CN106311441A - Vanadium titano-magnetite polymetallic mineral separation beneficiation method - Google Patents
Vanadium titano-magnetite polymetallic mineral 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 invention relates to a vanadium titano-magnetite polymetallic mineral separation beneficiation method. The problems that the TiO2 content and the V2O5 content in middle-grade vanadium titano-magnetite concentrate separated through an existing method are higher, the TFe content in the middle-grade vanadium titano-magnetite concentrate separated through the existing method is lower, and vanadium concentrate, scandium concentrate and rhenium concentrate cannot be separated through the existing method are solved. According to the method, a magnetic and reselection unified flow is formed through magnetic separator magnetic separation and layered concentrating machine reselection and is used for separating high-grade vanadium titano-magnetite concentrate and vanadium concentrate so as to be used for recleaning of vanadium titano-magnetite tailings so as to recover valuable mineral elements such as iron, titanium, scandium and rhenium, and an existing beneficiation technology that a magnetic and reselection unified flow formed by a magnetic separator, a spiral chute (table) and an electric separator and a magnetic and reselection unified flow formed by a magnetic separator, a spiral chute (table) and a flotation machine are used for recleaning of the vanadium titano-magnetite tailings so as to only recover iron and titanium mineral elements is replaced.
Description
Technical field:
The present invention is relevant with vanadium titano-magnetite multi-metallic minerals separation beneficiation method.
Background technology:
In existing vanadium titano-magnetite multi-metallic minerals separation beneficiation method, tcrude ore is through three sections broken (coarse broken, the broken, thin broken)
After, enter primary grinding.Primary grinding enters a magnetic through high weir spiral classifier classification, the iron ore reaching classification grade
Choosing (field intensity 2000 2500GS).One time magnetic concentrate enters secondary grinding.Secondary grinding divides through immersion spiral classifier
After Ji, the secondary grinding reaching classification grade enters secondary magnetic separation (field intensity 1,600 1800 GS), and secondary magnetic separation just concentrate enters again
After entering three magnetic separation (field intensity 1200 1400GS), three magnetic concentrates obtained are i.e. the middle grade vanadium that prior art sorts out
Titanium magnet ore concentrate (TFe content 55～56%, TiO2Content 10～11%, V2O5Content 0.7～0.8%.Indivedual difficult ore dressing TFe content
53～54%, and indivedual easily ore dressing TFe content 58～59%).Its shortcoming is the middle grade v-ti magnetite concentrate that prior art is selected
Middle TiO2Content and V2O5Content is higher, and TFe content is relatively low.Existing technique of preparing is with magnetic separator+spiral chute (shaking table)+electricity
Select the magnetic weight electricity combined process flow that machine forms and the magnetic combined process of gravity separation plus flotation formed with magnetic separator+spiral chute (shaking table)+flotation device
For vanadium titano-magnetite spoil reclaming, only reclaim ferrum, titanium mineral element.
Summary of the invention:
It is an object of the invention to provide a kind of optional high-grade v-ti magnetite concentrate and vanadium concentrate, and select titanium essence (in) ore deposit, scandium
Concentrate, the vanadium titano-magnetite multi-metallic minerals separation beneficiation method of rhenium concentrate.
