Patents by Inventor Lucien Alfille

Lucien Alfille 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).

  • Powder for extinguishing fires of liquid substances or of a mixture of liquid substances
    Patent number: 4149976
    Abstract: The powder for extinguishing fires of liquid substances or of a mixture of liquid substances forming part of the group comprising liquid metals and hydrocarbons contains at least two salts of alkali metals or alkaline earth metals in proportions such as to obtain a composition having a melting point which is lower than the flame temperature of the liquid metal or of the mixture of metals to be extinguished. The powder contains water of crystallization combined with at least one of the salts, the proportion of water being within the range of 1 to 15% of the weight of the powder.
    Type: Grant
    Filed: November 18, 1976
    Date of Patent: April 17, 1979
    Assignees: Commissariat a l'Energie Atomique, Agence Nationale de Valorisation de la Recherche (ANVAR)
    Inventors: Marcelline Reuillon, Henry Mellottee, Lucien Alfille, Jacques Duco, Yves Fruchard, Jean-Claud Malet, Andre Chappellier, Bernard Devillers