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:
Feb. 16, 1999
Filed:
Aug. 01, 1997
Applicant:
Inventor:
Thomas Springmann, Freiburg, DE;
Assignee:
Testo GmbH & Co., Lenzkirch, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
73 2331 ; 73 2341 ; 422 83 ; 422 94 ;
Abstract
A method for preparing a test gas stream for a gas analyzer in which test gas is drawn from a test gas stream by a test gas probe, conducted through a test gas tube to a condensate separator, and then analyzed in the gas analyzer for certain components such as NO.sub.2 and SO.sub.2 for example, with the average flow rate of the test gas stream in the test gas tube being set to a value of at least 1.5 m/s.