CN107794326A - A kind of recoverying and utilizing method for the Magnetic Materials containing vanadium - Google Patents
A kind of recoverying and utilizing method for the Magnetic Materials containing vanadium Download PDFInfo
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- CN107794326A CN107794326A CN201711046899.0A CN201711046899A CN107794326A CN 107794326 A CN107794326 A CN 107794326A CN 201711046899 A CN201711046899 A CN 201711046899A CN 107794326 A CN107794326 A CN 107794326A
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- magnetic materials
- vanadium
- containing vanadium
- materials containing
- recoverying
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B11/00—Making pig-iron other than in blast furnaces
- C21B11/10—Making pig-iron other than in blast furnaces in electric furnaces
-
- 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
-
- 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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- 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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- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The present invention, which discloses, is related to waste reclamation technical field, especially a kind of recoverying and utilizing method for the Magnetic Materials containing vanadium, and it comprises the following steps：A, vanadium Magnetic Materials will be contained, reducing agent is well mixed, wherein, in parts by weight proportioning meter, 100 parts of Magnetic Materials containing vanadium, 5 10 parts of reducing agent；B, the compound in step a is added into melting in electric furnace, liquation is obtained after melting；C, the liquation obtained in step b is put into ladle, the isolated pig iron and clinker containing vanadium after cooling.The invention provides a kind of recoverying and utilizing method for the Magnetic Materials containing vanadium, this method can will contain vanadium, iron in vanadium Magnetic Materials and extract utilization, improve resource utilization.
Description
Technical field
The present invention relates to waste reclamation technical field, especially a kind of recycling side for the Magnetic Materials containing vanadium
Method.
Background technology
Calcification baking-sulfuric acid leaching process for extracting vanadium, very high is required to metal Ferrum content in vanadium slag, it is necessary to which control is 1.0%
Within, temperature control in roasting process, material sintering are otherwise easily caused, so that equipment glues kiln, influences the operation of production, in addition
In vanadium extracting process is leached containing vanadium solution, metallic iron can also reduce the leaching rate of vanadium, so, in vanadium slag before vanadium extraction production, need
Lead to the part metals iron removed in vanadium slag, by the iron content in vanadium slag within 1.0%, at present, remove the metal in vanadium slag
Iron typically uses magnetic method, that is to say and is taken away metallic iron by magnetisable material, although by can magnetic method remove vanadium slag in
Some metallic irons, but also other magnetic materials are selected simultaneously, for example, ferroso-ferric oxide, containing vanadic spinel etc., magnetic separation
Material out is referred to as Magnetic Materials containing vanadium, and Magnetic Materials containing vanadium typically constitute from vanadium slag total amount 10%.At present for Magnetic Materials containing vanadium one
As do direct discard processing, cause the waste of resource, but also have large effect to environment.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of recoverying and utilizing method for the Magnetic Materials containing vanadium, this method
It can will contain vanadium, iron in vanadium Magnetic Materials and extract utilization, improve resource utilization.
The present invention solves a kind of recoverying and utilizing method for the Magnetic Materials containing vanadium used by its technical problem, including as follows
Step：
A, vanadium Magnetic Materials will be contained, reducing agent is well mixed, wherein, in parts by weight proportioning meter, 100 parts of Magnetic Materials containing vanadium,
Reducing agent 5-10 parts；
B, the compound in step a is added into melting in electric furnace, liquation is obtained after melting；
C, the liquation obtained in step b is put into ladle, the isolated pig iron and clinker containing vanadium after cooling.
It is further that the chemical composition of the Magnetic Materials containing vanadium is by weight percentage：The content of iron is 40-70%, vanadium
Content be 3-12%, the content of calcium oxide be 0.6-2.2%.
It is further that in step a, vanadium Magnetic Materials, reducing agent, drop solvent will be contained and be well mixed, wherein, by weight
Number proportioning meter, 100 parts of Magnetic Materials containing vanadium, reducing agent 5-10 parts, drops solvent 4-7 parts.
It is further that reducing agent includes the one or more in coal dust, coke blacking, graphite powder.
It is further that drop solvent is quick lime, lime stone, calcium hydroxide or calcium oxide.
It is further that in stepb, electro-smelting temperature is 1350-1500 DEG C, time 60-150min.
It is further that in step a, vanadium Magnetic Materials, reducing agent, drop solvent will be contained and be well mixed by mixer.
The beneficial effects of the invention are as follows：Magnetic Materials containing vanadium are well mixed with reducing agent, and add and melting is carried out in electric furnace, also
Former agent restores the iron in Magnetic Materials containing vanadium and vanadium, and the pig iron containing vanadium is obtained after cooling, it is achieved thereby that to magnetic containing vanadium
The recycling of iron in thing, resource utilization is improved, reduces the pollution to environment, moreover, the Magnetic Materials of the invention containing vanadium return
Receipts Application way technique is simple, and cost recovery is low, is easy to industrialization production.
