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. 15, 2018
Filed:
Nov. 30, 2012
Applicant:
Kemira Oyj, Helsinki, FI;
Inventors:
Pekka Ilmola, Oulu, FI;
Kaj Jansson, Tampere, FI;
Iiris Joensuu, Espoo, FI;
Marjatta Piironen, Espoo, FI;
Assignee:
KEMIRA OYJ, Helsinki, FI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 33/18 (2006.01); G01N 33/487 (2006.01); G01N 33/34 (2006.01);
U.S. Cl.
CPC ...
G01N 33/1826 (2013.01); G01N 33/1806 (2013.01); G01N 33/343 (2013.01); G01N 33/48735 (2013.01);
Abstract
The present invention concerns a method of estimating and optionally controlling the microbiological state in a process stream of an industrial process by measuring the concentration of dissolved oxygen or the rH value, or both, in said stream, the method including continuous or periodic sampling and online measurement. The invention also concerns a device suitable for use in implementing said method.