CN101451185B - Comprehensive recovery method for ferro-sulphur ore containing copper, zinc and iron multi-metal - Google Patents
Comprehensive recovery method for ferro-sulphur ore containing copper, zinc and iron multi-metal Download PDFInfo
- Publication number
- CN101451185B CN101451185B CN2007101805718A CN200710180571A CN101451185B CN 101451185 B CN101451185 B CN 101451185B CN 2007101805718 A CN2007101805718 A CN 2007101805718A CN 200710180571 A CN200710180571 A CN 200710180571A CN 101451185 B CN101451185 B CN 101451185B
- Authority
- CN
- China
- Prior art keywords
- zinc
- copper
- iron
- extraction
- ferro
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
Landscapes
- Manufacture And Refinement Of Metals (AREA)
- Electrolytic Production Of Metals (AREA)
Abstract
The invention discloses a method for comprehensively recovering polymetallic sulfurous iron ores containing copper, zinc and iron, which comprises the following steps: adding a strong inhibitor into the sulfurous iron ores first, controlling the pH value to be more than or equal to 11, adding a collector and a foaming agent into the mixture, and preferably performing flotation on copper and zinc; and activating tailings by an activator, adding the collector and the foaming agent into the tailings for floatation of sulfur, guaranteeing sulfur concentrate S is more than or equal to 47 percent, performing roasting, using flue gas to prepare a sulfuric acid, and directly using roasted sulfate slag to manufacture iron pellets. The method not only widens the application scope of copper-zinc bulk concentrate treatment grade but also recovers useful elements in the ores with low cost and high quality, not only recovers the copper with high yield but also recovers the zinc with high yield, avoids resource waste, greatly improves the surrounding environment, and eliminates zinc pollution. The tailings are activated by the activator, and the collector and the foaming agent are added into the tailings for flotation of the sulfur; the sulfur concentrate S is guaranteed to be more than or equal to 47 percent and roasted at a temperature of between 900 and 1,150 DEG C; the flue gas is used for preparing the sulfuric acid; and Fe in the roasted sulfate slag is more than or equal to 62 percent, and the roasted sulfate slag can be directly manufactured into the iron pellets which are then sold to iron mills, so that the aim of comprehensive recycle is achieved.
Description
Technical field
The present invention relates to a kind of many metals comprehensive recovering process, relate in particular to a kind of comprehensive recovering process of ferro-sulphur ore containing copper, zinc and iron multi-metal, belong to metallurgical technology field.
Background technology
Sulfurous iron ore is a kind of important minerals commonly used in chemical industry raw material, is mainly used in manufacturing sulfuric acid, and part is used for industrial chemicals to produce sulphur and various sulfocompounds etc.; In industry such as rubber, papermaking, weaving, food, match and agricultural, important use is arranged all; Particularly in the national defense industry in order to make various explosives, smoke producing agent etc.At present, the production of sulfurous iron ore all is to adopt high-sulfur iron (essence) ore deposit (sulphur content 〉=25%) direct roasting, flue gas is used to prepare sulfuric acid, and metals such as copper zinc-iron wherein become oxide compound through major part after the roasting, these oxide compounds are difficult to be reclaimed, the enterprise that has just directly abandons it, so not only causes metal loss, influences economic benefit, in addition, surrounding environment has also been caused pollution.
Summary of the invention
The object of the present invention is to provide a kind of comprehensive recovering process of ferro-sulphur ore containing copper, zinc and iron multi-metal, with many metals such as efficient recovery copper, zinc, iron.
To achieve these goals, technical scheme of the present invention has adopted a kind of comprehensive recovering process of ferro-sulphur ore containing copper, zinc and iron multi-metal, may further comprise the steps: will add potent inhibitor in the sulfurous iron ore earlier, with control pH 〉=11, add collecting agent and pore forming material, differential flotation copper zinc adopts wet method smelting process to reclaim copper zinc; Activated dose of activation of mine tailing adds collecting agent and pore forming material and carries out flotation sulphur, guarantees sulphur concentrate S 〉=47%, and then carry out roasting under 900-1150 ℃ temperature, and flue gas is used to prepare sulfuric acid, and Fe in the sulfate slag after the roasting 〉=62% directly is made into iron ball group.
Described potent inhibitor is a lime.
The collecting agent that adopts in the described Floatation of Copper zinc process is the ethyl thiourethane, and pore forming material is No. 2 oil, is preferably pine camphor oil.
