CN106311441B - Vanadium titano-magnetite multi-metallic minerals separation beneficiation method - Google Patents
Vanadium titano-magnetite multi-metallic minerals separation beneficiation method Download PDFInfo
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- 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
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- 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
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
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Abstract
The present invention is vanadium titano-magnetite multi-metallic minerals separation beneficiation method, firstly, solving TiO in the middle grade v-ti magnetite concentrate that existing method is selected2Content and V2O5The problem and select the problem of existing method cannot select vanadium concentrate and scandium concentrate, rhenium concentrate that content is higher, TFe content is lower.The present invention forms magnetic reconnection interflow journey with magnetic separator magnetic separation+stratification ore concentrator gravity treatment and selects high-grade v-ti magnetite concentrate and vanadium concentrate and for vanadium titano-magnetite spoil reclaming recycling iron, titanium, scandium, the valuable minerals element such as rhenium, is used for the existing technique of preparing that vanadium titano-magnetite spoil reclaming only recycles iron, titanium mineral element instead of the electric combined process flow of magnetic weight form with magnetic separator+spiral chute (shaking table)+electrostatic separator and the magnetic combined process of gravity separation plus flotation formed with magnetic separator+spiral chute (shaking table)+flotation device.
Description
Technical field
The present invention is related with vanadium titano-magnetite multi-metallic minerals separation beneficiation method.
Background technique
In existing vanadium titano-magnetite multi-metallic minerals separation beneficiation method, tcrude ore through three sections it is broken (it is rough and torn, in break,
Thin broken) after, into primary grinding.Primary grinding is classified through high weir spiral classifier, and the iron ore for reaching classification grade enters
Magnetic concentrate of magnetic separation (field strength 2000-2500GS) enters secondary grinding.Secondary grinding passes through immersion screw classifying
After machine classification, the secondary grinding for reaching classification grade enters secondary magnetic separation (field strength 1600-1800 GS), the first concentrate of secondary magnetic separation
After entering back into magnetic separation three times (field strength 1200-1400GS), obtained magnetic concentrate three times is the middle product that the prior art sorts out
Position v-ti magnetite concentrate (TFe content 55~56%, TiO2Content 10~11%, V2O5Content 0.7~0.8%.Individual hardly possible ore dressing TFe
Content 53~54%, and individual easily ore dressing TFe contents 58~59%).The disadvantage is that the middle grade v-ti magnetite that the prior art is selected
TiO in concentrate2Content and V2O5Content is higher, and TFe content is lower.Existing technique of preparing is with magnetic separator+spiral chute (shaking table)
The electric combined process flow of magnetic weight and combined stream is floated again with the magnetic that magnetic separator+spiral chute (shaking table)+flotation device forms that+electrostatic separator forms
Journey is used for vanadium titano-magnetite spoil reclaming, only recycles iron, titanium mineral element.
Summary of the invention
The object of the present invention is to provide a kind of optional high-grade v-ti magnetite concentrate and vanadium concentrate, and select titanium essence (in)
Mine, scandium concentrate, rhenium concentrate vanadium titano-magnetite multi-metallic minerals separation beneficiation method.
