RU2015119160A - METHOD FOR TWO-STAGE CALCINATING FIRING OF VANADI-CONTAINING MATERIAL - Google Patents
METHOD FOR TWO-STAGE CALCINATING FIRING OF VANADI-CONTAINING MATERIAL Download PDFInfo
- Publication number
- RU2015119160A RU2015119160A RU2015119160A RU2015119160A RU2015119160A RU 2015119160 A RU2015119160 A RU 2015119160A RU 2015119160 A RU2015119160 A RU 2015119160A RU 2015119160 A RU2015119160 A RU 2015119160A RU 2015119160 A RU2015119160 A RU 2015119160A
- Authority
- RU
- Russia
- Prior art keywords
- firing
- stage
- vanadium
- containing material
- calcium
- Prior art date
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Classifications
-
- 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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Processing Of Solid Wastes (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
1. Способ двухстадийного кальцинирующего обжига ванадийсодержащего материала, включающий: выполнение первой стадии обжига сырья с последующим выполнением второй стадии обжига сырья; при этом температура на первой стадии обжига ниже температуры на второй стадии обжига; температура на первой стадии обжига составляет 750-850°C, а температура на второй стадии обжига составляет 840-900°C; а сырье представляет собой смесь, содержащую ванадийсодержащий материал и кальцийсодержащий материал.2. Способ по п. 1, в котором температура на первой стадии обжига составляет 800-850°C.3. Способ по п. 1 или 2, в котором продолжительность первой стадии обжига составляет 90-300 мин, предпочтительно 100-200 мин.4. Способ по п. 1, в котором температура на второй стадии обжига составляет 860-900°C.5. Способ по п. 1 или 4, в котором продолжительность второй стадии обжига составляет 60-300 мин, предпочтительно 150-250 мин.6. Способ по п. 1, в котором массовое соотношение кальция и ванадия в сырье составляет (0,3-1):1, где количество кальция рассчитывается в СаО, а количество ванадия рассчитывается в VO.7. Способ по п. 6, в котором массовое соотношение кальция и ванадия в сырье составляет (0,5-0,7):1, где количество кальция рассчитывается в СаО, а количество ванадия рассчитывается в VO.8.Способ по п. 1, в котором 80-100 мас.% ванадийсодержащего материала характеризуются размерами частиц 0,1 мм или меньше, предпочтительно 0,045-0,1 мм.9. Способ по п. 1, в котором кальцийсодержащий материал представляет собой один или более материалов, выбранных из группы, состоящей из известняка, извести, кальцита и доломита; предпочтительно известняк.10. Способ по п. 9, в котором 80-100 мас.% кальцийсодержащего материала характеризуются размерами частиц 0,18 мм или меньше, предпочтительно 0,045-0,18 мм.1. The method of two-stage calcining firing of vanadium-containing material, including: performing the first stage of firing of raw materials, followed by the second stage of firing of raw materials; the temperature in the first stage of firing below the temperature in the second stage of firing; the temperature in the first stage of firing is 750-850 ° C, and the temperature in the second stage of firing is 840-900 ° C; and the feed is a mixture containing a vanadium-containing material and a calcium-containing material. 2. The method according to claim 1, wherein the temperature in the first stage of firing is 800-850 ° C. 3. The method according to claim 1 or 2, in which the duration of the first stage of firing is 90-300 minutes, preferably 100-200 minutes. A method according to claim 1, wherein the temperature in the second stage of firing is 860-900 ° C. 5. A method according to claim 1 or 4, in which the duration of the second stage of firing is 60-300 minutes, preferably 150-250 minutes. The method according to claim 1, in which the mass ratio of calcium and vanadium in the feed is (0.3-1): 1, where the amount of calcium is calculated in CaO and the amount of vanadium is calculated in VO.7. The method according to claim 6, in which the mass ratio of calcium and vanadium in the feed is (0.5-0.7): 1, where the amount of calcium is calculated in CaO, and the amount of vanadium is calculated in VO.8. The method according to claim 1, in which 80-100 wt.% of the vanadium-containing material are characterized by particle sizes of 0.1 mm or less, preferably 0.045-0.1 mm. The method of claim 1, wherein the calcium-containing material is one or more materials selected from the group consisting of limestone, lime, calcite and dolomite; preferably limestone. 10. The method of claim 9, wherein 80-100 wt.% Of the calcium-containing material are characterized by particle sizes of 0.18 mm or less, preferably 0.045-0.18 mm.
