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ammonium nitrate for rock quarry

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ammonium nitrate for rock quarry

SYMPATHETIC DETONATION OF AMMONIUM NITRATE …

years, however, fertilizer-grade ammonium nitrate has been increasingly used as the major ingredient in low-cost and efficient blasting agents; the most popular is a mixture of ammonium nitrate and from 5 to 6 percent fuel oil. Much of the ammonium nitrate-fuel oil is mixed at mine or quarry sites and

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ammonium nitrate – Mining and Blasting

ANFO (or Ammonium Nitrate/Fuel Oil) is a widely used bulk industrial explosive mixture in mines and quarry operation. It consists of 94 % porous Ammonium Nitrate (NH 4 NO 3 ), (AN) that acts as the oxidizing agent and absorbent for the fuel – 6 % number 2 fuel oil (FO), popularly known as High Speed Diesel (HSD).

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Quarry Development Plan – Wuthrich Quarry

Ammonium nitrate prill will be stored off-site. The blasting operation will conform to the applicable laws and/or regulation (e.g. timing of blasts during the day, etc.). Blasted rock will either be loaded by a wheeled loader or a tracked excavator. To maximize the use of the mined rock from the quarry, it may be subject to screening to recover ...

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ROCK BLASTING and the COMMUNITY - Oregon

Some common types used are ANFO (ammonium nitrate and fuel oil), dynamite, TNT, and water gels and emulsions for boreholes filled with groundwater. ... fractures in the rock and this causes the majority of rock breakage in quarry blasting. • Energy from a blast which is not used for rock …

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ammonia for the quarry

Ammonium Nitrate 201664 Commissioner is going to store Ammonia on this My uncle retired from the rock quarry where theynitrate in our neighborhood, but they d. Get Price. Oasis 115 XP Floor Cleaner ''Ammonia Scent, Liquid, 2.5 .

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Best Management Practices for Blasting Activities to Avoid ...

Ammonium Nitrate and Fuel Oil (ANFO). The following shall apply to reduce nitrate or other impacts when ANFO is used: ... VGS Practice for Review of Rock Extraction – Quarries under Act 250 Criteria 9D and 9E DEC Best Management Practices for Blasting to Avoid Environmental Contamination .

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Nitrogen compounds at mines and quarries

Nitrogen compounds at mines and quarries Sources, behaviour and removal from mine and quarry waters – Literature study ... Keywords: ammonia, nitrate, mine wastewater, treatment technology, nitrogen recovery, nitrogen sources, explosives ... 2.3.2 Weathering phenomena in waste rock piles ..... 39 2.3.3 Amount of explosive residuals in raw ore ...

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Mining | LSB

We manufacture industrial-grade, solid ammonium nitrate (AN) and AN solutions for the mining, construction and quarry industries. Mining customers need the chemicals we provide to perform blasting for extracting coal, copper, gold, and other vital minerals. In quarries, our products help extract rock and stone that will be used for construction ...

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Explosives for Rock Blasting | Dyno Nobel

Bulk Explosives. Today 95% of all explosives consumed are delivered in bulk form. At large scale mines and quarries, specially designed trucks combine the ingredients and pump or auger them into the borehole. Bulk explosives range from simple ANFO (ammonium nitrate + fuel oil) to straight emulsions and include a wide variety of ANFO/emulsion ...

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AMMONIUM NITRATE EXPLOSIVES ARE SIMPLE, EASILY MADE ...

April 21, 1995. Explosives made of ammonium nitrate, a common form of nitrogen fertilizer, are widely used in industry and have largely replaced dynamite in the blasting of rock …

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13.3 Explosives Detonation

For ammonium nitrate and fuel oil (ANFO) mixtures, a fuel oil content of more than 5.5 percent creates a deficiency of ... but such large quantities of particulate are generated in the shattering of the rock and earth by the ... nitrate/sodium nitrate/wood pulp Quarry work, stump blasting 32 (23-64) 63 (46-128) ND ND 0.7 (0.3-1.1) 1.3 (0.6-2.1 ...

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Jg CHAPTER BLASTING ROCK ---•Department

is performed to break rock so that it may be quarried for processing in an aggregate production operation, or to ... mixtures of ammonium nitrate and a fuel sensitizer . c: ... whether a quarry situation or a highway cut. Figure 1. Blasthole Dimensional Terminology -

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FC Stop the Rock - What's So Bad About A Rock Quarry?

The average rock quarry blast measures a 2 on the Richter scale. To put those figures in context, Timothy McVeigh used an estimated 5,000 pounds of this same ammonium nitrate compound when he bombed the Murrah Building in Oklahoma City and that blast was heard & felt up to 55 miles away and registered a magnitude of 3 on the Richter Scale at ...

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HSE Explosives - Ammonium nitrate

Guidance on the security of ammonium nitrate used in blasting has been produced by NaCTSO in conjunction with the Quarries National Joint Advisory Committee and HSE. The leaflet A Guide to the Security of Ammonium Nitrate used in Blasting offers some practical help and guidance for sites, such as quarries, that use ammonium nitrate for blasting.

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