CN205710871U - A kind of equipment from thick scolding tin enrichment silver metal - Google Patents
A kind of equipment from thick scolding tin enrichment silver metal Download PDFInfo
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- CN205710871U CN205710871U CN201620737111.5U CN201620737111U CN205710871U CN 205710871 U CN205710871 U CN 205710871U CN 201620737111 U CN201620737111 U CN 201620737111U CN 205710871 U CN205710871 U CN 205710871U
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- scolding tin
- inside groove
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- 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
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
A kind of equipment from thick scolding tin enrichment silver metal, including motor, speed regulating reducing, high temperature section exports, controllable temperature heater, water jacket, inside groove, rotary shaft, blade, thick scolding tin feed liquor pot, zinc ingot metal melting pot and low-temperature zone outlet, described thick scolding tin feed liquor pot and zinc ingot metal melting pot are independently mounted at water jacket side, controllable temperature heater is arranged between inside groove and water jacket, the bottom of inside groove connects low-temperature zone outlet, inside groove top connects high temperature section outlet, rotary shaft is installed in the middle of inside groove, blade welds on the rotating shaft, the front end of rotary shaft is connected with one end of speed regulating reducing, the other end of speed regulating reducing is connected with motor.This utility model can not only make zinc metal effectively catch and be enriched with the silver metal in thick scolding tin, moreover it is possible to reduces the labor intensity of operator, and improves production on-site environment.
Description
Technical field
This utility model relates to tin refinement and valuable metal synthetical recovery equipment, specifically a kind of from thick scolding tin enrichment silver
The equipment of metal.
Background technology
In the stannum smelting process with Tin concentrate or miscellaneous stannum material recycle, Tin concentrate is generally containing Ag0.005～0.02%, miscellaneous
Stannum material contains Ag0.001～0.1%, and the silver in Tin concentrate or miscellaneous stannum material, in melting or fusion process, 95% enters above
In thick stannum, thick stannum is during follow-up pyro-refining, and during in thick stannum, the silver of more than 98% enters thick scolding tin, thick scolding tin contains
More than Ag0.05%；After thick scolding tin carries out vacuum separation, obtaining lead bullion and the thick stannum of vacuum, the silver in thick scolding tin enters the thick stannum of vacuum
In, the thick stannum of vacuum again returns to pyro-refining, and silver metal also follows return pyro-refining, enters back into thick scolding tin, thick weldering now
Stannum contains more than Ag0.1%.Along with produce is constantly carried out, the silver metal content in thick scolding tin will gradually rise, when scolding tin contains
During more than Ag0.2%, the silver content in order to ensure refined tin product is less than target level of product quality requirement, increases for enterprise simultaneously and produces
Value and new economic benefit, need to extract from thick scolding tin in time silver metal.And extract the first step of silver metal from thick scolding tin, also
It is a most important step, is how the silver in thick scolding tin to be effectively enriched with and separates with tin-lead metal.
At present, the only one of the common method with separation of Silver metal, i.e. thick scolding tin founding anode effectively it are enriched with from thick scolding tin
After silicofluoric acid system solution be electrolysed, in electrolysis anode sludge reclaim silver metal.The main process of the method is as follows:
1, positive plate casting.After thick scolding tin adds heat fusing in iron pot, when 280～330 DEG C, it is cast into positive plate,
The thickness 15～30mm of positive plate, length and width determines according to cell dimension, and the length of compact board about 500mm, width is about
400mm, the length of big template about 1000mm, width about 800mm, the enterprise that production scale is little, mechanization degree is the highest is usual
Using compact board, the large enterprise that production scale is big, mechanization degree is high generally uses big template.