The present invention is implemented as follows:
Vanadium titano-magnetite multi-metallic minerals separation beneficiation method, vanadium titano-magnetite tcrude ore, which refers to, originates in Sichuan Province Pan Xi
Area, v-ti magnetite ore, TFe content 18-28%, TiO2Content 4.5-18.5%, V2O5Content 0.15-0.3%, Sc2O3Contain
15-38g/t or v-ti magnetite ore are measured in addition to containing mentioned component, there are also Re2O7The Baima Mining Area content 0.4-4%(), vanadium titanium magnetic
Iron ore tcrude ore is after coarse broken, the broken, thin broken, and into primary grinding machine, primary grinding discharging is through high weir spiral classifier point
Grade, the iron ore for reaching classification grade enter magnetic concentrate of a magnetic separator and enter secondary grinding machine, secondary grinding discharging
It is classified by immersion spiral classifier, the secondary grinding discharging for reaching classification grade enters secondary magnetic separator, at the beginning of secondary magnetic separation
After concentrate enters back into magnetic separator three times, magnetic concentrate three times is obtained, it is characterised in that magnetic concentrate is through the 1st screening machine point three times
Grade, grade are that+160 mesh or+180 purposes enter No. four magnetic separators, grade after magnetic concentrate enters three sections of ore mill fine grindings three times
For -160 mesh or -180 purposes, magnetic concentrate is directly entered No. four magnetic separators three times, No. four magnetic separator field strength 800-1000 GS, and four
For secondary magnetic concentrate after the 2nd screening machine again sieve classification, grade is four magnetic concentrates of+200 mesh or+270 mesh or+325
Returning to three sections of ore mills, grade is -200 mesh or four magnetic concentrates of -270 mesh or -325 purposes enter No. five magnetic separators, five times
Magnetic separator field strength 600-800 GS, five magnetic tailings are vanadium concentrate, V2O5Content 1.5-2.5%, and five magnetic concentrates
Into a stratification ore concentrator gravity treatment, the gravity concentrate of You Yici stratification ore concentrator bottom outflow is high-grade v-ti magnetite essence
Mine, TFe content 59.5-61%, TiO2Content 5-8%, V2O5Content 0.3-0.4%, and by a stratification ore concentrator overflow
Gravity tailings be middle grade v-ti magnetite concentrate, TFe content 55-56%, TiO2Content 10-11%, V2O5Content 0.7-
0.8%.
Tailing, the tailing of magnetic separator outflow throw tail and are rolled sieve classification, and tailing of the grade greater than 0.15mm throws tail, grain
Tailing of the grade less than 0.15mm enters intensity magnetic separator, intensity magnetic separator field strength 8000-10000GS, No. two, three, four magnetic separator outflows
Tailing then enter in intensity magnetic separator field strength, middle intensity magnetic separator field strength 4200-4800GS, high intensity magnetic mineral that intensity magnetic separator is selected with
The middle high intensity magnetic mineral that middle intensity magnetic separator is selected is combined into four sections of ore mills, and four sections of ore mill dischargings are classified through the 3rd screening machine
Afterwards, the material of -160 mesh or -180 mesh enters the 1st magnetic separator, and the 1st magnetic separator field strength 1800-2000GS, the first concentrate of a magnetic separation is again
Into the 2nd magnetic separator, the 2nd magnetic separator 1100~1300Gs of field strength, the concentrate that the 2nd magnetic separator goes out is middle grade v-ti magnetite essence
Mine, TFe55-56%, TiO2Content 10-11%, V2O5Content 0.7-0.8%, it is titanium essence that the 2nd magnetic separator went out, which selects tailing,
Mine, TiO2Content 46-48% or high-grade titanium chats, TiO2Content 43-45%, the tailing that the 1st magnetic separator goes out enter the 1st
Stratification ore concentrator, the 1st stratification ore concentrator underflow enter the 1st intensity magnetic separator, the 1st intensity magnetic separator field strength 8000-10000GS, and the
The high intensity magnetic mineral of 1 intensity magnetic separator outflow after the classification of the 1st screening machine, the high intensity magnetic minerals of -325 mesh by the dehydration of the 1st filter and
After drying, magnetomechanical magnetic separation, 2000~2600GS of one roller field strength are done into dual roll type, two roller field strength are 5000-6000 GS, are obtained
The roller magnetic concentrate arrived is low-grade titanium chats, TiO2Content 35-38%, two roller magnetic middling ores are rhenium concentrate,
Re2O7Content 80-100g/t, and the high intensity magnetic mineral of+325 mesh grades of the 1st intensity magnetic separator outflow enters intensity magnetic separator in primary,
The concentrate of the field strength 4200-4800GS of intensity magnetic separator in primary, primary middle intensity magnetic separator outflow enter secondary middle magnetic separator, secondary
The concentrate of middle magnetic separator field strength 2200-2800GS, secondary middle magnetic separator outflow are sulphur cobalt concentrate, and the tailing flowed out is then titanium
Chats, wherein TiO238-42%.
