CN102764692A - Superfine tailing fluidized mining and bacterial leaching system and technology - Google Patents
Superfine tailing fluidized mining and bacterial leaching system and technology Download PDFInfo
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- CN102764692A CN102764692A CN201210245009XA CN201210245009A CN102764692A CN 102764692 A CN102764692 A CN 102764692A CN 201210245009X A CN201210245009X A CN 201210245009XA CN 201210245009 A CN201210245009 A CN 201210245009A CN 102764692 A CN102764692 A CN 102764692A
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Abstract
The invention discloses a superfine tailing fluidized mining and bacterial leaching system and a superfine tailing fluidized mining and bacterial leaching technology. The system comprises a tailing fluidized mining system, a stirring leaching system and a deep cone concentration system. The technology comprises the following steps of: flushing metal tailings rich in valuable elements through high-pressure water to form ore pulp; pumping the ore pulp into a stirring barrel, adding a leaching agent and ore leaching bacteria, and mechanically stirring to realize full leaching of useful components in tailing granules; and delivering the ore pulp in the stirring barrel to a deep cone thickener, separating leaching residue from rich liquid under the actions of a flocculating agent and a stirring rake rack, wherein qualified overflowing rich liquid enters a wet metallurgical processing workshop, unqualified leaching rich liquid and wet metallurgical residual liquid are returned for tailing pile mining, and the high-concentration mortar of deep cone bottom flow is piled on the ground or filled underground. The system and the technology have the advantages of fully recovering valuable elements in the metal tailings, further improving the utilization rate of mineral resources in China, improving the leaching efficiency of the tailings, realizing high-concentration discharge of the leaching residue, saving water and reducing pollution to the surrounding environment.
Description
Technical field
The invention belongs to the solution mining field, the ultra-fine mine tailing fluidised form of secondary recovery that particularly is applicable to the ultra-fine mine tailing that pile up in the mine tailing storehouse melts adopts and system and technology thereof that bacterium is leached.
Background technology
Mine tailing accounts for 29% of Mine Solid Wastes, about 6.2 hundred million tons of the barren rock mine tailing of the annual discharging of ferrous metal mine, about 1.15 hundred million tons of nonferrous metal mine.The full iron grade of the iron tailings that China stores up is mostly 5～15%, have in addition up to 27%; Gold content in the gold mine tailings is generally 0.2～0.6 gram/ton; Copper mining tailing cupric about 0.02～0.1%; The leaded zinc about 0.2～0.5% of lead-zinc ore tailings.But, be equivalent to have 5.4 hundred million tons of iron in the mine tailing with 4,500,000,000 tons of calculating of the total volume of cargo in storage of current iron selection tailings; With 500,000,000 tons of calculating of the total volume of cargo in storage of current optional gold tailings, wherein still contain about 300 tons of gold.In addition, Mineral Resources in China is common, the association component is abundant, nearly more than 30 kinds of valuable constituents in the iron ore wherein, but recoverable only kind more than 20, and some metallic elements still are retained in the mine tailing, about 78,000,000,000 yuan of annual exploitation of mineral resources loss total value.
Mine tailing secondary recovery technology and difficulty are different with the exploitation purposes with tailings stacking mode, at metal mine, look mine tailing storehouse situation difference, mainly adopt dried adopting and two kinds of technologies of hydromining.For the mine tailing storehouse of building a dam in the Plain, tailings generally is the dry sand shape, adopts scraper shovel fortune more, like Zhaoyuan, Shandong gold mine and prestige youngster Gold Mine.This kind mode cost is higher, but technology is simpler, and for depression mine tailing storehouse, the exploitation difficulty is bigger.Hope the test of youngster's Gold Mine adopt perfectly straight method, the method that some mines such as Xiangxi Gold Mine and your Gold Mine have then adopted the pontoon pump to adopt.
The fluidization exploitation of mine tailing is after adopting the broken operation of water with mine tailing slurrying; The ore deposit agent is soaked in utilization and ore-leaching bacteria reclaims useful component; Change deep wimble thickener again over to and realize Separation of Solid and Liquid, contain metal ion solution and send hydrometallurgy factory and office reason, leach tailings and be used for that store up on the face of land or the down-hole consolidated fill.The mine tailing fluidised form melts adopts the regeneration that has realized the mine tailing resource.On economic benefit, can alleviate the not enough problem of filling in mine tailings; On society and environmental benefit, it both can reduce tailings and be deposited in the influence of the face of land to environment, can solve the potential safety hazard in mine tailing storehouse again.