2, silicofluoric acid system solution electrolysis.With thick scolding tin as anode, astute and able stannum beginning plate is negative electrode, at silicofluoric acid system solution
Electrolysis, electrolysis temperature is room temperature, i.e. 10～40 DEG C, decomposition voltage 0.3～0.5V, electric current density 120～180A/m2, Sn, Pb are total
Ion concentration 45～60g/L, free H2SiF6Ion concentration 180～250g/L.In electrolytic process, the tin metal in anode, lead
Metal, and the metal that metal active is higher, as ferrous metal, indium metal lose electronics, be changed into cation and dissolve, enter molten
Liquid, the metal that metal active is more weak, such as copper metal, antimony metal, silver metal, bismuth metal etc., residual in the anode, forms anode
Mud, silver metal is enriched in the earth of positive pole, and the earth of positive pole contains Ag1.0～10.0%；Enter the tin metal ion in solution and lead metal
Ion, owing to metal current potential is close, obtains electronics at negative electrode simultaneously, discharges and separates out with metal form, the iron ion in solution, indium
Ion will not discharge precipitation due to metal active height, the most constantly accumulates rising, and hydrion is owing to needing higher super electricity
Pressure, therefore, also will not separate out at cathodic discharge, to maintain the acidity balance of electrolytic process.When the indium in electrolytic solution, ferrous metal
When ion reaches 5g/L, generally use P204 extractant that electrolyte carries out part open circuit and process and recovery indium metal, to guarantee
The indium content of cathode product is less than soldering tin product quality criteria requirements, and meanwhile, recovery indium metal can be that enterprise increases the output value
And benefit.
3, cathode product processes.Cathode product essential element is stannum and two kinds of metals of lead, after fusing casting, obtains essence
Soldering tin product, can sell, it is also possible to carry out vacuum separation output lead bullion and thick stannum；It addition, in cathode product fusing casting
During, the negative electrode beginning plate of electrolysis of casting, in order to the electrolytic process in lower cycle uses.
4, negative electrode mud is collected and is extracted with silver metal.Employing artificially collects method, will be attached to the earth of positive pole on setting sun pole plate
Scrape in collecting tank, in collecting tank, then add proper amount of clear water wash, reclaim the entrained solution of the earth of positive pole, anode scrap
Returning founding anode, the earth of positive pole extracts silver metal.From the earth of positive pole, extract silver, have pyrogenic process and wet method.Pyrogenic process is that the earth of positive pole is complete
Portion puts into and carries out reduction melting rear oxidation blowing in converter, makes the stannum in the earth of positive pole, lead, antimony, bismuth the most oxidized, forms oxygen
Changing slag, silver exists with metallic forms, obtains thick silver after layering；Wet method is that the earth of positive pole is carried out nitric acid leaching, obtains nitric acid
Silver solution, after silver nitrate solution carries out the heavy silver of chlorination or precipitating silver, obtains heavy silver slag, and heavy silver slag carries out output after reduction melting
Thick silver.
Current common method, is effectively enriched with silver metal in electrolysis anode sludge, and silver content is enriched with more than 5 times, with thick weldering
Stannum in stannum, lead achieve initial gross separation, but the method also exists more shortcoming, specific as follows:
(1), technological process is long.The whole technological process of common method has Four processes, i.e. thick scolding tin founding anode, silicofluoric acid
System solution electrolysis, cathode product process, the earth of positive pole is collected and extracted with silver metal, and technological process is long, and number of devices is many, needs
Investment is big.
(2), labor intensity is big.Anode casting, the positive plate of electrolytic process enter groove, minus plate goes out groove, the earth of positive pole is collected, sun
The work such as pole mud washing and filtration, anode scrap casting, negative electrode beginning plate casting, are hardly formed mechanization and automated job, are all
Completing with hand labor form, the labor intensity causing produced on-site workman is the biggest.
(3), production cost is high.Owing to labor intensity is big, cause cost of labor high, add fusion-casting process coal electric consumption,
The costs such as electrolytic process silicofluoric acid consumes, tin metal loss in electrolytic solution, electrolysis direct current power consumption, maintenance of equipment, this
Outward, electrolysing period length, electrolytic solution amount are big, and substantial amounts of tin metal is taken by flow process, and totle drilling cost is high, reduces benefit.
(4), site environment is poor.Electrolytic process is carried out at silicofluoric acid system solution, and silicofluoric acid has volatility and corrosivity,
Cause site environment poor, and have impact on the healthy of execute-in-place workman.
Summary of the invention
The purpose of this utility model is to make up the deficiencies in the prior art, it is provided that a kind of setting from thick scolding tin enrichment silver metal
Standby.It is suitable for processing containing Sn62～78%, Pb20～the thick scolding tin of 38%, Ag0.2～2.0%, has that labor intensity is little, produce into
The advantage that this is low, site environment is good.