The overflow of 1st stratification ore concentrator enters the 2nd stratification ore concentrator gravity treatment, and tail is thrown in the overflow of the 2nd stratification ore concentrator, and the 2nd
The underflow of stratification ore concentrator enter the 2nd intensity magnetic separator, the 2nd intensity magnetic separator field strength 8000-10000GS, the 2nd intensity magnetic separator outflow
Concentrate does magnetomechanical after the 2nd filter dewatered drying, into three-roller type, wherein a roller field strength 1800-2000 GS, two roller field strength
3700-4300 GS, three roller field strength 6500-7500 GS, a roller magnetic concentrate is low grade vanadium titanium magnet ore concentrate, TFe content
45~49%, two roller magnetic concentrates are low-grade titanium chats, TiO2Content 25-35%, three roller magnetic separation are scandium concentrate, Sc2O3
Content 350-550g/t.
Advantages of the present invention is as follows:
The magnetic reconnection interflow journey that the present invention is formed with magnetic separator+stratification ore concentrator is recycled for vanadium titano-magnetite spoil reclaming
The valuable minerals element such as iron, titanium, scandium, rhenium, instead of the magnetic weight Electricity Federation formed with magnetic separator+spiral chute (shaking table)+electrostatic separator
Interflow journey and the magnetic combined process of gravity separation plus flotation formed with magnetic separator+spiral chute (shaking table)+flotation device are for vanadium titano-magnetite tailing
The existing technique of preparing for only recycling iron, titanium mineral element is selected again.
Firstly, the present invention, which forms magnetic reconnection interflow journey with magnetic separator magnetic separation+stratification ore concentrator gravity treatment, replaces the prior art
Single magnetic dressing process sorts vanadium titano-magnetite.Meanwhile retaining three sections (carse, medium and small) for inheriting the prior art and process flow
Broken, secondary grinding, two sections of classifications three times on the basis of magnetic separation, increase primary grinding newly, two sections of sieve classifications, secondary magnetic separation and
Gravity treatment (stratification ore concentrator).To sort out high-grade v-ti magnetite concentrate and vanadium concentrate.Secondly, the present invention is with magnetic separation
Machine+stratification ore concentrator composition magnetic reconnection interflow journey is for valuable mines such as vanadium titano-magnetite spoil reclaming recycling iron, titanium, scandium, rheniums
Matter-element element, instead of the electric combined process flow of magnetic weight formed with magnetic separator+spiral chute (shaking table)+electrostatic separator and with magnetic separator+spiral shell
The magnetic combined process of gravity separation plus flotation of rotation chute (shaking table)+flotation device composition only recycles iron, titanium mineral for vanadium titano-magnetite spoil reclaming
The existing technique of preparing of element.
The high-grade v-ti magnetite concentrate that the present invention sorts out is than the middle grade v-ti magnetite concentrate that the prior art sorts out
Averagely 2.5-5% can be improved in grade containing TFe, contains TiO2Average grade reduces 2.5-5%, V2O5Average grade reduces 0.3-
0.4%) separately then, when sorting v-ti magnetite concentrate using the present invention, while sorting out vanadium concentrate and scandium concentrate, rhenium concentrate, from
And the technological gap of world Year of Physics technical field of beneficiation has been filled up, belong to a kind of leading world-class technique of preparing.
Detailed description of the invention
Fig. 1 is one of flow chart of the invention.
Fig. 2 is the two of flow chart of the invention.
Specific embodiment
Vanadium titano-magnetite tcrude ore refers to the v-ti magnetite ore for originating in Panxi Sichuan, TFe content 22%,
TiO2Content 5.5%, V2O5Content 0.2%, Sc2O3Content 17g/t, Re2O7Content 2g/t.
