CN106269263A - A kind of method reclaiming galena from molybdenum sulfur mine tailing - Google Patents
A kind of method reclaiming galena from molybdenum sulfur mine tailing Download PDFInfo
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- CN106269263A CN106269263A CN201610649863.0A CN201610649863A CN106269263A CN 106269263 A CN106269263 A CN 106269263A CN 201610649863 A CN201610649863 A CN 201610649863A CN 106269263 A CN106269263 A CN 106269263A
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- inhibitor
- mine tailing
- galena
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- molybdenum
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- 238000000034 method Methods 0.000 title claims abstract description 69
- PTISTKLWEJDJID-UHFFFAOYSA-N sulfanylidenemolybdenum Chemical compound [Mo]=S PTISTKLWEJDJID-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 229910052949 galena Inorganic materials 0.000 title claims abstract description 49
- XCAUINMIESBTBL-UHFFFAOYSA-N lead(ii) sulfide Chemical compound [Pb]=S XCAUINMIESBTBL-UHFFFAOYSA-N 0.000 title claims abstract description 49
- 239000003112 inhibitor Substances 0.000 claims abstract description 83
- 238000004140 cleaning Methods 0.000 claims abstract description 71
- 239000012141 concentrate Substances 0.000 claims abstract description 46
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 34
- 239000004088 foaming agent Substances 0.000 claims abstract description 21
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 9
- 235000011149 sulphuric acid Nutrition 0.000 claims abstract description 9
- 239000001117 sulphuric acid Substances 0.000 claims abstract description 9
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000010926 purge Methods 0.000 claims abstract description 8
- 239000011593 sulfur Substances 0.000 claims abstract description 8
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims description 48
- 230000008569 process Effects 0.000 claims description 47
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 19
- 229910052750 molybdenum Inorganic materials 0.000 claims description 19
- 239000011733 molybdenum Substances 0.000 claims description 19
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 17
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 17
- 239000011734 sodium Substances 0.000 claims description 17
- 229910052708 sodium Inorganic materials 0.000 claims description 17
- 239000002516 radical scavenger Substances 0.000 claims description 14
- ZOOODBUHSVUZEM-UHFFFAOYSA-N ethoxymethanedithioic acid Chemical compound CCOC(S)=S ZOOODBUHSVUZEM-UHFFFAOYSA-N 0.000 claims description 11
- 229940116901 diethyldithiocarbamate Drugs 0.000 claims description 8
- LMBWSYZSUOEYSN-UHFFFAOYSA-N diethyldithiocarbamic acid Chemical group CCN(CC)C(S)=S LMBWSYZSUOEYSN-UHFFFAOYSA-N 0.000 claims description 8
- 239000006260 foam Substances 0.000 claims description 7
- FFBHFFJDDLITSX-UHFFFAOYSA-N benzyl N-[2-hydroxy-4-(3-oxomorpholin-4-yl)phenyl]carbamate Chemical compound OC1=C(NC(=O)OCC2=CC=CC=C2)C=CC(=C1)N1CCOCC1=O FFBHFFJDDLITSX-UHFFFAOYSA-N 0.000 claims description 2
- 238000011084 recovery Methods 0.000 abstract description 4
- 239000012535 impurity Substances 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract 1
- 238000009472 formulation Methods 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- 230000004044 response Effects 0.000 description 6
- 238000005304 joining Methods 0.000 description 5
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 5
- 229910052683 pyrite Inorganic materials 0.000 description 5
- 239000011028 pyrite Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 description 4
- 239000011707 mineral Substances 0.000 description 4
- 238000005188 flotation Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910052979 sodium sulfide Inorganic materials 0.000 description 2
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 229910020218 Pb—Zn Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 241001062472 Stokellia anisodon Species 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B1/00—Conditioning for facilitating separation by altering physical properties of the matter to be treated
- B03B1/04—Conditioning for facilitating separation by altering physical properties of the matter to be treated by additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D2203/00—Specified materials treated by the flotation agents; specified applications
- B03D2203/02—Ores
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a kind of method reclaiming galena from molybdenum sulfur mine tailing, molybdenum sulfur mine tailing adds sulphuric acid successively, inhibitor, collecting agent, foaming agent complete to roughly select, rougher tailings carries out once purging selection, rougher concentration carries out triple cleaning, achieve effective enrichment of galena, the lead grade of the galena obtained is more than 40%, and lead recovery is more than 80%；The present invention uses new material to replace traditional inhibitor and collecting agent, and Reasonable adjustment parameter, improves the floatability of galena, reduces sulfur impurity content in galena concentrate, improves the quality of galena concentrate.
