Non-ferrous Extractive Metallurgy:
"Pugazhenthy, L." "Ray, H.S."
Non-ferrous Extractive Metallurgy: Brief History of Non-Ferrous Metal contd.. / H.S. Ray and L Pugazhenthy - Kharagpur Indian Insitiute of Technology - Video Lecture - NPTEL Lecture Series Metallurgy and Material Science Brief History of Non-Ferrous Metal contd.. .
"Prof. H.S. Ray,Mr. L Pugazhenthy"
Brief History of Non-Ferrous Metal contd..
IIT Kharagpur
Metallurgy and Material Science
Non-ferrous Extractive Metallurgy
NPTEL
Non-ferrous Extractive Metallurgy: Brief History of Non-Ferrous Metal contd.. / H.S. Ray and L Pugazhenthy - Kharagpur Indian Insitiute of Technology - Video Lecture - NPTEL Lecture Series Metallurgy and Material Science Brief History of Non-Ferrous Metal contd.. .
"Prof. H.S. Ray,Mr. L Pugazhenthy"
Brief History of Non-Ferrous Metal contd..
IIT Kharagpur
Metallurgy and Material Science
Non-ferrous Extractive Metallurgy
NPTEL