CN103464305A - Noble metals beneficiation agent and preparation method and application thereof - Google Patents
Noble metals beneficiation agent and preparation method and application thereof Download PDFInfo
- Publication number
- CN103464305A CN103464305A CN2013104016061A CN201310401606A CN103464305A CN 103464305 A CN103464305 A CN 103464305A CN 2013104016061 A CN2013104016061 A CN 2013104016061A CN 201310401606 A CN201310401606 A CN 201310401606A CN 103464305 A CN103464305 A CN 103464305A
- Authority
- CN
- China
- Prior art keywords
- noble metal
- ore
- dressing agent
- gold
- grams
- 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.)
- Granted
Links
Landscapes
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses noble metals beneficiation agent. The noble metals beneficiation agent is characterized by containing 6-12 parts of alkali hydroxide, 8-16 parts of alkali carbonate, 20-40 parts of urea, 12-20 parts of potassium ferrocyanide, 4-8 parts of sodium chloride cynanide, and 2-5 parts of butyl xanthate. A preparation method of the noble metals beneficiation agent includes: proportionally mixing well the alkali hydroxide, the alkali carbonate, the urea and the potassium ferrocyanide, heating to 600-1000 DEG C to keep material molten for 1-2h, cooling to the room temperature, crushing, and evenly mixing the crushed material with the sodium chloride cynanide and the butyl xanthate so as to obtain the noble metals beneficiation agent. The invention further discloses an application method of the noble metals beneficiation agent.
Description
Technical field
The present invention relates to the oxide of a kind of noble metal mineral dressing additive, particularly gold, silver and copper or/and dressing agent of sulfide and its preparation method and application.
Background technology
Along with improving constantly of people's living standard, the demand of gold is enlarged rapidly, only have continuous searching, develop new gold mineral resources, could meet people to beautiful pursuit.But along with the exhaustion of high-grade gold deposits, and consider economy and environment protection problem, must study processing, the leaching difficult problem of poor value.Chinese patent title: a kind of mineral dressing additive for gold mine and preparation method thereof, application (patent) number: 201010553418.7, open (bulletin) number: CN102166545A, application (patent right) people: fault is bright, a kind of additive that can process low-grade gold is disclosed, this additive has the advantages such as the rate of recovery of leaching is high, environmental protection, but this dressing agent can only be applicable to the noble metal oxide ore, leaching effect to the noble metal sulphide ore is very poor, and often the oxide ore of noble metal and sulphide ore are symbiosis, this has caused the waste of the resource of noble metal unavoidably.The dressing agent report that is applicable to the noble metal sulphide ore is also arranged, as the Chinese patent title: noble metal and nonferrous metal sulfide mineral composite chemical for floatating, application (patent) number: the CN99113384.6 applying date: 1999.10.29, open (bulletin) number: CN1294032, open (bulletin) day: 2001.05.09, application (patent right) people: Shenyang Mining and Metallurgical Industry Inst., address: No. 70, nine Road, Shenyang City, Liaoning Province Tiexi District south invention (design) people: Han Shushan summary: noble metal and nonferrous metal sulfide mineral floating agent field, contain: dialkyl dithiophosphate 30%-60%, dialkyl thiocarbamic acid ester 8%-14%, mixed fatty alcohol 8%-24%, aromatic naphtha 4%-8%, sodium carboxymethylcellulose 0%-30%, water 15%-36%, it is little that this invention has consumption, cost is low, medicament interpolation system is easy, to the metal recovery index, good improvement can be arranged.But this dressing agent is comprised of organic chemical reagent, price, toxicity is high, and environment is had to pollution.
Summary of the invention
The objective of the invention is to disclose a kind of dressing agent that is applicable to noble metal oxide ore and sulphide ore, this dressing agent all is comprised of low toxicity or even nontoxic inorganic compound, and cost is low, environmentally friendly; The present invention discloses preparation method and the using method of this dressing agent equally.
The solution of the present invention is:
The precious metal ore agent comprises the raw material of following parts by weight:
Alkali metal hydroxide 6～12;
Alkali carbonate 8～16;
Urea 20～40;
Potassium ferrocyanide 12～20;
Chlorination hydroxyl sodium salt 4～8;
Butyl xanthate, 2～5;
Described alkali metal hydroxide is NaOH or potassium hydroxide or their mixture;
Described alkali carbonate is the composition of any or they in sodium carbonate, potash, sodium acid carbonate or saleratus.
