CN103952548B - A kind of bidery metal continuous chlorine leaching method - Google Patents
A kind of bidery metal continuous chlorine leaching method Download PDFInfo
- Publication number
- CN103952548B CN103952548B CN201410179598.5A CN201410179598A CN103952548B CN 103952548 B CN103952548 B CN 103952548B CN 201410179598 A CN201410179598 A CN 201410179598A CN 103952548 B CN103952548 B CN 103952548B
- Authority
- CN
- China
- Prior art keywords
- leaching
- compartment
- bidery metal
- filter residue
- chlorine
- 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
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
Abstract
A kind of bidery metal continuous chlorine leaching method, comprises the following steps: sieves after being pulverized by bidery metal, obtains 80～100 powder materials；Bidery metal powder is continuously added to three compartment leaching kettles, in three compartment leaching kettles, adds the hydrochloric acid solution that concentration is 60～80g/L；In each compartment of three compartment leaching kettles, it is passed through chlorine, different current potentials is set in each compartment, after fully leaching reaction, obtain slurry；Slurry is drained into continuously leaching medial launder, is filtrated to get leachate and filter residue with plate and frame filter press；By discarded after scrubbed for filter residue filtration, filter residue cleaning fluid reclaims.Bidery metal powder has possessed higher reactivity after being pulverized, its speed participating in turnover reaction can be strengthened, using chlorine as oxidant in leaching process, by controlling the current potential in leaching kettle, make the valuable metals such as the copper in powder, cobalt, iron be chloride form dissolve enter solution, cobalt, copper leaching rate up to more than 99%.
Description
Technical field
The present invention relates to technical field of non-ferrous metallurgy, specifically a kind of bidery metal continuous chlorine leaching method.
Background technology
Bidery metal is a kind of copper-cobalt alloy, and in metallic particles shape, it is mainly composed of Co, Cu, Fe, and these three element is hundred
Close in content ratio close to 1:1:1, conventional extract technology is mainly nitration mixture and leaches and oxidation acid leaching, exist leaching rate low,
Reaction speed is slow, and leached mud is high containing cobalt cupric, and economy is the best.
Summary of the invention
The technical problem to be solved is to provide a kind of bidery metal continuous chlorine leaching method.
The present invention solves its technical problem by the following technical solutions.
A kind of bidery metal continuous chlorine leaching method, comprises the following steps:
Step 1, sieves after being pulverized by bidery metal, obtains-80～-100 powder materials；
Step 2, is continuously added to the bidery metal powder obtained in step 1 to three compartment leaching kettles, to three compartment leaching kettles
Interior addition concentration is the hydrochloric acid solution of 60～80g/L, and hydrochloric acid solution and bidery metal powder quality ratio for 5:1, leaches temperature in the kettle
85～110 DEG C；In 1#, 2# and 3# room of three compartment leaching kettles, it is passed through chlorine, different current potentials is set in each compartment, when each
Current potential in compartment reaches to set and stops supply chlorine after current potential, and each compartment potential value arranges and is shown in Table 1:
Table 1
| Project | Control range (calomel electrode) |
| Leaching kettle 1#Room current potential | 480-500mv |
| Leaching kettle 2#Room current potential | 500-550mv |
| Leaching kettle 3#Room current potential | ＞ 600mv |
, after fully leaching reaction, obtain slurry；
Step 3, obtains slurry and drains into leaching medial launder continuously, be filtrated to get leaching with plate and frame filter press after step 2 being leached
Go out liquid and filter residue；
Step 4, by discarded after scrubbed for filter residue filtration, filter residue cleaning fluid reclaims.
A kind of bidery metal continuous chlorine leaching method that the present invention provides, bidery metal powder has possessed higher after being pulverized
Reactivity, can be strengthened its speed participating in turnover reaction, using chlorine as oxidant in leaching process, be leached by control
Current potential in still, making the valuable metals such as the copper in powder, cobalt, iron is that chloride form dissolves entrance solution, cobalt, the leaching rate of copper
Up to more than 99%, the economy of bidery metal leaching process significantly improves.
