Patents by Inventor Sarah BIGEARD

Sarah BIGEARD 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 PURIFYING BIOGAS THROUGH MEMBRANES AT NEGATIVE TEMPERATURES
    Publication number: 20220152552
    Abstract: The invention relates to a method for membrane permeation of a gas flow including methane and carbon dioxide, wherein said gas flow is cooled to a temperature of 0° C. to ?60° C. before being fed into a membrane separation unit.
    Type: Application
    Filed: October 20, 2021
    Publication date: May 19, 2022
    Applicant: L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude
    Inventors: Sarah BIGEARD, Delphine GARNAUD, David J. HASSE, Sudhir S. KULKARNI, Edgar S. SANDERS, JR., Golo ZICK
  • METHOD FOR PURIFYING BIOGAS THROUGH MEMBRANES AT NEGATIVE TEMPERATURES
    Publication number: 20170304769
    Abstract: The invention relates to a method for membrane permeation of a gas flow including methane and carbon dioxide, wherein said gas flow is cooled to a temperature of 0° C. to ?60° C. before being fed into a membrane separation unit.
    Type: Application
    Filed: August 12, 2015
    Publication date: October 26, 2017
    Applicant: L'Air Liquide, Societe Anonyme pour I'Etude et I'Exploitation des Procedes Georges Claude
    Inventors: Sarah BIGEARD, Delphine GARNAUD, David J. HASSE, Sudhir S. KULKARNI, Edgar S. SANDERS, Golo ZICK