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Title:
PYROGEN REMOVING DEVICE AND ITS METHOD
Document Type and Number:
Japanese Patent JPS555684
Kind Code:
A
Abstract:
Pyrogens can be effectively removed from an aqueous solution by passing a stream of the solution through a device comprising at least two anisotropic ultrafiltration membranes positioned in series, said membranes having nominal molecular weight limits less than the molecular weight of the pyrogens, including aggregates or micelles thereof, to be removed, wherein at least one membrane is juxtaposed with at least one other membrane so that substantially all of the skin surface of one membrane is in intimate contact with substantially all of the skin surface of the other membrane and wherein the edges of one membrane are sealed to the corresponding edges of the other membrane.

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Inventors:
DAAKU EMU DOUUINTAA
Application Number:
JP6139979A
Publication Date:
January 16, 1980
Filing Date:
May 18, 1979
Export Citation:
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Assignee:
MILLIPORE CORP
International Classes:
A61L2/02; A61J3/00; B01D61/14; B01D63/08; B01D69/12; C02F1/44; (IPC1-7): A61J3/00



 
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