The present invention is achieved in that
Vanadium titano-magnetite multi-metallic minerals separation beneficiation method, vanadium titano-magnetite tcrude ore refers to originate in Panxi Sichuan
, v-ti magnetite Ore, its TFe content 18 28%, TiO2Content 4.5 18.5%, V2O5Content 0.15 0.3%, Sc2O3Contain
Measure 15 38g/t, or v-ti magnetite Ore is except containing mentioned component, also Re2O7Content 0.4 4%(Baima Mining Area), weight
Percentage ratio, vanadium titano-magnetite tcrude ore, after coarse broken, the broken, thin broken, enters primary grinding machine, and primary grinding discharging is through high-weir type
Spiral classifier classification, the iron ore reaching classification grade enters a magnetic separator, and one time magnetic concentrate enters secondary grinding machine,
Secondary grinding discharging enters secondary magnetic separation through immersion spiral classifier classification, the secondary grinding discharging reaching classification grade
Machine, after the first concentrate of secondary magnetic separation enters back into No. three magnetic separators, obtains three magnetic concentrates, it is characterised in that three magnetic concentrate warps
1st screening machine classification, grade be+160 mesh or three magnetic concentrates of+180 purposes enter three sections of ore mill fine grindings after enter four times
Magnetic separator, grade is directly entered No. four magnetic separators for-160 mesh or three magnetic concentrates of-180 purposes, No. four magnetic separator field intensity
800 1000 GS, four magnetic concentrates are after the 2nd screening machine sieve classification again, and grade is+200 mesh or+270 mesh or+325
Four magnetic concentrates return three sections of ore mills, grade be-200 mesh or-270 mesh or four the magnetic concentrates entrance five of-325 purposes
Secondary magnetic separator, No. five magnetic separator field intensity 600 800 GS, five magnetic tailings are i.e. vanadium concentrate, its V2O5Content 1.5
2.5%, and five magnetic concentrates enter a stratification ore concentrator gravity treatment, by the gravity concentrate flowed out at the bottom of a stratification ore concentrator i.e.
It is high-grade v-ti magnetite concentrate, its TFe content 59.5 61%, TiO2Content 5 8%, V2O5Content 0.3 0.4%, and
It is i.e. middle grade v-ti magnetite concentrate by the gravity tailings of a stratification ore concentrator overflow, its TFe content 55 56%, TiO2Contain
Measure 10 11%, V2O5Content 0.7 0.8%.
The mine tailing of magnetic separator outflow is through drum screen classification, and grade is the mine tailing throwing tail of+0.15～+0.2mm, grade
Mine tailing for-0.15～-0.2mm enters intensity magnetic separator, intensity magnetic separator field intensity 8000 10000GS, No. two, three, four magnetic separators
Flow out mine tailing then enter in intensity magnetic separator field intensity, middle intensity magnetic separator field intensity 4200 4800GS, the strong magnetic that intensity magnetic separator is selected
The middle high intensity magnetic mineral that concentrate and middle intensity magnetic separator are selected is combined into four sections of ore mills, and four sections of ore mill dischargings are through the 3rd screening machine
After classification, the material of-160 mesh or-180 mesh enters the 1st magnetic separator, the 1st magnetic separator field intensity 1800-2000GS, a magnetic separation just essence
Ore deposit enters back into the 2nd magnetic separator, and the concentrate that the 2nd magnetic separator field intensity the 1100～1300Gs, the 2nd magnetic separator goes out is i.e. middle grade vanadium titanium magnetic
Iron ore concentrate, its TFe55 56%, TiO2Content 10 11%, V2O5Content 0.7 0.8%, what the 2nd magnetic separator went out selects mine tailing
It is i.e. ilmenite concentrate, its TiO2Content 46 48% or high-grade titanium chats, its TiO2Content 43 45%, the tail that the 1st magnetic separator goes out
Ore deposit enters the 1st stratification ore concentrator, and the 1st stratification ore concentrator underflow enters the 1st intensity magnetic separator, the 1st intensity magnetic separator field intensity 8000
10000GS, the high intensity magnetic mineral that the 1st intensity magnetic separator flows out is after the 1st screening machine classification, and the high intensity magnetic mineral of-325 mesh is through the 1st
After filter dehydration and drying, entering dual roll type and do magnetomechanical magnetic separation, one roller field intensity 2000～2600GS, two roller field intensity are
5000 6000 GS, the roller magnetic concentrate obtained is low-grade titanium chats, its TiO2Content 35 38%, in two roller magnetic separation
Ore deposit is concentrate, its Re2O7Content 80 100g/t, and the high intensity magnetic mineral of+325 mesh grades that the 1st intensity magnetic separator flows out enters
Entering intensity magnetic separator in once, once field intensity 4200 4800GS of middle intensity magnetic separator, the concentrate that once middle intensity magnetic separator flows out enters
Entering magnetic separator in secondary, magnetic separator field intensity 2200 2800GS in secondary, the concentrate that in secondary, magnetic separator flows out is i.e. sulfur cobalt essence
Ore deposit, the mine tailing flowed out is then titanium chats, wherein TiO238 42%.
