Patents by Inventor Jean-Pierre L. Maes

Jean-Pierre L. Maes 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).

  • Potassium propionates for use as freezing point depressants and corrosion protection in heat transfer fluids
    Patent number: 7638069
    Abstract: An aqueous heat transfer fluid comprising a C3 carboxylate freezing point depressant, either solely or in combination with C3-C5 carboxylate freezing point depressants, in combination with C6-C16 organic acid salt corrosion inhibitors, provides an antifreeze/coolant composition wherein the corrosion inhibitors exhibit uniquely enhanced solubility, especially at low temperatures, in synergistic combination with the selected carboxylate freezing point depressants.
    Type: Grant
    Filed: December 22, 2006
    Date of Patent: December 29, 2009
    Assignee: Texaco Inc.
    Inventors: Jean-Pierre L. Maes, Jurgen P. De Kimpe, Steven Poppe