CN106244808A - Powder vanadium-containing material reclaims the method for vanadium - Google Patents
Powder vanadium-containing material reclaims the method for vanadium Download PDFInfo
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- CN106244808A CN106244808A CN201610654902.6A CN201610654902A CN106244808A CN 106244808 A CN106244808 A CN 106244808A CN 201610654902 A CN201610654902 A CN 201610654902A CN 106244808 A CN106244808 A CN 106244808A
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- vanadium
- containing material
- powder
- ball
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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
- C22B7/001—Dry processes
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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
- C22B34/00—Obtaining refractory metals
- C22B34/20—Obtaining niobium, tantalum or vanadium
- C22B34/22—Obtaining vanadium
-
- 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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- Mechanical Engineering (AREA)
- Metallurgy (AREA)
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- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
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- Manufacture And Refinement Of Metals (AREA)
Abstract
The present invention relates to the recovery method of vanadium, especially relate to the recovery method of vanadium in a kind of powder vanadium-containing material.Powder vanadium-containing material of the present invention reclaim vanadium method, comprise the following steps: a, in powder vanadium-containing material add water, obtain water content be 10～30% containing vanadium wet stock；B, vanadium wet stock will be contained carry out pressure ball, obtain the vanadium-containing material ball of a diameter of 3～30mm；C, vanadium-containing material is joined in vanadium iron, smelt, obtain vanadium iron product.The present invention is by adding water various vanadium-containing material, then carries out pressure ball process, improves the proportion of vanadium-containing material, in smelting process will not airborne dust, reduce its recycle during loss；The recovery of vanadium in powder vanadium-containing material of the present invention, it is not necessary to add the adjuvants such as binding agent, reclaims scope wide, low cost, and method is simple, and the response rate is up to more than 95%, remarkable in economical benefits.
Description
Technical field
The present invention relates to the recovery method of vanadium, especially relate to the recovery method of vanadium in a kind of powder vanadium-containing material.
Background technology
The surplus of iron and steel production capacity causes the competitiveness between relevant industries more and more fierce, and the competition of vanadium industry is also by iron and steel
The impact in market, in the urgent need to reducing production cost, improves the response rate of vanadium.During vanadium industry production, no matter it is vanadium oxide
Or vanadium iron operation all can produce substantial amounts of by-product, such as also original production V2O3The black material produced, produce in vanadium iron smelting process removes
Dirt ash, the residual alloy of resistance to material of vanadium iron cake attachment, and the broken fine powder etc. produced of vanadium iron processing, these vanadium-containing material itself are to have
It is worth, but with regard to current processing mode, yield is extremely low.
The most also original production V2O3The black material produced is directly entered fusing stove, because granularity is little, light specific gravity, under the high temperature conditions
Producing reentrainment of dust, yield is less than 80%；The dedusting ash produced in vanadium iron smelting process almost cannot recycle；Vanadium iron cake is attached
The residual alloy of resistance to material directly returns next stove and smelts；The broken fine powder produced of vanadium iron processing uses independent smelting mode to reclaim,
Processing cost is higher；These vanadium-containing material have a general character, it is simply that granularity is little, light specific gravity, when normally smelting, can raise in a large number
Dirt is run away, the most not recovery method to powder vanadium-containing material higher yields in current industry.
Summary of the invention
For the deficiencies in the prior art, the technical problem to be solved is to provide a kind of low cost, method simply,
High efficiente callback can contain the method for vanadium in vanadium powder material.
Powder vanadium-containing material of the present invention reclaims the method for vanadium, comprises the following steps:
A, in powder vanadium-containing material add water, obtain water content be 10～30% containing vanadium wet stock；
B, vanadium wet stock will be contained under 5～50MPa pressure, carry out pressure ball process, obtain a diameter of 5～30mm containing vanadium thing
Pellet；
C, vanadium-containing material ball is joined in vanadium iron smelting furnace, at 1500～2000 DEG C, smelt 80～240h carry out vanadium iron
Smelt, obtain vanadium iron product.