Summary of the invention
In order to address the above problem; The objective of the invention is to provide a kind of method of economical and convenient for the recycling of the valuable metal composition in the sedimentary tailing of mine tailing storehouse; Realize the second development and utilization of mine solid waste resource, solve mine tailing simultaneously and pile up the social environment problem brought
Ultra-fine mine tailing fluidised form melts adopts and system and technology thereof that bacterium is leached
Technical scheme of the present invention is: ultra-fine mine tailing fluidised form melts adopts and bacterium extract technology system, and this system comprises that the mine tailing fluidised form melts extraction system, leaching system and bores dense system deeply;
Said mine tailing fluidised form melts extraction system and comprises high-pressure hydraulic pump, giant, fortune slurry ditch and collection stock tank;
Said leaching system comprises first mortar pump, agitator, stirring vane pH value detection device, first motor and contains bacterium dissolves and soaks adding set;
The dense system of said dark awl comprises dark awl, flocculant adding set, raker stirrer, leaching rich solution discharge pipe and leaches tailings discharge pipe, second mortar pump and second motor;
Wherein, Said high-pressure hydraulic pump is connected with said giant on placing tailing heap through pipeline, and said tailing heap front end is provided with said fortune slurry ditch and collection stock tank, and said first mortar pump, one end is through the said collection stock tank of pipeline UNICOM; One end is through the said agitator of pipeline UNICOM; Said stirring vane is set in the said agitator, said pH value detection device, first motor and contain bacterium and dissolve and to soak adding set and be arranged on said agitator top, said first motor and said stirring vane are affixed; Said agitator is through said second mortar pump and said dark awl UNICOM; In the said dark awl said raker stirrer is set, the bottom of said dark awl is provided with leaches the tailings discharge pipe, and said dark awl upper end is provided with said leaching rich solution discharge pipe; The said flocculant adding set and second motor are arranged on the top of said dark awl, and second motor and said raker stirrer are affixed.
Further, this system also comprises checkout gear, and said checkout gear is provided with on the said leaching rich solution discharge pipe.
Another object of the present invention provides a kind of ultra-fine mine tailing fluidised form and melts and adopt and the bacterium extract technology, specifically may further comprise the steps:
Step 1: the stope top that giant is arranged in tailing heap; High-pressure hydraulic pump through 1.5MPa supplies water under high pressure; The high-pressure water jet that goes out interruption-forming 1.0-1.2MPa at said giant sweeps away mine tailing with the longitudinal efflux method, forms the gravity flow ore pulp; Ore pulp is 0.6m/s with the flow velocity through the gradient is that the fortune slurry ditch of 5-7% filters in the collection stock tank that the back flows into, and the gravity flow pulp density in the said collection stock tank is 30-40%;
Step 2: at said liquid collecting pool side first mortar pump is set, with the agitator that the pump pressure of 4MPa is sent into ore pulp, agitator pumps into 1.5-2kg/cm
3Compressed air, the pH value detection device is measured the pH value of the ore pulp in the said agitator, if pH is greater than 1.5; Be 1.5 then, restart first motor, drive stirring vane and stir ore pulp through containing the molten pH that soaks the additional leachant adjusting of adding set ore pulp of bacterium; Make and in agitator, be detained 3h, subsequent use;
Step 3: will pass through the ore pulp that step 2 handled and be pumped in the dark awl through second ore pulp, in dark awl, adding concentration through the flocculant adding set is 0.5 ‰ flocculant, starts second motor; The second motor drives raker stirrer stirs ore pulp; After ore pulp concentrated in dark awl and is detained 8h, the underflow density after ore pulp concentrates through dark awl reached 80%, and ore in sand form is from the leaching tailings discharge pipe of dark awl bottom; Overflow solution is from the leaching rich solution discharge pipe of dark awl upper end; Turbidity is less than 500ppm, and the overflow solution checkout gear detects the concentration of metal ions of overflow solution, and qualified solution send hydrometallurgy factory to handle; Otherwise send solution back to tailing heap, get into next circulation.
