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.
Patent No.:
Date of Patent:
Jul. 02, 2013
Filed:
Jan. 08, 2010
Applicants:
Franz Knopf, Graz, AT;
Helmut Pongratz, Graz, AT;
Alexander Bergmann, Graz, AT;
Inventors:
Assignee:
AVL List GmbH, Graz, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 1/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
A device for determination of solid particle concentration includes a primary diluter (), a downstream heated evaporator (), a secondary diluter () downstream of the evaporator () and a particle counter (). The secondary diluter () is a porous tube diluter and is mounted between the outlet of the evaporator () and a stabilization chamber (), from which the sample flow is diverted to the particle counter ().