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Development of a predictive model of fragmentation using drilling and blasting data in open pit mining
(Southern African institute mining metallurgy, 2017)
This article presents predictive statistical models for fragmentation in open pit mines using drill-and-blast data. The main contribution of this work is the proposing of statistical models to determine the correlations ...
Diagnostic study and campaign life extention of companhia siderúrgica nacional (CSN) # 2 blast furnace hot blast stoves
(2008-12-01)
Back in 2000, CSN along with DME, conducted a diagnostic study on Hot Blast Stoves # 1, 2 and 3 of Blast Furnace # 2, after 19 years of operation and close to the end of its design campaign - originally set to last for 20 ...
Implementation of convective heating in Companhia Siderúrgica Nacional Blast Furnace runners
(2013-01-21)
This paper describes the main characteristics and advantages of convective heating system for refractory lining, compared with conventional heating systems. In addition the main results obtained are presented with its ...
Full-scale testing of leakage of blast waves inside a partially vented room exposed to external air blast loading
(Springer, 2017-06)
For the last few decades, the effects of blast loading on structures have been studied by many researchers around the world. Explosions can be caused by events such as industrial accidents, military conflicts or terrorist ...
Wheat Blast: Current Status and Progress in Phenotyping
(CIMMYT, 2019)
A methodology to investigate the wear of blast furnace hearth carbon refractory lining
(Wiley-Blackwell, 2013-11-01)
In this work it is presented a methodology applied by Companhia Siderurgica Nacional (CSN, Brazil) in order to assess its blast furnace 3 carbon refractory hearth lining conditions. The aim of the investigation was the ...
Protection mechanisms of blast furnace hearth linings achieved through titanium additions to the burden
(2003-12-01)
The protection mechanisms of refractory linings both at the slag and pig-iron levels associated with conventional techniques of titanium addition to the blast furnace burden were investigated. The results were derived from ...
Implementation of convective heating in Companhia Siderúrgica Nacional Blast Furnace runners
(2013-01-21)
This paper describes the main characteristics and advantages of convective heating system for refractory lining, compared with conventional heating systems. In addition the main results obtained are presented with its ...