The invention has the beneficial effects as follows: owing to adopt technique scheme.This system can fully reclaim valuable element in the metal tailings, further improves the Mineral Resources in China utilization rate; The bacterium leaching process runs through a whole set of technology all the time, has improved the mine tailing leaching efficiency; Realization is to soaking the high concentration discharging of slag, and using water wisely reduces the pollution to surrounding enviroment.Ultra-fine mine tailing fluidised form melt adopt and the bacterium extract technology as a kind of mine tailing treatment technology of novel high-efficiency environment friendly, can effectively reclaim useful metal composition in the mine tailing, will be significant to the imbalance between supply and demand of alleviating Mineral Resources in China.
Description of drawings
Fig. 1 adopts and bacterium extract technology schematic flow sheet for ultra-fine mine tailing fluidised form melts.
Fig. 2 adopts for ultra-fine mine tailing fluidised form melts and bacterium extract technology system forms sketch map.
Among the figure: 1-high-pressure hydraulic pump, 2-giant, 3-tailing heap, 4-fortune slurry ditch, 5-collection stock tank; 6-the first mortar pump, 7-agitator, 8-stirring vane, 9-pH value detection device, 10-the first motor; 11-containing bacterium dissolves and to soak adding set, 12-dark awl, and 13-flocculant adding set, 14-raker stirrer, 15-leach the rich solution discharge pipe; 16-leaching tailings discharge pipe, 17-the second mortar pump, 18-the second motor, 19-checkout gear.
The specific embodiment
Below in conjunction with accompanying drawing technical scheme of the present invention is done and to be further described.
Be illustrated in figure 1 as a kind of ultra-fine mine tailing fluidised form of the present invention and melt and adopt and the bacterium extract technology, specifically may further comprise the steps:
Step 1: the stope top that giant is arranged in tailing heap; High-pressure hydraulic pump through 1.5MPa supplies water under high pressure; The high-pressure water jet that goes out interruption-forming 1.0-1.2MPa at said giant sweeps away mine tailing with the longitudinal efflux method, forms the gravity flow ore pulp; Ore pulp is 0.6m/s with the flow velocity through the gradient is that the fortune slurry ditch of 5-7% filters in the collection stock tank that the back flows into, and the gravity flow pulp density in the said collection stock tank is 30-40%;
Step 2: at said liquid collecting pool side first mortar pump is set, with the agitator that the pump pressure of 4MPa is sent into ore pulp, agitator pumps into 1.5-2kg/cm
3Compressed air, the pH value detection device is measured the pH value of the ore pulp in the said agitator, if pH is greater than 1.5; Be 1.5 then, restart first motor, drive stirring vane and stir ore pulp through containing the molten pH that soaks the additional leachant adjusting of adding set ore pulp of bacterium; Make and in agitator, be detained 3h, subsequent use;
Step 3: will pass through the ore pulp that step 2 handled and be pumped in the dark awl through second ore pulp, in dark awl, adding concentration through the flocculant adding set is 0.5 ‰ flocculant, starts second motor; The second motor drives raker stirrer stirs ore pulp; After ore pulp concentrated in dark awl and is detained 8h, the underflow density after ore pulp concentrates through dark awl reached 80%, and ore in sand form is from the leaching tailings discharge pipe of dark awl bottom; Overflow solution is from the leaching rich solution discharge pipe of dark awl upper end; Turbidity is less than 500ppm, and checkout gear detects the concentration of metal ions of overflow solution, qualified solution.