Above-mentioned powder vanadium-containing material reclaims the method for vanadium, and wherein powder vanadium-containing material described in a step is vanadium slag roasting
Black material during calcining after burning, also original production vanadium oxide, vanadium working procedure processing produce various containing in vanadium granular material extremely
Few one.
Above-mentioned powder vanadium-containing material reclaims the method for vanadium, granularity≤80 mesh of wherein said powder vanadium-containing material.、
Above-mentioned powder vanadium-containing material reclaims the method for vanadium, and wherein the water content containing vanadium wet stock is 10～25%；In order to
Making the wet stock ball containing vanadium be difficult to dispersion, preferred water content is 20%.
Above-mentioned powder vanadium-containing material reclaims the method for vanadium, wherein uses plain disk pelletizer or ball press in b step
Carry out pressure ball.
Further, as preferred technical scheme, above-mentioned powder vanadium-containing material reclaims the method for vanadium, wherein b step
In rapid, pressure ball pressure is 10～30MPa, more preferably 15MPa.
Above-mentioned powder vanadium-containing material reclaims the method for vanadium, wherein a diameter of the 10～20mm of vanadium-containing material ball, is preferably
15mm。
The present invention is by adding water various vanadium-containing material, then carries out pressure ball process, improves the proportion of vanadium-containing material, in smelting
During refining will not airborne dust, reduce its recycle during loss；The recovery of vanadium in powder vanadium-containing material of the present invention, no
Needing to add the adjuvants such as binding agent, reclaim scope wide, low cost, method is simple, and the response rate is up to more than 95%, and economic benefit shows
Write.
Detailed description of the invention
Powder vanadium-containing material of the present invention reclaims the method for vanadium, comprises the following steps:
A, in powder vanadium-containing material add water, obtain water content be 10～30% containing vanadium wet stock；
B, vanadium wet stock will be contained under 5～50MPa pressure, carry out pressure ball process, obtain a diameter of 5～30mm containing vanadium thing
Pellet；
C, vanadium-containing material ball is joined in vanadium iron smelting furnace, at 1500～2000 DEG C, smelt 80～240h carry out vanadium iron
Smelt, obtain vanadium iron product.
Wherein, described vanadium iron is smelted and is mainly included direct smelting ferrovanadium, or the product such as smelting Si vanadium iron, manganese silicon vanadium iron.
The every stove of vanadium iron is smelted and is obtained product about 8 tons, the vanadium-containing material ball being pressed into, the most 2 tons/stove of the amount of allocating into, Ke Yitong
The peroxidating vanadium amount of allocating into is adjusted, it is ensured that the vanadium iron product obtained is qualified.
Above-mentioned powder vanadium-containing material reclaims the method for vanadium, and wherein powder vanadium-containing material described in a step is vanadium slag roasting
Black material during calcining after burning, also original production vanadium oxide, vanadium working procedure processing produce various containing in vanadium granular material extremely
Few one.If reclaiming several containing vanadium powder powder material, can by various containing vanadium powder material mix homogeneously after, then spray is certain
The water of amount, keeps the moisture content containing vanadium wet stock necessarily.The present invention is common several by produce in vanadium smelting technique
Containing vanadium powder powder material after mixing, vanadium therein can be utilized to greatest extent.When carrying out vanadium iron smelting, vanadium titano-magnetite
The inside V2O5Content is less than 0.15%, so the powder vanadium-containing material that present invention preferably employs full content of vanadium more than 1.5% is entered
Row is smelted.
Above-mentioned powder vanadium-containing material reclaims the method for vanadium, granularity≤80 mesh of wherein said powder vanadium-containing material.
Above-mentioned powder vanadium-containing material reclaims the method for vanadium, and wherein the water content containing vanadium wet stock is 10～25%；Preferably
Water content is 20%.Inventor find, water content be about 20% neither too much nor too little, neither containing moisture in vanadium wet stock
Can dissipate group in carrying or smelting process, also not have wherein water and overflow, impact reduces the temperature that vanadium iron is smelted, and affects vanadium iron
The quality of product.
