Patents by Inventor Claude-Jacques Scherrer

Claude-Jacques Scherrer 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).

  • Compositions for inhibiting the corrosion of metals
    Patent number: 3981780
    Abstract: Compositions for inhibiting the corrosion of metals which are contacted with water containing a chloride contaminant will comprise a mixture of a salt of a dicarboxylic acid and an aliphatic amine with a cyclic amine or a mixture of cyclic amines. The composition is exemplified by a salt of a dicarboxylic acid and oleylamine with a volatile cyclic amine comprising a mixture of pyridine, picoline, lutidine, aniline, quinoline, isoquinoline, toluidine, and heavy pyridine.
    Type: Grant
    Filed: March 7, 1975
    Date of Patent: September 21, 1976
    Assignees: Compagnie Francaise de Raffinage, Universal Oil Products Company
    Inventors: Claude-Jacques Scherrer, Jean-Louis Mauleon, Jean-Daniel Gmerek