The technical scheme that this utility model solves the problems referred to above is as follows: a kind of equipment from thick scolding tin enrichment silver metal, bag
Include motor, speed regulating reducing, high temperature section outlet, controllable temperature heater, water jacket, inside groove, rotary shaft, blade, thick scolding tin feed liquor pot,
Zinc ingot metal melting pot and low-temperature zone outlet, concrete structure and annexation be: described thick scolding tin feed liquor pot and zinc ingot metal melting pot are only
Standing and be arranged on water jacket side, controllable temperature heater is arranged between inside groove and water jacket, and the bottom of inside groove connects low-temperature zone outlet, interior
Groove top connects high temperature section outlet, installs rotary shaft in the middle of inside groove, and blade welds on the rotating shaft, the front end of rotary shaft and speed governing
One end of decelerator connects, and the other end of speed regulating reducing is connected with motor.
Described controllable temperature heater has 4～8 groups, is used for heating inside groove.
Described by the inside groove of 4～8 controllable temperature heater heating, form 4～8 temperature sections, deposit between different temperatures section
In thermograde, temperature reduces successively, is up to 410～430 DEG C near high temperature section outlet temperature, near low-temperature zone exit
Minimum 200～220 DEG C of temperature.
Operation principle is in two steps, specific as follows:
1, zinc-silver alloy generates.Thick melts soldering tin containing silver joins inside groove, contacts with the zinc liquid being simultaneously introduced inside groove,
Owing to metallic zinc is bigger to the affinity of silver metal than tin metal to the affinity of silver metal, also than affine to silver metal of lead metal
Power is big, and the silver in thick scolding tin is captured in kirsite body by zinc metal, and by intermetallic combination reaction, forms two kinds with silver
Intermetallic compound Ag2Zn3And Ag2Zn5, owing to the zinc amount of metal added is excessive relative to the silver metal of thick scolding tin, therefore
The silver metal overwhelming majority is with intermetallic compound Ag2Zn3And Ag2Zn5Exist, little with the silver that free metal state form exists；Gold
Compound Ag between genus2Zn3And Ag2Zn5There is good stability, feature that fusing point is high, Ag2Zn3Fusing point be 665 DEG C, Ag2Zn5Molten
Point is 636 DEG C, and the fusing point of both intermetallic compounds is all higher than the control temperature of inside groove.
2, zinc-silver alloy separates with tin-lead metal.According to lead, stannum, zinc, the metal phase diagram of silver, when 200 DEG C, two kinds of metals
Between compound Ag2Zn3And Ag2Zn5Dissolubility in scolding tin is the least, and silver content can be close to 0%, the Zn content of scolding tin end
Minimum can be reduced to 8%, and zinc-rich end is enriched all of intermetallic compound Ag2Zn3And Ag2Zn5, theoretical argentiferous is permissible
Reach 50%.As the intermetallic compound Ag that the thick scolding tin of liquid, zinc liquid and reaction generate2Zn3And Ag2Zn5, at the spiral rotated
Under the stirring of axle blade and promotion, the bottom material in inside groove is heated by the controllable temperature heater under cell body and heats up molten
Changing, the top material in inside groove is dispelled the heat and decrease temperature crystalline by cell body, and bottom material is under gravity toward the low level of low temperature
Place's flowing, top crystalline solid is under the promotion of moving blade, toward the high level motion of high temperature, owing to the temperature of high level is higher,
Material carries out again melting and crystallizing；Along with process is constantly carried out, the material in inside groove continuously carries out melting and crystallizing, and
Fusing and crystallization process constantly alternate, when the material in inside groove is by continuously repeated crystallization and fusing and rotation
After the successively promotion of blade, the metallic compound Ag that fusing point is higher2Zn3And Ag2Zn5, and the zinc metal of excess, it is enriched in
Equipment high temperature section exports, and forms zinc-silver alloy, and the relatively low thick scolding tin of low silver of fusing point is enriched in the low-temperature zone outlet of equipment, finally
Reach to be enriched with the purpose of silver metal.
Unless otherwise indicated, percentage ratio described in the utility model is mass percent, each constituent content percent it
With for 100%.