Above-mentioned powder vanadium-containing material reclaims the method for vanadium, wherein uses plain disk pelletizer or ball press in b step
Carry out pressure ball.Vanadium-containing material ball after pressure ball, can reduce vanadium loss in later stage smelting process, improve the recovery rate of vanadium；Right
In vanadium-containing material ball, there is no certain requirement of strength, if the most large-area efflorescence during having bad luck.
Further, as preferred technical scheme, above-mentioned powder vanadium-containing material reclaims the method for vanadium, wherein b step
In rapid, pressure ball pressure is 10～30MPa, more preferably 15MPa.Inventor finds through great many of experiments, presses under this pressure
The vanadium-containing material ball intensity of system is the highest, is difficult to dispersion, does not also appear in the problem such as caking during vanadium iron is smelted.
Above-mentioned powder vanadium-containing material reclaims the method for vanadium, wherein a diameter of the 10～20mm of vanadium-containing material ball, is preferably
15mm.Inventor finds through great many of experiments, and the vanadium-containing material spherical structure of a diameter of about 15mm is the tightst, is difficult to most
Dispersion, also will not lump in smelting, and wherein the extraction ratio of vanadium is the highest.
In existing technique, for the black material produced during the calcining after vanadium slag roasting, also original production vanadium oxide and vanadium
It is various containing vanadium granular material etc., due to its a large amount of airborne dusts of meeting in smelting process, it is impossible to recycle it that working procedure processing produces
In the composition such as vanadium, cause a large amount of loss；Operator and equipment etc. also can be caused serious injury by a large amount of airborne dusts, are usually straight
Connect give up need not, environment also can be caused certain injury；And instant invention overcomes technology prejudice, under considering, vanadium will be contained
Powder material carries out pressure ball etc. and processes, it is not necessary to add the compositions such as binding agent, and method is simple, airborne dust hardly in smelting,
On the not impact such as operator and equipment, significantly improving the recovery rate of wherein vanadium, wherein, recovery rate is almost by present
60% brings up to more than 95%, significantly reduces cost, and it, for smelting ferrovanadium product etc., also has significant economic benefit.
Below in conjunction with embodiment, the detailed description of the invention of the present invention is further described, the most therefore the present invention is limited
System is among described scope of embodiments.
Embodiment 1
By the calcining after vanadium slag roasting and the black material that also produces during original production vanadium oxide according to the mixing of weight ratio 1:2 all
After even, obtaining the mixed material that weight is 1500kg, the content of vanadium measured in mixed material is 2.6%；Contain to mixing powdery
Vanadium material sprays a certain amount of water, obtain water content be 20% containing vanadium wet stock；Vanadium wet stock ball press will be contained at 15MPa
Carry out pressure ball under pressure, obtain the vanadium-containing material ball of a diameter of 15mm；Vanadium-containing material is joined in vanadium iron smelting furnace, 1650
Smelt 190min at DEG C, obtain vanadium iron product.
In vanadium iron is smelted, powder vanadium-containing material airborne dust hardly；Final containing the vanadium recovery rate in vanadium powder powder material
It is 99%；Meanwhile, vanadium iron product one ton is about 50,000 yuan, and certain enterprise often produces 1.5 ten thousand tons of vanadium iron products per year, and wherein vanadium-containing material accounts for
More than 5%, its economic worth produced containing vanadium powder powder material reaches more than 1,400 ten thousand yuan.
Embodiment 2
After various powdery vanadium-containing material mixing vanadium working procedure processing produced, obtain the mixed material that weight is 2000kg,
The content of vanadium measured in mixed material is 2.5%；Spraying a certain amount of water in mixing powdery vanadium-containing material, obtaining water content is
20% containing vanadium wet stock；Vanadium wet stock ball press will be contained under 15MPa pressure, carry out pressure ball, obtain containing of a diameter of 14mm
Vanadium material ball；Vanadium-containing material is joined in vanadium iron smelting furnace, at 1700 DEG C, smelt 160min, obtain vanadium iron product.
