CN109277391A - A kind of mill tailings comprehensive treatment theoretical system - Google Patents
A kind of mill tailings comprehensive treatment theoretical system Download PDFInfo
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- CN109277391A CN109277391A CN201710591404.6A CN201710591404A CN109277391A CN 109277391 A CN109277391 A CN 109277391A CN 201710591404 A CN201710591404 A CN 201710591404A CN 109277391 A CN109277391 A CN 109277391A
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- 238000011161 development Methods 0.000 claims abstract description 18
- 238000010276 construction Methods 0.000 claims abstract description 11
- 230000006872 improvement Effects 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 18
- 239000002689 soil Substances 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 230000007613 environmental effect Effects 0.000 claims description 9
- 238000012856 packing Methods 0.000 claims description 7
- 239000004576 sand Substances 0.000 claims description 7
- 238000005516 engineering process Methods 0.000 claims description 6
- 238000004064 recycling Methods 0.000 claims description 6
- 238000003971 tillage Methods 0.000 claims description 6
- 239000004566 building material Substances 0.000 claims description 5
- 238000012549 training Methods 0.000 claims description 5
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- 230000018044 dehydration Effects 0.000 claims description 4
- 238000006297 dehydration reaction Methods 0.000 claims description 4
- 239000003814 drug Substances 0.000 claims description 4
- 229940079593 drug Drugs 0.000 claims description 4
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- 238000005188 flotation Methods 0.000 claims description 3
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- 239000002699 waste material Substances 0.000 claims description 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 2
- 230000008030 elimination Effects 0.000 claims 1
- 238000003379 elimination reaction Methods 0.000 claims 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Disintegrating Or Milling (AREA)
Abstract
The invention discloses a kind of mill tailings comprehensive treatment theoretical systems, comprising: (1) essential attribute of mill tailings includes source and the classification of mill tailings；The harm of mill tailings；The value of mill tailings；(2) mill tailings comprehensive treatment includes the condition administered and the method for improvement；(3) tailing harnessing project construction project.The present invention fundamentally thoroughly eliminates existing oldness tailing, random process new life tailing, to realize the purpose of mineral resource development and utilization process " zero tailing ".
Description
Technical field
The present invention relates to mine management environmental protection technical field, more particularly to a kind of mill tailings Synthetic
Manage theoretical system.
Background technique
Mineral Resources in China reserves and development and utilization scale it is huge, mineral resource development and utilization it is with a long history.It is adjoint
Modern industrial civilization process, range, the scale of mineral resource development and utilization are increasing, and resulting tailing quantity is also got over
Carry out more, direct or indirect to the production of people, life composition harm, is current territory, the main public hazards of environmental protection
One of.
Announce within 2015 according to State Ministry of Environmental Protection: all kinds of tailing total amounts in China are between hundred million tons of 100-120, and the current whole nation is
Operation, medium-sized or above Mine Project has 10000 or more, and mill tailings is with hundred million tons of annual 4-5 of speed rapid growth.
Cannot not profoundly it experience in the domestic main mining area such as Panxi, Sichuan, Anshan, liaoning Province, Inner Mongol Baogang, Ganzhou, Dongchuan District, Yunnan Province
To the presence and pressure of mill tailings, arrived have to further investigate it, thoroughly eradicate when.
Therefore, how a kind of theoretical system about mill tailings comprehensive treatment is provided and has become this field engineering technology
The problem of personnel's urgent need to resolve.
Summary of the invention
In view of this, intending fundamentally thoroughly eliminating the present invention provides a kind of mill tailings comprehensive treatment theoretical system
Existing oldness tailing and random process new life tailing, to realize the purpose of mineral resource development and utilization process " zero tailing ".
To achieve the goals above, the present invention uses and scheme is implemented as follows:
A kind of mill tailings comprehensive treatment theoretical system, including following aspect:
(1) essential attribute of mill tailings:
1. source and the classification of mill tailings: along with modern industrial civilization process, the range of mineral resource development and utilization,
Scale is increasing, and corresponding mill tailings quantity increases therewith；Mill tailings by mineral type, ore-dressing technique, ore dressing process,
Output time, occurrence are classified.
2. the harm of mill tailings includes: Secondary Geological Hazards hidden danger, free metal harm, left drug harm, fugitive dust
Harm, radioactive substance harm, gas harm and arable land forest land are by the harm for occupying, destroying.
