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:
Apr. 10, 2007
Filed:
Sep. 25, 2003
Holger Bohm, Lübeck, DE;
Silke Guga, Lübeck, DE;
Andreas Mohrmann, Krummesse, DE;
Armin Schulten, Ahrensburg, DE;
Bernd Siemensmeyer, Hamberge, DE;
Katja Stern, Dissau, DE;
Bettina Runge, Lübeck, DE;
Holger Bohm, Lübeck, DE;
Silke Guga, Lübeck, DE;
Andreas Mohrmann, Krummesse, DE;
Armin Schulten, Ahrensburg, DE;
Bernd Siemensmeyer, Hamberge, DE;
Katja Stern, Dissau, DE;
Bettina Runge, Lübeck, DE;
Dräger Safety AG & Co. KGaA, Lübeck, DE;
Abstract
A device for detecting sulfuryl fluoride, in which the gas specimen to be examined is subjected to pyrolysis with ensuing detection of a pyrolysis product, is to be improved for the sake of achieving a mobile, economical structure. To attain this object, in a preliminary tube () for pyrolysis, there is a chemical layer () of pyrophoric iron, and as an indicator system for the pyrolysis product, a test tube () for hydrogen fluoride is used.