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:
Jun. 18, 2002
Filed:
Feb. 01, 2000
Applicant:
Inventors:
James A. Grootegoed, Chandler, AZ (US);
James F. Vanell, Tempe, AZ (US);
Assignee:
Motorola Inc., Schaumburg, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B08B 3/00 ;
U.S. Cl.
CPC ...
B08B 3/00 ;
Abstract
A dilution tool ( ) and a method to prepare a solution by mixing of two fluids in a filter ( ) to form a desired solution. Sealless pumps ( ) are driven by a common motor ( ) to pump the fluids at a constant ratio of their respective flow rates while the flow rate of the solution varies. The conductivity or resistivity of the solution is measured with a measurement device ( ) to determine the concentration.