Patents by Inventor Lauren R. Weichel

Lauren R. Weichel 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).

  • Additives for heat exchanger deposit removal in a wet layup condition
    Patent number: 9738551
    Abstract: This invention relates to compositions and methods for the at least partial dissolution, disruption and/or removal of deposits, such as scale and other deposits, from heat exchanger components. The heat exchanger components can include pressurized water reactor steam generators. The pressurized water reactor steam generators can be in a wet layup condition. The compositions include elemental metal and complexing agent selected from the group consisting of sequestering agent, chelating agent, dispersant, and mixtures thereof. The methods include introducing the compositions into the heat exchanger components.
    Type: Grant
    Filed: April 18, 2012
    Date of Patent: August 22, 2017
    Assignee: Westinghouse Electric Company LLC
    Inventors: Kurtis R. Crytzer, Lauren R. Weichel
  • ADDITIVES FOR HEAT EXCHANGER DEPOSIT REMOVAL IN A WET LAYUP CONDITION
    Publication number: 20130281341
    Abstract: This invention relates to compositions and methods for the at least partial dissolution, disruption and/or removal of deposits, such as scale and other deposits, from heat exchanger components. The heat exchanger components can include pressurized water reactor steam generators. The pressurized water reactor steam generators can be in a wet layup condition. The compositions include elemental metal and complexing agent selected from the group consisting of sequestering agent, chelating agent, dispersant, and mixtures thereof. The methods include introducing the compositions into the heat exchanger components.
    Type: Application
    Filed: April 18, 2012
    Publication date: October 24, 2013
    Applicant: WESTINGHOUSE ELECTRIC COMPANY LLC
    Inventors: Kurtis R. Crytzer, Lauren R. Weichel