Outstanding advantages of the present utility model is:
1, silver metal direct yield is high.Use this utility model, the intermetallic compound Ag generated due to zinc liquid with silver2Zn3With
Ag2Zn5, there is preferable stability, therefore, the silver in thick scolding tin can be caught the most thorough by zinc liquid, in zinc metal addition
When exceeding theoretical requirement, silver all exists with intermetallic compound form, creates basic condition for follow-up separation.Meanwhile,
Due to the intermetallic compound Ag generated2Zn3And Ag2Zn5There is higher fusing point, Ag2Zn3Fusing point be 665 DEG C, Ag2Zn5's
Fusing point is 636 DEG C, and the fusing point of thick scolding tin is only 185～190 DEG C, and zinc-silver intermetallic compound is with thick scolding tin fusing point gap relatively
Greatly, separate to separate with condensation for liquate and provide fundamental basis.Equipment with thermograde described in the utility model, it is possible to make
Material in inside groove completes zinc-silver alloyization reaction, and separates continuously carrying out complete liquate in fusion process, and
Crystallization process continuously completes condensation separate, and during fusing and crystallization constantly alternate, complete liquate
What separation separated with condensation constantly alternates, and finally realizes metallic compound Ag2Zn3And Ag2Zn5, the low silver relatively low with fusing point
The purpose that thick scolding tin separates.
2, technological process is short.The zinc seizure to silver metal, completes, in theory in 1 equipment described in the utility model
The zinc-silver alloy of 50% can be reached with output argentiferous；When production application, in order to improve the capturing efficiency of silver metal, zinc liquid
Addition be superfluous, therefore the zinc-silver alloy content of output is 1.0～10.0%；Zinc-silver alloy is distilled and melting
After, can be the most silver-colored with output.Use this utility model, from thick scolding tin, extract silver, the most only 3 technical processs.
3, labor intensity is little.Using this utility model, zinc liquid, to the seizure of silver metal and follow-up separation, all sets at 1
Complete in Bei, substantially need not physical work.
4, production process clean environment firendly.Use this utility model, during zinc liquid catches silver metal, maximum allowable operating temperature (M.A.O.T.)
Only 430 DEG C, equipment outer layer is provided with heat preserving and insulating material, and process does not has dust and escaping gas to generate；Do not use water, do not use
Acid, the most externally discharges waste residue, therefore, technical process clean environment firendly, effectively protects environment.
Accompanying drawing explanation
Fig. 1 is the structural representation of the equipment from thick scolding tin enrichment silver metal described in the utility model.
Fig. 2 is the top view of the equipment from thick scolding tin enrichment silver metal described in the utility model.
Figure is labeled as: motor 1, speed regulating reducing 2, high temperature section outlet 3, controllable temperature heater 4, water jacket 5, inside groove 6, turn
Moving axis 7, blade 8, thick scolding tin feed liquor pot 9, zinc ingot metal melting pot 10, low-temperature zone outlet 11.
Detailed description of the invention
Being further described the technical solution of the utility model below in conjunction with drawings and Examples, example is served only for
Explain this utility model, be not intended to limit scope of the present utility model.
Embodiment 1
Equipment from thick scolding tin enrichment silver metal described in the utility model, including motor 1, speed regulating reducing 2, high temperature section
Outlet 3, controllable temperature heater 4, water jacket 5, inside groove 6, rotary shaft 7, blade 8, thick scolding tin feed liquor pot 9, zinc ingot metal melting pot 10 and
Low-temperature zone outlet 11.Concrete structure and annexation be:
Described thick scolding tin feed liquor pot 9, zinc ingot metal melting pot 10 are independently mounted at water jacket 5 side, and controllable temperature heater 4 is arranged on
Between inside groove 6 and water jacket 5, the bottom of inside groove 6 connects low-temperature zone outlet 11, and inside groove 6 top connects high temperature section outlet 3, in inside groove 6
Between install rotary shaft 7, blade 8 is welded in rotary shaft 7, and the front end of rotary shaft 7 is connected with speed regulating reducing 2 one end, and speed governing subtracts
The other end of speed device 2 is connected with motor 1.
Motor 1 is 4kW motor, and speed regulating reducing 2 is 1:289, and controllable temperature heater 4 is 4 groups, general power 40kW of installing,
Water jacket 5 is Φ 600 × L2400mm, and inside groove 6 is Φ 300 × L2500mm, and rotary shaft 7 is Φ 89 × L3000mm, and blade 8 is 21
Block, thick scolding tin feed liquor pot 9 are Φ 500 × H400mm, and zinc metal feed liquor pot 10 is Φ 300 × H300mm.
