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(11)    Patent No :    AP 2497    (73) Applicant(s)       
(21)    Application No :    AP/P/2009/004742    AQUA- NU FILTRATION SYSTEMS LIMITED, Brid-a-Crinn,       
            Dundalk, Co. Louth,       
                   
(22)    Filing Date :    13.06.2007    Ireland       
(24)    Date of Grant &    19.10.2012           
                   
(45)    Publication :

(30)    Priority Data            (72) Inventors   
    (33) Country    (31) Number    (32) Date    FARRELLY Patrick, Ireland   
    IE    S2006/0450    14.06.2006    McCORMACK Sean, Ireland   
                   
                VERKERK Robert, Ireland   
                et al       
                (74) Representative   
(84)    Designated State           
                   
    GH   KE   SZ            HONEY & BLANCKENBERG   
                   
(51)    International    Classification    B01D 39/20 (2006.01)    C04B 38/06 (2006.01)   
            C04B 38/08 (2006.01)       

(54)    Title

Ceramic filter

(57)    Abstract

A ceramic filter comprising: (a) from about 75% to about 95% by weight of diatomaceous earth; (b) from about 10% to about 20% by weight of a flux; and (c) from about 0.03% to about 0.4% by weight of a metallic compound; the percentages by weight being percentages by weight of the ceramic filter

(56) Documents Cited : GB-A-1 191 761 A DATABASE WPI Week 199617 THOMSON SCIENTIFIC EP-A1-0 790 070

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