Patents by Inventor Gabriela Dima

Gabriela Dima 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 for producing ultrapure water
    Patent number: 11807556
    Abstract: The present invention relates to a method for producing purified water comprising a step (a) of passing water through a mixed bed ion exchanger comprising beads having a diameter between 0.2 and 0.7 mm and a step (b) of passing water through a fibrous ion-exchange material. The invention further relates to a module comprising the mixed bed ion exchange resin and the fibrous material and to a water treatment system for producing ultrapure water comprising the mixed bed ion exchange resin and the fibrous material.
    Type: Grant
    Filed: February 12, 2018
    Date of Patent: November 7, 2023
    Assignee: Merck Patent GmbH
    Inventors: Ichiro Kano, Gabriela Dima, Julien Gross, Yann Ratieuville
  • Method for producing ultrapure water
    Patent number: 11629071
    Abstract: The present invention relates to a method for producing purified water comprising a step (a) of passing water through a first mixed bed ion exchanger comprising beads having a diameter between 0.5 and 0.7 mm and a step (b) of passing water through a second mixed bed ion exchanger comprising beads having a diameter of less than 0.5 mm. The invention further relates to a module comprising the first and second mixed bed ion exchanger and to a water treatment system for producing ultrapure water comprising the first and second mixed bed ion exchanger.
    Type: Grant
    Filed: February 13, 2018
    Date of Patent: April 18, 2023
    Inventors: Ichiro Kano, Gabriela Dima, Yann Ratieuville
  • A Method For Producing Ultrapure Water
    Publication number: 20200024157
    Abstract: The present invention relates to a method for producing purified water comprising a step (a) of passing water through a mixed bed ion exchanger comprising beads having a diameter between 0.2 and 0.7 mm and a step (b) of passing water through a fibrous ion-exchange material. The invention further relates to a module comprising the mixed bed ion exchange resin and the fibrous material and to a water treatment system for producing ultrapure water comprising the mixed bed ion exchange resin and the fibrous material.
    Type: Application
    Filed: February 12, 2018
    Publication date: January 23, 2020
    Inventors: Ichiro Kano, Gabriela Dima, Julien Gross, Yann Ratieuville
  • A Method For Producing Ultrapure Water
    Publication number: 20200024156
    Abstract: The present invention relates to a method for producing purified water comprising a step (a) of passing water through a first mixed bed ion exchanger comprising beads having a diameter between 0.5 and 0.7 mm and a step (b) of passing water through a second mixed bed ion exchanger comprising beads having a diameter of less than 0.5 mm. The invention further relates to a module comprising the first and second mixed bed ion exchanger and to a water treatment system for producing ultra-pure water comprising the first and second mixed bed ion exchanger.
    Type: Application
    Filed: February 13, 2018
    Publication date: January 23, 2020
    Inventors: Ichiro Kano, Gabriela Dima, Yann Ratieuville