Vanadium titano-magnetite multi-metallic minerals separation beneficiation method, tcrude ore are ground after coarse broken, the broken, thin broken into one section
Mine machine, primary grinding discharging are classified through high weir spiral classifier, and the iron ore for reaching classification grade enters a magnetic separator mono-
Secondary magnetic concentrate enters secondary grinding machine, and secondary grinding discharging is classified by immersion spiral classifier, reaches classification grade
Secondary grinding discharging enters secondary magnetic separator and obtains magnetic concentrate three times after the first concentrate of secondary magnetic separation enters back into magnetic separator three times,
Magnetic concentrate is classified through the 1st screening machine three times, and grade is that magnetic concentrate enters three sections of ore mills three times for+160 mesh or+180 purposes
Entering No. four magnetic separators after fine grinding, grade is that magnetic concentrate is directly entered No. four magnetic separators three times for -160 mesh or -180 purposes, four
Secondary 900 GS of magnetic separator field strength, for four magnetic concentrates after the 2nd screening machine again sieve classification, grade is+200 mesh or+270 mesh
Or+325 four magnetic concentrates return to three sections of ore mills, grade is four magnetic concentrates of -200 mesh or -270 mesh or -325 purposes
Into No. five magnetic separators, No. five 700 GS of magnetic separator field strength, five magnetic tailings are vanadium concentrate, V2O5Content 2%, and five
Secondary magnetic concentrate enters a stratification ore concentrator gravity treatment, and the gravity concentrate of You Yici stratification ore concentrator bottom outflow is high-grade vanadium
Titanium magnet ore concentrate, TFe content 60.5%, TiO2Content 6.5%, V2O5Content 0.35%.And by a stratification ore concentrator overflow
Gravity tailings be middle grade v-ti magnetite concentrate, TFe content 55.5%, TiO2Content 10.5%, V2O5Content
0.75%, weight percent.
Magnetic separator outflow tailing through roll sieve classification, grain greatly in 0.15mm tailing throw tail, grain it is minimum in
The tailing of 0.15mm enters intensity magnetic separator, and the tailing of intensity magnetic separator field strength 9000GS, the outflow of No. two, three, four magnetic separators then enter
Middle intensity magnetic separator, middle intensity magnetic separator field strength 4500GS, high intensity magnetic mineral that intensity magnetic separator is selected and middle intensity magnetic separator select in it is strong
Magnetic concentrate is combined into four sections of ore mills, and four sections of ore mill dischargings are after the classification of the 3rd screening machine, the material of -160 mesh or -180 mesh
Into the 1st magnetic separator, the 1st magnetic separator field strength 1900GS, just concentrate enters back into the 2nd magnetic separator, the 2nd magnetic separator field strength for a magnetic separation
1200Gs, the concentrate that the 2nd magnetic separator goes out is middle grade v-ti magnetite concentrate, TFe55.5%, TiO2Content 10.5%,
V2O5Content 0.75%, the tailing that selects that the 2nd magnetic separator goes out is ilmenite concentrate, TiO2Content 47% or high-grade titanium chats,
TiO2Content 44%, the tailing that the 1st magnetic separator goes out enter the 1st stratification ore concentrator, and the 1st stratification ore concentrator underflow enters the last 1 magnetic
Machine is selected, the 1st intensity magnetic separator field strength 9000GS, the high intensity magnetic mineral of the 1st intensity magnetic separator outflow is after the classification of the 1st screening machine, and -325
Purpose high intensity magnetic mineral does magnetomechanical magnetic separation after the 1st filter is dehydrated and is dried, into dual roll type, one roller field strength 2500GS,
Two roller field strength are 5500GS, and an obtained roller magnetic concentrate is low-grade titanium chats, TiO2Content 36.5%, two roller magnetic separation
Concentrate is rhenium concentrate, Re2O7Content 90g/t, and the high intensity magnetic mineral of+325 mesh grades of the 1st intensity magnetic separator outflow enters one
The concentrate of secondary middle intensity magnetic separator, the field strength 4500GS of primary middle intensity magnetic separator, primary middle intensity magnetic separator outflow enters secondary middle magnetic
Machine is selected, the concentrate of secondary middle magnetic separator field strength 2500GS, secondary middle magnetic separator outflow are sulphur cobalt concentrate, and the tailing flowed out is then
It is titanium chats, wherein TiO240%.
The overflow of 1st stratification ore concentrator enters the 2nd stratification ore concentrator gravity treatment, and tail is thrown in the overflow of the 2nd stratification ore concentrator, and the 2nd
The underflow of stratification ore concentrator enters the 2nd intensity magnetic separator, the 2nd intensity magnetic separator field strength 9000GS, the concentrate warp of the 2nd intensity magnetic separator outflow
After 2nd filter dewatered drying, magnetomechanical is done into three-roller type, wherein a roller field strength 1800GS, two roller field strength 4000GS, three rollers
7000 GS of field strength, a roller magnetic concentrate are low grade vanadium titanium magnet ore concentrate, and TFe content 47%, two roller magnetic concentrates are low product
Position titanium chats, TiO2Content 30%, three roller magnetic separation are scandium concentrate, Sc2O3Content 450g/t.