Described potassium ferrocyanide chemical name is potassium ferrocyanide (chemical formula K
4[Fe(CN)
6] 3H
2o), sodium ferrocyanide (chemical formula Na
4[Fe(CN)
6] 3H
2o), pale yellow crystals, be the complex of iron and cyanogen formation.Mainly for the manufacture of paint, printing ink, pigment, pharmacy, metal heat treatmet, salt anticaking agent, food additives and steel and iron industry and rub leather etc.
Described chlorination hydroxyl sodium salt, chemicals popular name: gold ore agent, chemical classes English name: Sodium chloride cynanide, chemical molecular formula: Na
3cNOHCl, be a kind of New Gold dressing agent, can be applicable to the noble metal sulphide ore, and cost is low, and toxicity is little.
Described butyl xanthate is sodium n-butyl-xanthate C
4h
9oCSSNa or potassium butyl xanthate C
4h
9oCSSK, can be the normal-butyl xanthates, can be also the isobutyl group xanthates.
The production method of noble metal dressing agent of the present invention: alkali metal hydroxide, alkali carbonate, urea and potassium ferrocyanide are proportionally, mix, then be heated to 600～1000 ℃, make material keep 1～2h under molten condition, be cooled to normal temperature, mix with chlorination hydroxyl sodium salt and butyl xanthate after pulverizing, obtain the noble metal dressing agent.
The using method of described noble metal dressing agent is: noble metal dressing agent water is dissolved, and the dose according to ore 50 grams per ton～250 grams, add in breeze and soak, and extraction time is 5～20 hours.
The using method of noble metal dressing agent of the present invention, can also add lime to admix use, method is: will add dressing agent of the present invention after ore grinding, ore per ton adds dressing agent 50 grams～250 grams, ore per ton adds 20～30 kilograms, lime, and per kilogram noble metal dressing agent adds 200 kilograms of dissolvings of water in advance, with breeze, lime, mixes, the peak period of ore extraction time is 5～12 hours, then by conventional method, reclaims gold, silver and bronze.
The outstanding substantive distinguishing features of noble metal dressing agent of the present invention and significant progress are:
1. can be widely used in the production in noble metal mine, such as immersion, the heap of the sulphide ore of the oxide ore of gold, silver and bronze, gold, silver and bronze, drench etc., can also be used in the industrial production industries such as plating, substitute the medicine of hypertoxic Cymag, the nontoxic cyaniding medicines all with other are compared, there is the advantages such as the property of medicine is stable, the medicine environmental protection, and cost is lower.
2. noble metal dressing agent toxicity of the present invention is low, safe.
3 add chlorination hydroxyl sodium salt and butyl xanthate, can also make collecting agent, its collecting ability is stronger, it is the collecting agent that is applicable to copper, lead, zinc, Ni sulphide mine, special in the complicated ore that contains a small amount of sulphide ore, the sulphide ore raw material to containing partial oxidation copper, lead ore for example, its collecting ability is strong.
The specific embodiment
Embodiment 1
Get NaOH 8kg, sodium carbonate 12kg, urea 24kg and potassium ferrocyanide 14kg, mix, be heated to 600-1000 ℃, after molten state, be incubated 1h, be cooled to room temperature, pulverize, add 5kg chlorination hydroxyl sodium salt, 1kg potassium butyl xanthate to mix, obtain the noble metal dressing agent.
Embodiment 2
Get potassium hydroxide 10kg, potash 14kg, urea 30kg and potassium ferrocyanide 16kg, mix, and is heated to 600-1000 ℃, after molten state, is incubated 1.5h, is cooled to room temperature, pulverizes, and adds 6kg chlorination hydroxyl sodium salt, 2kg sodium n-butyl-xanthate C
4h
9oCSSNa, mix, and obtains the noble metal dressing agent.
Embodiment 3
Get potassium hydroxide 6kg, sodium acid carbonate 16kg, urea 36kg and potassium ferrocyanide 18kg, mix, and is heated to 600-1000 ℃, after molten state, is incubated 1.5h, is cooled to room temperature, pulverizes, and adds 7kg chlorination hydroxyl sodium salt, 2kg sodium n-butyl-xanthate C
4h
9oCSSNa, mix, obtain the noble metal dressing agent.
