Use of material based on organic and/or inorganic fibres and...

Details Use of material based on organic and/or inorganic fibres and... Use of material based on organic and/or inorganic fibres and...

2007-03-13

2007-03-13

Cintins, Ivars C. (Department: 1724)

Liquid purification or separation

Processes

Ion exchange or selective sorption

C210S688000

Reexamination Certificate

active

10484319

ABSTRACT:
The invention concerns the use of a material based on organic and/or inorganic fibres and chitosan for fixing metal ions contained in an effluent. The invention is characterised in that chitosan represents between 0.01 and 20% by dry weight of fibres and its degree of deacetylation is higher than 90%.

REFERENCES:
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patent: 5010181 (1991-04-01), Coughlin
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patent: 5827610 (1998-10-01), Ramachandran
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patent: 2165865 (1986-04-01), None
patent: 2338477 (1999-12-01), None
patent: 2 110 858 (1998-05-01), None
patent: WO/00/16877 (2000-03-01), None
Braz J. Microbiol., Jul./Sep. 2004, vol. 35, No. 3, pp. 243-247 ISSN 1517-8382.
Water Res.. Sep. 2002; 36(16):4128-36.

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