, is habitually known as " soil " in history by a small amount of oxide not soluble in water, thus rare earth of gaining the name.Rare earth has industry
The title of " gold " can be different, various in style with other materials component property since it is with physical characteristics such as excellent photoelectromagnetics
New material, most significant function is exactly to increase substantially the quality and performance of other products.For example increase substantially use
In the tactical qualities of manufacture tank, aircraft, the steel of guided missile, aluminium alloy, magnesium alloy, titanium alloy.Moreover, rare earth is equally electricity
Many high-tech lubricants such as son, laser, nuclear industry, superconduction.Once rare earth science and technology necessarily brings military science and technology for military affairs
Rise to.But it is present in the rare earth resources in nature, internal there are many impurity, it is therefore desirable to purify, it is suitable to need
Rare earth distilation device, but existing rare earth distilation device do not have device detect inside temperature and pressure, no
Rare earth distillation condition can accurately be controlled, reduce rare earth distilation speed.It is mentioned simultaneously in the distillation of existing rare earth
In pure device, directly rare earth is placed on inside crucible, rare earth is very thick, causes the composition inside rare earth to distill slowly, increases
Production cost extends the time that distillation is extracted, reduces working efficiency.
In conclusion problem of the existing technology is:
(1) existing rare earth distilation device does not have the temperature and pressure inside device detection, can not accurately be to dilute
Native distillation condition is controlled, and rare earth distilation speed is reduced.
(2) in existing rare earth distilation device, directly rare earth is placed on inside crucible, rare earth is very thick, causes
Composition distillation inside rare earth slowly increases production cost, extends the time that distillation is extracted, reduces working efficiency.
Summary of the invention
In view of the problems of the existing technology, the present invention provides a kind of rare earth distilation devices.
The invention is realized in this way a kind of rare earth distilation device is provided with
Furnace body shell;
Furnace body interior of shell has been bolted thermal insulation layer, be bolted inside thermal insulation layer temperature sensor and
Pressure sensor;Furnace body shell exterior has been bolted data processor;
Temperature sensor and pressure sensor are connect by electric signal with data processor, temperature sensor, pressure sensing
Device, data processor are connected to power supply by conducting wire.
Further, the furnace body interior of shell has been bolted thermal insulation board, and thermal insulation board is received by bolt and surge drum
It is bolted sieve inside collection cylinder, sieve is provided with ladder strainer, and ladder strainer upper end is welded with triangle joint
Piece.
Further, the furnace body interior of shell has been bolted crucible, and crucible bottom has motor by bolt regulation,
Motor output shaft is connect with shaft, and roller end is welded with fin.
Further, the bell upper end has been bolted longitudinal drive, and longitudinal drive is fixed by the connecting rod
There is longitudinal collector;Furnace body shell side has been bolted tongue, has been bolted traverse driver inside tongue,
It is provided with traverse driver outside traverse driver to connect by connecting rod with lateral collection device, longitudinal collector and lateral collection
Sealing ring has been bolted on device.
Further, the material of the multilayer screen cloth selects Mo, Ta or W;In the distillation of high-melting-point rare earth metal, preferably W;Benefit
Being much larger than with solubility of the impurity such as Fe, Co, Ni, Cr, Si in W the characteristics of solubility, can effectively drop in certain rare earths
The impurity contents such as Fe, Ni in low product.
Advantages of the present invention and good effect are as follows:
The material of multilayer screen cloth of the invention can be Mo, Ta, W, and when distilling for high-melting-point rare earth metal, preferably W can
To be much larger than in certain rare earths the characteristics of solubility using solubility of the impurity in W such as Fe, Co, Ni, Cr, Si, effectively drop
The impurity contents such as Fe, Ni in low product.The present invention, can accurately be to rare earth by being provided with temperature sensor and pressure sensor
Distillation condition is controlled, and rare earth distilation speed and purity are improved;The present invention in crucible bottom by bolt by being advised
Surely there is motor, motor drives fin rotation, can constantly stir, and accelerates the composition distilation speed inside rare earth, reduces
Production cost shortens the time that distillation is extracted, improves work efficiency.Lateral collection device in the present invention can be first in distillation
Phase collects the impurity of the high vapour pressure of low temperature first steamed, and longitudinal collector collects product, and the multistorey strainer mesh on sieve can be improved
Stop and the slightly higher impurity effect of target product fusing point.The Fractional Collections for realizing impurity and product effectively improve impurity separation effect
Fruit improves product purity.
Detailed description of the invention
Fig. 1 is rare earth distilation device internal view provided in an embodiment of the present invention.
Fig. 2 is rare earth distilation crust of the device schematic diagram provided in an embodiment of the present invention.
