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:
Sep. 09, 2003
Filed:
Nov. 22, 2000
Hairigh Avakgharagelou, Lilienthal, DE;
Finnigan MAT GmbH, Bremen, DE;
Abstract
The invention, relates to a method for producing standard gases (CO and H ) for determining the isotope relationships of oxygen and/or hydrogen, in particular during on-line operation, with a sample being decomposed in a (hot) reactor ( ) to produce CO and/or H , and these components being fed to a mass spectrometer ( ), and with the mass spectrometer also the gases obtained from the sample. The invention also relates to an apparatus for providing standard gases. The method according to the invention provides for the standard gases in the reactor ( ) to be formed by decomposition, and for initial products which are suitable for this purpose to be fed to the reactor.