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blasting accessories in mining ppt

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Module 12: Work Procedures & Permits | CORESafety

Underground Blasting Safety Procedures This document outlines how to control risks related to storage, transportation, handling and use of explosives, blasting accessories and agents. This procedure applies to all underground operating areas and all employees and contractors.

Drilling and Blasting – Courseware :: Centurion Public

1ntrol blasting 2. Blast instrumentation MODULE III Drilling & Blasting in Underground Mines: Coal mines: Drilling systems and their applicability, blasting off solid, different blasting cuts, ring hole blasting, calculation of specific charge, specific drilling and

Mining and Blasting – Weblog of Partha Das Sharma For

Onederra and Chitoo Design methodology for underground ring blasting Mining Technology 2007 VOL 116 NO 4 181 highlighted in the gure. In this methodology, the appliion of accepted rules of thu is supplemented by a 3D and 4D explosive energy

Office of Surface Mining Reclamation and Enforcement (OSMRE) -

blasting cap when unconfined; and Blasting agent (BA) = a mixture consisting of a fuel and oxidizer, intended for blasting but otherwise not an explosive (cannot be detonated with a No. 8 blasting cap). The makeup of a standard-test No. 8 cap, of the sort to the

Blasting accessories in mining ppt. Aug 07, 2013 7.1 INTRODUCTION Blasting accessories - Various products that are used in blasting, in addition to explosives and initiating devices. - Few are consumed in the blast, but most of them are designed to be used in blasting repeatedly.

explosives-and-blasting-111023093210

Partha Das Sharma’s Technical Diary On EXPLOSIVES & BLASTING-----Author: Partha Das Sharma, B.Tech(Hons.) in Mining Engg. (E.mail: [email protected]) 2 INTRODUCTION TO EXPLOSIVES AND ACESSORIES Definition of Explosives : Explosives is a chemical compound or mixture, when exploded by action of heat, impact, gives large volume of gases in a very short time at high temperature &

BLAST DESIGN IN SURFACE MINES | Explosive Material

SECONDARY BLASTING To break oversize boulders, produced during the primary blasting in u/g or surface. To produce a size suitable for crushing plant or hauling system If crusher width is b m, shovel dipper size is cd m3 then, the boulder size a should be a=0.8b m and a=0.8 3 cd m Secondary blasting

Optimization of Blasting Parameters in opencast Mines

ABSTRACT 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

drilling and blasting accessories

blasting accessories in mining ppt flhuntingdogs blasting accessories in mining ppt. New innovation involving information technology Drilling and blasting are the key operation in opencast mines.

Mining and Blasting - Types of Explosives accessories

Microsoft PowerPoint - Types of Explosives accessories.ppt Author naj Created Date 3/8/2010 1:52:36 PM

Blasting accessories (2) - SlideShare

Blasting accessories (2) 1. BLASTING ACCESSORIES SUBMITTED BY ANKIT KUMAR, PROJECT JRF DEPTT. OF MINING ENGINEERING 2. OUTLINE 1. INTRODUCTION 2. ACCESSORIES FOR INITIATING BLAST (INITIATING DEVICES) 2.1 NON

blasting accessories in mining ppt

impact of mining on environment (ppt, key, pdf) logging in or is a form of coal mining that uses explosives to blast "overburden" off the top of some proactive air environmental management for mines proactive air environmental management for mines. changing technologies and cultural shifts in the mining from blasting operations in open cut coal mining,

Mining and Blasting - Types of Explosives accessories

Microsoft PowerPoint - Types of Explosives accessories.ppt Author naj Created Date 3/8/2010 1:52:36 PM

explosives-and-blasting-111023093210

Partha Das Sharma’s Technical Diary On EXPLOSIVES & BLASTING-----Author: Partha Das Sharma, B.Tech(Hons.) in Mining Engg. (E.mail: [email protected]) 2 INTRODUCTION TO EXPLOSIVES AND ACESSORIES Definition of Explosives : Explosives is a chemical compound or mixture, when exploded by action of heat, impact, gives large volume of gases in a very short time at high temperature &

Flyrock Dangers & Best Practices | Mine Safety and

24/3/2016· On Monday, July 16, 2007, a mechanic with 20 years of mining experience was fatally injured at a surface mine when he was struck by flyrock from blasting operations. The victim and another mechanic had just completed their shift in an equipment parking/service area approximately 1,500 feet from the area being blasted.

JAn 203 1 of 21 Surface Blasting Safety Procedures

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

faqs on mining and blasting pdf

Blasting is one of the most feared and least understood aspects of mining operations in Ohio and elsewhere. Appliion [pdf 39Kb] · Fact Sheet: "Blasting in Ohio''s Quarries &

Different Types of Explosives Used in Mining - ThoughtCo

4/9/2019· A single type of explosives was therefore used as a propellant for guns and for blasting purpose in any military, mining and civil engineering appliion. The Industrial Revolution carried discoveries in explosives and initiation technologies.

Blasting Accessories In Mining Ppt Prices Of Small Scale

Blasting Accessories In Mining Ppt Prices Of Small Scale Quarry Equipment View 1,110 Mining Machines & Equipment Machines4u 05 Mar,2020 Buying a used excavator is a great way to get a quality machine without spending a huge amount of money Excavators will generally have a long lifespan, with many machines often lastings 10+ with proper care and maintenance

basic blasting | Mining | Materials - Scribd

basic blasting - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. Blasting in surface mines STUDY OF BLASTING IN OPEN CAST MINES PRAKASH GAURAHA COURSE PROGRAMME 1. 1.