Fig. 3 is mesh structure schematic diagram provided in an embodiment of the present invention.
Fig. 4 is fin structure schematic diagram provided in an embodiment of the present invention.
Fig. 5 is that data processor provided in an embodiment of the present invention with pressure sensor and temperature sensor connect circuit diagram.
Fig. 6 is that data processor provided in an embodiment of the present invention connect circuit diagram with electromagnetic relay switch.
In figure: 1, longitudinal drive;2, bell;3, longitudinal collector;4, lateral collection device;5, traverse driver;6, every
Hot plate;7, surge drum;8, sieve;9, thermal insulation layer;10, heater;11, crucible;12, furnace body shell;13, the second groove;14, convex
Slot;15, temperature sensor;16, data processor;17, pressure sensor;18, the first groove;19, sealing ring;20, refrigerator;
21, ladder strainer;22, triangle joint piece;23, shaft;24, fin.
Specific embodiment
In order to further understand the content, features and effects of the present invention, the following examples are hereby given, and cooperate attached drawing
Detailed description are as follows.
Structure of the invention is explained in detail with reference to the accompanying drawing.
As shown in figs 1 to 6, novel rare-earth distilation device provided in an embodiment of the present invention include: longitudinal drive 1,
Bell 2, longitudinal collector 3, lateral collection device 4, traverse driver 5, thermal insulation board 6, surge drum 7, sieve 8, thermal insulation layer 9, fever
Body 10, crucible 11, furnace body shell 12, the second groove 13, tongue 14, temperature sensor 15, data processor 16, pressure sensor
17, the first groove 18, sealing ring 19, refrigerator 20, ladder strainer 21, triangle joint piece 22, shaft 23, fin 24.
The top surface of furnace body shell 12 has been bolted bell 2, and 2 upper end of bell has been bolted longitudinal drive
1, longitudinal drive 1 has been fixed by the connecting rod longitudinal collector 3, and longitudinal collector 3 is provided with the first groove 18, furnace body shell
12 sides have been bolted tongue 14, have been bolted traverse driver 5 inside tongue 14, outside traverse driver 5
Portion is provided with traverse driver 5 and is connect by connecting rod with lateral collection device 4, and lateral collection device 4 is provided with the second groove 13, indulges
It has been bolted sealing ring 19 on collector 3 and lateral collection device 4, has led to inside longitudinal collector 3 and lateral collection device 4
It crosses bolt and is fixed with refrigerator 20, refrigerator 20 is connected to power supply by conducting wire, has been bolted inside furnace body shell 12
Thermal insulation board 6, thermal insulation board 6 pass through bolt and surge drum 7, have been bolted sieve 8 inside surge drum 7, sieve 8 is provided with rank
Terraced strainer 21,21 upper end of ladder strainer are welded with triangle joint piece 22, be bolted inside furnace body shell 12 every
Thermosphere 9 has been bolted temperature sensor 15 and pressure sensor 17 inside thermal insulation layer 9, has passed through outside furnace body shell 12
Bolt is fixed with data processor 16, temperature sensor 15 and pressure sensor 17 and is connected by electric signal and data processor 16
It connects, temperature sensor 15, pressure sensor 17, data processor 16 are connected to power supply by conducting wire, and thermal insulation layer 9 passes through inwardly
Bolt is fixed with heater 10, and crucible 11 has been bolted inside furnace body shell 12, and 11 bottom of crucible is provided by bolt
There is motor, motor output shaft is connect with shaft 23, and 23 end of shaft is welded with fin 24.
