Patents by Inventor Laura E. Rice

Laura E. Rice has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method of monitoring microbiological activity in process streams
    Patent number: 8012758
    Abstract: An apparatus and method for monitoring microbiological activity in a process stream by measuring dissolved oxygen is disclosed. Bulk microbiological activity and surface associated biological activity are measured using this apparatus and method.
    Type: Grant
    Filed: February 16, 2007
    Date of Patent: September 6, 2011
    Assignee: Nalco Company
    Inventors: Michael V. Enzien, Laura E. Rice, Stephen B. Ashton
  • Method of monitoring bulk (total) microbiological activity in process streams
    Patent number: 7981679
    Abstract: An apparatus and method for monitoring and controlling microbiological activity in a process stream by measuring dissolved oxygen is disclosed.
    Type: Grant
    Filed: November 20, 2007
    Date of Patent: July 19, 2011
    Assignee: Nalco Company
    Inventor: Laura E. Rice
  • Method of monitoring surface associated microbiological activity in process streams
    Patent number: 7949432
    Abstract: An apparatus and method for monitoring and controlling microbiological activity in a process stream by measuring dissolved oxygen is disclosed.
    Type: Grant
    Filed: November 20, 2007
    Date of Patent: May 24, 2011
    Assignee: Nalco Company
    Inventor: Laura E. Rice
  • Suppressing microbial growth in pulp and paper
    Patent number: 7776363
    Abstract: A composition for anti-microbial effect in a water system such as a pulp and paper processing line with an aqueous slurry. The composition comprises a free chlorine-generating biocide comprising a chlorine source, urea, and an alkali in a concentration sufficient to provide a pH greater than 10, and typically at least pH 11.
    Type: Grant
    Filed: January 27, 2006
    Date of Patent: August 17, 2010
    Assignee: Nalco Company
    Inventors: Laura E. Rice, Andrew J. Cooper, Robert L. Wetegrove, Michael V. Enzien
  • SUPPRESSING MICROBIAL GROWTH IN PULP AND PAPER
    Publication number: 20100119620
    Abstract: A composition for anti-microbial effect in a water system such as a pulp and paper processing line with an aqueous slurry. The composition comprises a free chlorine-generating biocide comprising a chlorine source, urea, and an alkali in a concentration sufficient to provide a pH greater than 10, and typically at least pH 11.
    Type: Application
    Filed: January 19, 2010
    Publication date: May 13, 2010
    Inventors: Laura E. Rice, Andrew J. Cooper, Robert L. Wetegrove, Michael V. Enzien
  • METHOD OF MONITORING MICROBIOLOGICAL ACTIVITY IN PROCESS STREAMS
    Publication number: 20080199901
    Abstract: An apparatus and method for monitoring microbiological activity in a process stream by measuring dissolved oxygen is disclosed. Bulk microbiological activity and surface associated biological activity are measured using this apparatus and method.
    Type: Application
    Filed: February 16, 2007
    Publication date: August 21, 2008
    Inventors: Michael V. Enzien, Laura E. Rice, Stephen B. Ashton
  • METHOD OF MONITORING SURFACE ASSOCIATED MICROBIOLOGICAL ACTIVITY IN PROCESS STREAMS
    Publication number: 20080196853
    Abstract: An apparatus and method for monitoring and controlling microbiological activity in a process stream by measuring dissolved oxygen is disclosed.
    Type: Application
    Filed: November 20, 2007
    Publication date: August 21, 2008
    Inventor: Laura E. Rice
  • METHOD OF MONITORING BULK (TOTAL) MICROBIOLOGICAL ACTIVITY IN PROCESS STREAMS
    Publication number: 20080199969
    Abstract: An apparatus and method for monitoring and controlling microbiological activity in a process stream by measuring dissolved oxygen is disclosed.
    Type: Application
    Filed: November 20, 2007
    Publication date: August 21, 2008
    Inventor: Laura E. Rice
  • Method of inhibiting biofilm formation in commercial and industrial water systems
    Patent number: 6267897
    Abstract: Biofilm formation is inhibited in commercial and industrial water systems through the addition of at least one plant oil.
    Type: Grant
    Filed: May 4, 2000
    Date of Patent: July 31, 2001
    Assignee: Nalco Chemical Company
    Inventors: Linda R. Robertson, Victoria M. Kehoe, Laura E. Rice, Chandrashekar Shetty