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. 04, 1999
Filed:
Jun. 30, 1997
Applicant:
Inventors:
Daniel W Mayer, Wyoming, MN (US);
Timothy Ascheman, Ramsey, MN (US);
Assignee:
Modern Controls, Inc., Minneapolis, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
G01N / ; G01N / ;
U.S. Cl.
CPC ...
436181 ; 436180 ; 422 681 ; 422 83 ; 73 191 ; 73 1912 ;
Abstract
A method for obtaining a gas sample from a sealed glass ampule containing a liquid and a gas, wherein the steps are immersing the sealed glass ampule in water beneath a collection chamber which is also immersed in water, breaking the glass ampule to permit the gas in the ampule to bubble upwardly into the collection chamber, inserting a hollow needle connected to a syringe into the collection chamber to obtain a sample of the bubbled gas, and injecting the obtained sample into a gas analyzer machine.