Embodiment
A kind of recoverying and utilizing method for the Magnetic Materials containing vanadium of the invention, comprises the following steps：
A, vanadium Magnetic Materials will be contained, reducing agent is well mixed, the chemical composition of the Magnetic Materials containing vanadium is by weight percentage：Iron
Content be 40-70%, the content of calcium oxide be 0.6-2.2%, reducing agent includes one kind in coal dust, coke blacking, graphite powder
Or it is a variety of, wherein, Magnetic Materials containing vanadium, reducing agent match meter, 100 parts of Magnetic Materials containing vanadium, reducing agent 5-10 parts in parts by weight；
B, the compound in step a is added into melting in electric furnace, liquation is obtained after melting；
C, the liquation obtained in step b is put into ladle, the isolated pig iron and clinker containing vanadium after cooling.
Magnetic Materials containing vanadium are well mixed with reducing agent, and add and melting is carried out in electric furnace, and reducing agent will contain in vanadium Magnetic Materials
Iron and vanadium restore, the pig iron containing vanadium is obtained after cooling, it is achieved thereby that the recycling to iron in Magnetic Materials containing vanadium, is carried
High resource utilization, the pollution to environment is reduced, moreover, the recoverying and utilizing method technique of the Magnetic Materials of the invention containing vanadium is simple,
Cost recovery is low, is easy to industrialization production.
Specifically, in order to reduce production cost, the temperature of the heating melting of electric furnace is reduced, in step a, has been additionally added drop
Solvent, by the temperature for dropping solvent to reduce needed for the reduction of the iron in Magnetic Materials containing vanadium, drawn by lot of experiments and in putting into practice,
Magnetic Materials containing vanadium, reducing agent, drop solvent match meter in parts by weight, 100 parts of Magnetic Materials containing vanadium, reducing agent 5-10 parts, drop solvent
4-7 parts, drop solvent is added, electro-smelting temperature is reduced to 1350-1500 DEG C, time 60-150min, molten relative to being not added with dropping
Agent, at least more than 1800 DEG C of electro-smelting temperature, more than time 180min, smelting temperature and time significantly reduce.Solvent drops
Preferably quick lime, lime stone, calcium hydroxide or calcium oxide.
Embodiment 1
A, vanadium Magnetic Materials, reducing agent, drop solvent will be contained to be well mixed by mixer, the chemical composition of the Magnetic Materials containing vanadium is pressed
Percentage by weight is calculated as：The content of iron is 40-70%, the content of calcium oxide is 0.6-2.2%, and reducing agent is coal dust, drops solvent
For quick lime, wherein Magnetic Materials containing vanadium 500kg, coal dust 25kg, quick lime 20kg；
B, the compound in step a is added into melting in electric furnace, electro-smelting temperature is 1350 DEG C, time 60min, is melted
Liquation is obtained after refining；
C, the liquation obtained in step b is put into ladle, isolated pig iron 305kg and clinker containing vanadium after cooling,
Through examining, by weight percentage, the content of iron is 92.17%, vanadium 6.88% in the pig iron containing vanadium.
Embodiment 2
A, vanadium Magnetic Materials, reducing agent, drop solvent will be contained to be well mixed by mixer, the chemical composition of the Magnetic Materials containing vanadium is pressed
Percentage by weight is calculated as：The content of iron is 40-70%, the content of calcium oxide is 0.6-2.2%, and reducing agent is coke blacking, and drop is molten
Agent is lime stone, wherein Magnetic Materials containing vanadium 500kg, coke blacking 35kg, lime stone 28kg；
B, the compound in step a is added into melting in electric furnace, electro-smelting temperature is 1450 DEG C, time 90min, is melted
Liquation is obtained after refining；
C, the liquation obtained in step b is put into ladle, isolated pig iron 314kg and clinker containing vanadium after cooling,
Through examining, by weight percentage, the content of iron is 91.17%, vanadium 6.32% in the pig iron containing vanadium.
Embodiment 3
A, vanadium Magnetic Materials, reducing agent, drop solvent will be contained to be well mixed by mixer, the chemical composition of the Magnetic Materials containing vanadium is pressed
Percentage by weight is calculated as：The content of iron is 40-70%, the content of calcium oxide is 0.6-2.2%, and reducing agent is coke blacking, and drop is molten
Agent is lime stone, wherein Magnetic Materials containing vanadium 500kg, graphite powder 50kg, calcium hydroxide 30kg；
B, the compound in step a being added into melting in electric furnace, electro-smelting temperature is 1400 DEG C, time 120min,
Liquation is obtained after melting；
C, the liquation obtained in step b is put into ladle, isolated pig iron 340kg and clinker containing vanadium after cooling,
Through examining, by weight percentage, the content of iron is 88.68%, vanadium 5.81% in the pig iron containing vanadium.
