Heavy metal adsorbent composition comprising bacillus or...

C - Chemistry – Metallurgy – 12 – N

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Details

C12N 1/20 (2006.01) B01J 20/00 (2006.01) B01J 20/22 (2006.01) C12N 1/38 (2006.01)

Patent

CA 2497264

A heavy metal adsorbent composition containing bacterial cells which are obtained by acid-treating a bacterium selected from among Bacillus sp. KRI-02 and its analogs, Bacillus licheniformis and Staphylococcus sp. KRI-04 and its analogs; and a method of removing a heavy metal from a heavy metal-containing medium with the use of the composition. Thus, heavy metals can be removed from rivers, lakes, ponds, industrial waste waters, etc.

L'invention a trait à une composition d'adsorbant de métaux lourds, qui contient des cellules bactériennes obtenues par le traitement acide d'une bactérie sélectionnée dans le groupe comprenant Bacillus sp. KRI-02 et ses analogues, Bacillus licheniformis et Staphylococcus sp. KRI-04 et ses analogues ; et à un procédé visant à extraire, à l'aide de la composition, un métal lourd d'un milieu contenant un tel métal. L'invention permet d'extraire des métaux lourds de rivières, lacs, étangs, eaux usées industrielles, etc..

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