Description
Technical field
The invention belongs to sorting mineral technical field, a kind of method reclaiming galena from molybdenum sulfur mine tailing.
Background technology
Molybdenum reserves on earth are less, and its content only takes up an area the 0.001% of shell weight, and molybdenum ore gross reserves is about 1500
Ten thousand tons, it is mainly distributed on the states such as the U.S., China, Chile, Russia, Canada.Molybdenum is widely used in iron and steel, chemical industry, photoelectricity, machinery
Etc. industry, along with China's expanding economy, the demand of molybdenum is gradually increased, the exploitation of molybdenum in China, smelt and processing has obtained fast
The development of speed.Owing to the grade of molybdenum ore is the lowest, only about 0.1%, molybdenum and pyrite, side's lead in skarn Mo deposit
Ore deposit sulfides, is dispersed in quartz vein together, therefore, molybdenum sulphur content from after mine tailing in typically all contain galena etc. and have valency
Metal.Owing to valuable mineral galena content in molybdenum ore is typically the lowest, although molybdenum sulphur content from after in mine tailing, obtain richness
Collection, but molybdenum sulphur content from time the large quantities of lime that adds or sodium sulfide as the inhibitor of pyrite, pyrite is repressed
Valuable mineral galena is also suppressed agent simultaneously, causes galena floatability very poor, uses conventional System of Flotation Reagent to be difficult to
Efficient recovery, along with large-scale developing and utilizing of mineral resources, it is achieved the requirement of comprehensive utilization of resources is to improving mining company
Economic benefit is more and more important, therefore develops a kind of efficient recycling molybdenum sulphur content method of galena in mine tailing and shows
Obtain the most meaningful.
Summary of the invention
It is an object of the invention to provide a kind of method reclaiming galena from molybdenum sulfur mine tailing, specifically include following step
Rapid:
(1) roughly select
Being joined by industrial sulphuric acid in molybdenum sulfur mine tailing, the pH value adjusting ore pulp is 9～10, and stir process 3～5min, according to per ton
The ratio that addition is 1500～3000g of inhibitor KY-100 in molybdenum sulfur mine tailing, adds inhibitor KY-100, stir process 3
～5min, add collecting agent, according to molybdenum per ton according still further to the ratio that addition is 40～80g of collecting agent in molybdenum sulfur mine tailing per ton
In sulfur mine tailing, the addition of foaming agent is the ratio addition foaming agent of 40～50g, inflates and scraped by foam after stir process 1～2min
Go out, it is thus achieved that rougher concentration and rougher tailings；
(2) scan
Be sequentially added into inhibitor KY-100 in the rougher tailings of step (1), collecting agent carries out once purging selection, wherein inhibitor
The addition of KY-100 is 500～1000g/t, and the addition of collecting agent is 20～40g/t, and stir process obtains scavenger concentrate
With scan mine tailing, scavenger concentrate is back to step (1) and reenters and roughly select, and scans mine tailing and discharges；
(3) triple cleaning
Primary cleaning: being joined by inhibitor KY-100 in the rougher concentration of step (1), the addition of inhibitor KY-100 is
400～800g/t, stir process 3～5min, obtain primary cleaning concentrate and primary cleaning chats；
Recleaning: inhibitor KY-100 is joined in primary cleaning concentrate, the addition of inhibitor KY-100 be 300～
500g/t, stir process 3～5min, obtain recleaning concentrate and recleaning chats；
Triple cleaning: inhibitor KY-100 is joined in recleaning concentrate, the addition of inhibitor KY-100 be 200～
300g/t, stir process 3～5min, obtain galena and triple cleaning chats；
Wherein primary cleaning middling recurrence step (1) reenters and roughly selects, and recleaning chats, triple cleaning chats return respectively
Primary cleaning and recleaning.