Embodiment 4
A, vanadium Magnetic Materials, reducing agent, drop solvent will be contained to be well mixed by mixer, the chemical composition of the Magnetic Materials containing vanadium is pressed
Percentage by weight is calculated as：The content of iron is 40-70%, the content of calcium oxide is 0.6-2.2%, and reducing agent is coke blacking, and drop is molten
Agent is lime stone, wherein the 500kg of Magnetic Materials containing vanadium, coal dust and coke blacking 45kg, calcium oxide 35kg；
B, the compound in step a being added into melting in electric furnace, electro-smelting temperature is 1500 DEG C, time 150min,
Liquation is obtained after melting；
C, the liquation obtained in step b is put into ladle, isolated pig iron 326kg and clinker containing vanadium after cooling,
Through examining, by weight percentage, the content of iron is 90.68%, vanadium 5.76% in the pig iron containing vanadium.
Claims (7)
- A kind of 1. recoverying and utilizing method for the Magnetic Materials containing vanadium, it is characterised in that：Comprise the following steps：A, vanadium Magnetic Materials will be contained, reducing agent is well mixed, wherein, in parts by weight proportioning meter, 100 parts of Magnetic Materials containing vanadium, reduction Agent 5-10 parts；B, the compound in step a is added into melting in electric furnace, liquation is obtained after melting；C, the liquation obtained in step b is put into ladle, the isolated pig iron and clinker containing vanadium after cooling.
- A kind of 2. recoverying and utilizing method for the Magnetic Materials containing vanadium as claimed in claim 1, it is characterised in that：Magnetic Materials containing vanadium Chemical composition be by weight percentage：The content of iron is 40-70%, the content of vanadium is 3-12%, and the content of calcium oxide is 0.6-2.2%.
- A kind of 3. recoverying and utilizing method for the Magnetic Materials containing vanadium as claimed in claim 2, it is characterised in that：In step a, Vanadium Magnetic Materials, reducing agent, drop solvent will be contained to be well mixed, wherein, proportioning is counted in parts by weight, 100 parts of Magnetic Materials containing vanadium, reduction Agent 5-10 parts, solvent 4-7 parts are dropped.
- A kind of 4. recoverying and utilizing method for the Magnetic Materials containing vanadium as claimed in claim 3, it is characterised in that：Reducing agent includes One or more in coal dust, coke blacking, graphite powder.
- A kind of 5. recoverying and utilizing method for the Magnetic Materials containing vanadium as claimed in claim 3, it is characterised in that：Drop solvent is made a living Lime, lime stone, calcium hydroxide or calcium oxide.
- A kind of 6. recoverying and utilizing method for the Magnetic Materials containing vanadium as claimed in claim 3, it is characterised in that：In stepb, Electro-smelting temperature is 1350-1500 DEG C, time 60-150min.
- A kind of 7. recoverying and utilizing method for the Magnetic Materials containing vanadium as claimed in claim 3, it is characterised in that：In step a, Vanadium Magnetic Materials, reducing agent, drop solvent will be contained to be well mixed by mixer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711046899.0A CN107794326A (en) | 2017-10-31 | 2017-10-31 | A kind of recoverying and utilizing method for the Magnetic Materials containing vanadium |
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| CN201711046899.0A CN107794326A (en) | 2017-10-31 | 2017-10-31 | A kind of recoverying and utilizing method for the Magnetic Materials containing vanadium |
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| CN201711046899.0A Pending CN107794326A (en) | 2017-10-31 | 2017-10-31 | A kind of recoverying and utilizing method for the Magnetic Materials containing vanadium |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109609765A (en) * | 2018-11-29 | 2019-04-12 | 攀枝花学院 | A kind of method of ultralow grade waste containing vanadium separation and concentration vanadium |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101824503A (en) * | 2010-05-28 | 2010-09-08 | 攀枝花钢城集团有限公司 | Method for producing vanadiferous pigiron by adopting vanadiferous converter steel slag |
| CN103642962A (en) * | 2013-12-09 | 2014-03-19 | 攀钢集团研究院有限公司 | Treatment method of vanadium extraction tailings |
| 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 |
| CN105112689A (en) * | 2015-09-30 | 2015-12-02 | 中国地质科学院矿产综合利用研究所 | Method for extracting titanium from vanadium titano-magnetite |
-
2017
- 2017-10-31 CN CN201711046899.0A patent/CN107794326A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101824503A (en) * | 2010-05-28 | 2010-09-08 | 攀枝花钢城集团有限公司 | Method for producing vanadiferous pigiron by adopting vanadiferous converter steel slag |
| CN103642962A (en) * | 2013-12-09 | 2014-03-19 | 攀钢集团研究院有限公司 | Treatment method of vanadium extraction tailings |
| 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 |
| CN105112689A (en) * | 2015-09-30 | 2015-12-02 | 中国地质科学院矿产综合利用研究所 | Method for extracting titanium from vanadium titano-magnetite |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109609765A (en) * | 2018-11-29 | 2019-04-12 | 攀枝花学院 | A kind of method of ultralow grade waste containing vanadium separation and concentration vanadium |
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Application publication date: 20180313 |
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