In vanadium iron is smelted, powder vanadium-containing material airborne dust hardly；Final containing the vanadium recovery rate in vanadium powder powder material
It is 95%；Meanwhile, vanadium iron product one ton is about 50,000 yuan, and certain enterprise often produces 1.5 ten thousand tons of vanadium iron products per year, and wherein vanadium-containing material accounts for
More than 4%, its economic worth produced containing vanadium powder powder material reaches more than 1,000 ten thousand yuan.
Embodiment 3
Calcining after vanadium slag roasting and the black material that also produces during original production vanadium oxide and vanadium working procedure processing are produced
After various powdery vanadium-containing material mix according to weight ratio 1:1:1, obtain the mixed material that weight is 1000kg, measure mixed material
In content of vanadium be 2.6%；In mixing powdery vanadium-containing material, spray a certain amount of water, obtain water content be 24% wet containing vanadium
Material；Vanadium wet stock ball press will be contained under 15MPa pressure, carry out pressure ball, obtain the vanadium-containing material ball of a diameter of 16mm；Will
Vanadium-containing material joins in vanadium iron smelting furnace, smelts 150min, obtain vanadium iron product at 1600 DEG C.
In vanadium iron is smelted, powder vanadium-containing material airborne dust hardly；Final containing the vanadium recovery rate in vanadium powder powder material
It is 96%；Meanwhile, vanadium iron product one ton is about 50,000 yuan, and certain enterprise often produces 1.5 ten thousand tons of vanadium iron products per year, and wherein vanadium-containing material accounts for
More than 3%, its economic worth produced containing vanadium powder powder material reaches more than 800 ten thousand yuan.
Comparative example 1
By the calcining after vanadium slag roasting and the black material that also produces during original production vanadium oxide according to the mixing of weight ratio 1:2 all
After even, obtain the mixed material that weight is 1500kg, be added directly in vanadium iron, at 1650 DEG C, smelt 190min, prepare vanadium
Iron product.
In vanadium iron is smelted, a large amount of airborne dust of powder vanadium-containing material, cause equipment to block, operator cannot be close, nothing
Method realizes the recovery of powder vanadium-containing material, and recovery rate is only 60%.
Comparative example 2
After various powdery vanadium-containing material mixing vanadium working procedure processing produced, obtain the mixed material that weight is 2000kg,
It is added directly in vanadium iron, at 1700 DEG C, smelts 160min, prepare vanadium iron product.
In vanadium iron is smelted, a large amount of airborne dust of powder vanadium-containing material, cause equipment to block, operator cannot be close, nothing
Method realizes the recovery of powder vanadium-containing material, and recovery rate is only 60%.
Comparative example 3
Calcining after vanadium slag roasting and the black material that also produces during original production vanadium oxide and vanadium working procedure processing are produced
After various powdery vanadium-containing material mix according to weight ratio 1:2:2, obtain the mixed material that weight is 500kg, be added directly into vanadium
In ferrum, at 1800 DEG C, smelt 150min, prepare vanadium iron product.
In vanadium iron is smelted, a large amount of airborne dust of powder vanadium-containing material, cause equipment to block, operator cannot be close, nothing
Method realizes the recovery of powder vanadium-containing material, and recovery rate is only 60%.
Claims (7)
1. the method that powder vanadium-containing material reclaims vanadium, it is characterised in that: comprise the following steps:
A, in powder vanadium-containing material add water, obtain water content be 10～30% containing vanadium wet stock；
B, vanadium wet stock will be contained under 5～50MPa pressure, carry out pressure ball process, obtain the vanadium-containing material ball of a diameter of 5～30mm；
C, vanadium-containing material ball is joined in vanadium iron smelting furnace, at 1500～2000 DEG C, smelt 80～240h carry out vanadium iron smelting
Refining, obtains vanadium iron product.
The method that the most according to claim 1, powder vanadium-containing material reclaims vanadium, it is characterised in that: powder described in a step
Shape vanadium-containing material be the black material during the calcining after vanadium slag roasting, also original production vanadium oxide, vanadium working procedure processing produce various
Containing at least one in vanadium granular material.
