blasting accessories in mining ppt

Surface Mining Methods and Equipment - eolss

Surface Mining Methods and Equipment - eolss

UNESCO – EOLSS SAMPLE CHAPTERS CIVIL ENGINEERING – Vol II - Surface Mining Methods and Equipment - J Yamatomi and S Okubo ©Encyclopedia of Life Support Systems (EOLSS) Figure 2 Change in production and productivity of US coal mines The higher productivity for open pit mining equipment also lowers costs

PROCEDURES FOR BLASTING - NYSDOT Home

PROCEDURES FOR BLASTING - NYSDOT Home

Binary Explosive – A blasting explosive formed by the mixing of two plosophoric materials, for example, ammonium nitrate and nitromethane Blast Pattern – The plan view of the drill holes as laid out for blasting Blast Plan – A written procedure that details the ,

11 PHASES OF A MINING PROJECT - Home | ELAW

11 PHASES OF A MINING PROJECT - Home | ELAW

11 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 111 Exploration

Explosives - products

Explosives - products

, an international integrated Chemicals and Energy Company is a leading supplier of Explosives with a wide range of Accessories,Bulk Explosives,Centralised Blasting System,Electronic Initiation, and Packaged Explosives products ’s Explosives are supplied into ,

Blasting - Safety Training PDF Files - miningquiz

Blasting - Safety Training PDF Files - miningquiz

An effective blasting solution has been identified that enables the safe utilisation of powder factors several times higher than those used conventionally to provide significant improvements in fragmentation Blasting PowerPoint Presentations Browse our collection of Blasting PowerPoint Presentations Blasting Safety Videos

Underground Drilling and Blasting Training - YouTube

Underground Drilling and Blasting Training - YouTube

Nov 26, 2013· 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 ,

Blasting - SlideShare

Blasting - SlideShare

Nov 19, 2013· blasting 1 blasting most basic unit operation of any mining activity 2 objective • rock is blasted either to break in to smaller pieces such as in most mining and quarrying operations or large blocks for dimensional stone mining and some civil engineering application, or to create space

Open Pit Mine Planning and Design, Third Edition ~ Mining ,

Open Pit Mine Planning and Design, Third Edition ~ Mining ,

Open Pit Mine Planning and Design is an excellent textbook for courses in surface mine design, open pit design, geological and excavation engineering, and in advanced open pit mine planning and design The principles described apply worldwide In addition, the work can be ,

Mining terms explained: A to Z | Anglo American

Mining terms explained: A to Z | Anglo American

Mining terms explained: A to Z skip to main content Media Media Read all our latest press releases, speeches and presentations Read more Press releases Presentations and speeches .

Blasting Safety – Revisiting Site Security

Blasting Safety – Revisiting Site Security

In underground mining situations, the mine roof conditions, ground support system, and ventilation are important factors in determining the extent of the blast area In an underground gold mining operation in Nevada, blasting in a drift caused a roof fall in another drift situated about 25 ft below the blasted drift

Blasting accessories (EM113) - SlideShare

Blasting accessories (EM113) - SlideShare

Aug 07, 2013· Blasting accessories (EM113) 1 Chapter 7 Blasting accessories Mary Kassel T Blanco 2 Outline 71 INTRODUCTION 72 POWER SOURCE FOR ELECTRICAL FIRING 721 Exploders 722 Sequential blasting machine 723 Mains firing 73 BLASTING CIRCUIT TESTING

An Analysis and Prevention of Flyrock Accidents in Surface ,

An Analysis and Prevention of Flyrock Accidents in Surface ,

An Analysis and Prevention of Flyrock Accidents in Surface Blasting Operations by T S Bajpayee, Harry C Verakis, and Thomas E Lobb Abstract Blasting is a primary means of extracting minerals and ores at surface mining operations The domestic consumption of explosives and blasting agents during the year 2002 was about 553 billion pounds

Surface Mining Technology: Progress and Prospects ,

Surface Mining Technology: Progress and Prospects ,

Mining industry production is often expressed in terms of surface and underground mining segments and metallic and non-metallic and coal sectors Data from 's Mining Methods booklet [5], abstracted here in Table 2, show that mining is associated with large volumes of waste production

Blasting - Safety Training PowerPoint Presentations

Blasting - Safety Training PowerPoint Presentations

Blasting Regulations Explores the requirements on blasting operators contained in 29 CFR, BATF and DOT 16 slides: Blasting Regulations Regulatory requirements for NCDOT blasting operations 19 slides: Blasting Safely with Proper Techniques The most important responsibility of the blaster in charge is to prepare and fire safely

Appendix E6 - Canadian Environmental Assessment Agency

Appendix E6 - Canadian Environmental Assessment Agency

accessories as well as to deliver the product to the hole Orica has provided a blasting summary with calculated powder factors, other blasting parameters and budgetary capital costs This report can be found in Appendix C - Seabridge Gold Operation with capital costs October 2009 31 Powder Factor

