Page 47 - Technology Compendium
P. 47
CSIR-IMMT/MAT - 07
Production of industry-grade ferronickel from spent Ni-MH batteries
Advantages / Salient Technical Features Application/Uses
• 95% pure ferronickel making from spent Nickel-Metal • A semi-finished feed material for stainless
Hydride batteries. steelmaking
Problem being addressed Scale of Development
• Niche recycling of spent Ni-MH batteries, a hazardous • Technology Demonstration (Current TRL
waste Level : 03)
• Meeting the secondary demand of nickel in stainless
steelmaking Commercialization Status
• Yet to be commercialised
Environmental Considerations (if any)
• Recycling of spent Ni-MH batteries which pollute the Techno-economics
soil and water. • Techno-economic feasibility will be carried
out after pilot scale study
Major Raw Materials to be Utilized
• Spent Ni-MH batteries Technology Package
• Development of technical flow sheet
IPR Status / Details (India/Abroad)
• Process knowhow; No patent yet
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