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drilling and blasting practices in iron ore mine in Indonesia

drilling and blasting practices in iron ore mine in Indonesia

Drilling and Blasting Technical Aspects of Mining ...

Drilling. Most blasting in mines involves charging explosives into holes drilled in rock. The entrance or mouth of a drill hole is called the collar and the end is the toe. Drilling is still carried out in some cases, in the ASM sector, by hand, using a hammer and chisel. This is obviously tedious and slow, especially in hard-rock mining conditions.

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BEST PRACTICES IN DRILL AND BLAST - IQPC

2017-5-9  and blasting. In drilling, there is now available advanced use of GPS guided drilling systems that continue to grow and improve precision and effi ciency. Drill depths are accounted for more accurately, making it easier to assign the right amount of explosives in blasting. New GPS-enabled applications have improved strata recognition capabilities that

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Optimization of Blasting Parameters in opencast Mines

2012-7-5  Drilling and blasting are the major unit operations in opencast mining. Inspite of the best efforts to introduce mechanization in the opencast mines, blasting continue to dominate the production. Therefore to cut down the cost of production optimal fragmentation from properly designed blasting pattern has to be achieved.

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An approach to improve blasting efficiency in an iron

2007-5-31  This paper presents an approach to improve overall blasting efficiency in an iron ore mine. The problems existing in the mines were oversize fragmentation, severe backbreak, frequent secondary drilling and blasting operations, sloping bench faces and irregular bench profiles.

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Drill and Blast - Modular Mining

A dedicated team of Modular specialists collaborates with your mine personnel to establish mutually-defined goals and milestones, delivering even more value from your ProVision system for drills. Assisted operations provides training or re-training to

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Briefing Note Reactive Ground Vers 6 - Orica Mining

2008-5-15  Natural oxidative weathering of iron sulphides such as pyrites by atmospheric oxygen generates solutions of ferrous irons and acid. This process occurs whenever the sulphides are exposed to air along cracks, in drilled holes, in the muck pile after blasting, on pit walls and in old stopes. No nitrates are required for this to occur.

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Safety Concerns of Ancient Temple due to Blasting in ...

2016-4-12  With due permission of the Directorate General of Mines Safety (DGMS), several trial blasts were conducted by CSIR-CIMFR at Shankalapuram Iron Ore Mine (SIOM), Aarpee Iron Ore Mine (AIOM), Jambunathanahalli Iron Ore Mine (JIOM) and Kariganur Iron Ore Mine (KIOM) which are situated at a distance greater than 200 m from the temple (Fig. 3).

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ASK MINING: Blasting Practices at Open Cast Mines

2012-3-2  Blasting Practices at Open Cast Mines. One can easily say that the most important part in extraction from an open cast mine is blasting and by following some simple standard practices, a high degree of productivity can be attained. 1. Drilling: There are two major types of drilling

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Sathish Kumar - Drilling and blasting engineer -

Highly Organized, Self Motivated, Mining Engineer with over 6 years experience in Open pit operation related in Drilling and blasting, Production management, costing, efficiency of operation and safety management of iron ore mine with an annual production of 15 million tonnes with HEMM of PC2000, Pc1250 Excavators, 100T 60T dumper, and 1500TPH crusher and 25T loader.

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Optimization of Blasting Parameters in opencast Mines

2012-7-5  CHAPTER 3: DRILLING AND BLASTING IN LARGE OPENCAST MINES 3.1 Drilling. 3.2 Blasting 3.3 Recent Advancement in Drilling and Blasting Techniques 9-22 23-29 30-40 CHAPTER 4: REVIEW OF OPTIMIZATION TECHNIQUES 4.1 General 4.2 Optimization of Mine Production System through Operation Research Techniques 41-45 45-48

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How Can Drill Blast Operations Make Mining More ...

2020-5-6  Advances in drilling and blasting affect energy consumption overall in the mine, for example, you can recover more material with the same amount of energy at the crusher. If fragmentation is correct, it will end recycling material through crushers. And with extremely hard rock, teams will know to blend it so performance and recovery remain high

Get Price

Drill and Blast - Modular Mining

A dedicated team of Modular specialists collaborates with your mine personnel to establish mutually-defined goals and milestones, delivering even more value from your ProVision system for drills. Assisted operations provides training or re-training to

Get Price

Briefing Note Reactive Ground Vers 6 - Orica Mining

2008-5-15  muck pile after blasting, on pit walls and in old stopes. No nitrates are required for this to occur. Iron sulphides + Oxygen + water → Ferrous ions + Sulphuric Acid This reaction is exothermic and can for particularly reactive ores, lead to hot blastholes. This temperature increase can be as little as 2°C or as much as several hundred degrees.

