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:
Aug. 10, 1993
Filed:
Apr. 04, 1991
Applicant:
Inventors:
Mark A LaPack, Midland, MI (US);
James C Tou, Midland, MI (US);
Joanna L Shih, Midland, MI (US);
William E Martin, Midland, MI (US);
Renne Y Keith, Cincinnati, OH (US);
Terry J Nestrick, Midland, MI (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
7386323 ; 73 3107 ; 73 1456 ; 73,03 ; 7386333 ;
Abstract
Apparatus and methods for on-line analysis of multiple stream processes wherein each stream has an influent delivered to a treatment zone and an effluent discharged from such zone and wherein both the influent and effluent are analyzed and the analyses compared for the evaluation of the effectiveness of the treatment.