Patents Assigned to Adir et Compagine
  • Synthesis method for solution with high grade chloramine
    Patent number: 6222071
    Abstract: The present invention relates to a process for the preparation of high-grade chloramine by the action of commercial eau de Javelle of 100 chlorometric degrees on a solution of ammonia in the presence of ammonium chloride. According to this process, the chloramine is obtained having a content greater than or equal to 2 mol L−1, that is to say, greater than or equal to 10.3%. The process can be carried out continuously or discontinuously.
    Type: Grant
    Filed: March 29, 2000
    Date of Patent: April 24, 2001
    Assignee: Adir et Compagine
    Inventors: Henri Delalu, Laurent Peyrot, Mazen Elkhatib, Jean-Jacques Counioux, Armand Cohen