CN108060307A - High-purity tungsten, the device and method of tin are refined from ammonium paratungstate solid slag - Google Patents
High-purity tungsten, the device and method of tin are refined from ammonium paratungstate solid slag Download PDFInfo
- Publication number
- CN108060307A CN108060307A CN201711410910.7A CN201711410910A CN108060307A CN 108060307 A CN108060307 A CN 108060307A CN 201711410910 A CN201711410910 A CN 201711410910A CN 108060307 A CN108060307 A CN 108060307A
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- CN
- China
- Prior art keywords
- solid slag
- crusher
- ammonium paratungstate
- tungsten
- tin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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-
- 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
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/04—Working-up slag
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/02—Jaw crushers or pulverisers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/16—Making metallic powder or suspensions thereof using chemical processes
- B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
- B22F9/20—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
- B22F9/22—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors
-
- 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
- C22B15/00—Obtaining copper
-
- 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
- C22B34/00—Obtaining refractory metals
- C22B34/30—Obtaining chromium, molybdenum or tungsten
- C22B34/36—Obtaining tungsten
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The present invention discloses the refinement high-purity tungsten from ammonium paratungstate solid slag, the device of tin, including crusher, the feeding port of the feed inlet connection ammonium tungstate solid slag of crusher, the discharge port of crusher connects flour mill by strainer, flour mill is internally provided with pressue device, the maximum broken grain size of crusher is 1000*1200mm, crusher includes the crusher chamber of V-shaped structure, one end of crusher chamber is provided with fixed board, the other end of crusher chamber is arranged to power plate, power plate connects motor drive mechanism, actuating unit includes motor, motor connects flywheel by belt, flywheel passes through eccentric axis connection line shaft, line shaft connects power plate by flexible compression spring, the inside of flour mill is equipped with feeding hopper, one end of feeding hopper is provided with grinding roller, the other end of feeding hopper is provided with roll spacing adjuster.Have the characteristics that work efficiency is high, pollute less, saves material and electric power, be a kind of good innovation scheme.
Description
Technical field
The present invention relates to metal purification technical fields, and high-purity is refined more particularly to from ammonium paratungstate solid slag
The device and method of tungsten, tin.
Background technology
Ammonium paratungstate is a kind of chemical substance, mainly white crystals, there is sheet or two kinds needle-shaped, for manufacturing three oxidations
Tungsten or blue tungsten oxide metal tungsten powder.Manufacture ammonium metatungstate and other tungsten compounds are also served as, are made for petroleum chemical industry
Additive, is slightly dissolved in water, and solubility is less than 2% in water at 20 DEG C, insoluble in alcohol.Ammonium paratungstate is heated to 220-280 DEG C
Part ammonia and the crystallization water are lost, ammonium metatungstate AMT can be converted into, 600 DEG C or more is heated to and loses whole ammonia and the crystallization water, thoroughly
It is converted into the tungstic acid of yellow.
Traditional mode is first using equipment such as calcining furnaces, and calcining ammonium paratungstate solid slag plays water removal, ammonia is made
With preparing oxide, then using reduction furnace, using hydrogen as reducing agent, tungsten oxide be reduced into tungsten powder, while the extraction of copper is big
Majority is extracted by the way of refining, and such method has not obviously caught up with growing social required quantity, and
And such mode can generate substantial amounts of waste residue, be unfavorable for environmental protection, while in process of production, the waste of raw material is also very tight
Weight, has aggravated the burden of enterprise, and is unfavorable for environmental protection, and there is deficiencies, it is impossible to the actual demand of society.
In conclusion the defects of for the prior art, it is accordingly required in particular to which one kind is refined high-purity from ammonium paratungstate solid slag
Tungsten, the device and method of tin are spent, to solve the deficiencies in the prior art.
The content of the invention
For existing existing deficiency, actual use is influenced, the present invention proposes to carry from ammonium paratungstate solid slag
High-purity tungsten, the device and method of tin are refined, it is novel in design, it is not only able to purify tungsten, tin from ammonium tungstate solid slag and comes out,
And it is beneficial to environmental protection, practical performance is excellent.