The overflow of the 1st stratification ore concentrator enters the 2nd stratification ore concentrator gravity treatment, the overflow throwing tail 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 intensity 8000 10000GS, and the 2nd intensity magnetic separator flows out
Concentrate after the 2nd filter dewatered drying, enter three-roller type do magnetomechanical, wherein roller field intensity 1,800 2000 GS, two rollers
Field intensity 3,700 4300 GS, three roller field intensity 6,500 7500 GS, a roller magnetic concentrate is low grade vanadium titanium magnet ore concentrate, its
TFe content 45～49%, two roller magnetic concentrates are low-grade titanium chats, its TiO2Content 25 35%, three roller magnetic separation are scandium essence
Ore deposit, its Sc2O3Content 350 550g/t.
Advantages of the present invention is as follows:
The present invention with the magnetic reconnection interflow journey of magnetic separator+stratification ore concentrator composition for vanadium titano-magnetite spoil reclaming reclaim ferrum,
Titanium, scandium, etc. valuable mineral element, instead of the interflow, magnetic weight Electricity Federation with magnetic separator+spiral chute (shaking table)+electrostatic separator composition
Journey and the magnetic combined process of gravity separation plus flotation formed with magnetic separator+spiral chute (shaking table)+flotation device are used for vanadium titano-magnetite spoil reclaming
Only reclaim the existing technique of preparing of ferrum, titanium mineral element.
First, the present invention replaces prior art with magnetic separator magnetic separation+stratification ore concentrator gravity treatment composition magnetic reconnection interflow journey
Single magnetic dressing process sorts vanadium titano-magnetite.Meanwhile, succession prior art and three sections (carse, medium and small) of technological process are being retained
Broken, secondary grinding, two-stage nitration classification, on the basis of three magnetic separation, newly-increased primary grinding, two-stage nitration sieve classification, secondary magnetic separation and
Gravity treatment (stratification ore concentrator).Thus sort out high-grade v-ti magnetite concentrate and vanadium concentrate.Secondly, the present invention is with magnetic separator
+ stratification ore concentrator composition magnetic reconnection interflow journey for vanadium titano-magnetite spoil reclaming reclaim ferrum, titanium, scandium, etc. valuable mineral
Element, instead of the magnetic weight electricity combined process flow with magnetic separator+spiral chute (shaking table)+electrostatic separator composition and with magnetic separator+spiral
The magnetic combined process of gravity separation plus flotation of chute (shaking table)+flotation device composition only reclaims ferrum, titanium ore matter-element for vanadium titano-magnetite spoil reclaming
The existing technique of preparing of element.
The middle grade v-ti magnetite concentrate that the high-grade v-ti magnetite concentrate that the present invention sorts out sorts out than prior art
2.5 5% averagely can be improved, containing TiO containing TFe grade2Average grade reduces by 2.5-5%, V2O5Average grade reduces by 0.3
0.4%) the most then, when using the present invention to sort v-ti magnetite concentrate, sort out vanadium concentrate and scandium concentrate, rhenium concentrate simultaneously, from
And filled up the technological gap of world Year of Physics technical field of beneficiation, belong to leading world-class a kind of technique of preparing.
Accompanying drawing illustrates:
Fig. 1 is one of flow chart of the present invention.
Fig. 2 is the two of the flow chart of the present invention.
Detailed description of the invention:
Vanadium titano-magnetite tcrude ore refers to originate in the v-ti magnetite Ore of Panxi Sichuan, its TFe content 22%, TiO2
Content 5.5%, V2O5Content 0.2%, Sc2O3Content 17g/t, Re2O7Content 2g/t.