Embodiment 4
Get potassium hydroxide 12kg, saleratus 8kg, urea 20kg and potassium ferrocyanide 12kg, mix, and is heated to 600-1000 ℃, after molten state, is incubated 2h, is cooled to room temperature, pulverizes, and adds 4kg chlorination hydroxyl sodium salt, mixes, and obtains the noble metal dressing agent.
Embodiment 5
Get NaOH 12kg, sodium acid carbonate 10kg, urea 40kg and potassium ferrocyanide 20kg, mix, be heated to 600-1000 ℃, after molten state, be incubated 2h, be cooled to room temperature, pulverize, add 8kg chlorination hydroxyl sodium salt, 3kg sodium isobutyl xanthan, mix, obtain the noble metal dressing agent.
Embodiment 6
Get potassium hydroxide 6kg, sodium acid carbonate 16kg, urea 32kg and potassium ferrocyanide 18kg, mix, and is heated to 600-1000 ℃, after molten state, is incubated 1.5h, is cooled to room temperature, pulverizes, and adds 6kg chlorination hydroxyl sodium salt, 5kg sodium n-butyl-xanthate C
4h
9oCSSNa, mix, obtain the noble metal dressing agent.
Use embodiment 1
Get 20 tons of certain Oxidized Gold Ores containing golden 3.4 grams/ton and the aurosulfo ore of 0.56 gram/ton, after pulverizing, add water and lime to stir, then add the present invention's 1000 grammes per square metre metal dressing agents, soak 20 hours, then by the liquid active carbon adsorption leached, after roasting, refinement, obtain 60.4 gram gold.
Use embodiment 2
Get 20 tons of breezes containing golden 3.2 grams/ton, the breeze of argentiferous 30.6 grams/ton, add the present invention's 5000 grammes per square metre metal dressing agents, the heavy metal dressing agent adds 200 kilograms of dissolvings of water in advance, with breeze, 400kg lime, mix, soak 12 hours, then reclaim by conventional method, obtain 46.4 gram metallic gold, 517.7 gram argents.
Use embodiment 3
Get ore deposit silver oxide and the silver sulfide ore of 20 tons of argentiferous, 50.4 grams/ton, add the present invention's 2500 grammes per square metre metal dressing agents after pulverizing, the heavy metal dressing agent adds 200 kilograms of dissolvings of water in advance, with breeze, 500kg lime, mix, soak 5 hours, then reclaim by conventional method, obtain 826.6 gram argents.
Use embodiment 4
Get 20 tons of argentiferous, 30.4 grams/ton, the ore of cupric 60 grams/ton, add the present invention's 4000 grammes per square metre metal dressing agents after pulverizing, the heavy metal dressing agent adds 200 kilograms of dissolvings of water in advance, mix with breeze, 560kg lime, soak 15 hours, then reclaim by conventional method, obtain 522.9 gram argents, 1026.4 gram copper.
The comparative example
Get NaOH 8kg, sodium carbonate 12kg, urea 24kg and potassium ferrocyanide 14kg, mix, and is heated to 600-1000 ℃, after molten state, is incubated 1h, is cooled to room temperature, pulverizes, and obtains dressing agent A.
The noble metal dressing agent obtained with dressing agent A and embodiment 2 is to 20 tons of breezes containing golden 3.2 grams/ton, and the breeze of argentiferous 30.6 grams/ton, leach under similarity condition, and the noble metal dressing agent of embodiment 2 obtains 46.4 gram metallic gold, 517.7 gram silver; Dressing agent A obtains 44.2 gram metallic gold, 503.4 gram silver; This is that it can leach the noble metal in noble metal sulphide, so the yield of noble metal is high because the noble metal dressing agent that embodiment 2 obtains contains chlorination hydroxyl sodium salt and sodium n-butyl-xanthate.
The noble metal dressing agent of other embodiment production also has leaching rate preferably to the precious metal ore that contains sulfide.
Claims (5)
1. a precious metal ore agent, is characterized in that, comprises the raw material of following parts by weight:
Alkali metal hydroxide 6～12;
Alkali carbonate 8～16;
Urea 20～40;
Potassium ferrocyanide 12～20;
Chlorination hydroxyl sodium salt 4～8;
Butyl xanthate 2～5;
Described alkali metal hydroxide is NaOH or potassium hydroxide or their mixture;
Described alkali carbonate is the composition of any or they in sodium carbonate, potash, sodium acid carbonate or saleratus;
Described butyl xanthate is sodium n-butyl-xanthate or potassium butyl xanthate.
