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:
May. 05, 2015
Filed:
Jun. 16, 2010
Applicant:
Michael Ludwig, Karlsruhe, DE;
Inventor:
Michael Ludwig, Karlsruhe, DE;
Assignee:
Siemens Aktiengesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/3504 (2014.01); G01N 21/05 (2006.01); G01N 21/03 (2006.01); G01N 21/09 (2006.01);
U.S. Cl.
CPC ...
G01N 21/05 (2013.01); G01N 21/0332 (2013.01); G01N 21/09 (2013.01); G01N 21/3504 (2013.01);
Abstract
A heatable flow-through measuring cell for a gas analyzer having an inner tube made of a corrosion-resistant material, such as stainless steel, and is terminated at each end with a respective end piece and a radiolucent window held therein. The measuring cell also includes an electrical heating apparatus for heating each end piece, an outer tube that coaxially surrounds the inner tube so as to form a narrow gap and is made of material with good thermal conductivity, such as aluminum, and includes thermal insulation that surrounds the outer tube.