Vanadium titano-magnetite multi-metallic minerals separation beneficiation method, tcrude ore, after coarse broken, the broken, thin broken, enters one section of mill
Ore deposit machine, primary grinding discharging enters a magnetic separator through high weir spiral classifier classification, the iron ore reaching classification grade. and one
Secondary magnetic concentrate enters secondary grinding machine, and secondary grinding discharging, through immersion spiral classifier classification, reaches classification grade
Secondary grinding discharging enters secondary magnetic separator, after the first concentrate of secondary magnetic separation enters back into No. three magnetic separators, obtains three magnetic concentrates,
Three magnetic concentrates are through the 1st screening machine classification, and grade is+160 mesh or three magnetic concentrates three sections of ore mills of entrance of+180 purposes
Entering No. four magnetic separators after fine grinding, grade is directly entered No. four magnetic separators for-160 mesh or three magnetic concentrates of-180 purposes, and four
Secondary magnetic separator field intensity 900 GS, four magnetic concentrates are after the 2nd screening machine sieve classification again, and grade is+200 mesh or+270 mesh
Or four magnetic concentrates of+325 return three sections of ore mills, grade is-200 mesh or-270 mesh or four magnetic concentrates of-325 purposes
Entering No. five magnetic separators, No. five magnetic separator field intensity 700 GS, five magnetic tailings are i.e. vanadium concentrate, its V2O5Content 2%, and five
Secondary magnetic concentrate enters a stratification ore concentrator gravity treatment, the gravity concentrate flowed out at the bottom of a stratification ore concentrator be i.e. high-grade vanadium
Titanium magnet ore concentrate, its TFe content 60.5%, TiO2Content 6.5%, V2O5Content 0.35%.And by a stratification ore concentrator overflow
Gravity tailings be i.e. middle grade v-ti magnetite concentrate, its TFe content 55.5%, TiO2Content 10.5%, V2O5Content
0.75%, percentage by weight.
The mine tailing of magnetic separator outflow is through drum screen classification, and grade is the mine tailing throwing tail of+0.15～+0.2mm, grade
Mine tailing for-0.15～-0.2mm enters intensity magnetic separator, intensity magnetic separator field intensity 9000GS, the tail of No. two, three, four magnetic separator outflows
Ore deposit then enter in intensity magnetic separator, middle intensity magnetic separator field intensity 4500GS, the high intensity magnetic mineral that intensity magnetic separator is selected and middle intensity magnetic separator select
The middle high intensity magnetic mineral gone out is combined into four sections of ore mills, four sections of ore mill dischargings after the 3rd screening machine classification ,-160 mesh or-
The material of 180 mesh enters the 1st magnetic separator, the 1st magnetic separator field intensity 1900GS, and a magnetic separation just concentrate enters back into the 2nd magnetic separator, and the 2nd
Magnetic separator field intensity 1200Gs, the concentrate that the 2nd magnetic separator goes out is i.e. middle grade v-ti magnetite concentrate, its TFe55.5%, TiO2Contain
Amount 10.5%, V2O5Content 0.75%, what the 2nd magnetic separator went out selects mine tailing is i.e. ilmenite concentrate, its TiO2Content 47% or high-grade titanium
Chats, its TiO2Content 44%, the mine tailing that the 1st magnetic separator goes out enters the 1st stratification ore concentrator, and the 1st stratification ore concentrator underflow enters
1st intensity magnetic separator, the 1st intensity magnetic separator field intensity 9000GS, the high intensity magnetic mineral that the 1st intensity magnetic separator flows out divides through the 1st screening machine
After Ji, the high intensity magnetic mineral of-325 mesh, after the 1st filter dehydration and drying, enters dual roll type and does magnetomechanical magnetic separation, one roller field
Strong 2500GS, two roller field intensity are 5500GS, and the roller magnetic concentrate obtained is low-grade titanium chats, its TiO2Content 36.5%,
Two roller magnetic concentrates are concentrate, its Re2O7Content 90g/t, and the strong magnetic essence of+325 mesh grades that the 1st intensity magnetic separator flows out
Ore deposit enters once middle intensity magnetic separator, once field intensity 4500GS of middle intensity magnetic separator, and the concentrate that once middle intensity magnetic separator flows out enters
Magnetic separator in secondary, magnetic separator field intensity 2500GS in secondary, the concentrate that in secondary, magnetic separator flows out is i.e. sulfur cobalt concentrate, and flows out
Mine tailing be then titanium chats, wherein TiO240%.