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New system to improve drilling and blasting practices

2009-9-11  The Swips can be applied as a pathfinder to reduce drill holes in the prospecting phase. It can also be used to do ore characterisation, blasting operation, blasting effect monitoring, mine design ...

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ASK MINING: Blasting Practices at Open Cast Mines

2012-3-2  Blasting Practices at Open Cast Mines. One can easily say that the most important part in extraction from an open cast mine is blasting and by following some simple standard practices, a high degree of productivity can be attained. 1. Drilling: There are two major types of drilling

Get Price

Blastability and Ore Grade Assessment from Drill ...

2021-4-17  Blasting performance is influenced by mechanical and structural properties of the rock, on one side, and blast design parameters on the other. This paper describes a new methodology to assess rock mass quality from drill-monitoring data to guide blasting in open pit operations. Principal component analysis has been used to combine measurement while drilling (MWD) information from two drill ...

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Safety Concerns of Ancient Temple due to Blasting in ...

2016-4-12  The trial blast was conducted on the 2nd bench (Nishan Pit), Aarpee Iron Ore Mine of Smt. R. Mallama (3rd Trial Blast). The total quantity of explosives detonated in the blasting round was 205 kg, with a maximum instantaneous charge of 34.17 kg.

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Sathish Kumar - Drilling and blasting engineer -

Highly Organized, Self Motivated, Mining Engineer with over 6 years experience in Open pit operation related in Drilling and blasting, Production management, costing, efficiency of operation and safety management of iron ore mine with an annual production of 15 million tonnes with HEMM of PC2000, Pc1250 Excavators, 100T 60T dumper, and 1500TPH crusher and 25T loader.

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Tshidi Gama - Drill Blast Section Manager - kumba

drilling and blasting specialist managing the whole drilling and blasting process, from planning to designs to execution ... Kumba Iron Ore, Kolomela Mine Postmasburg. Bontle Mtshengu Engineering Manager at Anglo American City of Johannesburg. Bonolo Hamese Mining Engineer at AEL Mining Services ... Bahasa Indonesia (Bahasa Indonesia

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How Can Drill Blast Operations Make Mining More ...

2020-5-6  Advances in drilling and blasting affect energy consumption overall in the mine, for example, you can recover more material with the same amount of energy at the crusher. If fragmentation is correct, it will end recycling material through crushers. And with extremely hard rock, teams will know to blend it so performance and recovery remain high

Get Price

Notice to ASX - Rio Tinto

2021-2-17  Rio Tinto plans to blend ore from Arrowhead and Rhodes Ridge with ore from other Rio Tinto Iron Ore mine sites to make a saleable ore product. Arrowhead and Rhodes Ridgeore will not be marketed directly. This plan is in line with current Rio Tinto Iron Ore practices where ore from multiple mines is combined to produce the Pilbara Blend product.

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Drill and Blast - Modular Mining

A dedicated team of Modular specialists collaborates with your mine personnel to establish mutually-defined goals and milestones, delivering even more value from your ProVision system for drills. Assisted operations provides training or re-training to

Get Price

New system to improve drilling and blasting practices

2009-9-11  The Swips can be applied as a pathfinder to reduce drill holes in the prospecting phase. It can also be used to do ore characterisation, blasting operation, blasting effect monitoring, mine design ...

Get Price

Improvements in Blasting Technology at Cliffs Natural ...

2013-11-13  Blasting is one of the lowest cost yet most critical parts of the mining cycle. This paper discusses the findings of an audit conducted on the blasting operation at an iron ore mine. The purpose of the audit was to review current blasting practices in order to

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ACCIDENTS FROM EXPLOSIVES

Blasting a round in an opencut iron-ore mine 91 Lowering 50-pound cartridge of explosives in 9-inch churn-drill hole by means of tripod 92 Connecting blast holes with detonating fuse 92 Portable steel shelter for men in opencut blasting 93 Electric blasting caps properly placed and taped to Priniacord 95 Blasting with Primacord 96 A, Primacord ...

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Blastability and Ore Grade Assessment from Drill ...

2021-4-17  Blasting performance is influenced by mechanical and structural properties of the rock, on one side, and blast design parameters on the other. This paper describes a new methodology to assess rock mass quality from drill-monitoring data to guide blasting in open pit operations. Principal component analysis has been used to combine measurement while drilling (MWD) information from two drill ...