To achieve these goals, technical scheme is as follows：
High-purity tungsten, the device of tin are refined from ammonium paratungstate solid slag, including crusher, the feed inlet of crusher connects
The feeding port of ammonium tungstate solid slag is connect, the discharge port of crusher connects flour mill by strainer, and the inside of flour mill is set
There is pressue device, the maximum broken grain size of crusher is 1000*1200mm, and crusher includes the crusher chamber of V-shaped structure, crushes
One end of chamber is provided with fixed board, and the other end of crusher chamber is arranged to power plate, power plate connection motor drive mechanism, actuating unit
Include motor, motor connects flywheel by belt, and flywheel passes through flexible pressure by eccentric axis connection line shaft, line shaft
Spring connects power plate, and the inside of flour mill is equipped with feeding hopper, and one end of feeding hopper is provided with grinding roller, and the other end of feeding hopper is set
It is equipped with roll spacing adjuster.
Further, the crusher uses jaw crusher.
It is 800-1500kgf in the grinding pressure of flour mill of the present invention, the electric machine main shaft rotating speed of flour mill is
11000r/min。
Calcining furnace is provided in the exit of flour mill of the present invention, calcining furnace is used for elemental copper solid slag powder
End precipitation, calcining ammonium paratungstate solid slag play the role of water removal, ammonia, while prepare oxide.
High-purity tungsten, the method for tin are refined from ammonium paratungstate solid slag：First by ammonium paratungstate solid slag and copper
Ore solids reach jaw crusher using conveyer belt and are crushed, ammonium paratungstate solid slag and Copper Ores solid slag according to
Certain volume ratio merges, and broken ammonium paratungstate solid slag and Copper Ores solid slag are carried out using high pressure pulverizer
Pulverization process, the grinding of various non-flammable explosive mineral products materials of the humidity not higher than 12%, then adds in mixture, and heats
To 900 DEG C, the copper ion in mixture is made to be deposited by metal replacement into elemental copper, then using reduction furnace, using hydrogen as
Tungsten oxide in ammonium paratungstate solid slag powder is reduced into tungsten powder, then mixes tungsten powder and elemental copper with carbon black by reducing agent,
It is carbonized using equipment such as carbon shirt-circuiting furnaces, finally prepares tungsten carbide powder ammonium paratungstate solid slag powder according to certain body by broken sieving
Product ratio and liquid nitrogen merged, and be injected into advance contain liquid nitrogen enamel tray in, slightly stir, and keep 1 it is small when, finally obtain
Obtain paste product.
Mixture of the present invention by：By the nickel of 13-20%, the hafnium of 1-6%, the tantalum of 2-8%, the niobium of 2-8%, 5-
8% tungsten, the aluminium of 2.5-4%, the chromium of 10-20%, the molybdenum of 10-15%, the cobalt of 1.5-6%, the yttrium of 1-3%, the iron of 20-35%
The high-temperature alloy material of composition.
The beneficial effects of the invention are as follows：It is simple in structure, it can reach that firing rate is fast, thermal loss is small, easy to operate etc.
Feature can not only shorten the process time, and improve productivity, reduce cost, but also the advantages of can improve product quality, then into
Row screening, this method have the characteristics that work efficiency is high, pollute less, saves material and electric power, have greatly saved enterprise
The advantages that resources of production, production efficiency is high, practical performance is excellent, novel in design, is a kind of good innovation scheme.
Description of the drawings
It is next with reference to the accompanying drawings and detailed description that the present invention will be described in detail：
Fig. 1 is the structure diagram of the present invention；
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Conjunction is specifically illustrating, and the present invention is further explained.
Referring to Fig. 1, high-purity tungsten, the device of tin are refined from ammonium paratungstate solid slag, including crusher 100, is crushed
The feed inlet 120 of machine 100 connects the feeding port of ammonium tungstate solid slag, and the discharge port 140 of crusher 100 passes through strainer 150
Flour mill 160 is connected, flour mill 160 is internally provided with pressue device, and the maximum broken grain size of crusher 100 is 1000*
1200mm, crusher 100 include the crusher chamber 150 of V-shaped structure, and one end of crusher chamber 150 is provided with fixed board, crush
The other end of chamber 150 is arranged to power plate, power plate connection motor drive mechanism, and actuating unit includes motor, and motor passes through
Belt connects flywheel, and for flywheel by eccentric axis connection line shaft, line shaft connects power plate by flexible compression spring, flour mill it is interior
Portion is equipped with feeding hopper, and one end of feeding hopper is provided with grinding roller, and the other end of feeding hopper is provided with roll spacing adjuster.