Explosives and Detonators - Mining and Blasting

Explosives and Detonators - Mining and Blasting

The composition of explosives is balanced chemically to produce the desired effects in blasting Note: the orange fumes sometimes seen in open pit blasting indicate that there is water in the blasthol The water desensitises a proportion of the fuel, upsetting the oxygen balance and resulting in the production of nitrous oxid 41 ANFO

oricaminingservices

oricaminingservices

oricaminingservices

Suppliers / Drilling and Blasting - Mining Technology

Suppliers / Drilling and Blasting - Mining Technology

M Mammoth Drill Tools, Blasthole Drilling Tools for the Mining Industry MAXAM, Explosives and Blasting Solutions for Mining, Quarrying and Construction Applications Mincon, State-of-the-Art Rock Drills Including DTH Hammers and Bits Mine Master Ltd, Drilling and Bolting Equipment for Underground Mining MINTECH, High-Quality Blasting Equipment for the Mining Industry

Blasting Accessories - Orica Mining Services

Blasting Accessories - Orica Mining Services

Blasting aCCessories Blasting Switch Blasting Switch (Complete) Incorporates all essential safety features required when firing from power lin The box is painted red to be clearly seen, is lockable to prevent tampering, and is durable to with stand the underground environment

Chapter 11 SPECIALIZED BLASTING TECHNIQUES

Chapter 11 SPECIALIZED BLASTING TECHNIQUES

blasting of cornices increases efficiency, boring holes along the presumed tension line exposes the ava-lanche blaster to considerable danger Safety in borehole blasting depends critically on: 1 The blasting crews ability to judge correctly the safe working line techniques for working with this high explosive (See Chapter 5 - Detonating Cord)

JAn 203 1 of 21 Surface Blasting Safety Procedures

JAn 203 1 of 21 Surface Blasting Safety Procedures

oitted to Ecellence in Mining Safety Last Modified: Page: JAN 2013 2 of 21 coresafetyorg MODULE 12 (C ONT)Surface Blasting Safety Procedures Blasting Materials Surface delays, detonators or blasting caps, boosters, safety fuse, down-line and other explosives used for blasting

alaska

alaska

alaska

CHAPTER 11 Mining Technology - Princeton University

CHAPTER 11 Mining Technology - Princeton University

CHAPTER 11 Mining Technology The Federal Coal Leasing Amendments Act of 1976 charged OTA to assess the feasibility of the use of deep-mining technology on leased areas With the passage of the Sur-face Mining Control and Reclamation Act of 1977 congressional interest in the study of deep underground mining technology shifted

Blasting Tools and Accesories

Blasting Tools and Accesories

Hand tools are typically made of non-sparking materials such as bronze, brass or ceramic Please beaware that some hand tools are not made of non-sparking materials so ,

Blasting Accessories - Industrial & Mining Explosives ,

Blasting Accessories - Industrial & Mining Explosives ,

Dyno Nobel is a leading supplier of industrial explosives and blasting services to the mining, quarrying, seismic and construction industri Visit Dyno Nobel Incitec Pivot Limited is an industrial chemicals manufacturer, supplying the agriculture and mining industri

Surface drill rigs —  Mining and Rock Technology

Surface drill rigs — Mining and Rock Technology

In order to meet the demands of mining and rock excavation industry, surface drill rigs are all designed to work effectively in the toughest conditions This is why we invest heavily in research and development delivering true power with absolute precision through the latest technical innovations, our unique drilling rigs are the best .

Protecting Workers from the Hazards of Abrasive Blasting ,

Protecting Workers from the Hazards of Abrasive Blasting ,

requirements that apply to abrasive blasting operations For example, the removal of lead paint by abrasive blasting will likely require employers to follow provisions of the OSHA Lead standard Safety and health topic pages listed here provide employers and workers with information that may be useful for safely conducting abrasive blasting

QGN 11 Handling Explosives In Underground Mines

QGN 11 Handling Explosives In Underground Mines

Mining and Quarrying Safety and Health Act 1999 , in the way of improved operating procedures and blast results This document was prepared to assist mines and quarries in identifying the hazards and implementing the necessary controls to ensure the safety and health of all persons involved

Surface Mine Blasting - Office of Surface Mining

Surface Mine Blasting - Office of Surface Mining

SURFACE MINE BLASTING Proceedings: Bureau of Mines Technology Transfer Seminar, Chicago, IL, April 15, 1987 Compiled by Staff, Bureau of Mines ABSTRACT The Bureau of Mines has sponsored a comprehensive research program to enhance the safe, effective, and efficient use of blasting technology by the mining industry

Blasting and Explosives Quick Reference Guide 2010

Blasting and Explosives Quick Reference Guide 2010

Presplit blasting Spacing = Hole diameter x 12 Burden = 05 x production blast burden (B) Uncharged length at top = 10 x D Powder factor = 05kg per square metre of face Do not stem hol Fire all holes on the same delay, or in groups of ≥ 5 holes Smooth Blasting Spacing = 15 x Hole diameter (hard rock) 20 x Hole diameter (soft rock)