2. the production method of noble metal dressing agent according to claim 1, it is characterized in that, alkali metal hydroxide, alkali carbonate, urea and potassium ferrocyanide are proportionally, mix, then be heated to 600～1000 ℃, make material keep 1～2h under molten condition, be cooled to normal temperature, mix with chlorination hydroxyl sodium salt and butyl xanthate after pulverizing, obtain the noble metal dressing agent.
3. the using method of noble metal dressing agent according to claim 1, is characterized in that, noble metal dressing agent water is dissolved, and the dose according to ore 50 grams per ton～250 grams, add in breeze and soak, and extraction time is 5～20 hours.
4. the using method of noble metal dressing agent according to claim 1, it is characterized in that, mineral dressing additive will be added after ore grinding, ore per ton adds mineral dressing additive 50 grams～250 grams, ore per ton adds 20～30 kilograms, lime, and per kilogram gold, silver and bronze mineral dressing additive adds 200 kilograms of dissolvings of water in advance, with breeze, lime, mixes, the peak period of ore extraction time is 5～12 hours, then by conventional method, reclaims gold, silver and bronze.
Yellow noble metal dressing agent claimed in claim 1 at the oxide of gold, silver and copper or/and sulfide extracts the application aspect gold, silver and bronze.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310401606.1A CN103464305B (en) | 2013-09-06 | 2013-09-06 | Noble metals beneficiation agent and preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310401606.1A CN103464305B (en) | 2013-09-06 | 2013-09-06 | Noble metals beneficiation agent and preparation method and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103464305A true CN103464305A (en) | 2013-12-25 |
| CN103464305B CN103464305B (en) | 2015-07-15 |
Family
ID=49789475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310401606.1A Active CN103464305B (en) | 2013-09-06 | 2013-09-06 | Noble metals beneficiation agent and preparation method and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103464305B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103861232A (en) * | 2014-03-21 | 2014-06-18 | 南京市环境保护科学研究院 | Stabilization chemical agent and processing method for processing nickel-containing dead catalyst |
| CN103981374A (en) * | 2014-05-19 | 2014-08-13 | 中国科学院兰州化学物理研究所 | Method for synthesizing environment-friendly cyanate gold leaching agent |
| CN108435438A (en) * | 2018-05-11 | 2018-08-24 | 西安建筑科技大学 | A kind of suppression copper deactivator, preparation method and copper-bearing mineral method for floating |
| CN111926185A (en) * | 2020-07-09 | 2020-11-13 | 福建闽航电子有限公司 | Recycling process of precious metal |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0476078B1 (en) * | 1990-02-23 | 1994-09-07 | Cra Services Limited | Extraction and recovery of gold |
| CN102121067A (en) * | 2010-12-15 | 2011-07-13 | 广西富皇矿业有限公司 | Nuisanceless oredressing additive as well as preparation method and application thereof |
| CN102166545A (en) * | 2010-11-22 | 2011-08-31 | 阙明 | Mineral dressing additive for gold mine and preparation method thereof |
| CN102321807A (en) * | 2011-07-13 | 2012-01-18 | 广西富皇矿业有限公司 | Production and using method of environmentally-friendly noble metal mineral processing reagent |
-
2013
- 2013-09-06 CN CN201310401606.1A patent/CN103464305B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0476078B1 (en) * | 1990-02-23 | 1994-09-07 | Cra Services Limited | Extraction and recovery of gold |
| CN102166545A (en) * | 2010-11-22 | 2011-08-31 | 阙明 | Mineral dressing additive for gold mine and preparation method thereof |
| CN102121067A (en) * | 2010-12-15 | 2011-07-13 | 广西富皇矿业有限公司 | Nuisanceless oredressing additive as well as preparation method and application thereof |
| CN102321807A (en) * | 2011-07-13 | 2012-01-18 | 广西富皇矿业有限公司 | Production and using method of environmentally-friendly noble metal mineral processing reagent |
Non-Patent Citations (1)
| Title |
|---|
| 巫汉泉: "国内外金银综合回收研究的进展", 《矿产综合利用》, no. 1, 31 December 1984 (1984-12-31) * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103861232A (en) * | 2014-03-21 | 2014-06-18 | 南京市环境保护科学研究院 | Stabilization chemical agent and processing method for processing nickel-containing dead catalyst |
