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:
Jun. 18, 1991
Filed:
Dec. 28, 1989
Applicant:
Inventors:
Yasuyuki Nishioka, Nagaokakyo, JP;
Akihiro Hirano, Kyoto, JP;
Assignee:
Horiba, Ltd., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
7386311 ; 73 232 ; 7386331 ; 7386462 ; 436181 ;
Abstract
A sample analyzer to detect elements in a gaseous residue generated in an extraction furnace. The sample analyzer introduces the gaseous residue into a detector to be analyzed. The sample analyzer employs a buffer vessel having a variable internal capacity disposed between the extraction furnace and the detector. The variable capacity buffer vessel provides the capability to accurately analyze samples having wide variations in the concentration of substances to be analyzed.