The add-on of described ethyl thiourethane is 100-200g/t, and the add-on of No. 2 oil is 20-80g/t.
The step that described Wet-smelting method reclaims copper zinc is: with the copper zinc ore concentrate process sulfurization roasting earlier that flotation obtains, maturing temperature is 900-1150 ℃, and flue gas reclaims and is used to make sulfuric acid, and fired slags is containing H
2SO
4Concentration is to leach in the pickling tank of 1M,, the washing dense of the ore pulp after the leaching through thickener, it is standby that beneficial flow liquid flows into the coarse fodder pond, thickener underflow be pumped into the adhesive tape type filter filter, wash filtrate, the filter residue recovery; Coarse fodder liquid and filtrate obtain smart filtrate through the essence filter, and smart filtrate pump is sent into extraction plant, and the raffinate after the extraction of Lix84-1 type extraction agent is used to reclaim zinc, extraction liquid send electrodeposition workshop section, extraction liquid is through back extraction, and wherein, reverse-extraction agent is a cupric: 30-40g/L, the solution of sulfuric acid: 160-180g/L, after obtain rich copper electrode liquid, adopt the electrowinning with insoluble anode method to obtain cathode copper, wherein anode adopts the Pb alloy material, negative electrode is a copper starting sheet, and current density is 100-200A/m
2, bath voltage is 1.5-3V.The copper raffinate is with the alkali pH value removal of impurities when being 3-6 that neutralizes, obtain the zinc extraction liquid through the extraction of P17 type extraction agent then, the zinc extraction liquid is through back extraction, reverse-extraction agent is to contain zinc: 30-50g/L, and the solution of sulfuric acid: 130-140g/L obtains rich zinc electric effusion, adopt the electrowinning with insoluble anode method to obtain cathode zinc, wherein anode adopts the Pb alloy material, and negative electrode is a zinc beginning pole plate, and current density is 100-700A/m
2
Described activator is a sulfuric acid, and wherein activator vitriolic add-on is 1000-4000g/t.
The collecting agent that adds in the described mine tailing floatation process is a butyl xanthate, and pore forming material is No. 2 oil.
The add-on of described butyl xanthate is 50-200g/t, and the add-on of No. 2 oil is 20-80g/t.
Method of the present invention is to add potent inhibitor lime in sulphur iron (essence) ore deposit earlier, with control pH 〉=11, add collecting agent and pore forming material then, differential flotation copper zinc, Cu 〉=6% in the copper zinc ore concentrate of flotation, Zn 〉=6%), adopt wet method smelting process to reclaim copper zinc then, adopt method of the present invention not only to expand the scope of application of copper zinc mixing precision processing grade, reclaimed to low-cost and high-quality the useful element in the ore, promptly be recovered to copper with high yield, reclaim again and obtained zinc, avoid the wasting of resources, improved surrounding environment greatly, eliminated zinc pollution.Activated dose of activation of mine tailing, add collecting agent and pore forming material again and carry out flotation sulphur, guarantee sulphur concentrate S 〉=47%, and then carry out roasting at 900-1150 ℃, flue gas is used to prepare sulfuric acid, and Fe in the sulfate slag after the roasting 〉=62% can directly be made into iron ball group, be sold to iron work, reach the purpose of comprehensive reutilization.The present invention has good social benefit and economic benefit, is easy to apply.
Description of drawings
Fig. 1 is a process flow sheet of the present invention.