In described molybdenum sulfur mine tailing, lead grade is 0.62%～7.98%, and pH value is 11～13, and fineness is the quality of-0.048mm
Percent is 85%～98%.
Described inhibitor KY-100 is sodium humate and Calx is that 1:8～10 is mixed to prepare according to mass ratio.
Described collecting agent is diethyldithiocarbamate or ethyl xanthogenate.
Described foaming agent is foaming agent 730A or foaming agent 24K.
The present invention reclaims the grade of lead in the galena obtained and is more than 40%, and lead recovery is more than 80%.
Beneficial effects of the present invention:
The present invention uses the technique of flotation to reclaim galena from molybdenum sulfur mine tailing, it is important to molybdenum sulphur content to be eliminated from time add big
The amount sodium sulfide suppression to galena, but simultaneously it is noted that the addition of industrial sulphuric acid, it is impossible to excess can activate Huang the most on the contrary
Iron mine, effectively to suppress pyrite simultaneously, galena could be floated recovery, reach the purpose of high efficiente callback.
The present invention uses new inhibitor and collecting agent, and Reasonable adjustment parameter, improves the floatability of galena, and mixing presses down
Preparation can strengthen the suppression to pyrite, thus improves flotation separation index, reduces sulfur impurity in galena concentrate
Content, improves the quality of galena concentrate.
Present invention process is simple, and operation is convenient, invests little, and the response rate is high, can be effectively improved the economic benefit of bargh.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and be easy to understand with effect, below knot
Close specific embodiment, the present invention is expanded on further.
Embodiment 1
The method reclaiming galena described in the present embodiment from molybdenum sulfur mine tailing, with the Greater Hinggan Mountains in Heilongjiang's molybdenum Pb-Zn deposits sample be
Example, molybdenum sulphur content grade of lead in rear mine tailing is 7.98%, and pH value is 13, fineness be the mass percent of-0.048mm be 98%,
Specifically comprise the following steps that
(1) roughly select
Industrial sulphuric acid joining molybdenum sulphur content in mine tailing, the pH value adjusting ore pulp is 9, and stir process 3min, according to molybdenum per ton
In sulfur mine tailing, the addition of inhibitor KY-100 is the ratio of 1500g, addition inhibitor KY-100, stir process 3min, wherein
Inhibitor KY-100 is sodium humate and Calx is that 1:8 is mixed to prepare according to mass ratio, according still further to collecting in molybdenum sulfur mine tailing per ton
The addition of agent is that the ratio of 40g adds collecting agent diethyldithiocarbamate, is 40g's according to the addition of foaming agent in molybdenum sulfur mine tailing per ton
Ratio adds foaming agent 730A, inflates and is scraped by foam, it is thus achieved that rougher concentration and rougher tailings after stir process 1min；
(2) scan
Be sequentially added into inhibitor KY-100 in the rougher tailings of step (1), collecting agent diethyldithiocarbamate carries out once purging selection, wherein presses down
The addition of Formulation K Y-100 is 500g/t, inhibitor KY-100 be sodium humate and Calx be 1:8 mixing system according to mass ratio
, the addition of collecting agent diethyldithiocarbamate is 20g/t, stir process, obtains scavenger concentrate and scans mine tailing, and scavenger concentrate is back to
Step (1) reenters roughly selects, and scans mine tailing and discharges；
(3) triple cleaning
Primary cleaning: being joined by inhibitor KY-100 in the rougher concentration of step (1), the addition of inhibitor KY-100 is
400g/t, stir process 3min, obtain primary cleaning concentrate and primary cleaning chats；
Recleaning: inhibitor KY-100 is joined in primary cleaning concentrate, the addition of inhibitor KY-100 is 300g/t,
Stir process 3min, obtains recleaning concentrate and recleaning chats；
Triple cleaning: inhibitor KY-100 is joined in recleaning concentrate, the addition of inhibitor KY-100 is 200g/t,
Stir process 3min, obtains galena and triple cleaning chats；
Wherein inhibitor KY-100 is sodium humate and Calx is that 1:8 is mixed to prepare, in the primary cleaning obtained according to mass ratio
Ore deposit return step (1) reenters roughly selects, and recleaning chats, triple cleaning chats return primary cleaning and secondary fine respectively
Choosing.