The overflow of the 1st stratification ore concentrator enters the 2nd stratification ore concentrator gravity treatment, the overflow throwing tail 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 intensity 9000GS, the concentrate warp that the 2nd intensity magnetic separator flows out
After 2nd filter dewatered drying, enter three-roller type and do magnetomechanical, wherein roller field intensity 1800GS, two roller field intensity 4000GS, three rollers
Field intensity 7000 GS, a roller magnetic concentrate is low grade vanadium titanium magnet ore concentrate, its TFe content 47%, and two roller magnetic concentrates are low product
Position titanium chats, its TiO2Content 30%, three roller magnetic separation are scandium concentrate, its 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%, Sc2O3Content 15 38g/t, or v-ti magnetite Ore is except containing above-mentioned one-tenth
Point, possibly together with Re2O7, content 0.4 4%, percentage by weight, vanadium titano-magnetite tcrude ore, after coarse broken, the broken, thin broken, enters
Primary grinding machine, primary grinding discharging enters a magnetic through high weir spiral classifier classification, the iron ore reaching classification grade
Selecting machine, one time magnetic concentrate enters secondary grinding machine, and secondary grinding discharging, through immersion spiral classifier classification, reaches classification
The secondary grinding discharging of grade enters secondary magnetic separator, after the first concentrate of secondary magnetic separation enters back into No. three magnetic separators, obtains three magnetic
Concentrate selection, it is characterised in that three magnetic concentrates are through the 1st screening machine classification, and grade is+160 mesh or three magnetic separation essences of+180 purposes
Ore deposit enters No. four magnetic separators after entering three sections of ore mill fine grindings, and grade is directly entered for-160 mesh or three magnetic concentrates of-180 purposes
Entering No. four magnetic separators, No. four magnetic separator field intensity 800 1000 GS, four magnetic concentrates are through the 2nd screening machine sieve classification again
After, grade be+200 mesh or+270 mesh or+325 four magnetic concentrates return three sections of ore mills, grade is-200 mesh or-270
Mesh or four magnetic concentrates of-325 purposes enter No. five magnetic separators, No. five magnetic separator field intensity 600 800 GS, five magnetic tailings
It is i.e. vanadium concentrate, wherein V2O5Content 1.5 2.5%, and five magnetic concentrates enter a stratification ore concentrator gravity treatment, by once
The gravity concentrate flowed out at the bottom of stratification ore concentrator is i.e. high-grade v-ti magnetite concentrate, wherein TFe content 59.5 61%, TiO2Contain
Measure 5 8%, V2O5Content 0.3 0.4%, and the gravity tailings gone out by a stratification ore concentrator overflow is i.e. middle grade v-ti magnetite
Concentrate, wherein TFe content 55 56%, TiO2Content 10 11%, V2O5Content 0.7 0.8%.