The using method of the described equipment from thick scolding tin enrichment silver metal:
By the thick scolding tin containing Sn62%, Pb38%, Ag0.2%, join the fusing of thick melts soldering tin pot, and be warmed up to 200
Under the conditions of DEG C, it is added continuously to the speed of 0.2t/h be provided with in the inside groove of 4 temperature controlled section, 4 control section temperature of inside groove
It is respectively 410 DEG C, 350 DEG C, 280 DEG C, 200 DEG C from high to low, simultaneously by 450 DEG C of zinc liquid of fusing in zinc ingot metal melting pot, presses
The speed of 0.04t/h is added continuously in inside groove, and the rotating speed of helical axis is 1.5n/min, and thick scolding tin and zinc liquid are on helical axis
Under blade stirring and promotion, inside groove carries out successive alloying reaction, successive repeated crystallization with the most molten
After change, export in high temperature section, contain Sn15.03%, Pb4.97%, Ag5.0%, Zn75.12% with the speed output of 0.008t/h
Zinc-silver alloy, the enrichment of silver brings up to 25 times, exports at low temperature section, with the speed output of 0.232t/h containing Sn52.93%,
The thick scolding tin of low silver of Pb32.57%, Ag0.001%, Zn14.55%.Embodiment 2
A kind of from thick scolding tin enrichment silver metal equipment, including 10kW motor, 1:289 speed regulating reducing, high temperature section outlet,
6 kludge general power 90kW controllable temperature heaters, Φ 900 × L4700mm water jacket, Φ 500 × L4800mm inside groove, Φ 133 ×
L5500mm rotary shaft, 30 pieces of blades, Φ 800 × H700mm thick scolding tin feed liquor pot, Φ 500 × H400mm zinc metal feed liquor pot, low
Temperature section outlet, described thick scolding tin feed liquor pot, zinc metal feed liquor pot are independently mounted at water jacket side, in controllable temperature heater is arranged on
Between groove and water jacket, the bottom of inside groove connects low-temperature zone outlet, and inside groove top connects high temperature section outlet, installs and rotate in the middle of inside groove
Axle, blade welds on the rotating shaft, and the front end of rotary shaft is connected with speed regulating reducing, and the other end of speed regulating reducing is with motor even
Connect.
The using method of the described equipment from thick scolding tin enrichment silver metal:
By the thick scolding tin containing Sn70%, Pb29%, Ag1.0%, join the fusing of thick melts soldering tin pot, and be warmed up to 250
Under the conditions of DEG C, it is added continuously to the speed of 1.0t/h be provided with in the inside groove of 6 temperature controlled section, 6 control section temperature of inside groove
It is respectively 420 DEG C, 390 DEG C, 350 DEG C, 310 DEG C, 260 DEG C, 210 DEG C from high to low, simultaneously by fusing in zinc ingot metal melting pot
500 DEG C of zinc liquid, are added continuously in inside groove by the speed of 0.25t/h, and the rotating speed of helical axis is 1.5n/min, thick scolding tin and zinc liquid
Under blade on helical axis stirs and promotes, inside groove carries out successive alloying reaction, successive repeated crystallization
After successively fusing, export in high temperature section, with the speed output of 0.098t/h containing Sn12.03%, Pb4.28%,
The zinc-silver alloy of Ag10.0%, Zn73.69%, the enrichment of silver brings up to 10 times, exports at low temperature section, with 0.1152t/h's
The speed output thick scolding tin of low silver containing Sn59.74%, Pb24.81%, Ag0.016%, Zn15.43%.
Embodiment 3
A kind of from thick scolding tin enrichment silver metal equipment, including 15kW motor, 1:289 speed regulating reducing, high temperature section outlet,
8 kludge general power 150kW controllable temperature heaters, Φ 1200 × L6400mm water jacket, Φ 700 × L6500mm inside groove, Φ 189 ×
L7000mm rotary shaft, 39 pieces of blades, Φ 900 × H800mm thick scolding tin feed liquor pot, Φ 600 × H500mm zinc metal feed liquor pot, low
Temperature section outlet, described thick scolding tin feed liquor pot, zinc metal feed liquor pot are independently mounted at water jacket side, in controllable temperature heater is arranged on
Between groove and water jacket, the bottom of inside groove connects low-temperature zone outlet, and inside groove top connects high temperature section outlet, installs and rotate in the middle of inside groove
Axle, blade welds on the rotating shaft, and the front end of rotary shaft is connected with speed regulating reducing, and the other end of speed regulating reducing is with motor even
Connect.
