Patents Assigned to Conte SA
  • Method for increasing the anti-wettability of a body
    Patent number: 6197234
    Abstract: To increase the anti-wettability of a body vis a vis a fluid the body is subjected in a treatment enclosure to a post-discharge nitrogen plasma. A fluorinated vapor is fed into the plasma on the input side or on the output side of the discharge cavity.
    Type: Grant
    Filed: June 12, 1997
    Date of Patent: March 6, 2001
    Assignee: Conte SA
    Inventors: Pierre Goudmand, Odile Dessaux, Jean-Denis Quensierre, Vincent Bedhome, Philippe Chavatte, José Duez
  • Method of increasing the wettability of a porous body
    Patent number: 6074534
    Abstract: A method for increasing homogeneously the wettability of a porous body vis a vis a fluid includes a step in which the porous body is exposed in a treatment chamber to a nitrogen plasma generated by an electromagnetic wave discharge in nitrogen gas. Applications include increasing the wettability of a marker tip.
    Type: Grant
    Filed: February 7, 1997
    Date of Patent: June 13, 2000
    Assignee: Conte SA
    Inventors: P. Goudmand, Odile Dessaux, Jean-Denis Quensierre, Vincent Bedhome, Philippe Chavatte, Jose Duez