As shown in Figure 2, the ultra-fine mine tailing fluidised form of the present invention melts adopts and bacterium extract technology system, and this system comprises that the mine tailing fluidised form melts extraction system, leaching system, bores dense system deeply,
The mine tailing fluidised form melts extraction system and comprises high-pressure hydraulic pump 1, giant 2, fortune slurry ditch 4 and collection stock tank 5;
The leaching system comprises first mortar pump 6, agitator 7, stirring vane 8, pH value detection device 9, first motor 10 and contains bacterium dissolves and soaks adding set 11;
The dense system of dark awl comprises dark awl 12, flocculant adding set 13, raker stirrer 14, leaches rich solution discharge pipe 15 and leach tailings discharge pipe 16, second mortar pump 17 and second motor 18;
Wherein, high-pressure hydraulic pump 1 is connected with said giant 2 on placing tailing heap 1 through pipeline, and said tailing heap 1 front end is provided with said fortune slurry ditch 4 and collection stock tank 5; Said first mortar pump, 6 one ends are through the said collection stock tank of pipeline 5 UNICOMs; One end is provided with said stirring vane 8 through the said agitator of pipeline 7 UNICOMs in the said agitator 7, said pH value detection device 9, first motor 10 and contain bacterium and dissolve and soak adding set 11 and be arranged on said agitator 7 tops; Said first motor 10 and said stirring vane 8 are affixed; Said agitator 7 is provided with said raker stirrer 14 through said second mortar pump 17 and said dark awl 12 UNICOMs in the said dark awl 12, and the bottom of said dark awl 12 is provided with leaches tailings discharge pipe 16; Said dark awl 12 upper ends are provided with said leaching rich solution discharge pipe 15; The said flocculant adding set 13 and second motor 18 are arranged on the top of said dark awl 12, and second motor 18 and said raker stirrer 14 are affixed, and checkout gear 19 is provided with on the said leaching rich solution discharge pipe 15.
The handled mill tailings of present embodiment on average contains 0.86% soluble copper, and-75um accounts for 55%, and composition mainly is a malachite.
Step 1. is arranged in tailing heap 3 tops with a giant 2.The stope gradient is about 30%, shoulder height 10m, face width 30m.High-pressure hydraulic pump 3 through 1.5MPa supplies water under high pressure, and the high-pressure water jet about interruption-forming 1.0-1.2MPa that goes out at giant 2 sweeps away mine tailing with the longitudinal efflux method, forms the gravity flow ore pulp.Ore pulp is about the collection stock tank 5 of fortune slurry ditch 4 inflow F8m * dark 2m of 5-7% again through about gradient.The gravity flow pulp density is about 30-40%, and flow velocity is about 0.6m/s.Collection stock tank porch is provided with the diagrid chip removing device, sieve diameter F5mm.
Step 2:, ore pulp is sent into the agitator of F4m * high 4m with the pump pressure of 4MPa at first mortar pump that the liquid collecting pool side of A step is installed.The agitator center can pump into 1.5-2kg/cm
3Compressed air, simultaneously can measure slurry pH by pH value automatic measuring instrument, contain the bacterium sulfuric acid solution and regulate pH values of pulp through replenishing (about be the uncertain region value) about 1.5, ore pulp is detained about about 3h in agitator.
Step 3: the agitator underflow in step 2 is installed second mortar pump, the underflow of agitator is sent into F8m * high 8m bore deeply.Add polyacrylamide flocculant in the dark awl, flocculant solution concentration is 0.5 ‰, and mortar is 10g/t to the consumption of flocculant; After ore pulp concentrates in dark awl and is detained 8h; The underflow pulp density is 80%, and the about 300mg/L of overflow solids content, overflowing liquid carry out copper ion concentration and detect; Concentration is carried out hydrometallurgy during greater than 2g/L and is handled, and hydrometallurgy raffinate copper ion concentration is 0.2g/L.Hydrometallurgy raffinate and copper ion concentration do not reach the leaching rich solution of 2g/L and deliver to the hydromining working face by high-pressure pump, for giant supplies water.The copper recovery of this technology is about 75%, copper loss acid 3.5 t per ton.
The handled mill tailings of present embodiment on average contains 0.86% soluble copper, and-75um accounts for 55%, and composition mainly is a malachite.