Method described in the present embodiment achieves effective enrichment of galena, and grade leaded in the galena obtained is
48.35%, the response rate of lead is up to 92.17%.
Embodiment 2
The method reclaiming galena described in the present embodiment from molybdenum sulfur mine tailing, as a example by Yunnan Province Wei Xi molybdenum ore sample, molybdenum sulphur content
In rear mine tailing, the grade of lead is 0.62%, and pH value is 11, fineness be the mass percent of-0.048mm be 88%, concrete steps are such as
Under:
(1) roughly select
Industrial sulphuric acid joining molybdenum sulphur content in mine tailing, the pH value adjusting ore pulp is 10, and stir process 4min, according to molybdenum per ton
In sulfur mine tailing, the addition of inhibitor KY-100 is the ratio addition inhibitor KY-100 of 3000g, and stir process 4min wherein presses down
Formulation K Y-100 is sodium humate and Calx is that 1:9 is mixed to prepare according to mass ratio, according still further to collecting agent in molybdenum sulfur mine tailing per ton
The ratio that addition is 50g add collecting agent ethyl xanthogenate, according to the ratio that addition is 50g of foaming agent in molybdenum sulfur mine tailing per ton
Example adds foaming agent 24K, inflates and is scraped by foam, it is thus achieved that rougher concentration and rougher tailings after stir process 2min；
(2) scan
Be sequentially added into inhibitor KY-100 in the rougher tailings of step (1), collecting agent ethyl xanthogenate carries out once purging selection, wherein presses down
The addition of Formulation K Y-100 is 1000g/t, inhibitor KY-100 be sodium humate and Calx be 1:8.5 mixing according to mass ratio
Preparing, the addition of collecting agent ethyl xanthogenate is 20g/t, stir process, obtains scavenger concentrate and scans mine tailing, and scavenger concentrate returns
Reenter to step (1) and roughly select, scan mine tailing and discharge；
(3) triple cleaning
Primary cleaning: being joined by inhibitor KY-100 in the rougher concentration of step (1), the addition of inhibitor KY-100 is
800g/t, stir process 3min, obtain primary cleaning concentrate and primary cleaning chats；
Recleaning: inhibitor KY-100 is joined in primary cleaning concentrate, the addition of inhibitor KY-100 is 500g/t,
Stir process 3min, obtains recleaning concentrate and recleaning chats；
Triple cleaning: inhibitor KY-100 is joined in recleaning concentrate, the addition of inhibitor KY-100 is 300g/t,
Stir process 3min, obtains galena and triple cleaning chats；
Wherein inhibitor KY-100 is sodium humate and Calx is that 1:9 is mixed to prepare, in the primary cleaning obtained according to mass ratio
Ore deposit return step (1) reenters roughly selects, and recleaning chats, triple cleaning chats return primary cleaning and secondary fine respectively
Choosing.
Method described in the present embodiment achieves effective enrichment of galena, and in the galena obtained, the grade of lead is
41.35%, the response rate of lead is up to 84.32%.