The using method of the described equipment from thick scolding tin enrichment silver metal:
By the thick scolding tin containing Sn78%, Pb20%, Ag2.0%, join the fusing of thick melts soldering tin pot, and be warmed up to 300
Under the conditions of DEG C, it is added continuously to the speed of 2.0t/h be provided with in the inside groove of 8 temperature controlled section, 8 control section temperature of inside groove
It is respectively 430 DEG C, 400 DEG C, 370 DEG C, 340 DEG C, 300 DEG C, 270 DEG C, 240 DEG C, 220 DEG C from high to low, will melt at zinc ingot metal simultaneously
The 550 DEG C of zinc liquid melted in changing pot, are added continuously in inside groove by the speed of 0.6t/h, and the rotating speed of helical axis is 1.5n/min,
Blade stirring on helical axis of thick scolding tin and zinc liquid and under promoting, carries out successive alloying reaction, continuously in inside groove
Constantly after repeated crystallization and successively fusing, export in high temperature section, with the speed output of 0.198t/h containing Sn11.54%,
The zinc-silver alloy of Pb3.18%, Ag20.0%, Zn65.28%, the enrichment of silver brings up to 10 times, exports at low temperature section, with
The speed output of the 2.402t/h thick scolding tin of low silver containing Sn63.99%, Pb16.39%, Ag0.017%, Zn19.61%.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in guarantor of the present utility model
Within the scope of protecting.
Claims (3)
1. from an equipment for thick scolding tin enrichment silver metal, including motor, speed regulating reducing, high temperature section outlet, controllable temperature heating
Device, water jacket, inside groove, rotary shaft, blade, thick scolding tin feed liquor pot, zinc ingot metal melting pot and low-temperature zone outlet, it is characterised in that tool
Body structure and annexation be: described thick scolding tin feed liquor pot and zinc ingot metal melting pot are independently mounted at water jacket side, and controllable temperature heats
Device is arranged between inside groove and water jacket, and the bottom of inside groove connects low-temperature zone outlet, and inside groove top connects high temperature section outlet, in inside groove
Between install rotary shaft, blade weld on the rotating shaft, the front end of rotary shaft is connected with one end of speed regulating reducing, speed regulating reducing
The other end be connected with motor.
The most according to claim 1 from thick scolding tin enrichment silver metal equipment, it is characterised in that described in be arranged on inside groove with
Controllable temperature heater between water jacket has 4～8 groups.
Equipment from thick scolding tin enrichment silver metal the most according to claim 1, it is characterised in that described controlled by 4～8
The inside groove of temperature heater heating, forms 4～8 temperature sections, there is thermograde between different temperatures section, and temperature reduces successively,
It is up to 410～430 DEG C, near minimum 200～220 DEG C of low-temperature zone outlet temperature near high temperature section outlet temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620737111.5U CN205710871U (en) | 2016-07-13 | 2016-07-13 | A kind of equipment from thick scolding tin enrichment silver metal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620737111.5U CN205710871U (en) | 2016-07-13 | 2016-07-13 | A kind of equipment from thick scolding tin enrichment silver metal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205710871U true CN205710871U (en) | 2016-11-23 |
Family
ID=57327525
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620737111.5U Expired - Fee Related CN205710871U (en) | 2016-07-13 | 2016-07-13 | A kind of equipment from thick scolding tin enrichment silver metal |
Country Status (1)
| Country | Link |
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| CN (1) | CN205710871U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105970003A (en) * | 2016-07-13 | 2016-09-28 | 来宾华锡冶炼有限公司 | Device and method for gathering silver metal from rough soldering tin |
| CN108677031A (en) * | 2018-06-15 | 2018-10-19 | 昆明理工大学 | A method of recycling lead from lead sponge |
| WO2020157167A2 (en) | 2019-01-30 | 2020-08-06 | Metallo Belgium | Improved tin production |
-
2016
- 2016-07-13 CN CN201620737111.5U patent/CN205710871U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105970003A (en) * | 2016-07-13 | 2016-09-28 | 来宾华锡冶炼有限公司 | Device and method for gathering silver metal from rough soldering tin |
| CN108677031A (en) * | 2018-06-15 | 2018-10-19 | 昆明理工大学 | A method of recycling lead from lead sponge |
| WO2020157167A2 (en) | 2019-01-30 | 2020-08-06 | Metallo Belgium | Improved tin production |
| US11913091B2 (en) | 2019-01-30 | 2024-02-27 | Metallo Belgium | Tin production, which includes a composition comprising tin, lead, silver and antimony |
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