| CN103861232B (en) * | 2014-03-21 | 2017-05-24 | 南京市环境保护科学研究院 | Stabilization chemical agent and processing method for processing nickel-containing dead catalyst |
| CN103981374A (en) * | 2014-05-19 | 2014-08-13 | 中国科学院兰州化学物理研究所 | Method for synthesizing environment-friendly cyanate gold leaching agent |
| CN103981374B (en) * | 2014-05-19 | 2015-11-18 | 中国科学院兰州化学物理研究所 | A kind of environmentally friendly cyanate soaks the synthetic method of golden agent |
| CN108435438A (en) * | 2018-05-11 | 2018-08-24 | 西安建筑科技大学 | A kind of suppression copper deactivator, preparation method and copper-bearing mineral method for floating |
| CN111926185A (en) * | 2020-07-09 | 2020-11-13 | 福建闽航电子有限公司 | Recycling process of precious metal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103464305B (en) | 2015-07-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102121067B (en) | Nuisanceless oredressing additive as well as preparation method and application thereof | |
| CN102321807B (en) | The production of environment-friendly type precious metal dressing agent and using method | |
| CN102277483B (en) | Method for preparing rare earth chloride by using Baiyunebo rare earth concentrate | |
| CN101538648B (en) | Method for activating ammonia leaching for high calcium-magnesium zinc oxide ore | |
| CN101575673B (en) | Method for separating and extracting copper and cobalt-nickel in low-grade complex mixed copper-cobalt ore | |
| CN103320628B (en) | Method for reducing acid consumption by concentrated acid aging method in process of leaching vanadium from navajoite | |
| CN103805792B (en) | Special gold dissolving agent for gold ore | |
| CN103464305B (en) | Noble metals beneficiation agent and preparation method and application thereof | |
| CN102206755A (en) | Method for separating and recovering valuable elements from neodymium-iron-boron wastes | |
| CN103937986A (en) | Preparation method of environment-friendly type precious metal beneficiation agent | |
| CN104263909B (en) | Process for recovering nickel, cobalt and iron from nickel oxide ores by virtue of roasting and water leaching | |
| CN104212976B (en) | The method reclaiming silver from wet method zinc abstraction waste residue | |
| CN103421956A (en) | Technology for recycling platinum and palladium from acid solution containing low concentration of platinum family precious metals by adopting reducing precipitation method | |
| CN102703689A (en) | Process method for extracting and separating iron from industrial waste iron mud and preparing iron oxide red | |
| CN102643976B (en) | Composite additive for producing nickel-iron particles by using laterite, and application method thereof | |
| CN105463203A (en) | Gold ore low-toxicity efficient mineral separation addition agent and preparing method thereof | |
| CN101525692B (en) | Method for utilization of copper-nickel-tungsten alloy waste | |
| CN113278814A (en) | Environment-friendly low-toxicity gold extraction agent, preparation method thereof and gold leaching method | |
| CN112662887A (en) | Noble metal extracting and selecting agent | |
| CN110564961A (en) | Method for reducing leached hydrocobaltite | |
| CN101386922B (en) | Method for extracting molybdenum by roasting high impurity sodium carbonate nickel-ferro-molybdenum | |
| CN102534208B (en) | Method for alkaline leaching of waste residue containing zinc ferrite or lean zinc ore | |
| CN102912124B (en) | Method for recovering nickel, cobalt, manganese and iron by hydrochloric acid leaching of nickel oxide ore | |
| CN104060109A (en) | Method for extracting vanadium by virtue of leaching | |
| CN101298639B (en) | Comprehensive utilization process of malachite ore |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180917 Address after: 530031 No. 119, Sha Street Park, Ting Jiang Road, Jiangnan District, Nanning, the Guangxi Zhuang Autonomous Region Patentee after: Guangxi Zhong He Lian Ju Environmental Protection Technology Co., Ltd. Address before: 530028 9 Yue Wan Road, Qingxiu District, Nanning, the Guangxi Zhuang Autonomous Region Patentee before: Peace & Power Tech Co., Ltd. |