Embodiment 3
The method reclaiming galena described in the present embodiment from molybdenum sulfur mine tailing, as a example by Shaanxi Province's molybdenum ore sample, molybdenum sulphur content is from rear
In mine tailing, the grade of lead is 1.22%, and pH value is 12, fineness be the mass percent of-0.048mm be 90%, specifically comprise the following steps that
(1) roughly select
Industrial sulphuric acid joining molybdenum sulphur content in mine tailing, the pH value adjusting ore pulp is 9.5, and stir process 5min, according to per ton
The ratio that addition the is 2700g addition inhibitor KY-100 of inhibitor KY-100 in molybdenum sulfur mine tailing, stir process 5min, wherein
Inhibitor KY-100 is sodium humate and Calx is that 1:10 is mixed to prepare according to mass ratio, according still further to collecting in molybdenum sulfur mine tailing per ton
The addition of agent is that the ratio of 80g adds collecting agent ethyl xanthogenate, is 50g's according to the addition of foaming agent in molybdenum sulfur mine tailing per ton
Ratio adds foaming agent 730A, inflates and is scraped by foam, it is thus achieved that rougher concentration and rougher tailings after stir process 1.5min；
(2) scan
Be sequentially added into inhibitor KY-100 in the rougher tailings of step (1), collecting agent ethyl xanthogenate carries out once purging selection, wherein presses down
The addition of Formulation K Y-100 is 1000g/t, inhibitor KY-100 be sodium humate and Calx be 1:10 mixing according to mass ratio
Preparing, the addition of collecting agent ethyl xanthogenate is 40g/t, stir process, obtains scavenger concentrate and scans mine tailing, and scavenger concentrate returns
Reenter to step (1) and roughly select, scan mine tailing and discharge；
(3) triple cleaning
Primary cleaning: being joined by inhibitor KY-100 in the rougher concentration of step (1), the addition of inhibitor KY-100 is
700g/t, stir process 4min, obtain primary cleaning concentrate and primary cleaning chats；
Recleaning: inhibitor KY-100 is joined in primary cleaning concentrate, the addition of inhibitor KY-100 is 400g/t,
Stir process 4min, obtains recleaning concentrate and recleaning chats；
Triple cleaning: inhibitor KY-100 is joined in recleaning concentrate, the addition of inhibitor KY-100 is 300g/t,
Stir process 4min, obtains galena and triple cleaning chats；
Wherein inhibitor KY-100 is sodium humate and Calx is that 1:10 is mixed to prepare, in the primary cleaning obtained according to mass ratio
Ore deposit return step (1) reenters roughly selects, and recleaning chats, triple cleaning chats return primary cleaning and secondary fine respectively
Choosing.
Method described in the present embodiment achieves effective enrichment of galena, and grade leaded in the galena obtained is
46.24%, the response rate of lead is up to 80.45%.