Powder vanadium-containing material the most according to claim 1 or claim 2 reclaims the method for vanadium, it is characterised in that: described powder contains
Granularity≤80 mesh of vanadium material.
4. the method reclaiming vanadium according to powder vanadium-containing material described in any one of claims 1 to 3, it is characterised in that: wet containing vanadium
The water content of material is 10～25%；It is preferably 20%.
The method that the most according to claim 1, powder vanadium-containing material reclaims vanadium, it is characterised in that: b step use common
Disc balling machine or ball press carry out pressure ball.
6. the method reclaiming vanadium according to powder vanadium-containing material described in claim 1 or 5, it is characterised in that: pressure ball pressure in b step
Power is 10～30MPa, preferably 15MPa.
The method that the most according to claim 1, powder vanadium-containing material reclaims vanadium, it is characterised in that: the diameter of vanadium-containing material ball
It is 5～30mm；It is preferably 10～20mm, more preferably 15mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610654902.6A CN106244808A (en) | 2016-08-11 | 2016-08-11 | Powder vanadium-containing material reclaims the method for vanadium |
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| CN201610654902.6A CN106244808A (en) | 2016-08-11 | 2016-08-11 | Powder vanadium-containing material reclaims the method for vanadium |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109750158A (en) * | 2019-03-26 | 2019-05-14 | 成都先进金属材料产业技术研究院有限公司 | Vanadium-containing material is rolled to the method for being granulated and melt down smelting |
| CN110396611A (en) * | 2019-07-25 | 2019-11-01 | 河钢股份有限公司承德分公司 | A method of recycling vanadium iron dedusting ash prepares sodium vanadate solution |
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| CN1380428A (en) * | 2002-01-24 | 2002-11-20 | 黄贤耀 | Method for extracting vanadium by roasting material containing vanadium and its equipment |
| JP2004270036A (en) * | 2004-04-27 | 2004-09-30 | Tokyo Tandai:Kk | Recovering method of useful metal from useful metal-containing waste |
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| CN101857915A (en) * | 2010-06-03 | 2010-10-13 | 浙江大学 | Pelletizing and calcination method for vanadium-containing stone coal ash |
| CN104531989A (en) * | 2014-12-22 | 2015-04-22 | 核工业北京化工冶金研究院 | Method for reducing leaching acid consumption and impurity dissolution rate of high-acid-consumption vanadium ore |
| CN104694755A (en) * | 2015-02-06 | 2015-06-10 | 铜陵百荣新型材料铸件有限公司 | Method for preparing silicon-vanadium-iron alloy by use of copper slag and waste slag of high-vanadium iron production |
| CN104726715A (en) * | 2015-03-31 | 2015-06-24 | 河北钢铁股份有限公司承德分公司 | Recycling method for vanadium-chromium waste residues |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1380428A (en) * | 2002-01-24 | 2002-11-20 | 黄贤耀 | Method for extracting vanadium by roasting material containing vanadium and its equipment |
| JP2004270036A (en) * | 2004-04-27 | 2004-09-30 | Tokyo Tandai:Kk | Recovering method of useful metal from useful metal-containing waste |
| CN101857915A (en) * | 2010-06-03 | 2010-10-13 | 浙江大学 | Pelletizing and calcination method for vanadium-containing stone coal ash |
| CN101838743A (en) * | 2010-06-23 | 2010-09-22 | 攀枝花学院 | Method for recovering ferrum, vanadium, chromium and gallium from vanadium extraction tailings |
| CN104531989A (en) * | 2014-12-22 | 2015-04-22 | 核工业北京化工冶金研究院 | Method for reducing leaching acid consumption and impurity dissolution rate of high-acid-consumption vanadium ore |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109750158A (en) * | 2019-03-26 | 2019-05-14 | 成都先进金属材料产业技术研究院有限公司 | Vanadium-containing material is rolled to the method for being granulated and melt down smelting |
| CN110396611A (en) * | 2019-07-25 | 2019-11-01 | 河钢股份有限公司承德分公司 | A method of recycling vanadium iron dedusting ash prepares sodium vanadate solution |
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