Patents by Inventor Nikita Tyrtoff

Nikita Tyrtoff 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).

  • Method for the manufacture of phosphoric acid by the wet process
    Patent number: 4313915
    Abstract: The invention relates to a method for the preparation of phosphoric acids by the wet process by reaction of at least one natural phosphate on at least one strong acid, such as, preferably, sulphuric acid, characterized in that said reaction is effected in the presence of 50 to 500 g/t of phosphate consumed, of at least one non-ionic surface-active agent obtained by condensation of 2 to 30 molecules of ethylene oxide per molecule of at least one branched fatty alcohol.
    Type: Grant
    Filed: May 17, 1979
    Date of Patent: February 2, 1982
    Assignee: Produits Chimiques de la Montagne Noire
    Inventors: Michel Dabeaux, Nikita Tyrtoff