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:
Nov. 26, 1996
Filed:
Mar. 01, 1995
Applicant:
Inventors:
Richard K Simon, College Station, TX (US);
Michael L Duffy, College Station, TX (US);
Michael J Tanner, College Station, TX (US);
Mathias N Barringer, Bryan, TX (US);
Nathan C Rawls, Bryan, TX (US);
Assignee:
O.I. Corporation, College Station, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ; G01N / ;
U.S. Cl.
CPC ...
422 98 ; 422 54 ; 422 83 ; 422 90 ; 422 91 ;
Abstract
A photoionization detector (PID) and an improved halogen specific detector are disclosed, for direct connection of the PID outlet to the halogen specific detector inlet. The tandem detector is used for detection of volatile organic compounds and the like. A jet assembly and seal between the PID and halogen specific detector provide a leak free and upswept dead volume-free connection between the two detectors.