CORE – Aggregating the world’s open access research papers
CORE – Aggregating the world’s open access research papers
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Optimization of Blasting Operation | PDF | Mining | Drilling
Optimization of Blasting Operation - Free download as PDF File (.pdf), Text File (.txt) or read online for free. This document summarizes a thesis submitted by 6 students for their Diploma
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Arvind MISHRA | Professor | PhD (Mining Engineering)
Blasting is a cost-efficient and effective technique that utilizes explosive chemical energy to generate the necessary pressure for rock fragmentation in surface mines.
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Controlled blasting in a line mine using electronic
2017125;Except for very deep-seated deposits, open cast mining method has been recognized as the safest and most productive mode for mining minerals. Ever growing
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Optimization of blasting parameters in opencast mine with the
823;In order to optimize the blasting parameters, a good predictor of such vibration is to be created. Hence, the paper compares a lot of predictors including empirical formulas and
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Blast design in opencast mining | PPT
20171012;2. Precise long hole drilling allows for larger sublevel spacing and vertical crater retreat (VCR) mining which improves efficiency and productivity. 3. In VCR mining,
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Blasting Techniques Used in Underground and Opencast Mines | Mining
An explosive carrier can carry only 1 case containing 5 kg of explosive but Director of Mines Safety may give relaxation. Explosive case should be numbered. Jeep or trailer is allowed to
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Blast‐Casting Mechanism and Parameter
1. Introduction. Blast-casting practice in opencast coal mines is characterised by large blast hole diameter and large charges. The powerful energy produced by the explosive would break the
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Optimization of Blasting Operation in Opencast Mine
India is a developing country it needs valuable minerals to improve economic wealth. In India most of the mining operations are run by open cast mines. Traditional blast optimisation
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Controlled blasting in a line mine using electronic
2017125;Except for very deep-seated deposits, open cast mining method has been recognized as the safest and most productive mode for mining minerals. Ever growing
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Optimization of blasting parameters and prediction of vibration
51;In the industrial cyber-physical system, the depth neural network is optimized to set parameters, in order to make the model more suitable for the open pit blasting model. The
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Controlled blasting in a line mine using electronic
2017125;Except for very deep-seated deposits, open cast mining method has been recognized as the safest and most productive mode for mining minerals. Ever growing
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(PDF) ROCK BLASTING FOR MINING
2017415;efficient use of the explosive energy in the blast. Abstract- The blasting operation plays an important task in the overall economics of opencast mines. The degree of fragmentation affects the
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Controlled blasting in a line mine using electronic detonators…
201711;Explosives and blasting techniques play a significant role in efficient opencast mining operations. There have been constant technological developments towards safer,
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Controlled Blasting in a Line Mine using
201711;Ever growing demand in minerals and coal has compelled the mine operators to increase the size of mine, which has resulted in an increasing trend towards large capacity
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Stemming and best practice in the mining industry: A
the need for stemming, they do reduce costs and improve the productivity and profitability of a mining operation. Effect on explosive energy distribution When explosives detonate in a shot
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The application of pumpable emulsions in narrow-reef
Pumpable emulsion explosives have been available to surface and underground massive mining operations for decades, and their unique properties offer significant advantages in terms of
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Optimization of Blasting Parameters of Opencast Mines
In mining industry the mineral resource extracted by both opencast and underground mining. In both cases the extraction is done by loosening the mineral through mainly perform the
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(PDF) IRJET
The consistent necessity to improve the utilization of costly HEMM and the To quantify the size of rock fragment to know the job efficiency to produce output. See full some studies were
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(PDF) IRJET
The consistent necessity to improve the utilization of costly HEMM and the To quantify the size of rock fragment to know the job efficiency to produce output. See full some studies were
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Optimization of Blasting Operation in Opencast Mine
industrial explosives such as nitro-glycerine, emulsion, slurries, water gels, ANFO and other powder explosives. In opencast mining both vertical and inclined holes practiced with the
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Stemming and best practice in the mining industry: A
the need for stemming, they do reduce costs and improve the productivity and profitability of a mining operation. Effect on explosive energy distribution When explosives detonate in a shot
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(PDF) Controlled blasting in a line mine using electronic
Ever growing demand in minerals and coal has compelled the mine operators to increase the size of mine, which has resulted in an increasing trend towards large capacity open cast projects.
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Optimization of Blasting Operation in Opencast Mine
In mining industry OPENCAST mining, the DRILLING AND BLASTING is the major unit operation. The BLASTING is an important process which influences directly on loading, hauling and
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Ministry of Coal, GOI
Ministry of Coal, GOI
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holes in opencast coal mines. The main objectives of this BPG are: • To provide some guidance on some of the best practices that can be utilised by opencast coal mines to identify hot holes.
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