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. 04, 1997
Filed:
Aug. 13, 1993
Applicant:
Inventors:
Michael Van Schoiack, Redmond, WA (US);
Peter von der Porten, Vancouver, BC., CA;
Assignee:
Other;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210746 ; 210801 ; 210804 ; 210 85 ; 210306 ; 210311 ; 184-624 ; 184108 ; 73 6143 ;
Abstract
The present invention provides a sensor (10) and method for detecting the presence of water or glycol in an oil system. The water/glycol sensor includes a water/glycol concentrator (12) which concentrates the water and glycol in a concentrating zone (84). A water/glycol detection probe (14) is located in the concentration zone (84) such that minute quantities of water or glycol in the system may be detected.