Embodiment
As shown in Figure 1, the polymetallic comprehensive recovering process of copper zinc-iron in the sulfurous iron ore of the present invention may further comprise the steps: add potent inhibitor lime in sulphur iron (essence) ore deposit earlier, with control pH 〉=11, add ethyl thiourethane (Z-200) again and make collecting agent, the add-on of collecting agent is 150g/t, add No. 2 oil and make pore forming material, wherein the add-on of No. 2 oil is 50g/t, differential flotation copper zinc, Cu 〉=6% in the copper zinc ore concentrate of flotation, Zn 〉=6%, adopt wet method smelting process to reclaim copper zinc, be specially: with the copper zinc ore concentrate process sulfurization roasting earlier that flotation obtains, maturing temperature is 1000 ℃, flue gas reclaims and is used to make sulfuric acid, and fired slags is containing H
2SO
4Concentration is to leach in the pickling tank of 1M,, the washing dense of the ore pulp after the leaching through thickener, it is standby that beneficial flow liquid flows into the coarse fodder pond, thickener underflow be pumped into the adhesive tape type filter filter, wash filtrate, the filter residue recovery; Coarse fodder liquid and filtrate obtain smart filtrate through the essence filter, and smart filtrate pump is sent into extraction plant, and the raffinate after the extraction of Lix84-1 type extraction agent is used to reclaim zinc, extraction liquid send electrodeposition workshop section, extraction liquid is through back extraction, and wherein, reverse-extraction agent is cupric 35g/L, the solution of sulfuric acid 170g/L, after obtain rich copper electrode liquid, adopt the electrowinning with insoluble anode method to obtain cathode copper, wherein anode adopts the Pb alloy material, negative electrode is a copper starting sheet, and current density is 150A/m
2, bath voltage is 1.5V.The copper raffinate is removal of impurities in 4 o'clock with the alkali pH value that neutralizes, obtain the zinc extraction liquid through the extraction of P17 type extraction agent then, the zinc extraction liquid is through back extraction, wherein reverse-extraction agent is to contain zinc 40g/L, and the solution of sulfuric acid 135g/L obtains rich zinc electric effusion, adopt the electrowinning with insoluble anode method to obtain cathode zinc, wherein anode adopts the Pb alloy material, and negative electrode is a zinc beginning pole plate, and current density is 500A/m
2
Mine tailing adopts sulfuric acid to make activator, and the vitriolic add-on is 2000g/t; Butyl xanthate is made collecting agent, and the add-on of butyl xanthate is 100g/t; No. 2 oil is made pore forming material, and the add-on of No. 2 oil is 50g/t, carries out flotation sulphur, guarantee S 〉=47% in the sulphur concentrate, and then carry out roasting under 1050 ℃ temperature, flue gas is used to prepare sulfuric acid, Fe in the sulfate slag after the roasting 〉=62% can directly be made into iron ball group, is sold to iron work.No. 2 oil in the present embodiment are pine camphor oil.
It should be noted last that: above embodiment is the unrestricted technical scheme of the present invention in order to explanation only, although the present invention is had been described in detail with reference to the foregoing description, those of ordinary skill in the art is to be understood that: still can make amendment or be equal to replacement the present invention, and not breaking away from any modification or partial replacement of the spirit and scope of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (7)
1. the comprehensive recovering process of a ferro-sulphur ore containing copper, zinc and iron multi-metal, it is characterized in that: may further comprise the steps:,, add collecting agent and pore forming material with control pH 〉=11 with adding potent inhibitor in the sulfurous iron ore earlier, differential flotation copper zinc adopts Wet-smelting method to reclaim copper zinc; Activated dose of activation of mine tailing adds collecting agent and pore forming material and carries out flotation sulphur, guarantees sulphur concentrate S 〉=47%, and then carry out roasting under 900-1150 ℃ temperature, and flue gas is used to prepare sulfuric acid, and Fe in the sulfate slag after the roasting 〉=62% directly is made into iron ball group; The step that Wet-smelting method reclaims copper zinc is: with the copper zinc ore concentrate process sulfurization roasting earlier that flotation obtains, maturing temperature is 900-1150 ℃, and flue gas reclaims and is used to make sulfuric acid, and fired slags is containing H
2SO
4Concentration is to leach in the pickling tank of 1M,, the washing dense of the ore pulp after the leaching through thickener, it is standby that beneficial flow liquid flows into the coarse fodder pond, thickener underflow be pumped into the adhesive tape type filter filter, wash filtrate, the filter residue recovery; Coarse fodder liquid and filtrate obtain smart filtrate through the essence filter, smart filtrate pump is sent into extraction plant, raffinate after the extraction of Lix84-1 type extraction agent is used to reclaim zinc, extraction liquid send electrodeposition workshop section, extraction liquid obtains rich copper electrode liquid after back extraction, adopt the electrowinning with insoluble anode method to obtain cathode copper, and wherein anode adopts the Pb alloy material, negative electrode is a copper starting sheet, and current density is 100-200A/m
2, bath voltage is 1.5-3V; The copper raffinate is with the alkali pH value removal of impurities when being 3-6 that neutralizes, obtain the zinc extraction liquid through the extraction of P17 type extraction agent then, the zinc extraction liquid obtains rich zinc electric effusion through back extraction, adopt the electrowinning with insoluble anode method to obtain cathode zinc, wherein anode adopts the Pb alloy material, negative electrode is a zinc beginning pole plate, and current density is 100-700A/m
2
2. the comprehensive recovering process of ferro-sulphur ore containing copper, zinc and iron multi-metal according to claim 1, it is characterized in that: described potent inhibitor is a lime.