3. the value of mill tailings: containing remaining target minreal and non-target minreal in mill tailings, and to tailing
Treatment process in will generate a large amount of construction material, wherein engineered packings can be used for agriculture farmland training works, then obtain
High standard agricultural tillage soil.
(2) mill tailings comprehensive treatment:
I, mill tailings comprehensive treatment needs local government and supports, encourages practicable benefit policy, advanced technology utilization, improvement warp
Take four aspect conditions of guarantee；Various forms resource is integrated, pushing mill tailings Environment control protection cause is this theoretical system
Core, " Government-Leading, enterprise operation, the market promotion " is the basic model of mill tailings comprehensive treatment.
The comprehensive processing method of II, mill tailings:
A. management goal: fundamentally thoroughly eliminating existing oldness tailing and the new tailing of random process, realizes mineral products money
" zero tailing " that source develops and uses process is managed.
B. residual minerals are received in choosing: being selected residual target minreal and other valuable minerals in recycling tailing again, output closes symbol mark
Quasi- market mineral products, and cash to administer the sources of funds as tailing and realize enterprise operation profit.
C. trans-utilization: pretreatment tailing and " secondary tailing " can the good building sand of output, stone material and engineering fill
Material, and output dry-mixed mortar and various building elements are stretched, at present from the natural sandstone of rivers beach, product becomes substitution
The sources of funds are administered as tailing and realize enterprise profit.
D. it multisectoral management: using the rural collective land contract right circulation policy that country is existing, is assisted by local government
The remaining building sandstone material of engineered packings and market to obtain certain area soil, for output in tailing governance process is adjusted to mention
For " outlet ", while the agricultural tillage soil of output high standard, it is included in farm management, it can be achieved that enterprise's multisectoral management profit,
And back feeding tailing harnessing project.
(3) tailing harnessing project construction project: there is mobile selective calling, tailing Governance Centre, building material factory and the agriculture again of tailing
Four part investment construction project of industry project entity, it is interrelated therebetween, it is the system engineering administered about tailings comprehensive.
Preferably, the theoretical system is a kind of about integrating Policy resources, resource of tailings, capital resources, technical resource
Etc. positive element, resultant force pushes the implementation method and guideline of mill tailings improvement environmental protection cause.
Preferably, the basic task of the system is thoroughly to eliminate tailing public hazards, recycling residual valuable mineral, trans-utilization
" secondary tailing " realizes mineral resource development and utilization " zero tailing " target, while multisectoral management agricultural projects.
Preferably, local government is pushed to set up the management organization of " mill tailings comprehensive treatment leading group ", by government master
Main points export appoint a group leader, the relevant units such as the Committee of Development and Reform, Land and Resources Bureau, Work Safety Supervision Bureau, Environmental Protection Agency, bureau of agriculture, public security bureau be responsible for artificially at
Member solves the problem in tailing governance process with face relationship of coordinating all quarters concerned in time.
Preferably, mill tailings can be divided into non-ferro metals debris, ferrous metal tailing and nonmetallic tail by mineral type point
Mine；Flotation tailing, gravity tailings, magnetic tailing etc. can be divided by ore-dressing technique point；By ore dressing process point can be divided into mining waste,
Pre-process barren rock, mill magnetic tail mine；Newborn tailing and oldness tailing can be divided by the output time point；Ba Ku can be divided by occurrence point
Stockpiling and dehydration dried stack.
Preferably, remaining secondary tailing can distinguish output building sandstone material and building element after valuable mineral is received in choosing,
Also basic farmland regulation, deserted mountain and rivers beach be can be directly used for and make ground.
It can be seen via above technical scheme that compared with prior art, the present disclosure provides a kind of mill tailings is comprehensive
Governance theory system is closed, what this system proposed is a set of relationship about tailings comprehensive improvement with environmental protection and governments at all levels
Relationship, relationship with the relationship of tailing owner, with the relationship in market, with the relationship of capital, with modern technique of preparing the problems such as
Solution, core content is the positive element for integrating various resources, with joint efforts with push mill tailings administer environmental protection cause.
Firstly, mill tailings has, Secondary Geological Hazards hidden danger, free metal harm, left drug endangers, fugitive dust endangers,
The harm that radioactive substance harm, gas harm and arable land forest land wreck has influenced production, the life of people, this
Invention can thoroughly remove tailing, fundamentally solve these problems.Then, by output target minreal and non-mesh in implementation process
Mineral, have certain economic value；To the processing of tailing can also output largely build sand material and engineered packings, not only may be used
Enter market as construction material, and can be used for farmland regulation improvement project.