Vanadium titano-magnetite multi-metallic minerals separation beneficiation method the most according to claim 1 a, it is characterised in that magnetic separation
The mine tailing that machine flows out is through drum screen classification, and grade is the mine tailing throwing tail of+0.15～+0.2mm, and grade is-0.15～-0.2mm
Mine tailing enters intensity magnetic separator, and intensity magnetic separator field intensity 8000 10000GS, during the mine tailing of No. two, three, four magnetic separator outflows then enters
Intensity magnetic separator, middle intensity magnetic separator field intensity 4200 4800GS, the high intensity magnetic mineral that intensity magnetic separator is selected is selected with middle intensity magnetic separator
Middle high intensity magnetic mineral is combined into four sections of ore mills, four sections of ore mill dischargings after the 3rd screening machine classification ,-160 mesh or-180 mesh
Material enter the 1st magnetic separator, the 1st magnetic separator field intensity 1800 2000GS, a magnetic separation just concentrate enters back into the 2nd magnetic separator, the 2nd
Magnetic separator field intensity 1100～1300Gs, the concentrate that the 2nd magnetic separator goes out is i.e. 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 i.e. ilmenite concentrate, wherein
TiO2Content 46 48% or high-grade titanium chats, wherein TiO2Content 43 45%, the mine tailing that the 1st magnetic separator goes out enters the 1st point
Layer ore separators, the 1st stratification ore concentrator underflow entrance the 1st intensity magnetic separator, the 1st intensity magnetic separator field intensity 8000 10000GS, the 1st
The high intensity magnetic mineral that intensity magnetic separator flows out is after the 1st screening machine classification, and the high intensity magnetic mineral of-325 mesh is through the 1st filter dehydration and dries
After Gan, entering dual roll type and do magnetomechanical magnetic separation, one roller field intensity 2000～2600GS, two roller field intensity are 5,000 6000 GS,
To a roller magnetic concentrate be low-grade titanium chats, its TiO2Content 35-38%, two roller magnetic middling ores are concentrate, wherein
Re2O7Content 80 100g/t, and the high intensity magnetic mineral of+325 mesh grades that the 1st intensity magnetic separator flows out enters once middle high intensity magnetic separation
Machine, once field intensity 4200 4800GS of middle intensity magnetic separator, the concentrate that once middle intensity magnetic separator flows out enters magnetic separator in secondary,
Magnetic separator field intensity 2200 2800GS in secondary, the concentrate that in secondary, magnetic separator flows out is i.e. sulfur cobalt concentrate, and the mine tailing flowed out
It is then titanium chats, wherein TiO238-42%.
Vanadium titano-magnetite multi-metallic minerals separation beneficiation method the most according to claim 2, it is characterised in that the 1st layering choosing
The overflow of ore deposit machine enters the 2nd stratification ore concentrator gravity treatment, and tail is thrown in the overflow of the 2nd stratification ore concentrator, and the underflow of the 2nd stratification ore concentrator is entered
Entering the 2nd intensity magnetic separator, the 2nd intensity magnetic separator field intensity 8000 10000GS, the concentrate that the 2nd intensity magnetic separator flows out is through the 2nd filter
After dewatered drying, enter three-roller type and do magnetomechanical, wherein roller field intensity 1,800 2000 GS, two roller field intensity 3,700 4300 GS,
Three roller field intensity 6500 7500GS, a roller magnetic concentrate is low grade vanadium titanium magnet ore concentrate, its TFe content 45～49%, two rollers
Magnetic concentrate is low-grade titanium chats, wherein TiO2Content 25 35%, three roller magnetic separation are scandium concentrate, its Sc2O3Content 350
550g/t。
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108607680A (en) * | 2018-04-23 | 2018-10-02 | 周涛 | Low-grade manganese carbonate ore-dressing of polymetallic ore method |
| CN109954574A (en) * | 2019-03-29 | 2019-07-02 | 中冶北方（大连）工程技术有限公司 | Four product ore-dressing technique of apatite vanadium titano-magnetite |
| CN109967221A (en) * | 2019-03-29 | 2019-07-05 | 中冶北方（大连）工程技术有限公司 | Two Product Process of apatite vanadium titano-magnetite |
| CN110038712A (en) * | 2019-03-29 | 2019-07-23 | 中冶北方（大连）工程技术有限公司 | Three product ore-dressing technique of vanadium titano-magnetite |
| CN112337621A (en) * | 2020-10-13 | 2021-02-09 | 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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| CN109954574A (en) * | 2019-03-29 | 2019-07-02 | 中冶北方（大连）工程技术有限公司 | Four product ore-dressing technique of apatite vanadium titano-magnetite |
| CN109967221A (en) * | 2019-03-29 | 2019-07-05 | 中冶北方（大连）工程技术有限公司 | Two Product Process of apatite vanadium titano-magnetite |
| CN110038712A (en) * | 2019-03-29 | 2019-07-23 | 中冶北方（大连）工程技术有限公司 | Three product ore-dressing technique of vanadium titano-magnetite |
| 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 |
| 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 |
| CN112337621A (en) * | 2020-10-13 | 2021-02-09 | 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 |
| 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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