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:
Feb. 16, 2016

Filed:

Oct. 02, 2007
Applicants:

Yutaka Kono, Kyoto, JP;

Masayuki Nishimura, Kyoto, JP;

Bob Boughtflower, Harlow, GB;

Przemyslaw Stasica, Stevenage, GB;

Inventors:

Yutaka Kono, Kyoto, JP;

Masayuki Nishimura, Kyoto, JP;

Bob Boughtflower, Harlow, GB;

Przemyslaw Stasica, Stevenage, GB;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 15/24 (2006.01);
U.S. Cl.
CPC ...
B01D 15/24 (2013.01);
Abstract

Collection containers () are heated by head conduction from a container rack () with a heater () as the heat source. When an eluting solvent is supplied into a trap column () by a pump (), an eluate containing a target compound exiting from the column () flows through a preparative separation passage () and drips from a solution nozzle (), and this solution is separated into fine droplets by a gas stream blowing from a gas ejection nozzle (). When a droplet touches an inner wall of the container (), the volatile solvent immediately vaporizes, leaving the target compound precipitated in solid forms on the inner wall. Thus, the process of vaporizing and drying the eluate to collect the target compound is completed within a short period of time. This process can be performed online and hence is suitable for laborsaving.


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