Embodiment 4
The method reclaiming galena described in the present embodiment from molybdenum sulfur mine tailing, as a example by the molybdenum ore sample of the Inner Mongol, molybdenum sulphur content is from rear
In mine tailing, the grade of lead is 2.20%, and pH value is 11, fineness be the mass percent of-0.048mm be 85%, specifically comprise the following steps that
(1) roughly select
Industrial sulphuric acid joining molybdenum sulphur content in mine tailing, the pH value adjusting ore pulp is 10, and stir process 4min, according to molybdenum per ton
In sulfur mine tailing, the addition of inhibitor KY-100 is the ratio addition inhibitor KY-100 of 2500g, and stir process 3min wherein presses down
Formulation K Y-100 is sodium humate and Calx is that 1:9.5 is mixed to prepare according to mass ratio, according still further to collecting in molybdenum sulfur mine tailing per ton
The addition of agent is that the ratio of 70g adds collecting agent diethyldithiocarbamate, is 45g's according to the addition of foaming agent in molybdenum sulfur mine tailing per ton
Ratio adds foaming agent 730A, inflates and is scraped by foam, it is thus achieved that rougher concentration and rougher tailings after stir process 1min；
(2) scan
Be sequentially added into inhibitor KY-100 in the rougher tailings of step (1), collecting agent ethyl xanthogenate carries out once purging selection, wherein presses down
The addition of Formulation K Y-100 is 800g/t, inhibitor KY-100 be sodium humate and Calx be 1:10 mixing system according to mass ratio
, the addition of collecting agent ethyl xanthogenate is 30g/t, stir process, obtains scavenger concentrate and scans mine tailing, and scavenger concentrate is back to
Step (1) reenters roughly selects, and scans mine tailing and discharges；
(3) triple cleaning
Primary cleaning: being joined by inhibitor KY-100 in the rougher concentration of step (1), the addition of inhibitor KY-100 is
600g/t, stir process 5min, obtain primary cleaning concentrate and primary cleaning chats；
Recleaning: inhibitor KY-100 is joined in primary cleaning concentrate, the addition of inhibitor KY-100 is 300g/t,
Stir process 5min, obtains recleaning concentrate and recleaning chats；
Triple cleaning: inhibitor KY-100 is joined in recleaning concentrate, the addition of inhibitor KY-100 is 240g/t,
Stir process 5min, obtains galena and triple cleaning chats；
Wherein inhibitor KY-100 is sodium humate and Calx is that 1:10 is mixed to prepare, in the primary cleaning obtained according to mass ratio
Ore deposit return step (1) reenters roughly selects, and recleaning chats, triple cleaning chats return primary cleaning and secondary fine respectively
Choosing.
Method described in the present embodiment achieves effective enrichment of galena, and grade leaded in the galena obtained is
46.75%, the response rate of lead is up to 86.78%.
Embodiment 5
The method reclaiming galena described in the present embodiment from molybdenum sulfur mine tailing, as a example by the molybdenum ore sample of Heilungkiang, molybdenum sulphur content is from rear
In mine tailing, the grade of lead is 0.75%, and pH value is 12, fineness be the mass percent of-0.048mm be 95%, specifically comprise the following steps that
(1) roughly select
Industrial sulphuric acid joining molybdenum sulphur content in mine tailing, the pH value adjusting ore pulp is 10, and stir process 4min, according to molybdenum per ton
In sulfur mine tailing, the addition of inhibitor KY-100 is the ratio addition inhibitor KY-100 of 3000g, and stir process 4min wherein presses down
Formulation K Y-100 is sodium humate and Calx is that 1:10 is mixed to prepare according to mass ratio, according still further to collecting agent in molybdenum sulfur mine tailing per ton
The ratio that addition is 50g add collecting agent ethyl xanthogenate, according to the ratio that addition is 40g of foaming agent in molybdenum sulfur mine tailing per ton
Example adds foaming agent 24K, inflates and is scraped by foam, it is thus achieved that rougher concentration and rougher tailings after stir process 1min；
(2) scan
Be sequentially added into inhibitor KY-100 in the rougher tailings of step (1), collecting agent diethyldithiocarbamate carries out once purging selection, wherein presses down
The addition of Formulation K Y-100 is 900g/t, inhibitor KY-100 be sodium humate and Calx be 1:9 mixing system according to mass ratio
, the addition of collecting agent diethyldithiocarbamate is 20g/t, stir process, obtains scavenger concentrate and scans mine tailing, and scavenger concentrate is back to
Step (1) reenters roughly selects, and scans mine tailing and discharges；
(3) triple cleaning
Primary cleaning: being joined by inhibitor KY-100 in the rougher concentration of step (1), the addition of inhibitor KY-100 is
500g/t, stir process 5min, obtain primary cleaning concentrate and primary cleaning chats；
Recleaning: inhibitor KY-100 is joined in primary cleaning concentrate, the addition of inhibitor KY-100 is 400g/t,
Stir process 5min, obtains recleaning concentrate and recleaning chats；
Triple cleaning: inhibitor KY-100 is joined in recleaning concentrate, the addition of inhibitor KY-100 is 250g/t,
Stir process 5min, obtains galena and triple cleaning chats；
Wherein inhibitor KY-100 is sodium humate and Calx is that 1:10 is mixed to prepare, in the primary cleaning obtained according to mass ratio
Ore deposit return step (1) reenters roughly selects, and recleaning chats, triple cleaning chats return primary cleaning and secondary fine respectively
Choosing.
