Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Frederic Lefort0
Date of Patent
September 25, 2007
0Patent Application Number
104162150
Date Filed
November 6, 2001
0Patent Primary Examiner
Patent abstract
The invention concerns a method for treating water for human consumption, so as to eliminate manganese and possibly other metals comprising steps which consist in: causing said water to pass at least over a bed of filtering material (3) consisting at least partly of manganese dioxide granules, said granules having a real density ranging between 3.5 and 4.5 and a hardness higher than 6 on the Mosh scale; regenerating, if necessary, said manganese dioxide, said regeneration being carried out mechanically.
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