Claims (3)
1. vanadium titano-magnetite multi-metallic minerals separation beneficiation method, vanadium titano-magnetite tcrude ore TFe content 18-28%, TiO2Content
4.5-18.5%, V2O5Content 0.15-0.3%, Sc2O315-38g/t of content or v-ti magnetite ore in addition to containing it is above-mentioned at
Point, also contain Re2O7, content 0.4-4%, vanadium titano-magnetite tcrude ore is after coarse broken, the broken, thin broken, into primary grinding machine,
Primary grinding discharging is classified through high weir spiral classifier, and the iron ore for reaching classification grade enters a magnetic separator, a magnetic
Concentrate selection enters secondary grinding machine, and secondary grinding discharging is classified by immersion spiral classifier, reaches two sections of classification grade
Ore grinding discharging enters secondary magnetic separator and obtains magnetic concentrate three times after the first concentrate of secondary magnetic separation enters back into magnetic separator three times, special
Sign is: magnetic concentrate is classified through the 1st screening machine three times, and grade is that magnetic concentrate enters three sections three times for+160 mesh or+180 purposes
Enter No. four magnetic separators after ore mill fine grinding, grade is that magnetic concentrate is directly entered four magnetic separation three times for -160 mesh or -180 purposes
Machine, No. four 800-1000 GS of magnetic separator field strength, four magnetic concentrates after the 2nd screening machine again sieve classification, grade be+
200 mesh or+270 mesh or four magnetic concentrates of+325 purposes return to three sections of ore mills, and grade is -200 mesh or -270 mesh or -325
Four magnetic concentrates of purpose enter No. five magnetic separators, No. five 600-800 GS of magnetic separator field strength, and five magnetic tailings are vanadium essence
Mine, wherein V2O5Content 1.5-2.5%, and five magnetic concentrates enter a stratification ore concentrator gravity treatment, by a secondary clearing ore dressing
The gravity concentrate of machine bottom outflow is high-grade v-ti magnetite concentrate, wherein TFe content 59.5-61%, TiO2Content 5-8%,
V2O5Content 0.3-0.4%, and be middle grade v-ti magnetite concentrate by the gravity tailings that a stratification ore concentrator overflow goes out,
Middle TFe content 55-56%, TiO2Content 10-11%, V2O5Content 0.7-0.8%.
2. vanadium titano-magnetite multi-metallic minerals separation beneficiation method according to claim 1, it is characterised in that a magnetic separation
The tailing of machine outflow is rolled sieve classification, and tailing of the grade greater than 0.15mm throws tail, and tailing of the grade less than 0.15mm enters strong
Magnetic separator, 8000-10000GS of intensity magnetic separator field strength, No. two, three, four magnetic separators outflow tailing then enter in intensity magnetic separator,
4200-4800GS of middle intensity magnetic separator field strength, the middle high intensity magnetic mineral that the high intensity magnetic mineral and middle intensity magnetic separator that intensity magnetic separator is selected are selected
Four sections of ore mills are combined into, after the classification of the 3rd screening machine, the material of -160 mesh or -180 mesh enters the 1st for four sections of ore mill dischargings
Magnetic separator, the 1st magnetic separator 1800-2000GS of field strength, just concentrate enters back into the 2nd magnetic separator, the 2nd magnetic separator field strength for a magnetic separation
1100~1300Gs, the concentrate that the 2nd magnetic separator goes out is middle grade v-ti magnetite concentrate, wherein TFe55-56%, TiO2Content
10-11%, V2O5Content 0.7-0.8%, the magnetic tailing that the 2nd magnetic separator goes out is ilmenite concentrate, wherein TiO2Content 46-
48% or high-grade titanium chats, wherein TiO2Content 43-45%, the tailing that the 1st magnetic separator goes out enter the 1st stratification ore concentrator,
1st stratification ore concentrator underflow enters the 1st intensity magnetic separator, the 1st intensity magnetic separator 8000-10000GS of field strength, the 1st intensity magnetic separator
The high intensity magnetic mineral of outflow through the 1st screening machine classification after, the high intensity magnetic mineral of -325 mesh after the 1st filter is dehydrated and is dried, into
Enter dual roll type and do magnetomechanical magnetic separation, 2000~2600GS of one roller field strength, two roller field strength are 5000-6000 GS, an obtained roller
Magnetic concentrate is low-grade titanium chats, TiO2Content 35-38%, two roller magnetic middling ores are rhenium concentrate, wherein Re2O7Content
80-100g/t, and the high intensity magnetic mineral of+325 mesh grades of the 1st intensity magnetic separator outflow enters intensity magnetic separator in primary, it is primary in
The concentrate of 4200-4800GS of field strength of intensity magnetic separator, primary middle intensity magnetic separator outflow enter secondary middle magnetic separator, secondary middle magnetic
Strong 2200-the 2800GS in airport is selected, the concentrate of secondary middle magnetic separator outflow is sulphur cobalt concentrate, and the tailing flowed out is then in titanium
Mine, wherein TiO238-42%.