Accompanying drawing explanation
Fig. 1 is the present invention three compartment leaching kettle structural representation.
Detailed description of the invention
A kind of bidery metal continuous chlorine leaching method, comprises the following steps:
Step 1, sieves after being pulverized by bidery metal；Vibromill adds spin vibration sieve and realizes mill screen banks conjunction and vibromill series-parallel system
Comminuting matter, obtains-80～-100 powder materials after sieving；
Step 2, as it is shown in figure 1, bidery metal powder is continuously added to three compartments leach by screw(-type) feeder by charging aperture 4
The 1# compartment 1 of still, 2# compartment 2,3# compartment 3, and in three compartment leaching kettles, add the hydrochloric acid solution work that concentration is 60～80g/L
For leachate initial acid, hydrochloric acid solution and bidery metal powder quality ratio for 5:1, leaches temperature in the kettle 85～110 DEG C；Pass through chlorine
Add entrance 6 and be passed through chlorine in the 1# compartment 1 of three compartment leaching kettles, 2# compartment 2 and 3# compartment 3, arrange different in each compartment
Current potential, stops supply chlorine after the current potential in each compartment reaches to set current potential；Current potential in compartment arranges value and is shown in Table 1:
Table 1
| Project | Control range (calomel electrode) |
| Leaching kettle 1#Room current potential | 480-500mv |
| Leaching kettle 2#Room current potential | 500-550mv |
| Leaching kettle 3#Room current potential | ＞ 600mv |
, it is stirred continuously by the stirring vane 7 arranged in each compartment, after fully leaching reaction, obtains slurry；
Step 3, obtains slurry and is continuously displaced into leaching medial launder from discharge gate 5, use plate and frame filter press mistake after step 2 being leached
Filter obtains leachate and filter residue；
Step 4, by discarded after scrubbed for filter residue filtration, filter residue cleaning fluid reclaims.
Embodiment 1
Bidery metal is crushed and screened to-80 mesh, the bidery metal material after screening is put into three with the input speed of 400kg/h
Compartment reactor, bidery metal input amount 400kg/h, chlorine addition 570kg/h, initial acid is 60g/L hydrochloric acid solution, liquid
Gu ratio 5:1, leaching process temperature 85 DEG C, leaching kettle 1# compartment current potential 497mV, 2# compartment current potential 500mV, 3# compartment current potential
655mV, extraction time 8.2h, obtain slurry；Drain into leaching medial launder continuously by obtaining slurry after leaching, use plate and frame filter press mistake
Filter obtains leachate and filter residue；By discarded after scrubbed for filter residue filtration, filter residue cleaning fluid reclaims.
Embodiment 2
Bidery metal is crushed and screened to-100 mesh, the bidery metal material after screening is put into the input speed of 400kg/h
Three compartment reactors, bidery metal input amount 400kg/h, chlorine addition 570kg/h, initial acid is 70/L hydrochloric acid solution,
Liquid-solid ratio 5:1, leaching process temperature 104 DEG C, leaching kettle 1# compartment current potential 480mV, 2# compartment current potential 520mV, 3# compartment current potential
680mV, extraction time 8h, obtain slurry；Drain into leaching medial launder continuously by obtaining slurry after leaching, filter with plate and frame filter press
Obtain leachate and filter residue；By discarded after scrubbed for filter residue filtration, filter residue cleaning fluid reclaims.
Embodiment 3
Bidery metal is crushed and screened to-80 mesh, the bidery metal material after screening is put into three with the input speed of 400kg/h
Compartment reactor, bidery metal input amount 400kg/h, chlorine addition 570kg/h, initial acid 80g/L hydrochloric acid solution, liquid-solid
Ratio 5:1, leaching process temperature 110 DEG C, leaching kettle 1# compartment current potential 495mV, 2# compartment current potential 550mV, 3# compartment current potential
685mV, extraction time 7.5h, obtain slurry；Drain into leaching medial launder continuously by obtaining slurry after leaching, use plate and frame filter press mistake
Filter obtains leachate and filter residue；By discarded after scrubbed for filter residue filtration, filter residue cleaning fluid reclaims.
