Patents by Inventor Luc Gaffet

Luc Gaffet 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).

  • Publication number: 20250020369
    Abstract: A cryogenic refrigeration device is provided that may include: an enclosure delimiting a vacuum-sealed volume closed by a cover; and at least one cryogenic refrigerator mounted through the cover and having a first end situated outside the enclosure and a second end situated inside the enclosure, the cryogenic refrigerator being configured to supply cold at its second end.
    Type: Application
    Filed: October 7, 2022
    Publication date: January 16, 2025
    Applicant: L'Air Liquide, Societe Anonyme pour l'Etude et l’Exploitation des Procedes Georges Claude
    Inventors: Camille BOUVIER, Luc GAFFET, Olivier GUIA
  • Publication number: 20240159450
    Abstract: Refrigeration system comprising: a first cryogenic chamber defined by at least a first wall, the first cryogenic chamber being thermally connected to at least a first cold source; a second cryogenic chamber defined by at least a second wall which extends at least partially facing the first wall, the second chamber being contained inside the first chamber and thermally connected to at least a second cold source; wherein the refrigeration system comprises at least a first door made in the first wall substantially facing a second door made in the second wall, the first door and the second door being arranged in such a way that the opening of the first door allows the opening of the second door.
    Type: Application
    Filed: March 7, 2022
    Publication date: May 16, 2024
    Applicant: L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE
    Inventors: Luc GAFFET, Olivier GUIA
  • Patent number: 7266950
    Abstract: The invention concerns a method for using an installation for delivering a frozen product comprising a feed line connected to a storage container or to an installation producing said frozen product. Prior to introducing said product into said feed line or during an interruption in the operation of said installation, a cold fluid is circulated in said feed line bringing the feed line to a temperature capable of maintaining said product frozen during its stay in said feed line or of maintaining said channel at said temperature. The invention also concerns an installation for delivering a frozen product and a delivery feed line. It comprises means for circulating a cold fluid in said feed line from a point located proximate to one of its ends. The invention is applicable to the food industry.
    Type: Grant
    Filed: February 18, 2003
    Date of Patent: September 11, 2007
    Assignee: L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
    Inventors: Damien Burban, Cédric Chastel, Luc Gaffet
  • Patent number: 6026648
    Abstract: Method and plant for cooling a food mass contained in a vessel are provided. The method includes, supplying a cryogenic liquid from a source and injecting the cryogenic liquid into the food mass through a bottom portion of the vessel. The pressure of the injected liquid is greater than 3 bar, and is preferably between 5 and 15 bar.
    Type: Grant
    Filed: May 18, 1998
    Date of Patent: February 22, 2000
    Assignee: L'Air Liquide, Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges Claude
    Inventors: Alain Cloarec, Luc Gaffet