Method described in the present embodiment achieves effective enrichment of galena, and grade leaded in the galena obtained is
42.56%, the response rate of lead is up to 82.13%.
The detailed description of the invention of the present invention has more than been shown and described, skilled person will appreciate that of the industry, the present invention
Be not restricted to the described embodiments, the principle that the present invention is simply described described in above-described embodiment and description, without departing from
On the premise of spirit and scope of the invention, the present invention also has various changes and modifications, and these changes and improvements both fall within requirement
In the scope of the invention of protection.
Claims (5)
1. the method reclaiming galena from molybdenum sulfur mine tailing, it is characterised in that specifically include following steps:
(1) roughly select
Being joined by industrial sulphuric acid in molybdenum sulfur mine tailing, the pH value adjusting ore pulp is 9～10, and stir process 3～5min, according to per ton
The ratio that addition is 1500～3000g of inhibitor KY-100 in molybdenum sulfur mine tailing, adds inhibitor KY-100, stir process 3
～5min, add collecting agent, according to molybdenum per ton according still further to the ratio that addition is 40～80g of collecting agent in molybdenum sulfur mine tailing per ton
In sulfur mine tailing, the addition of foaming agent is the ratio addition foaming agent of 40～50g, inflates and scraped by foam after stir process 1～2min
Go out, it is thus achieved that rougher concentration and rougher tailings；
(2) scan
Be sequentially added into inhibitor KY-100 in the rougher tailings of step (1), collecting agent carries out once purging selection, wherein inhibitor
The addition of KY-100 is 500～1000g/t, and the addition of collecting agent is 20～40g/t, obtains scavenger concentrate and scans tail
Ore deposit, scavenger concentrate is back to step (1) and reenters and roughly select, and scans mine tailing and discharges；
(3) triple cleaning
Primary cleaning: being joined by inhibitor KY-100 in the rougher concentration of step (1), the addition of inhibitor KY-100 is
400～800g/t, stir process 3～5min, obtain primary cleaning concentrate and primary cleaning chats；
Recleaning: inhibitor KY-100 is joined in primary cleaning concentrate, the addition of inhibitor KY-100 be 300～
500g/t, stir process 3～5min, obtain recleaning concentrate and recleaning chats；
Triple cleaning: inhibitor KY-100 is joined in recleaning concentrate, the addition of inhibitor KY-100 be 200～
300g/t, stir process 3～5min, obtain galena and triple cleaning chats；
Wherein primary cleaning middling recurrence step (1) reenters and roughly selects, and recleaning chats, triple cleaning chats return respectively
Primary cleaning and recleaning.
The method reclaiming galena from molybdenum sulfur mine tailing the most according to claim 1, it is characterised in that described molybdenum sulfur mine tailing
Middle lead grade is 0.62%～7.98%, and pH value is 11～13, fineness be the mass percent of-0.048mm be 85%～98%.
The method reclaiming galena from molybdenum sulfur mine tailing the most according to claim 1, it is characterised in that described inhibitor
KY-100 is sodium humate and Calx is that 1:8～10 is mixed to prepare according to mass ratio.
The method reclaiming galena from molybdenum sulfur mine tailing the most according to claim 1, it is characterised in that described collecting agent is
Diethyldithiocarbamate or ethyl xanthogenate.
The method reclaiming galena from molybdenum sulfur mine tailing the most according to claim 1, it is characterised in that described foaming agent is
Foaming agent 730A or foaming agent 24K.
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