In use, reaction raw materials are put into crucible 11, crucible 11 is put into furnace body shell 12, is sealed with surge drum 7
Connection.Sieve 8 is installed on 11 top surface of crucible, the ladder strainer 21 on sieve 8 can expand temperature in limited height and shave
Degree, effectively stops the impurity slightly higher with target product fusing point, temperature sensor 15 can detecte in furnace body shell 12
The temperature in portion, when temperature sensor 15 detects (the best vapo(u)rizing temperature of set temperature value and target product), data processor
Electromagnetic relay switch on 16 control heaters 10 is closed, and when temperature is lower than this silicon carbide, data processor 16 is controlled
Electromagnetic relay switch on heater 10 is opened, and is heated, pressure sensor 17 can detecte inside furnace body shell 12
Pressure is lower than 5*10 when the pressure detected-2When Pa, data processor 16 controls the electromagnetic relay switch in air pump, beats
It drives capable pumping into, is maintained at internal pressure higher than 5*10-2On Pa, when pressure reaches suitable pressure, data processing
Device 16 controls the electromagnetic relay switch in air pump and closes, and data processor 16 controls traverse driver 5, makes lateral collection device
4 are tightly connected with surge drum 7, and data processor 16 controls 10 electromagnetic relay switch of heater and opens, and control the electricity of air pump
Magnetic relay switch is opened, and is heated and is evacuated, when reaching suitable temperature and pressure, data processor 16 is controlled respectively
Cut-off, static 0.5~2 hour, within the time period, data processor 16 control 20 electromagnetic relay of refrigerator open
It closes and opens, freeze, the higher impurity of vapour pressure is distilled out from rare earth metal at this time, is moved upward to lateral receipts with steam
On second groove 13 of storage 4, it is precipitated after encountering the condensation of the second groove 13 on lateral collection device 4, after a period of time, counts
According to processor 16 according to the temperature of setting, longitudinal drive 1 is controlled, is tightly connected longitudinal drive 1 and surge drum 7, according to
Temperature is added to (the best vapo(u)rizing temperature of set temperature value and target product) by above-mentioned step, and pressure control is being higher than 5*
10-2The section Pa keeps the temperature 2~5 hours, and control 20 electromagnetic relay switch of refrigerator opens refrigeration, the metal steam distilled out at this time
Gas moves up 18 condensation of the first groove for encountering longitudinal collector 3, is attached on the first groove 18.It is distilled to the substance
After, heating power supply is closed, heating is stopped, bell 2 is opened after being cooled to room temperature, dismantles and is remained in crucible 11 after each component
The impurity that steam forces down.In to rare earth distillation process, in order to accelerate distillation speed, data processor 16 according to setting time
Section controls the motor relay inside crucible 11 and switchs opening, drives shaft 23, be slowly stirred fin 23 to rare earth.
The above is only the preferred embodiments of the present invention, and is not intended to limit the present invention in any form,
Any simple modification made to the above embodiment according to the technical essence of the invention, equivalent variations and modification, belong to
In the range of technical solution of the present invention.
Claims (5)
1. a kind of rare earth distilation device, which is characterized in that the rare earth distilation device is provided with
Furnace body shell;
Furnace body interior of shell has been bolted thermal insulation layer, has been bolted temperature sensor and pressure inside thermal insulation layer
Sensor;Furnace body shell exterior has been bolted data processor;
Temperature sensor and pressure sensor are connect by electric signal with data processor, temperature sensor, pressure sensor, number
It is connected to power supply according to processor by conducting wire.
2. rare earth distilation device as described in claim 1, which is characterized in that the furnace body interior of shell is solid by bolt
Surely there is thermal insulation board, thermal insulation board passes through bolt and surge drum, has been bolted sieve inside surge drum, sieve is provided with ladder
Strainer, ladder strainer upper end are welded with triangle joint piece.
3. rare earth distilation device as described in claim 1, which is characterized in that the furnace body interior of shell is solid by bolt
Surely there is crucible, crucible bottom has motor by bolt regulation, and motor output shaft is connect with shaft, and roller end is welded with wing
Piece.
4. rare earth distilation device as described in claim 1, which is characterized in that the bell upper end has been bolted
Longitudinal drive, longitudinal drive have been fixed by the connecting rod longitudinal collector;Furnace body shell side has been bolted convex
Slot has been bolted traverse driver inside tongue, has been provided with traverse driver outside traverse driver and passes through connecting rod
It is connect with lateral collection device, has been bolted sealing ring on longitudinal collector and lateral collection device.