3. the comprehensive recovering process of ferro-sulphur ore containing copper, zinc and iron multi-metal according to claim 1, it is characterized in that: the collecting agent that adopts in the described Floatation of Copper zinc process is the ethyl thiourethane, pore forming material is No. 2 oil.
4. the comprehensive recovering process of ferro-sulphur ore containing copper, zinc and iron multi-metal according to claim 3, it is characterized in that: the add-on of described ethyl thiourethane is 100-200g/t, the add-on of No. 2 oil is 20-80g/t.
5. the comprehensive recovering process of ferro-sulphur ore containing copper, zinc and iron multi-metal according to claim 1, it is characterized in that: described activator is a sulfuric acid, wherein activator vitriolic add-on is 1000-4000g/t.
6. the comprehensive recovering process of ferro-sulphur ore containing copper, zinc and iron multi-metal according to claim 1, it is characterized in that: the collecting agent that adds in the described mine tailing floatation process is a butyl xanthate, pore forming material is No. 2 oil.
7. the comprehensive recovering process of ferro-sulphur ore containing copper, zinc and iron multi-metal according to claim 6, it is characterized in that: the add-on of described butyl xanthate is 50-200g/t, the add-on of No. 2 oil is 20-80g/t.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101805718A CN101451185B (en) | 2007-11-28 | 2007-11-28 | Comprehensive recovery method for ferro-sulphur ore containing copper, zinc and iron multi-metal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101805718A CN101451185B (en) | 2007-11-28 | 2007-11-28 | Comprehensive recovery method for ferro-sulphur ore containing copper, zinc and iron multi-metal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101451185A CN101451185A (en) | 2009-06-10 |
| CN101451185B true CN101451185B (en) | 2011-03-30 |
Family
ID=40733673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101805718A Active CN101451185B (en) | 2007-11-28 | 2007-11-28 | Comprehensive recovery method for ferro-sulphur ore containing copper, zinc and iron multi-metal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101451185B (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102534212A (en) * | 2010-12-20 | 2012-07-04 | 北京有色金属研究总院 | Method for separating low-concentration multiple metal ions through extraction and stepwise back-extraction |
| CN102787237A (en) * | 2011-05-20 | 2012-11-21 | 中国科学院广州地球化学研究所 | Process for recovering iron, copper, zinc, and lead in copper tailing by leaching |
| CN102274798A (en) * | 2011-09-02 | 2011-12-14 | 中南大学 | Collector for use in combined flotation of low-activity pyrite |
| CN102534188B (en) * | 2012-01-20 | 2013-10-16 | 个旧市富祥工贸有限责任公司 | Method for producing iron pellet with sulfur acid residue containing large contents of impurities and enriching valuable metal |
| CN103506223B (en) * | 2012-06-20 | 2016-01-20 | 鞍钢股份有限公司 | Combined treatment method for dressing and smelting iron ore |
| CN102824962B (en) * | 2012-09-17 | 2015-03-04 | 株洲市兴民科技有限公司 | Reagent formula used for zinc leaching residue floatation process and application method of reagent formula |
| CN104028367A (en) * | 2013-03-05 | 2014-09-10 | 中国科学院广州地球化学研究所 | Process for recycling sulfur and iron resources in copper and sulfur tailings |
| WO2015113141A1 (en) | 2014-01-31 | 2015-08-06 | Goldcorp Inc. | Process for separation of at least one metal sulfide compristng arsenic and/or antimony from a mixed sulfide concentrate |
| CN104561564A (en) * | 2014-12-27 | 2015-04-29 | 长安大学 | Method for recovering copper, silver and iron from wet zinc smelting rotary kiln slag |
| CN106591593B (en) * | 2016-11-23 | 2018-11-27 | 昆明理工大学 | A method of zinc is recycled in synchronous flotation-sulfating roasting containing zinc resource |
| CN109261371A (en) * | 2018-08-01 | 2019-01-25 | 昆明理工大学 | A kind of pyritic activation method |
| CN110117720B (en) * | 2019-05-17 | 2020-05-22 | 中南大学 | Method for comprehensively extracting valuable metals from sulfate slag through phosphorylation roasting, leaching and extraction |
| CN112517223B (en) * | 2020-10-27 | 2022-11-08 | 西北矿冶研究院 | Enrichment method of low-quality copper-zinc bulk concentrate |
