17 Result(s)

Article

Investigation on Loss on Ignition to Study the Effect of Iron Ore Mineralogy in Green Pellet Growth Kinetics

This study corroborates that the iron ore mineralogy has significant effects on green pellet growth and its properties by both experimental and mathematical arguments. In this context, three iron ore samples w...

Kashinath Barik, Pallishree Prusti… in Transactions of the Indian Institute of Me… (2022)

Article

An Investigation into Pre-concentration of Low-Grade Silica-Rich Malanjkhand Copper Ore by Wilfley Table

Pre-concentration stages are generally employed to process base and precious metals where the feed grades are inferior. The pre-concentration could remove major gangue minerals and enrich the desired metal con...

Silpa Sweta Jena, S. I. Angadi, N. R. Mandre… in Transactions of the Indian Institute of Me… (2021)

Article

Selective Flocculation of Chromite Tailings

Odisha state is the major reserve of the chromite ore. Due to the extensive applications, high-grade chromite ore is getting depleted day by day. Now it is a challenge for the industry to utilize these low-gra...

Lopamudra Panda, R. Venugopal, N. R. Mandre in Transactions of the Indian Institute of Me… (2021)

Article

Analysis of the Influence of Blaine Numbers and Firing Temperature on Iron Ore Pellets Properties Using RSM-I-Optimal Design: An Approach Toward Suitability

Cold compressive strength (CCS) and apparent porosity (AP) of pellets are essential properties regarding the burden of blast furnaces. The optimal required values for industries are 2.5 KN CCS and 21% AP. Blai...

Rakesh Prasad, R. Venugopal, L. A. Kumaraswamidhas… in Mining, Metallurgy & Exploration (2020)

Article

Mineralogical Characterization and Gravity Separation of Lean Grade Mixed Copper Ore of Malanjkhand Deposit

An in-depth mineralogical characterization has been carried out to develop a suitable beneficiation process route for a low-grade copper ore. Characterization and preliminary gravity separation studies were un...

Silpa Sweta Jena, Mousumi Gharai… in Transactions of the Indian Institute of Me… (2019)

Article

Effect of Using Carbon Nanotubes on ILSS of Glass Fiber-Reinforced Polymer Laminates

Carbon nanotubes have been considered as good filler materials for enhancing the characteristics of advanced nano-composites due to their excellent properties. In z-axis property, especially interlaminar shear...

S. K. Chaudhary, K. K. Singh… in Transactions of the Indian Institute of Metals (2018)

Article

Recovery of Ultra-Fine Iron Ore from Iron Ore Tailings

Many attempts has been taken for further utilisation of the tailings and slimes through different routes i.e. beneficiation, agglomeration etc. Though the slimes and tailings contain huge ultra fines, conventi...

Lopamudra Panda, S. K. Biswal, R. Venugopal… in Transactions of the Indian Institute of Me… (2018)

Article

Comparative analysis of the effect of microwave pretreatment on the milling and liberation characteristics of mineral matters of different morphologies

This study was carried out to understand the impact of variation in material morphology on the efficacy of microwave pretreatment. Three different types of mineral matter — coal, iron ore and manganese ore — w...

V. Singh, R. Venugopal, S. K. Tripathy, V. K. Saxena in Minerals & Metallurgical Processing (2017)

Article

Characterization and Pre-concentration of Low Grade PGE Ores of Boula Area, Odisha using Gravity Concentration Methods

Platinum group elements (PGEs) are scarce in nature and have very limited deposits of economic importance world over. The deposits have very low tenor and require pre-concentration to recover the PGE values. C...

M. S. Jena, J. K. Mohanty, P. Sahu… in Transactions of the Indian Institute of Me… (2017)

Article

Study of the effect of ultrasonic treatment on mineral materials of different morphologies

Coal, iron and manganese ore samples were exposed to different ultrasonic intensities of 250, 300 and 350 W/L for five minutes and to an ultrosonic intensity of 270 W/L for different time durations of 3, 5 and...

V. Singh, R. Venugopal, V. K. Saxena… in Minerals & Metallurgical Processing (2016)

Article

Improvements in Autoclave Heat Recovery Circuit in Uranium Ore Processing Mill at Tummalapalle, India

In the present study, an attempt has been made to recover autoclave heat by exploiting the pyrite oxidation in presence of sodium carbonate during alkali leaching of lean grade uranium ore. From the studies it...

S. Siddique, K. Srinivas, N. R. Mandre… in Transactions of the Indian Institute of Me… (2015)

Article

Effect of morphology on breakage and liberation characteristics of minerals and coal

Ore morphology plays a vital role during the milling and liberation of minerals. This study was carried out to understand the role of mineral crystallography and mineral interfaces on the milling and liberatio...

Veerendra Singh, R. Venugopal, P. K. Banerjee… in Mining, Metallurgy & Exploration (2014)

Article

Artificial neural network approach to assess selective flocculation on hematite and kaolinite

Because of the current depletion of high grade reserves, beneficiation of low grade ore, tailings produced and tailings stored in tailing ponds is needed to fulfill the market demand. Selective flocculation is...

Lopamudra Panda, P. K. Banerjee… in International Journal of Minerals, Metallu… (2014)

Article

Performance evaluation for selectivity of the flocculant on hematite in selective flocculation

Increased demand for iron ore necessitates the utilization of low-grade iron ore fines, slimes, and existing tailings. Selective flocculation can be an alternative physico-chemical process for utilizing these ...

Lopamudra Panda, Pradip K. Banerjee… in International Journal of Minerals, Metallu… (2013)

Article

Studies on water-injection cyclone for processing iron ore fines

Attempts are made to evaluate the feasibility of using a water-injection cyclone for the concentration of iron ore fines. The separation characteristics of clay fines, containing large amounts of alumina and s...

U. B. Kodukula, Y. R. Murthy, K. K. Rao, J. P. Barnwal… in Mining, Metallurgy & Exploration (2008)

Article

Multigravity separator to enrich heavy minerals from a lead flotation concentrate

The performance characteristics of a multigravity separator for the recovery of heavy minerals of lead, zinc, copper and silver from a lead rougher-flotation concentrate were studied. Factorially designed expe...

K. Udaya Bhaskar, J. P. Barnwal, T. C. Rao… in Mining, Metallurgy & Exploration (1999)

Article

Studies on kinetics of green pelletization

R. Venugopal, M. Vanangamudi, T. C. Rao in Mining, Metallurgy & Exploration (1989)