Patents by Inventor Raimond Castaing

Raimond Castaing 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).

  • Local surface analysis
    Patent number: 4001582
    Abstract: In an apparatus for local surface analysis of a target sample in which an ion probe is directed to the target for sputtering particles. A chamber having walls heated to a high temperature (above 2200.degree. K as a rule) collects sputtered particles. The particles entering the chamber are subjected to successive adsorptions and desorptions before they leave the chamber for entry into a mass spectrometer. Scanning may be provided as in conventional SIMS systems.
    Type: Grant
    Filed: June 20, 1975
    Date of Patent: January 4, 1977
    Assignee: Agence Nationale de Valorisation de la Recherche (ANVAR)
    Inventors: Raimond Castaing, Guy Blaise, Roger Quettier