Step 1 is arranged in top, mine tailing storehouse with a giant.The stope gradient is about 30%, shoulder height 10m, face width 30m.High-pressure pump through 1.5MPa supplies water, and goes out the high-pressure water jet about interruption-forming 1.0-1.2MPa at hydraulic giant, sweeps away mine tailing with the longitudinal efflux method, forms the gravity flow ore pulp.Ore pulp is about the collection stock tank of fortune slurry ditch inflow F8m * dark 2m of 5-7% again through about gradient.The gravity flow pulp density is about 30-40%, and flow velocity is about 0.6m/s.Collection stock tank porch is provided with the diagrid chip removing device, sieve diameter F5mm.Step 2 is installed first mortar pump at the liquid collecting pool side of step 1, ore pulp is sent into the agitator of F4m * high 4m with the pump pressure of 4MPa.The agitator center can pump into 1.5-2kg/cm
3Compressed air, simultaneously can measure slurry pH by pH value automatic measuring instrument, contain the bacterium sulfuric acid solution and regulate pH values of pulp through replenishing (about be the uncertain region value) about 1.5, ore pulp is detained about about 3h in agitator.
Step 3 is installed second mortar pump in the agitator underflow of step 2, the underflow of agitator is sent into F8m * high 8m bore deeply.Add polyacrylamide flocculant in the dark awl, flocculant solution concentration is 0.5 ‰, and mortar is 10g/t to the consumption of flocculant, and after ore pulp concentrated in dark awl and is detained 8h, the underflow pulp density was 80%, the about 300mg/L of overflow solids content.The gained overflowing liquid carries out copper ion concentration and detects, and concentration is carried out hydrometallurgy during greater than 2g/L and handled, and hydrometallurgy raffinate copper ion concentration is 0.2g/L.Hydrometallurgy raffinate and copper ion concentration do not reach the leaching rich solution of 2g/L and deliver to the hydromining working face by high-pressure pump, for giant supplies water.The copper recovery of this technology is about 75%, copper loss acid 3.5 t per ton.
Claims (3)
1. ultra-fine mine tailing fluidised form melts adopts and bacterium extract technology system, it is characterized in that, this system comprises that the mine tailing fluidised form melts extraction system, leaching system and bores dense system deeply;
Said mine tailing fluidised form melts extraction system and comprises high-pressure hydraulic pump (1), giant (2), fortune slurry ditch (4) and collection stock tank (5);
Said leaching system comprises first mortar pump (6), agitator (7), stirring vane (8) pH value detection device (9), first motor (10) and contains bacterium dissolves and soaks adding set (11);
The dense system of said dark awl comprises dark awl (12), flocculant adding set (13), raker stirrer (14), leaches rich solution discharge pipe (15) and leaches tailings discharge pipe (16), second mortar pump (17) and second motor (18);
Wherein, Said high-pressure hydraulic pump (1) is connected with said giant (2) on placing tailing heap (1) through pipeline; Said tailing heap (1) front end is provided with said fortune slurry ditch (4) and collection stock tank (5); Said first mortar pump (6) one ends are through the said collection stock tank of pipeline (5) UNICOM, and an end is provided with said stirring vane (8) through the said agitator of pipeline (7) UNICOM in the said agitator (7); Said pH value detection device (9), first motor (10) and contain bacterium and dissolve and to soak adding set (11) and be arranged on said agitator (7) top; Said first motor (10) is affixed with said stirring vane (8), and said agitator (7) is provided with said raker stirrer (14) through said second mortar pump (17) and said dark awl (12) UNICOM in the said dark awl (12); The bottom of said dark awl (12) is provided with leaches tailings discharge pipe (16); Said dark awl (12) upper end is provided with said leaching rich solution discharge pipe (15), and said flocculant adding set (13) and second motor (18) are arranged on the top of said dark awl (12), and second motor (18) is affixed with said raker stirrer (14).
2. ultra-fine mine tailing fluidised form according to claim 1 melts adopts and the system of bacterium extract technology, it is characterized in that this system also comprises checkout gear (19), and said checkout gear (19) is provided with on the said leaching rich solution discharge pipe (15).