| CN115818889A (en) * | 2022-12-16 | 2023-03-21 | 广东省科学院资源利用与稀土开发研究所 | Method for combined treatment of copper sulfide beneficiation wastewater |
-
2007
- 2007-11-28 CN CN2007101805718A patent/CN101451185B/en active Active
Non-Patent Citations (4)
| Title |
|---|
| 占寿祥等.硫铁矿制酸的发展前景分析.《硫酸工业》.2001,(第5期),第12-15页. * |
| 李锋.铜锌混合矿选冶新工艺研究.《矿冶》.2003,第12卷(第4期),第58-60,95页. * |
| 王中明.新桥硫铁矿矿石选矿工艺研究.有色矿山29 3.2000,29(3),32-34. |
| 王中明.新桥硫铁矿矿石选矿工艺研究.有色矿山29 3.2000,29(3),32-34. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101451185A (en) | 2009-06-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101451185B (en) | Comprehensive recovery method for ferro-sulphur ore containing copper, zinc and iron multi-metal | |
| CA2798302C (en) | Process for recovering valuable metals from precious metal smelting slag | |
| CN102994747B (en) | Technology for recovering metallic copper from high-lead copper matte | |
| CN101451196B (en) | Wet-smelting method of copper and zinc bulk concentrate | |
| CN100374592C (en) | Low pollution vanadium settling iron-removing wet zinc smelting method | |
| CN103667720B (en) | Method for recovering zinc, indium, iron, and lead from high-iron zinc oxide mixture smelted with zinc | |
| CN103276206B (en) | Method for leaching gold in alkaline thiourea system efficiently and stably | |
| CN106967884B (en) | A kind of method of silver separating residue of copper anode slime step by step arithmetic | |
| CN102787240A (en) | Method for comprehensive recovery of valuable metals from tin anode mud | |
| CN102851497A (en) | Method for treating arsenic-containing material | |
| CN108624759B (en) | Method for comprehensively recovering valuable metals from white smoke | |
| CN103757420A (en) | Method for recovering lead and silver from zinc leaching residues | |
| CN102212701A (en) | Method for recovering metallic copper and zinc from copper smelting ash | |
| CN102912138A (en) | Method of recycling zinc, manganese, lead and silver from zinc electrowinning anode mud | |
| CN106048217A (en) | Comprehensive recycling method for zinc oxide powder | |
| CN106636667A (en) | Method for recycling manganese and silver from manganese-silver ores | |
| CN104017991A (en) | Process for efficiently and selectively separating copper in lead copper matte | |
| CN104195345A (en) | Process for recovering sulfur, lead, zinc and silver from oxygen-enriched directly leached residues of zinc concentrates or lead-zinc mixed ores | |
| CN104561578A (en) | Method for extracting gold from ores and special gold-melting mixture | |
| CN103243349A (en) | Comprehensive zinc hydrometallurgy recovery system technique | |
| CN104419826B (en) | The method that ammonia soaks Zinc Oxide electrowinning zinc | |
| CN106498181A (en) | Green metallurgy extraction method for lead-zinc oxide ore | |
| CN105219973A (en) | Cyanide-free gold extraction method by short-process molten salt of cyanide tailings | |
| CN109055764B (en) | Comprehensive recovery method of high-chlorine low-zinc material | |
| CN104087971B (en) | Method for treating lead matte |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Anli Inventor after: Yang Qingshi Inventor after: Li Jianzheng Inventor after: Liu Xiaobo Inventor after: Pan Shaohua Inventor after: Fan Shangli Inventor after: Li Manwang Inventor after: Wang Xiaofei Inventor after: Song Baoqi Inventor before: Wang Anli Inventor before: Yang Qingshi Inventor before: Li Manwang Inventor before: Wang Xiaofei Inventor before: Song Baoqi |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: WANG ANLI YANG QINGSHI LI MANWANG WANG XIAOFEI SONG BAOQI TO: WANG ANLI YANG QINGSHI LI JIANZHENG LIU XIAOBO PAN SHAOHUA FAN SHANGLI LI MANWANG WANG XIAOFEI SONG BAOQI |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: LINGBAO JINYUAN MINING CO., LTD. Free format text: FORMER NAME: LINGBAO CITY JINYUAN MINING CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 472500, Jincheng Road, Lingbao City, Henan, Sanmenxia 20 Patentee after: Lingbao Jinyuan Mining Co.,Ltd. Address before: 472500, Jincheng Road, Lingbao City, Henan Province, No. 20 Patentee before: Lingbao City Jinyuan Mining Co., Ltd. |