One aspect of the present invention is quasi- fundamentally thoroughly to eliminate existing oldness tailing and random process new life tailing, realizes mine
Produce the purpose of resources development and utilization " zero tailing "；It can get biggish recycling mineral and building material market income simultaneously, and can
With multisectoral management agricultural projects.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the scope of protection of the invention.
The embodiment of the invention discloses a kind of mill tailings comprehensive treatment theoretical systems, not only solve mill tailings generation
Harm, and preferable operating income can be obtained, and realize the purpose of mineral resource development and utilization process " zero tailing ".
A kind of mill tailings comprehensive treatment theoretical system, including following aspect:
(1) essential attribute of mill tailings:
1. source and the classification of mill tailings: along with modern industrial civilization process, the range of mineral resource development and utilization,
Scale is increasing, and corresponding mill tailings quantity increases therewith；Mill tailings by mineral type, ore-dressing technique, ore dressing process,
Output time, occurrence are classified.
2. the harm of mill tailings includes: Secondary Geological Hazards hidden danger, free metal harm, left drug harm, fugitive dust
The harm that harm, radioactive substance harm, gas harm and arable land forest land wreck.
3. the value of mill tailings: containing remaining target minreal and non-target minreal in mill tailings, selected, can be produced again
Qualified mineral products out；Tailing administer can a large amount of construction material of output, substitute the natural sandstone from rivers beach；Work
Journey filler can be used for agriculture farmland training works.
(2) mill tailings comprehensive treatment:
The condition that I mill tailings is administered: country puts into effect a series of prize benefit policies, administration means and transportation at sea measure, drum
Encourage country, enterprise, individual play an active part in, to promote mill tailings to administer cause；Tailing administers enterprise investment tailing administration project
Other rights formed in the property right of formation, business process have practical legal assurance；Mill tailings, which is administered, has synthesis
The features such as ore dressing, recycling, factory's multiple spot are lowered the threshold comprehensively, comprehensive transformation, comprehensive utilization, holography management, cost efficiency；It controls
The sources of funds of reason are in national policy prize benefit, owner's investment, mineral products income, construction material income, agricultural projects operation
Income.
The comprehensive processing method of II mill tailings:
A. management goal: existing oldness tailing and the new tailing of random process are fundamentally thoroughly eliminated, to realize mine
" zero tailing " for producing resources development and utilization process is managed.
B. valuable mineral is received in choosing: oldness and newborn tailing are selected, smart through impurities removal, mineral roughing, coarse concentrate regrinding, mineral
Mine dehydration and etc. output qualification valuable mineral product.
C. trans-utilization: pretreatment tailing and " secondary tailing " can the good building sand of output, stone material and engineering fill
Material, and output dry-mixed mortar and various building elements are stretched, at present from the natural sandstone of rivers beach, product becomes substitution
The sources of funds are administered as tailing and realize enterprise profit.
D. it multisectoral management: using the rural collective land contract right circulation policy that country is existing, is assisted by local government
The remaining building sandstone material of engineered packings and market to obtain certain area soil, for output in tailing governance process is adjusted to mention
For " outlet ", while the agricultural tillage soil of output high standard, it is included in farm management, it can be achieved that enterprise's multisectoral management profit,
And back feeding tailing harnessing project.
The governance flowchart of outmoded tailing are as follows: it sizes mixing and selects again, output target minreal concentrate product；Secondary tailings dewatering output is built
It builds and enters construction material product market with sand；Overground, argillization object is dehydrated cake processed, sells to cement plant；It is unconditional then be used as deserted mountain,
The transformation of agriculture project.
The governance flowchart of newborn tailing are as follows: borrow water also water, random process, output target minreal concentrate；Secondary tailings dewatering
Output building sand enters construction material product market；Overground, argillization object is dehydrated cake processed, sells to cement plant；It is unconditional, it uses
Make the transformation in deserted mountain, agriculture project.
It lays idle the governance flowchart of rubble are as follows: output target minreal concentrate after rough and torn picking, grinding and sieving are selected；Secondary tailing
It can be directly used as building building materials, it is also possible to make building sandstone raw materials for production；Residue gold is received through further fine crushing, fine grinding choosing
It is used as afforestation after category, makes ground, adopts hole backfill.
