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. 28, 1991
Filed:
Oct. 26, 1988
Applicant:
Inventors:
John Davison, Mission Viejo, CA (US);
Chung Hsu, Laguna Hills, CA (US);
Assignee:
Athens Corp., Oceanside, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
356312 ; 7386421 ; 356 36 ;
Abstract
Disclosed is an atomic absorbtion spectrophotometer method and apparatus, for automated real time analysis of an analyte in a continuous process stream. The apparatus comprises a sample arm for delivering a quantity of sample from a sample cup to a sample atomizer. The sample cup is in valved communication with each of a source of fluid sample and a source of wash solution. In a preferred embodiment, the sample cup is additionally in valved communication with a source of a reference control. Additionally disclosed is an easily serviceable sample atomizer, having a tungsten coil heating element removably secured therein.