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410217477.5A CN103993161B (en) | 2014-05-21 | 2014-05-21 | A kind of method of the two-part calcification baking of vanadium-containing material |
CN201410217477.5 | 2014-05-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2015119160A true RU2015119160A (en) | 2016-12-20 |
RU2607292C2 RU2607292C2 (en) | 2017-01-10 |
Family
ID=51307487
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2015119160A RU2607292C2 (en) | 2014-05-21 | 2015-05-21 | Method for two-step calcination of vanadium-containing material |
Country Status (4)
Country | Link |
---|---|
CN (1) | CN103993161B (en) |
NZ (1) | NZ707656A (en) |
RU (1) | RU2607292C2 (en) |
ZA (1) | ZA201409054B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114350981A (en) * | 2021-11-25 | 2022-04-15 | 攀钢集团研究院有限公司 | Method for recovering vanadium from calcified vanadium extraction tailings |
CN114850194A (en) * | 2022-04-28 | 2022-08-05 | 重庆重交再生资源开发股份有限公司 | Treatment method of electrolytic manganese slag |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130172547A1 (en) | 2011-12-30 | 2013-07-04 | Renmatix, Inc. | Compositions comprising c5 and c6 oligosaccharides |
CN107937721A (en) * | 2017-11-20 | 2018-04-20 | 中国科学院过程工程研究所 | A kind of method extracted valuable metal from containing golden pyrite cinder and carry out harmless treatment |
CN109338103B (en) * | 2018-11-30 | 2020-08-04 | 攀钢集团研究院有限公司 | Method for extracting vanadium from calcified roasted clinker by countercurrent acid leaching |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3816589A (en) * | 1971-03-15 | 1974-06-11 | Union Carbide Corp | Process for recovery of vanadium values from ferrophosphorus and/or ferrophosphorus mixture |
FR2545105A1 (en) * | 1983-04-27 | 1984-11-02 | Pechiney Uranium | High-temperature pretreatment of uraniferous, vanadiferous or molybdeniferous ores containing clayey gangue by means of an alkaline aqueous solution |
RU2118389C1 (en) * | 1997-07-30 | 1998-08-27 | Акционерное общество открытого типа "Ванадий-Тулачермет" | Method of isolating vanadium |
AT408454B (en) * | 1999-03-18 | 2001-12-27 | Treibacher Ind Ag | METHOD FOR OXIDATING VANADIUM |
CN101161831A (en) * | 2007-11-09 | 2008-04-16 | 攀钢集团攀枝花钢铁研究院 | Method for calcifying and roasting vanadium slag |
CN100582257C (en) * | 2007-11-26 | 2010-01-20 | 攀枝花钢铁(集团)公司 | Method for roasting high-calcium vanadium slag by using fluidizing equipment |
CN101215647B (en) * | 2008-01-16 | 2010-06-09 | 中南大学 | Roasting technique for extracting vanadium from stone coal vanadium ore |
CN102828019A (en) * | 2012-08-21 | 2012-12-19 | 攀钢集团研究院有限公司 | Method for oxygen-enriched calcification calcination of high-grade vanadium slag |
CN102851507B (en) * | 2012-08-21 | 2014-02-19 | 攀钢集团研究院有限公司 | Vanadium slag sodium modification roasting method |
CN203323546U (en) * | 2012-11-01 | 2013-12-04 | 张广林 | Sectional type rotary kiln |
CN102923774B (en) * | 2012-11-09 | 2015-04-08 | 四川省川威集团有限公司 | Method for adding high-calcium vanadium slag to perform sodium salt roasting |
-
2014
- 2014-05-21 CN CN201410217477.5A patent/CN103993161B/en active Active
- 2014-12-10 ZA ZA2014/09054A patent/ZA201409054B/en unknown
-
2015
- 2015-05-01 NZ NZ707656A patent/NZ707656A/en unknown
- 2015-05-21 RU RU2015119160A patent/RU2607292C2/en active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114350981A (en) * | 2021-11-25 | 2022-04-15 | 攀钢集团研究院有限公司 | Method for recovering vanadium from calcified vanadium extraction tailings |
CN114350981B (en) * | 2021-11-25 | 2023-09-01 | 攀钢集团研究院有限公司 | Method for recovering vanadium from calcified vanadium extraction tailings |
CN114850194A (en) * | 2022-04-28 | 2022-08-05 | 重庆重交再生资源开发股份有限公司 | Treatment method of electrolytic manganese slag |
CN114850194B (en) * | 2022-04-28 | 2024-01-30 | 重庆重交再生资源开发股份有限公司 | Electrolytic manganese slag treatment method |
Also Published As
Publication number | Publication date |
---|---|
NZ707656A (en) | 2016-02-26 |
CN103993161A (en) | 2014-08-20 |
CN103993161B (en) | 2016-11-16 |
ZA201409054B (en) | 2015-11-25 |
RU2607292C2 (en) | 2017-01-10 |
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