3. vanadium titano-magnetite multi-metallic minerals separation beneficiation method according to claim 2, it is characterised in that the 1st layering choosing
The overflow of mine machine enters the 2nd stratification ore concentrator gravity treatment, and tail is thrown in the overflow of the 2nd stratification ore concentrator, the underflow of the 2nd stratification ore concentrator into
Enter the 2nd intensity magnetic separator, the 2nd intensity magnetic separator 8000-10000GS of field strength, the concentrate of the 2nd intensity magnetic separator outflow is through the 2nd filter
After dewatered drying, magnetomechanical is done into three-roller type, wherein 1800-2000 GS of a roller field strength, two roller field strength, 3700-4300 GS,
Three 6500-7500GS of roller field strength, a roller magnetic concentrate are low grade vanadium titanium magnet ore concentrate, TFe content 45~49%, two rollers
Magnetic concentrate is low-grade titanium chats, wherein TiO2Content 25-35%, three roller magnetic separation are scandium concentrate, Sc2O3Content 350-
550g/t。
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| CN108607680B (en) * | 2018-04-23 | 2020-07-14 | 周涛 | Beneficiation method for low-grade manganese carbonate polymetallic ore |
| CN109954574B (en) * | 2019-03-29 | 2020-10-16 | 中冶北方（大连）工程技术有限公司 | Mineral separation process for apatite vanadium titano-magnetite four products |
| CN110038712B (en) * | 2019-03-29 | 2020-10-16 | 中冶北方（大连）工程技术有限公司 | Mineral separation process for vanadium titano-magnetite three products |
| CN109967221B (en) * | 2019-03-29 | 2020-10-02 | 中冶北方（大连）工程技术有限公司 | Process for producing apatite vanadium titano-magnetite |
| CN112337621B (en) * | 2020-10-13 | 2023-02-21 | 攀钢集团攀枝花钢铁研究院有限公司 | Production process and equipment of high-grade vanadium-titanium magnetite concentrate |
| KR102328235B1 (en) * | 2021-04-05 | 2021-11-19 | 한국지질자원연구원 | Method for directly recovering vanadium from vanadium titanomagnetite |
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| US3912174A (en) * | 1974-10-16 | 1975-10-14 | Bethlehem Steel Corp | Process for preparation ores for concentration |
| CN101575677A (en) * | 2003-08-01 | 2009-11-11 | 攀枝花金钛高科技有限责任公司 | Method for producing titanium-rich materials and steel products through titanium mine |
| CN102580843A (en) * | 2012-02-22 | 2012-07-18 | 攀钢集团矿业有限公司 | Mineral separation method for vanadium-titanium magnetite ores |
| CN103157551B (en) * | 2013-04-01 | 2014-11-19 | 山东乾舜矿冶科技股份有限公司 | Comprehensive recovery process of intense-weathering poor vanadium titano-magnetite |
| CN103706463B (en) * | 2013-12-19 | 2016-06-29 | 攀钢集团矿业有限公司 | A kind of titanium separation method |
| CN204448257U (en) * | 2015-03-04 | 2015-07-08 | 山东兴盛矿业有限责任公司 | A kind ofly select iron device for super low-grade vanadium titano-magnetite |
| CN105921261B (en) * | 2016-07-06 | 2018-12-04 | 陕西冶金设计研究院有限公司 | A kind of super low-grade vanadium titano-magnetite utilization system and its utilize method |
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