5. a kind of application method of rare earth distilation device as described in claim 1, which is characterized in that the rare earth distillation mentions
The application method of pure device includes;Reaction raw materials are put into crucible, crucible is put into furnace body shell, seals and connects with surge drum
It connects.Sieve is installed on crucible top surface, the ladder strainer on sieve expands temperature gradient in limited height;Temperature sensor
The temperature for detecting furnace body interior of shell, when temperature sensor detects, the electromagnetic relay on data processor controlled heater
Switch is closed, when temperature is lower than this silicon carbide;Electromagnetic relay switch on data processor controlled heater is opened, into
Row heating, pressure sensor detect the pressure of furnace body interior of shell, when the pressure detected, are lower than 5*10-2When Pa, data processing
Device controls the electromagnetic relay switch in air pump;
Opening is evacuated, and is maintained at internal pressure higher than 5*10-2On Pa, when pressure reaches suitable pressure, number
It is closed according to the electromagnetic relay switch in processor control air pump, data processor controlled traverse driver makes lateral collection
Device and surge drum are tightly connected, and data processor controlled heater electromagnetic relay switch is opened, control the electromagnetism of air pump after
Electric switch is opened, and is heated and is evacuated, when reaching suitable temperature and pressure, the respective relay of data processor controlled
Device is closed, and static 0.5~2 hour, within the time period, data processor controlled refrigerator electromagnetic relay switch was opened, into
Row refrigeration, the higher impurity of vapour pressure is distilled out from rare earth metal at this time, is moved upward to the of lateral collection device with steam
On two grooves, it is precipitated after encountering the condensation of the second groove on lateral collection device;
Data processor controls longitudinal drive according to the temperature of setting, is tightly connected longitudinal drive and surge drum, according to
Above-mentioned step, temperature is added to, and pressure control is being higher than 5*10-2The section Pa keeps the temperature 2~5 hours, controls refrigerator electromagnetism
Relay switch opens refrigeration, and the metal vapors distilled out at this time moves up the first groove condensation for encountering longitudinal collector 3
It is precipitated, is attached on the first groove;
After to substance distillation, heating power supply is closed, stops heating, bell is opened after being cooled to room temperature, dismantles each portion
The impurity that entrained steam forces down in crucible after part.In to rare earth distillation process, in order to accelerate distillation speed, data processor is pressed
According to the period of setting, controls the motor relay inside crucible and switch opening, drive shaft, stir fin slowly rare earth
It mixes.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811515855.2A CN109517997A (en) | 2018-12-12 | 2018-12-12 | A kind of rare earth distilation device |
Applications Claiming Priority (1)
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CN201811515855.2A CN109517997A (en) | 2018-12-12 | 2018-12-12 | A kind of rare earth distilation device |
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CN109517997A true CN109517997A (en) | 2019-03-26 |
Family
ID=65796041
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CN201811515855.2A Pending CN109517997A (en) | 2018-12-12 | 2018-12-12 | A kind of rare earth distilation device |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110527839A (en) * | 2018-05-25 | 2019-12-03 | 华北电力大学 | A method of utilizing rare earth metal in plasma recycling flying dust |
CN113481392A (en) * | 2021-07-08 | 2021-10-08 | 王鲜 | Tombarthite purification equipment for tombarthite is gathered |
CN114480869A (en) * | 2022-01-25 | 2022-05-13 | 朱辰宇 | Rare earth purification equipment |
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SU177069A1 (en) * | В. С. Есютин, И. А. Онаев, Ж. Ш. Тазиев, С. А. Рыжкин , Н. А. Воронков | APPARATUS FOR CONTINUOUS METAL REFINING | ||
GB1387894A (en) * | 1972-11-22 | 1975-03-19 | Inst Metallurgii I Obogascheni | Apparatus for refining metal |
CN203639529U (en) * | 2013-12-11 | 2014-06-11 | 湖南稀土金属材料研究院 | Rare earth distillation and purification device |
CN206256142U (en) * | 2016-12-20 | 2017-06-16 | 乐山凯亚达光电科技有限公司 | High pure metal high-efficiency precision furnace |
CN206580867U (en) * | 2017-03-03 | 2017-10-24 | 汉源县源富锌业有限公司 | A kind of free of contamination electrical heating zinc re-distillation furnace |
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2018
- 2018-12-12 CN CN201811515855.2A patent/CN109517997A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU177069A1 (en) * | В. С. Есютин, И. А. Онаев, Ж. Ш. Тазиев, С. А. Рыжкин , Н. А. Воронков | APPARATUS FOR CONTINUOUS METAL REFINING | ||
GB1387894A (en) * | 1972-11-22 | 1975-03-19 | Inst Metallurgii I Obogascheni | Apparatus for refining metal |
CN203639529U (en) * | 2013-12-11 | 2014-06-11 | 湖南稀土金属材料研究院 | Rare earth distillation and purification device |
CN206256142U (en) * | 2016-12-20 | 2017-06-16 | 乐山凯亚达光电科技有限公司 | High pure metal high-efficiency precision furnace |
CN206580867U (en) * | 2017-03-03 | 2017-10-24 | 汉源县源富锌业有限公司 | A kind of free of contamination electrical heating zinc re-distillation furnace |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110527839A (en) * | 2018-05-25 | 2019-12-03 | 华北电力大学 | A method of utilizing rare earth metal in plasma recycling flying dust |
CN110527839B (en) * | 2018-05-25 | 2020-11-17 | 华北电力大学 | Method for recovering rare earth metals in fly ash by using plasma |
CN113481392A (en) * | 2021-07-08 | 2021-10-08 | 王鲜 | Tombarthite purification equipment for tombarthite is gathered |
CN113481392B (en) * | 2021-07-08 | 2022-06-24 | 王鲜 | Tombarthite purification equipment for tombarthite is gathered |
CN114480869A (en) * | 2022-01-25 | 2022-05-13 | 朱辰宇 | Rare earth purification equipment |
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Application publication date: 20190326 |