Existing oldness tailing and random process new life tailing are fundamentally thoroughly eliminated in the comprehensive treatment of mill tailings, from
And realize the purpose of mineral resource development and utilization process " zero tailing ".
(3) selective calling again, tailing Governance Centre, building material factory and agriculture tailing harnessing project construction project: are moved by tailing
Four construction project compositions of industry project entity；Guarantee construction quality, the target of project progress from Construction Measures, control is simultaneously
Project cost is saved, is laid the foundation for the production and operation after building up.
The implementation management mechanism of engineering is construction headquarters, is responsible for the organization and administration of tailings comprehensive harnessing project；Public pass
Pastern is responsible for social relationships coordination；Projects portion undertakes projects planning and Technology design, establishment projects cost are pre-
It calculates, the supervision responsibilities such as project progress and quality；Logistics Finance Department is responsible for the logistics support of engineering.
(4) production and operation of tailing project: giving full play to the strength in market, establishes the market that the mill tailings of health is administered
Mechanism integrates all resources that can be integrated of the whole society, especially works hard in science and technology with upper hatred, makes every effort to control in tailing
More recycling, more conversions, strive for more market incomes during reason, it is ensured that tailing is administered the sources of funds and stablized.
Production and operation are related to three product sale, agreement signature, Recovery of payment aspects.This system is related to valuable mineral, builds
The products such as sand material, engineered packings, building prefabricated components are built, wherein construction material partial amt is especially huge, and there is market appearances
Amount deficiency, Recovery of payment time and fund security problem, it is therefore necessary to pay much attention to, and takes rigorous, flexible marketing program,
It sells and obtains, receives to return, it is ensured that project circulating fund is full.
In order to further optimize the above technical scheme, this system is that a set of Policy resources, resource of tailings, capital integrated provides
The implementation method and guideline of source, technical resource etc..
In order to further optimize the above technical scheme, the task of this system be thoroughly eliminate, trans-utilization and inter-bank already
Battalion.
In order to further optimize the above technical scheme, this system have the patency of process flow, device configuration it is reasonable
Property, the maturity of technical solution.
In order to further optimize the above technical scheme, must pushing local government's establishment, " mill tailings comprehensive treatment leader is small
Group leader, the correlations such as the Committee of Development and Reform, Land and Resources Bureau, Work Safety Supervision Bureau, Environmental Protection Agency, bureau of agriculture are taken the post as by the chief leaders of the government by the management organization of group "
Head of the unit is member, solves the problem in tailing governance process in time with this.
In order to further optimize the above technical scheme, mill tailings point can be divided into non-ferro metals debris, black by mineral type
Non-ferrous metal tailing and nonmetallic tailings；Flotation tailing, gravity tailings, magnetic tailing etc. can be divided by ore-dressing technique point；By ore dressing
Process point can be divided into mining waste, pretreatment barren rock, mill magnetic tail mine；Newborn tailing and oldness tail can be divided by the output time point
Mine；Ba Ku stockpiling and dehydration dried stack can be divided by occurrence point.
In order to further optimize the above technical scheme, remaining secondary tailing after valuable mineral is received in choosing, can be directly used for famine
Mountain, arable land and engineered packings.
The processing of agriculture basic farmland training works and secondary tailing may be implemented to organically combine: can efficiently solve two
The problem of outlet of secondary tailing, and secondary tailing can be used for the training works of agriculture plantation, considerably reduce farmland improvement
Project cost；Meanwhile a large amount of high standard agriculture plantation can be obtained during improvement.