3. a ultra-fine mine tailing fluidised form melts and adopts and the bacterium extract technology, it is characterized in that: specifically may further comprise the steps:
Step 1: the stope top that giant is arranged in tailing heap; High-pressure hydraulic pump through 1.5MPa supplies water under high pressure; The high-pressure water jet that goes out interruption-forming 1.0-1.2MPa at said giant sweeps away mine tailing with the longitudinal efflux method, forms the gravity flow ore pulp; Ore pulp is 0.6m/s with the flow velocity through the gradient is that the fortune slurry ditch of 5-7% filters in the collection stock tank that the back flows into, and the gravity flow pulp density in the said collection stock tank is 30-40%;
Step 2: at said liquid collecting pool side first mortar pump is set, with the agitator that the pump pressure of 4MPa is sent into ore pulp, agitator pumps into 1.5-2kg/cm
3Compressed air, the pH value detection device is measured the pH value of the ore pulp in the said agitator, if pH is greater than 1.5; Be 1.5 then, restart first motor, drive stirring vane and stir ore pulp through containing the molten pH that soaks the additional leachant adjusting of adding set ore pulp of bacterium; Make and in agitator, be detained 3h, subsequent use;
Step 3: will pass through the ore pulp that step 2 handled and be pumped in the dark awl through second ore pulp, in dark awl, adding concentration through the flocculant adding set is 0.5 ‰ flocculant, starts second motor; The second motor drives raker stirrer stirs ore pulp, and after ore pulp concentrated in dark awl and is detained 8h, the underflow density after ore pulp concentrates through dark awl reached 80%; Ore in sand form is from the leaching tailings discharge pipe of dark awl bottom, and overflow solution is from the leaching rich solution discharge pipe of dark awl upper end, and turbidity is less than 500ppm; Checkout gear detects the concentration of metal ions of overflow solution; Qualified solution send hydrometallurgy factory to handle, otherwise sends solution back to tailing heap, gets into next circulation.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107335534A (en) * | 2017-08-08 | 2017-11-10 | 昆明理工大学 | A kind of dry row's integrated device of Tailing thickening |
| CN111855902A (en) * | 2020-06-28 | 2020-10-30 | 北京科技大学 | Experimental device and method for simulating in-situ fluidized mining of deep metal ore |
| CN112828031A (en) * | 2021-01-05 | 2021-05-25 | 北京科技大学 | System for reinforcing cemented filling material by using bacteria and use method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5143543A (en) * | 1991-08-23 | 1992-09-01 | U.S. Gold Corporation | Biological conversion method |
| CN101191152A (en) * | 2006-11-28 | 2008-06-04 | 北京有色金属研究总院 | Biological stirring cobalt-dipping technique for concentrate containing cobalt and sulfur |
| CN202655106U (en) * | 2012-07-13 | 2013-01-09 | 北京科技大学 | Superfine tailing fluidized mining and bacterial leaching system |
-
2012
- 2012-07-13 CN CN201210245009XA patent/CN102764692A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5143543A (en) * | 1991-08-23 | 1992-09-01 | U.S. Gold Corporation | Biological conversion method |
| CN101191152A (en) * | 2006-11-28 | 2008-06-04 | 北京有色金属研究总院 | Biological stirring cobalt-dipping technique for concentrate containing cobalt and sulfur |
| CN202655106U (en) * | 2012-07-13 | 2013-01-09 | 北京科技大学 | Superfine tailing fluidized mining and bacterial leaching system |
Non-Patent Citations (3)
| Title |
|---|
| 吴爱祥等: "《尾矿浸出技术现状与存在问题》", 《金属矿山》 * |
| 周爱民等: "《有色金属进展（第二卷）有色金属矿业》", 30 November 2007 * |
| 宋月明: "《二峰山铁矿尾矿开采安全技术论证》", 《金属矿山》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107335534A (en) * | 2017-08-08 | 2017-11-10 | 昆明理工大学 | A kind of dry row's integrated device of Tailing thickening |
| CN111855902A (en) * | 2020-06-28 | 2020-10-30 | 北京科技大学 | Experimental device and method for simulating in-situ fluidized mining of deep metal ore |
| CN111855902B (en) * | 2020-06-28 | 2021-05-14 | 北京科技大学 | Experimental device and method for simulating in-situ fluidized mining of deep metal ore |
| CN112828031A (en) * | 2021-01-05 | 2021-05-25 | 北京科技大学 | System for reinforcing cemented filling material by using bacteria and use method |
| CN112828031B (en) * | 2021-01-05 | 2022-02-22 | 北京科技大学 | System for reinforcing cemented filling material by using bacteria and use method |
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Application publication date: 20121107 |