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:
Feb. 21, 1984
Filed:
Jul. 06, 1982
Applicant:
Inventors:
Leland J Albrecht, Marlborough, MA (US);
Richard L Briere, Hopkinton, MA (US);
Assignee:
High Voltage Engineering Corporation, Burlington, MA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
7386434 ; 73 6 / ; 7386383 ;
Abstract
An apparatus and method for sampling condensate from a vacuum chamber employing a positive displacement pump, a pulsation dampener having sufficient volumetric flexibility to substantially dampen the pump's pressure surge, and a pressure regulating valve. The apparatus can be used in conjunction with sodium detectors, ion exchange analyzers, conductivity cells and other contaminant monitoring devices.