Patents by Inventor Andre L. N. Textoris

Andre L. N. Textoris 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).

  • Process for obtaining a uranium-bearing concentrate of high purity from liquors contaminated with zirconium
    Patent number: 4894209
    Abstract: The invention has as its object a process for the purification of a uranium solution which is contaminated by zirconium. This process consists of bringing the pH of the solution to a value of 1 to 3, then adjusting the pH of the said solution to, and maintaining it at a value of 2.5 to 3 while raising the temperature to a value of around 30.degree. to around 60.degree. C. for a period sufficiently long that there occurs a selective precipitation of at least 70% of the zirconium while the uranium remains in the dissolved state.
    Type: Grant
    Filed: June 18, 1987
    Date of Patent: January 16, 1990
    Assignee: Compagnie Generale des Matieres Nucleaires
    Inventors: Jacques M. M. Moret, Nicole Peyriere, Andre L. N. Textoris