Chemical Sciences, Engineering Sciences


Domestic Filter for Defluoridation of Water


Chemical Sciences, Engineering Sciences

Focus Area:

Water Filtration

Social Benefits:

Provides fluoride free water to the masses. Filtration of fluoride contaminated water for drinking purpose is used.

Developing Agency:

CSIR- Central Mechanical Engineering Research Institute (CMERI), West Bengal

Technology Readiness Index:

Market Launch

Website Link :
Source (more info) :

Brief Description

Description :

Salient features: Domestic type adsorption based multi-stage water filtration unit . Effective for the removal of fluoride from water and microbial organisms . Comprised of AA+FIA+SIAC adsorbents . Effective reduction of F- concentration from ~ 5 ppm to below permissible limit (~1.5 ppm) . No electricity . Flow rate: ~ 5-6 L / hour . Adsorbent life (average): ~2000 L . Storage capacity: ~15 L . Adsorbent replacement cost : Rs.600/- . Application: Environmental (Clean Tech.) - Water treatment. Technology has been transferred to one Indian Industry in non-excl.basis

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