Crusher 100 uses jaw crusher, and the grinding pressure of flour mill 160 is 800-1500kgf, the electricity of flour mill 160
Owner's axis rotating speed is 11000r/min.The exit of flour mill 160 is provided with calcining furnace, and calcining furnace is used for elemental copper solid
Waste residue powder precipitation, calcining ammonium paratungstate solid slag play the role of water removal, ammonia, while prepare oxide.Jaw crusher
Bearing portions use integral cast steel structure.Integral cast steel bearing block can ensure it is fully mated with broken rack, while
The radial strength of bearing block is greatly strengthened, and split type bearing block does not possess the advantage then.Crusher chamber uses symmetrical " V " shape knot
Structure makes actual feed inlet width consistent with nominal feed inlet width.It is newest to employ tooth form backplate, increase the effective of Jaw plate
Length, yield higher.
High-purity tungsten, the method for tin are refined from ammonium paratungstate solid slag：First by ammonium paratungstate solid slag and copper
Ore solids reach jaw crusher using conveyer belt and are crushed, ammonium paratungstate solid slag and Copper Ores solid slag according to
Certain volume ratio merges, and broken ammonium paratungstate solid slag and Copper Ores solid slag are carried out using high pressure pulverizer
Pulverization process, the grinding of various non-flammable explosive mineral products materials of the humidity not higher than 12%, then adds in mixture, and heats
To 900 DEG C, the copper ion in mixture is made to be deposited by metal replacement into elemental copper, then using reduction furnace, using hydrogen as
Tungsten oxide in ammonium paratungstate solid slag powder is reduced into tungsten powder, then mixes tungsten powder and elemental copper with carbon black by reducing agent,
It is carbonized using equipment such as carbon shirt-circuiting furnaces, finally prepares tungsten carbide powder ammonium paratungstate solid slag powder according to certain body by broken sieving
Product ratio and liquid nitrogen merged, and be injected into advance contain liquid nitrogen enamel tray in, slightly stir, and keep 1 it is small when, finally obtain
Obtain paste product.Mixture by：By the nickel of 13-20%, the hafnium of 1-6%, the tantalum of 2-8%, the niobium of 2-8%, 5-8% tungsten,
The height that the aluminium of 2.5-4%, the chromium of 10-20%, the molybdenum of 10-15%, the cobalt of 1.5-6%, the yttrium of 1-3%, the iron of 20-35% are formed
Temperature alloy material.Solve previous use uses the impurity of the equipment such as calcining furnace refinement inefficiency generation is more to lack first
Point, this preparation method use biochemical water removal under 40Pa, can reach the features such as firing rate is fast, thermal loss is small, easy to operate,
Not only the advantages of process time can have been shortened, productivity has been improved, reduce cost, but also can improve product quality, this method has
The characteristics of work efficiency is high, pollution is few, and greatly saved the resources of production of enterprise.
The beneficial effects of the invention are as follows：It is simple in structure, it can reach that firing rate is fast, thermal loss is small, easy to operate etc.
Feature can not only shorten the process time, and improve productivity, reduce cost, but also the advantages of can improve product quality, then into
Row screening, this method have the characteristics that work efficiency is high, pollute less, saves material and electric power, have greatly saved enterprise
The advantages that resources of production, production efficiency is high, practical performance is excellent, novel in design, is a kind of good innovation scheme.
It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, above-described embodiment and explanation
Merely illustrating the principles of the invention described in book, it is of the invention without departing from the spirit and scope of the present invention also to have respectively
Kind changes and improvements, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention by
Appended claims and its equivalent define.
Claims (6)
1. high-purity tungsten, the device of tin are refined from ammonium paratungstate solid slag, including crusher, it is characterised in that：Crusher
Feed inlet connection ammonium tungstate solid slag feeding port, the discharge port of crusher passes through strainer and connects flour mill, flour mill
Be internally provided with pressue device, the maximum broken grain size of crusher is 1000*1200mm, and crusher includes V-shaped structure
Crusher chamber, one end of crusher chamber are provided with fixed board, and the other end of crusher chamber is arranged to power plate, power plate connection motor
Structure, actuating unit include motor, and motor connects flywheel by belt, and flywheel passes through eccentric axis connection line shaft, power
Axis connects power plate by flexible compression spring, and the inside of flour mill is equipped with feeding hopper, and one end of feeding hopper is provided with grinding roller, feeding
The other end of bucket is provided with roll spacing adjuster.