Get Price

Sathish Kumar - Drilling and blasting engineer -

Highly Organized, Self Motivated, Mining Engineer with over 6 years experience in Open pit operation related in Drilling and blasting, Production management, costing, efficiency of operation and safety management of iron ore mine with an annual production of 15 million tonnes with HEMM of PC2000, Pc1250 Excavators, 100T 60T dumper, and 1500TPH crusher and 25T loader.

Get Price

ASK MINING: Blasting Practices at Open Cast Mines

2012-3-2  Blasting Practices at Open Cast Mines. One can easily say that the most important part in extraction from an open cast mine is blasting and by following some simple standard practices, a high degree of productivity can be attained. 1. Drilling: There are two major types of drilling

Get Price

Nikhil Vyas - Mines Manager - RAI BAHADUR SHREE

About Mining graduate with working experience in manganese and iron ore open cast mining with drilling and blasting. Have completed PGDM in Supply Chain and Operations from SIBM, Pune (2019 batch) and currently heading Mine working at Selwa Manganese Ore Mine, Katangi (M.P).

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Drill and Blast BBA

2021-6-23  Engineering and optimization work on drilling and blasting applications. Our goal is to help you reduce the costs of rock fragmentation operations and to optimize your processes. By applying rigorous control and implementing quality indicators, we can improve the energy distribution and consistency of your blasting operations.

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New system to improve drilling and blasting practices

2009-9-11  The Swips can be applied as a pathfinder to reduce drill holes in the prospecting phase. It can also be used to do ore characterisation, blasting operation, blasting effect monitoring, mine design ...

Get Price

Blastability and Ore Grade Assessment from Drill ...

2021-4-17  Blasting performance is influenced by mechanical and structural properties of the rock, on one side, and blast design parameters on the other. This paper describes a new methodology to assess rock mass quality from drill-monitoring data to guide blasting in open pit operations. Principal component analysis has been used to combine measurement while drilling (MWD) information from two drill ...

Get Price

ACCIDENTS FROM EXPLOSIVES

Blasting a round in an opencut iron-ore mine 91 Lowering 50-pound cartridge of explosives in 9-inch churn-drill hole by means of tripod 92 Connecting blast holes with detonating fuse 92 Portable steel shelter for men in opencut blasting 93 Electric blasting caps properly placed and taped to Priniacord 95 Blasting with Primacord 96 A, Primacord ...

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Investigation of rock blast fragmentation based on ...

2021-6-22  All blasting tests in the Sungun copper mine were collected by the authors and are listed in the table with a Sun abbreviation. The Sungun copper mine is located 120 km of the Tabriz City in northwestern Iran, and it hosts about 740 million tons of copper ore. In this mine, multiple images were captured from different locations of the

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CITIC Pacific Mining hiring Leading Hand - Drill

We’re spearheading a new downstream processing industry for the nation, transforming magnetite iron ore into a high-grade, premium export product. Sino Iron is a fully integrated operation – featuring a mine serviced by the biggest haul trucks in the world, a six-line concentrator and port terminal facilities at nearby Cape Preston.

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Nikhil Vyas - Mines Manager - RAI BAHADUR SHREE

About Mining graduate with working experience in manganese and iron ore open cast mining with drilling and blasting. Have completed PGDM in Supply Chain and Operations from SIBM, Pune (2019 batch) and currently heading Mine working at Selwa Manganese Ore Mine, Katangi (M.P).

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Evolution of Mining Practices in the Western Lake

2011-9-26  drilling machine blasting blasting powder nitro-glycerine dynamite ANFO ... rail. Status of Michigan mining by early 1970’s Native copper mines closed Underground iron ore mines closed All iron ore production from huge open pits. ... Yearly inspections and reports Later practices: Fencing, warning signs Shaft capping Shaft filling in some ...

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.SA Reinaldo Barrios Drilling and Blasting - Drilling

Responsible for all aspects of the project in regards to drilling and blasting (plan, design, QAQC, prime, load, tie-up, shoot, inspections, and recording.) designing all drilling and blasting patterns in a safe and environmentally responsible manner including meeting production objectives, tracking costs, and assisting with the budgeting process, Support and assist short and mid-range mine ...

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Peter Phiri - Head Of Operations - Kariba Minerals

- Drilling and blasting (production and technical support) - Roads,drainage and environment and mining projects - Mining softwares, datamine, mine 2-4D, Deswik, whittle, microstation, blastec, FPC

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