Improving the production technology of drilling and blasting operations by blasting of high ledges
نویسندگان
چکیده
منابع مشابه
Monitoring and assessment of pollutants resulting from bench-blasting operations
Nitrogen oxides and carbon monoxide gases together with dust are known as the major pollutants arising during the blasting operations using the ammonium nitrate-fuel oil (ANFO) explosive at the Sungun surface mine, located in the northwest of Iran. The pollutants were monitored during some blasting operations at the mine. It was concluded that the gases and dust clouds initially went up to the ...
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In order to increase the productivity and economics of an existing (or baseline) vacuum blasting technology, which has been used to remove radioactive contamination, PCBs, and leadbased paint at Department of Energy (DOE) sites, the redevelopment and design of certain components has been initiated. These new components include a new rectangular blast nozzle, a blasthead with a wind curtain and ...
متن کاملmonitoring and assessment of pollutants resulting from bench-blasting operations
nitrogen oxides and carbon monoxide gases together with dust are known as the major pollutants arising during the blasting operations using the ammonium nitrate-fuel oil (anfo) explosive at the sungun surface mine, located in the northwest of iran. the pollutants were monitored during some blasting operations at the mine. it was concluded that the gases and dust clouds initially went up to the ...
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according to research, academic self-concept and academic achievement are mutually interdependent. in the present study, the aim was to determine the relationship between the academic self-concept and the academic achievement of students in english as a foreign language and general subjects. the participants were 320 students studying in 4th grade of high school in three cities of noor, nowshah...
Fabrication of Microstructures by Powder Blasting
Harry Mulisch, De ontdekking van de hemel.
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ژورنال
عنوان ژورنال: IOP Conference Series: Materials Science and Engineering
سال: 2020
ISSN: 1757-899X
DOI: 10.1088/1757-899x/966/1/012022