In order to further optimize the above technical scheme, secondary tailing is suitably added, the soil that farmland can be made hardened
Become loose, soil texture is improved, and the land fertility after renovating not only is unaffected, but also soil obtains depth
It is loose, improve gas permeability.Prepartion of land after regulation in flakes, irrigate and means of transportation are mating, tillage condition obtains significantly
It improves.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (6)
1. a kind of mill tailings comprehensive treatment theoretical system, which is characterized in that including following aspect:
(1) essential attribute of mill tailings:
1. source and the classification of mill tailings: along with modern industrial civilization process, range, the scale of mineral resource development and utilization
Increasing, corresponding mill tailings quantity increases therewith, has become a kind of serious public hazards；
Mill tailings is classified by mineral species, ore-dressing technique, ore dressing process, output time, occurrence；
2. the harm of mill tailings: Secondary Geological Hazards and hidden danger, left drug harm, fugitive dust harm, are put at free metal harm
The harm that the harm of penetrating property substance, gas harm, arable land forest land are occupied and destroyed；
3. the value of mill tailings: remaining valuable target minreal and non-target minreal in mill tailings, again by advanced technology
Choosing can obtain qualified market mineral products；" secondary remaining fund " can output largely build sandstone material and engineering fills material
Material；Wherein, build the alternative natural sandstone from rivers and lakes in sandstone material part, this for supply construction market demand,
Conservation of nature ecological balance important in inhibiting；Engineering filling material part can be used for agriculture basic farmland training works, and obtain
Obtain the agricultural tillage soil of high standard；
(2) mill tailings comprehensive treatment:
I, mill tailings comprehensive treatment needs local government and supports, encourages practicable benefit policy, advanced technology utilization, improvement funds guarantor
Hinder four aspect conditions；Various forms resource is integrated, pushing mill tailings Environment control protection cause is the core of this theoretical system
The heart, " Government-Leading, enterprise operation, the market promotion " are the basic models of mill tailings comprehensive treatment；
The comprehensive processing method of II, mill tailings:
A. management goal: existing oldness mill tailings, and random process new life tailing are fundamentally thoroughly eliminated, it is ensured that mineral products
" zero tailing " of resources development and utilization process is managed；
B. residual minerals are received in choosing: being selected residual target minreal and other valuable minerals in recycling tailing again, output closes symbol standard
Market mineral products, and cash to administer the sources of funds as tailing and realize enterprise operation profit；
C. trans-utilization: pretreatment tailing and " secondary tailing " can the good building sand of output, stone material and engineering filling material,
And stretch output dry-mixed mortar and various building elements, substitute at present from the natural sandstone of rivers beach, product be changed into for
Tailing administers the sources of funds and realizes enterprise profit；
D. multisectoral management: being circulated policy using the existing rural collective land contract right of country, by local government coordinate with
Certain area soil is obtained, is provided for the remaining building sandstone material of the engineered packings of output in tailing governance process and market
" outlet ", while the agricultural tillage soil of output high standard are included in farm management, it can be achieved that enterprise's multisectoral management profit, and
Back feeding tailing harnessing project；
(3) tailing harnessing project construction project: there are the mobile selective calling again of tailing, tailing Governance Centre, building material factory and agriculture item
Four part investment construction project of mesh company, it is interrelated therebetween, it is the system engineering administered about tailings comprehensive.
2. a kind of mill tailings comprehensive treatment theoretical system according to claim 1, which is characterized in that the system is one
It covers former about the implementation method and guidance for integrating many positive elements such as Policy resources, resource of tailings, capital resources, technical resource
Then.
3. a kind of mill tailings comprehensive treatment theoretical system according to claim 1, which is characterized in that the system is appointed
Business is thoroughly elimination, trans-utilization mill tailings, realizes that " zero tailing " of mineral resource development and utilization process is managed, while inter-bank
Industry manages agricultural projects.
4. a kind of mill tailings comprehensive treatment theoretical system according to claim 1, which is characterized in that must push and work as land
The special management mechanism of " mill tailings comprehensive treatment leading group " is set up at mansion, takes the post as group leader by the chief leaders of the government, the Committee of Development and Reform,
The relevant units such as Land and Resources Bureau, Work Safety Supervision Bureau, Environmental Protection Agency, bureau of agriculture are responsible for artificial member, are solved in tailing governance process in time with this
The problem.
5. a kind of mill tailings comprehensive treatment theoretical system according to claim 1, which is characterized in that mill tailings presses mine
Species type point can be divided into non-ferro metals debris, ferrous metal tailing and nonmetallic tailings；Flotation tail can be divided by ore-dressing technique point
Mine, gravity tailings, magnetic tailing etc.；Mining waste, pretreatment barren rock, ore grinding tailing can be divided by ore dressing process point；By output
Time point can be divided into newborn tailing and oldness tailing；Ba Ku stockpiling and dehydration dried stack can be divided by occurrence point.
6. a kind of mill tailings comprehensive treatment theoretical system according to claim 1, which is characterized in that valuable mineral is received in choosing
Remaining secondary tailing can distinguish output building sandstone material and building element afterwards, also can be directly used for basic farmland regulation, famine
Mountain and rivers beach make ground.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113617495A (en) * | 2021-08-06 | 2021-11-09 | 山西路桥建设集团有限公司 | Crushing, sorting and gradient utilization method of tailing slag |
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