Page 15 - Technology Compendium

CSIR-IMMT/MIN - 04

IMMT Column Flotation System

Advantages / Salient Technical Features
• Rotating wash water distribution system
• Scrapper system for enhanced collection efficiency of
froth
• Incorporation of eddy breakers
• Improved sparger for micro bubble generation
• Online removal & replacement of internal air sparger
without stopping the operation of column
• Reduced maintenance cycle

Problem being addressed
• Processing of complex low and lean grade ore, tailings
and slimes of different mineral resources

Environmental Considerations (if any)
• Environment Friendly

Major Raw Materials to be Utilized
• Antimony, Graphite Coal, Barite, Phosphate, Lead-
Zinc Chromite, Limestone, Dolomite, Beach sand,
etc.

IPR Status / Details (India/Abroad)
• Improved column flotation system. No. 3766DEL2015
Commercialization Status
Application/Uses • Already Commercialized, technology
• Enrichment of mineral or coal values from low-grade transfered to M/s. Tega Industries Ltd.
ore, tailings & slimes Kolkata

Scale of Development Technology Package
• Pilot Scale (Current TRL Level : 07) • Design to Commercialization

13