Harish Hanumanthappa

ORCID: 0000-0003-0396-1600
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About
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Research Areas
  • Mineral Processing and Grinding
  • Minerals Flotation and Separation Techniques
  • Granular flow and fluidized beds
  • Natural Fiber Reinforced Composites
  • Cyclone Separators and Fluid Dynamics
  • Advanced materials and composites
  • Aluminum Alloys Composites Properties
  • Adsorption and biosorption for pollutant removal
  • Nanomaterials for catalytic reactions
  • Iron and Steelmaking Processes
  • Plant Genetic and Mutation Studies
  • Aquaculture Nutrition and Growth
  • Agricultural Innovations and Practices
  • Metal Alloys Wear and Properties
  • Cutaneous lymphoproliferative disorders research
  • High-Temperature Coating Behaviors
  • Belt Conveyor Systems Engineering
  • Tribology and Wear Analysis
  • Surface Treatment and Coatings
  • Advanced ceramic materials synthesis
  • Skin and Cellular Biology Research
  • Extraction and Separation Processes
  • Oral Health Pathology and Treatment
  • Metallurgical Processes and Thermodynamics
  • Autoimmune and Inflammatory Disorders

KPR Institute of Engineering and Technology
2025

Visvesvaraya Technological University
2013-2024

National Institute of Technology Karnataka
2019-2022

International Institute of Information Technology Bangalore
2022

Robert Kennedy College
2022

Bangalore Baptist Hospital
2022

Mysore Medical College
1996-2012

Government Medical College
2006

University of Agricultural Sciences, Dharwad
1975

The fabrication of the Al2219 + Si3N4 composites was done by means stir casting process. specimen subjected to microstructural studies. density employed in has been evaluated. Generally, increases as weight percent increases. TGA and DTA were performed at temperatures ranging from 30°C 800°C, with some mass loss noted well thermal stability an AA2219 matrix improved. Under various parameters applied load, operating duration, speed, wear behaviour produced aluminium composite (AMC) examined....

10.1155/2023/1120569 article EN cc-by Advances in Materials Science and Engineering 2023-02-20

In India, coal is one of the prime sources energy used in power generation and metallurgy sector. The processing below 3 mm not successfully carried out India. quality can be improved by decreasing coal's particle size, which reduces ash percentage coal. Screening significant beneficiation techniques to reduce size fraction difficult process −3 + 1 was selected present work. this work, an attempt has been made screen −2 from using a 2 mesh vibrating generated at different moisture content,...

10.1080/19392699.2021.1871610 article EN International Journal of Coal Preparation and Utilization 2021-01-16

Carbon atoms are tightly bonded in Graphene to form hexagonal crystal structures. This work synthesised graphene copper nanocomposites using the powder metallurgy technique. was coated with nickel an electroless coating followed by ball milling. Further Nickle hydraulic pressed and samples were sintered a furnace. The tested for wear properties pin-on-disk testing machine at different loading conditions. results indicate that addition of 0.25 wt % Copper exhibits high resistance. represents...

10.18311/jmmf/2023/47994 article EN cc-by-nc Journal of Mines Metals and Fuels 2025-01-24

India is well-known for its rich deposits of high-quality hematite ores, making it a vital player in the global market. As availability high-grade iron ores diminishes, need to process low-grade fines and slimes through beneficiation becoming increasingly important meet market requirements. The creation leads mineral loss about 20 25% overall value during processing. This research investigates ore tailings using reverse cationic flotation, with Sokem reagent acting as collector starch...

10.25303/185da1700176 article EN Disaster Advances 2025-03-31

This study focuses on the maximum recovery of iron values from low-grade laterite ore. The Fe analysis was carried out using wet method analysis. Subsequently, characterization studies were ore Optical microscope for liberation studies, mineral phase with XRD and elemental SEM-EDS. Further, feed particle size -150 microns subjected to physical separation techniques such as scrubbing, hydro cyclone, spiral concentrator dual-stage HGMS two beneficiation circuits. results above showed a...

10.25303/185da1770185 article EN Disaster Advances 2025-03-31

In this study, an experimental investigation was carried out to study the rate of penetration for drilling limestone in open-cast mine. The also influence rotational speed. Drilling experiments were with a constant depth 10m and varying speeds 40rpm, 45rpm 50rpm. As out, fresh drill bit caused increase penetration. Further, as it reached optimal level, there decrease due wearing bit. prediction results using regression analysis linear polynomial models. show that model found be close...

10.25303/185da1630169 article EN Disaster Advances 2025-03-31

In India, the fugitive dust emissions in processing plant and mining area of limestone mines are very high. The emission (particulate matter) PM10 PM2.5 forms an unsafe working environment for workers areas areas. excessive will cause lung-related diseases to people existing adjacent mine. majorly causes air pollution occur due distribution particulate matter work area. This study investigates levels mine Kadapa, Andra Prasad, India. investigation on was carried out as per guidelines DGMS...

10.25303/185da1140125 article EN Disaster Advances 2025-03-31

AbstractIn this study, copper oxide nanoparticles with hierarchical morphologies (CuO) have been synthesized via a hydrothermal route. The morphology and microstructure of the as prepared samples were characterized by XRD, SEM, TEM, SAED. CuO exhibited excellent performance for removal Pb(II) from aqueous solution. effects initial concentration contact time on investigated batch tests. results indicate that equilibrium adsorption data best fitted Langmuir isothermal model, maximum capacity...

10.1080/01496395.2014.922101 article EN Separation Science and Technology 2014-06-10

In this paper, coal screening in vibrating screen was carried out with the size ranges of −6 mm + 4 mm, −4 2 and −2 0.5 mm. The newly designed flexibility angle frequency. experimentation by varying mesh, angle, During screening, kept constant, frequency varied to obtain each range's efficiency. experimental results efficiency were evaluated for fraction range coal. maximum mm+4 mm+2 mm+0.5 obtained 87.60%, 80.93%, 62.96%, respectively. Further, prediction model developed using a...

10.1080/19392699.2021.1910505 article EN International Journal of Coal Preparation and Utilization 2021-04-06
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