Embodiment 4
Bidery metal is crushed and screened to-90 mesh, the bidery metal material after screening is put into three with the input speed of 400kg/h
Compartment reactor, bidery metal input amount 400kg/h, chlorine addition 570kg/h, initial acid is 60g/L hydrochloric acid solution, liquid
Gu ratio 5:1, leaching process temperature 85 DEG C, leaching kettle 1# compartment current potential 497mV, 2# compartment current potential 550mV, 3# compartment current potential
685mV, extraction time 8h, obtain slurry；Drain into leaching medial launder continuously by obtaining slurry after leaching, filter with plate and frame filter press
Obtain leachate and filter residue；By discarded after scrubbed for filter residue filtration, filter residue cleaning fluid reclaims.
Embodiment 5
Bidery metal is crushed and screened to-100 mesh, the bidery metal material after screening is put into the input speed of 400kg/h
Three compartment reactors, bidery metal input amount 400kg/h, chlorine addition 570kg/h, initial acid is 70g/L hydrochloric acid solution,
Liquid-solid ratio 5:1, leaching process temperature 104 DEG C, leaching kettle 1# compartment current potential 497mV, 2# compartment current potential 550mV, 3# compartment current potential
685mV, extraction time 8.5h, obtain slurry；Drain into leaching medial launder continuously by obtaining slurry after leaching, use plate and frame filter press mistake
Filter obtains leachate and filter residue；By discarded after scrubbed for filter residue filtration, filter residue cleaning fluid reclaims.
Claims (1)
1. a bidery metal continuous chlorine leaching method, it is characterised in that comprise the following steps:
Step 1, sieves after being pulverized by bidery metal, obtains-80～-100 powder materials；
Step 2, is continuously added to the bidery metal powder obtained in step 1 to three compartment leaching kettles, adds in three compartment leaching kettles
Enter the hydrochloric acid solution that concentration is 60～80g/L, hydrochloric acid solution and bidery metal powder quality ratio for 5:1, leach temperature in the kettle 85～
110℃；Being passed through chlorine in 1#, 2# and 3# room of three compartment leaching kettles, arrange different current potentials in each compartment, potential value is shown in Table
1:
Table 1
Slurry is obtained after fully leaching reaction；
Step 3, obtains slurry and drains into leaching medial launder continuously, be filtrated to get leachate with plate and frame filter press after step 2 being leached
And filter residue；
Step 4, by discarded after scrubbed for filter residue filtration, filter residue cleaning fluid reclaims.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410179598.5A CN103952548B (en) | 2014-04-30 | 2014-04-30 | A kind of bidery metal continuous chlorine leaching method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410179598.5A CN103952548B (en) | 2014-04-30 | 2014-04-30 | A kind of bidery metal continuous chlorine leaching method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103952548A CN103952548A (en) | 2014-07-30 |
| CN103952548B true CN103952548B (en) | 2016-08-17 |
Family
ID=51329895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410179598.5A Active CN103952548B (en) | 2014-04-30 | 2014-04-30 | A kind of bidery metal continuous chlorine leaching method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103952548B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101109043A (en) * | 2006-07-21 | 2008-01-23 | 刘伟锋 | Method for processing cunico |
| CN101157982A (en) * | 2006-10-08 | 2008-04-09 | 中国恩菲工程技术有限公司 | Method for leaching bidery metal by sulfuric acid and inflation agitation leaching trough |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100523846B1 (en) * | 2003-07-14 | 2005-10-26 | 한국지질자원연구원 | Leaching method of Valuable metals from Matte produced Deep ocean Manganese Nodules |
-
