The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 31, 2006

Filed:

Feb. 25, 2003
Applicants:

Juho Jumppanen, Surrey, GB;

Jarmo Kuisma, Lohja, FI;

Hannu Paananen, Kantvik, FI;

Vili Ravanko, Clinton, IA (US);

Jukka Rinne, Kirkkonummi, FI;

Inventors:

Juho Jumppanen, Surrey, GB;

Jarmo Kuisma, Lohja, FI;

Hannu Paananen, Kantvik, FI;

Vili Ravanko, Clinton, IA (US);

Jukka Rinne, Kirkkonummi, FI;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 15/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

The invention relates to an equipment for fractionating a solution by a sequential SMB process, which equipment comprises a feed column and one or several other columns, which include a chromatographic separation resin bed. The equipment of the invention is characterized in that the feed column consists of or comprises a compartment where the resin bed is shallower than that of one or more of the other columns of the equipment. The invention also relates to a method for fractionating a solution into two or more fractions with the equipment of the invention.


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