2. high-purity tungsten, the device of tin are refined from ammonium paratungstate solid slag according to claim 1, it is characterised in that：
The crusher uses jaw crusher.
3. high-purity tungsten, the device of tin are refined from ammonium paratungstate solid slag according to claim 1, it is characterised in that：
The grinding pressure of the flour mill is 800-1500kgf, and the electric machine main shaft rotating speed of flour mill is 11000r/min.
4. high-purity tungsten, the device of tin are refined from ammonium paratungstate solid slag according to claim 1, it is characterised in that：
The exit of the flour mill is provided with calcining furnace, and calcining furnace is used to, by elemental copper solid slag powder precipitation, calcine secondary tungsten
Sour ammonium solid slag, plays the role of water removal, ammonia, while prepares oxide.
5. high-purity tungsten, the method for tin are refined from ammonium paratungstate solid slag：First by ammonium paratungstate solid slag and copper mine
Stone solid reaches jaw crusher using conveyer belt and is crushed, and ammonium paratungstate solid slag and Copper Ores solid slag are according to one
Determine volume ratio fusion, broken ammonium paratungstate solid slag and Copper Ores solid slag are subjected to powder using high pressure pulverizer
Broken processing, the grinding of various non-flammable explosive mineral products materials of the humidity not higher than 12%, then adds in mixture, and is heated to
900 DEG C, the copper ion in mixture is made to be deposited by metal replacement into elemental copper, then using reduction furnace, using hydrogen as also
Tungsten oxide in ammonium paratungstate solid slag powder is reduced into tungsten powder, then tungsten powder and elemental copper is mixed with carbon black, is made by former agent
It is carbonized with equipment such as carbon shirt-circuiting furnaces, finally prepares tungsten carbide powder ammonium paratungstate solid slag powder according to certain volume by broken sieving
Ratio and liquid nitrogen are merged, and be injected into advance contain liquid nitrogen enamel tray in, slightly stir, and keep 1 it is small when, finally obtain
Paste product.
6. high-purity tungsten, the method for tin are refined from ammonium paratungstate solid slag according to claim 5, it is characterised in that：
The mixture by：By the nickel of 13-20%, the hafnium of 1-6%, the tantalum of 2-8%, the niobium of 2-8%, the tungsten of 5-8%, 2.5-4%
Aluminium, the chromium of 10-20%, the molybdenum of 10-15%, the cobalt of 1.5-6%, the yttrium of 1-3%, 20-35% iron form high temperature alloy
Material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711410910.7A CN108060307A (en) | 2017-12-23 | 2017-12-23 | High-purity tungsten, the device and method of tin are refined from ammonium paratungstate solid slag |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711410910.7A CN108060307A (en) | 2017-12-23 | 2017-12-23 | High-purity tungsten, the device and method of tin are refined from ammonium paratungstate solid slag |
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| CN108060307A true CN108060307A (en) | 2018-05-22 |
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| CN201711410910.7A Pending CN108060307A (en) | 2017-12-23 | 2017-12-23 | High-purity tungsten, the device and method of tin are refined from ammonium paratungstate solid slag |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109650361A (en) * | 2019-01-17 | 2019-04-19 | 江山市艺康化学有限公司 | A kind of phosphorus pentoxide solid milling device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106222428A (en) * | 2016-07-08 | 2016-12-14 | 大余县东宏锡制品有限公司 | A kind of copper essence artware preparation method refined from ammonium paratungstate solid slag |
-
2017
- 2017-12-23 CN CN201711410910.7A patent/CN108060307A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106222428A (en) * | 2016-07-08 | 2016-12-14 | 大余县东宏锡制品有限公司 | A kind of copper essence artware preparation method refined from ammonium paratungstate solid slag |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109650361A (en) * | 2019-01-17 | 2019-04-19 | 江山市艺康化学有限公司 | A kind of phosphorus pentoxide solid milling device |
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Application publication date: 20180522 |