2014
- 2014-04-30 CN CN201410179598.5A patent/CN103952548B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101109043A (en) * | 2006-07-21 | 2008-01-23 | 刘伟锋 | Method for processing cunico |
| CN101157982A (en) * | 2006-10-08 | 2008-04-09 | 中国恩菲工程技术有限公司 | Method for leaching bidery metal by sulfuric acid and inflation agitation leaching trough |
Non-Patent Citations (2)
| Title |
|---|
| "钴白合金处理工艺进展及研究方向";焦翠燕等;《金属材料与冶金工程》;20110430;第39卷(第2期);正文第58-63页 * |
| "钴白合金湿法冶金工艺研究";王含渊等;《矿冶》;19970331;第6卷(第1期);正文第67-68页2.1-2.2 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103952548A (en) | 2014-07-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Srivastava et al. | Novel aqueous processing of the reverted turbine-blade superalloy for rhenium recovery | |
| CN104357661B (en) | A kind of Recovering Copper from lead copper matte, the method for indium | |
| Mehmet et al. | Optimization of selective leaching of Zn from electric arc furnace steelmaking dust using response surface methodology | |
| CN104928478B (en) | A kind of method of electroplating sludge comprehensively recovering valuable metal | |
| CN106319233B (en) | The technique of arsenic alkaline slag room temperature wet method harmless treatment | |
| CN110983047B (en) | Method for recovering multiple valuable substances from waste diamond tool bit raw materials | |
| CN104694764A (en) | Reinforced leaching method of fine-grained encapsulated gold | |
| CN105219968B (en) | A kind of method of titanium and iron in acidleach precipitate flotation combined recovery red mud | |
| CN112095005A (en) | Method for leaching nickel and cobalt from rough nickel and cobalt hydroxide in two stages | |
| CN103866142A (en) | Method of recycling molybdenum and rhenium from molybdenum concentrate by hydrometallurgy | |
| CN104310495B (en) | A kind of Leaching in Hydrochloric Acid nickel hydroxide cobalt is produced the method for nickel chloride solution | |
| CN103114202A (en) | Comprehensive recovery process for environment-friendly type refractory gold-silver ore multi-metals | |
| CN106222430A (en) | Method for recovering copper and cobalt from copper-cobalt slag by wet metallurgy | |
| CN106086417A (en) | A kind of method extracting copper and gold from waste mobile phone circuit board | |
| CN102757022B (en) | Technology for extracting tellurium product and valuable metal from lead anode slime | |
| CN109628744A (en) | A method of recycling tungsten and cobalt from tungstenic waste hand alloy material | |
| CN102560109A (en) | Method for extracting copper, nickel and cobalt intermediate products from copper and cobalt ore at low cost | |
| CN102226236B (en) | Hydrometallurgical method for comprehensively recycling components in lateritic nickel ore as products | |
| CN113122718B (en) | Two-stage leaching process of black copper mud | |
| CN105734293B (en) | A kind of high-grade lead copper matte resource comprehensive utilization technique | |
| CN102643986A (en) | Method for producing electrolytic manganese by taking pyrolusite as raw material through wet method reduction leaching | |
| CN111057853B (en) | Method for efficiently recovering multiple valuable substances from waste diamond tool bit raw materials | |
| CN104152711B (en) | Method and device for performing all-mud cyaniding recycling on gold ores | |
| CN103952548B (en) | A kind of bidery metal continuous chlorine leaching method | |
| CN107604163B (en) | A kind of technique of no scorification processing electroplating sludge |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20151207 Address after: Jinchuan science and Technology Park, Heping Economic Development Zone, Lanzhou, Gansu Applicant after: Lanzhou Jinchuan New Material Technology Co., Ltd. Address before: 737103 Jinchuan Road, Gansu, China, No. 98, No. Applicant before: Jinchuan Group Co., Ltd. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |