latest developments in mine blasting techniques

latest developments in mine blasting techniques

  • controlled blasting techniques – Mining and Blasting

    Dec 21, 2010  Posts about controlled blasting techniques written by PARTHA DAS SHARMA ... Tagged blasting, blasting techniques, controlled blasting techniques, mining Leave a comment. September 2, 2009 by PARTHA DAS SHARMA. Techniques of Controlled Blasting ... Safety in Commercial Mining; NEW BURN CUT BLAST DESIGN IN DRIVES ENHANCES DRILLING BLASTING ...

  • Vibrations from Blasting Workshop hosted by Fragblast 9 ...

    Aug 20, 2009  Collection of excellent articles presenting the latest developments in blast vibration measurements, modeling and mitigation techniques. Includes contributions on novel environmentally-induced vs blast-induced movements, non-conventional geophysical processing techniques, new modeling approaches, mitigation techniques using smarter blasting methods

    Author: Alex Spathis, Mike J. Noy
  • Blasting

    Underground Mining Development . Different Access to Ore Bed . Mining Cycle . Some Examples . Surface mining Development . ... Blasting in Underground Mining. Eplosives. Drift or Tunnel Blasting. ... The following groups of bolts are considered based on their anchoring technique: -mechanically anchored rockbolts -grouted rock- and cablebolts

  • Techniques of Controlled Blasting - SlideShare

    Dec 17, 2009  Following are the techniques of controlled blasting: Line drilling, Trim (Cushion) blasting, Smooth (contour or perimeter) blasting, Pre-splitting, Selecting and employing various parameters of blast design, using modern technology, Precise and accurate timing delays, Muffle blasting at critical and congested areas. 4 5.

  • Modern drilling and blasting techniques in underground mining

    Modern drilling and blasting techniques in underground mining. Authors; Authors and affiliations ... however, occur when new technology is being applied but considerable improvements can be expected in the future. ... Johansson L. (1986) Modern drilling and blasting techniques in underground mining. In: Mining Latin America / Minería ...

    Author: Andrzej Zablocki, Leif Johansson
  • List of Technical Papers – Mining and Blasting

    * What’s_New_with_Split-Desktop * Development of Ammonium Nitrate as Blasting Agent * Velocity of Detonation ... * The influence of blasting techniques on ignition of firedamp by permissible explosives ... Books on Mining, Blasting and Explosives: * Blasting principles for open pit mining Vol. 1 ...

  • Underground Drilling and Blasting Training DVD - ACG

    Oct 23, 2012  The third part of the DVD covers development drilling and blasting practices; and the fourth part discusses production drilling and blasting. Target Audience Underground mine workers - the

  • Improving mine productivity through ultra-high intensity ...

    News Media Improving mine productivity through ultra-high intensity blasting 12 Aug 2014. Orica’s Dr Geoff Brent and his research team have been recognised for groundbreaking research using a novel method of Ultra-High Intensity Blasting to improve mine productivity.

  • 3 Technologies in Exploration, Mining, and Processing ...

    The life cycle of mining begins with exploration, continues through production, and ends with closure and postmining land use. New technologies can benefit the mining industry and consumers in all stages of this life cycle. This report does not include downstream processing, such as smelting of ...

  • oma.on.ca

    oma.on.ca

  • Optimization of Blasting Parameters in opencast Mines

    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

    Authors: Manmit Rout Chinmay Kumar ParidaAbout: Mining engineering
  • oma.on.ca

    oma.on.ca

  • A New Perimeter Control Blast Design Concept for ...

    FOR UNDERGROUND METAL/NONMETAL DRIFTING APPLICATIONS Stephen R. Iverson, William A. Hustrulid, and Jeffrey C. Johnson Office of Mine Safety and Health Research National Institute for Occupational Safety and Health Abstract This report presents a new concept in perimeter control blasting for underground

  • Mining Technology Mining News and Views Updated Daily ...

    Mining news and in-depth feature articles on the latest mining company deals and projects covering trends in mineral exploration with up to date data on the most mined metal and mineral commodities. Mining Technology Mining News and Views Updated Daily is using cookies ... Junxin Industrial Wind Turbines and Solar Power Generators for Mine Sites.

  • CHAPTER 11 Mining Technology - Princeton University

    methods usually leave a significant portion of the coal reserve in the ground, Some under-ground mines recover only30 to 50 percent of the minable resource, although, averaged over all underground mines in the United States, the recovery ratio is63 percent. Sur- face mines, on the other hand, typically re-cover from70 to 90 percent of the minable

  • Improving mine productivity through ultra-high intensity ...

    News Media Improving mine productivity through ultra-high intensity blasting 12 Aug 2014. Orica’s Dr Geoff Brent and his research team have been recognised for groundbreaking research using a novel method of Ultra-High Intensity Blasting to improve mine productivity.

  • Techniques of Controlled Blasting - SlideShare

    Dec 17, 2009  Following are the techniques of controlled blasting: Line drilling, Trim (Cushion) blasting, Smooth (contour or perimeter) blasting, Pre-splitting, Selecting and employing various parameters of blast design, using modern technology, Precise and accurate timing delays, Muffle blasting at critical and congested areas. 4 5.

  • APPLICATION OF RIPPER-DOZER COMBINATION IN

    both coal and metal opencast mines and suggest some recent developments. 1.3 Research technique: I. Extensive literature review has been done to identify the parameters affecting the performance of ripper-dozer. The role of these parameters and how they are affecting are established in this study.

    Authors: Rajat Kumar SahuAbout: Open-pit mining
  • Modern drilling and blasting techniques in underground ...

    In spite of the relatively low cost of labour, several big mines in Latin America (especially in Chile and Peru) have realized the importance of adoptation of modern techniques and equipment. Many of...

  • Underground Drilling and Blasting Training DVD - ACG

    Oct 23, 2012  The third part of the DVD covers development drilling and blasting practices; and the fourth part discusses production drilling and blasting. Target Audience Underground mine workers - the

  • TUNNELS, SHAFT AND DEVELOPMENT HEADINGS BLAST

    TUNNELS, SHAFT AND DEVELOPMENT HEADINGS BLAST DESIGN INTRODUCTION Tunnels, shafts, and raises are developed for a variety of purposes. In mines development headings provide; mine access for men and materials, ore and waste hoisting, and ventilation paths. Shafts are also used in civil construction projects. In hydroelectric projects, shafts and

  • List of Technical Papers – Mining and Blasting

    Blast Design in Opencast Mines and Concept of Optimum Blasting Blasting Practices in Mines Explosives and Blasting in Opencast Mines Bio-Mining Explosives and Blasting in Underground Coal Mines Ground Vibration Problem in Openpit Mega Blast Blast Sidecasting Controlled Blasting Techniques Non-primary Explosives Detonator (NPED)

  • Blast Training Course Guide - Orica Mining Services

    Blast Training Course Guide. Duration 4 Hours Who Will Benefit Those on a mine site, or in a quarry or construction blast ... Special Blasting Techniques Special Blasting Techniques Safety Awareness Exercise – Who Cares ... edge of blasting developments while delivering outcomes of productivity growth, profitability, efficiency, safety ...

  • Surface Mining Technology: Progress and Prospects ...

    The new mine development paradigm consistent with the initial objective of utilization of all the resources of the area is sustainable development planning [Figure 8]. Fig. 8.Diagram illustrating essential steps to the development of new economic base 5.

  • APPLICATION OF RIPPER-DOZER COMBINATION IN

    APPLICATION OF RIPPER-DOZER COMBINATION IN SURFACE MINES: ITS APPLICABILITY AND ... The surface mining of hard rocks and ore demands drilling and blasting. But these techniques have many adverse effects on environment. So today’s eco-conscious world demands ... both coal and metal opencast mines and suggest some recent developments.

    Authors: Rajat Kumar SahuAbout: Open-pit mining
  • Blasting Technique In Dimensional Stone Mining

    Design and application of AIR decks in surface blasting operations1.00 Мб. The technique was restricted primarily to small diameter holes using black blasting powder in dimensional stone work.These included two iron mines, one limestone quarry, one coal mine, two gold mines, one poly-metallic mine and two copper mines.

  • Improving mine productivity through ultra-high intensity ...

    News Media Improving mine productivity through ultra-high intensity blasting 12 Aug 2014. Orica’s Dr Geoff Brent and his research team have been recognised for groundbreaking research using a novel method of Ultra-High Intensity Blasting to improve mine productivity.

  • 1.1 PHASES OF A MINING PROJECT - Home ELAW

    1.1 PHASES OF A MINING PROJECT There are different phases of a mining project, beginning with mineral ore exploration and ending with the post-closure period. What follows are the typical phases of a proposed mining project. Each phase of mining is associated with different sets of environmental impacts. 1.1.1 Exploration

  • Design methodology for underground ring blasting

    tion of ring blasting in different mining conditions. This paper focuses on the design and analysis process 1 De nitions of toe spacing 2 General approach to blast design Onederra and Chitombo Design methodology for underground ring blasting Mining Technology 2007 VOL 116 NO 4 181

  • A New Perimeter Control Blast Design Concept for ...

    FOR UNDERGROUND METAL/NONMETAL DRIFTING APPLICATIONS Stephen R. Iverson, William A. Hustrulid, and Jeffrey C. Johnson Office of Mine Safety and Health Research National Institute for Occupational Safety and Health Abstract This report presents a new concept in perimeter control blasting for underground

  • 3 Technologies in Exploration, Mining, and Processing ...

    The life cycle of mining begins with exploration, continues through production, and ends with closure and postmining land use. New technologies can benefit the mining industry and consumers in all stages of this life cycle. This report does not include downstream processing, such as smelting of ...

  • New trends in drilling and blasting technology Request PDF

    Request PDF on ResearchGate New trends in drilling and blasting technology The mining industry is poised on the threshold of some exciting opportunities. It has been realized that the unit ...

  • Mining Technology Mining News and Views Updated Daily ...

    Mining news and in-depth feature articles on the latest mining company deals and projects covering trends in mineral exploration with up to date data on the most mined metal and mineral commodities. Mining Technology Mining News and Views Updated Daily is using cookies.

  • Best practices: Drilling and blasting : Pit Quarry

    Dec 07, 2015  Best practices: Drilling and blasting. By Megan Smalley December 7, 2015. Larry Mirabelli, senior manager at Buckley Powder Co., teamed with Bill Hissem, senior mining engineer at Sandvik Construction, to deliver a presentation on drilling and blasting at the 2015 Quarry Academy hosted by Dyno Nobel and Sandvik.

  • The Use of Blast Monitoring/Modelling Technology for the ...

    This paper describes the application of the vibration monitoring technique, particularly in the underground mining environment, and its importance in diagnosis, modelling, control, and optimisation of the development blasting process.

  • TUNNELS, SHAFT AND DEVELOPMENT HEADINGS BLAST

    _____Tunnels, Shaft, and Development Headings Blast Design REVEY Associates, Inc. 2005 Page 7 PRODUCTION REQUIREMENTS AND EQUIPMENT LIMITATIONS The equipment used in tunnels and other development headings has great influence on productivity. Many contractors, mining companies, and manufacturers have put

  • BLASTING TECHNIQUES IN HIGH PRODUCTION UNDERGROUND METAL MINES

    Jun 25, 2010  IMPROVED ACCURATE BLASTING TECHNIQUES WITH MODERN PRECISION DRILLING - KEY TO ACHIEVE TECHNO-ECONOMICS OF HIGH PRODUCTION UNDERGROUND METAL MINES By: Partha Das Sharma, (E.mail: [email protected] ...

  • oma.on.ca

    oma.on.ca

  • New trends in drilling and blasting technology Request PDF

    Request PDF on ResearchGate New trends in drilling and blasting technology The mining industry is poised on the threshold of some exciting opportunities. It has been realized that the unit ...

  • The Use of Blast Monitoring/Modelling Technology for the ...

    This paper describes the application of the vibration monitoring technique, particularly in the underground mining environment, and its importance in diagnosis, modelling, control, and optimisation of the development blasting process.

  • BLASTING TECHNIQUES IN HIGH PRODUCTION UNDERGROUND METAL MINES

    Jun 25, 2010  IMPROVED ACCURATE BLASTING TECHNIQUES WITH MODERN PRECISION DRILLING - KEY TO ACHIEVE TECHNO-ECONOMICS OF HIGH PRODUCTION UNDERGROUND METAL MINES By: Partha Das Sharma, (E.mail: [email protected] ...

  • CDC - Mining - History of the Mining Program - NIOSH

    History of the Mining Program. Keywords: ... The original mission of the U was to provide the mining industry with information on blasting materials and techniques that could be used safely in the presence of flammable mine gases and dust. This meant identifying the chemical and physical characteristics that allowed explosives to perform ...

  • Blasting - Safety Training PowerPoint Presentations

    Blasting in Underground Bituminous Coal Mines The purpose of this program is to review the Safe blasting procedures for shotfirers in underground bituminous coal mines. 14 slides: Blasting Regulations Covers 29 CFR Part 1910 - General Industry, 29 CFR Part 1926 - Construction, BATF and DOT. ... Blasting Safely with Proper Techniques

  • Drop Raising in Mining (VCR) Method - copper mining India ...

    Hindustan Copper Limited has addressed the complex ‘raising’ operation in mining and developed and implemented Drop Raising techniques at 80 meters intervals which improved safety and led to faster and higher productivity. A pattern of five (165mm) blast holes have been standardized for blasting the raises sequentially by the carater method.

  • Blasting approaches to decrease greenhouse gas emissions ...

    This article presents some recently proven developments in blasting techniques that serve the dual purpose of bringing large productivity and revenue gains while simultaneously decreasing the overall GHG emission intensity of mining operations. Emission intensity reflects the GHG emissions of the mine per unit of saleable resource produced.

  • Explosives Blasting in Mining Conference (Australia ...

    Sep 07, 1995  drilling and blasting operations in these applications and have a significant impact on mine design, operation and performance. The conference will have an essentially practical focus with papers selected to provide a balance between new developments in the basic technologies and improvements to current operating practices. Conference

  • TUNNELS, SHAFT AND DEVELOPMENT HEADINGS BLAST

    _____Tunnels, Shaft, and Development Headings Blast Design REVEY Associates, Inc. 2005 Page 7 PRODUCTION REQUIREMENTS AND EQUIPMENT LIMITATIONS The equipment used in tunnels and other development headings has great influence on productivity. Many contractors, mining companies, and manufacturers have put

  • oma.on.ca

    oma.on.ca

  • Improved Blasting and Bench Slope Design at the Aitik Mine

    work in the 1970s. The concurrent development of blasting techniques for optimum bench slopes is also described. This work also formed the basis for a set of new field trials aiming at achieving safe, stable and economic bench slopes for future mining at Aitik. This paper further describes the methodology used, and the results achieved from ...

  • Ground Control in Underground Mines - ILO Encyclopaedia

    Several important developments have taken place in rock mechanics and ground control in recent years, including the development of empirical design and computer analysis techniques for mine design, the introduction and wide use of a variety of ground monitoring instruments and the development of specialized ground support tools and techniques ...

  • DriftShot simplifies underground blasting - Mining Magazine

    Dyno Nobel and DetNet have launched a new electronic initiation system for underground development blasting Dyno Nobel and DetNet have launched a new electronic initiation system for underground development blasting ... Insight on new mining equipment and management techniques to help mine management improve/advance their operations;

  • [VIDEO] How-To: Conduct Underground Drilling and Blasting ...

    Sep 15, 2014  The process of underground drilling and blasting is one of the most visually stimulating aspects of mining. It’s also one of the most dangerous. The Australian Centre for Geomechanics (ACG) has developed a training and safety guide for miners to properly conduct drilling and blasting