Patents by Inventor J. P. Roux

J. P. Roux 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).

  • Membrane filters for the ultra or micro filtration of liquids, especially water
    Patent number: 5096583
    Abstract: An appliance intended for the ultra- and mirco-filtration of liquids, especially water, by means of membranes consisting of fibers grouped in the form of tubular bundles. Filtration takes place from the inside of the fiber towards the outside, at the same time with an active recirculation of the liquid to be filtered. Such an appliance may take the form of a cylindrical containment with domed ends, in which the bundles of filter elements are either arranged between two superposed floors or fixed to a single floor, wherein the means intended for ensuring the recirculation of the liquid during filtration are incorporated in the appliance.
    Type: Grant
    Filed: March 20, 1991
    Date of Patent: March 17, 1992
    Assignee: Degremont
    Inventors: J. P. Roux, P. Vion
  • On board power supply particularly for a ship propelled by a variable speed diesel engine
    Patent number: 4709203
    Abstract: The invention relates to an on board power supply, particularily for a ship propelled by a variable speed diesel engine (1), comprising a first alternator (2) coupled to a diesel engine, an electronic regulator (4) for the first alternator, a rectifier (5) for rectifying the output current of the first alternator, a direct current motor (6) powered from the output of the rectifier, and a second alternator (8) coupled to the direct current motor.It also comprises means (13) for selectively feeding the regulator of the first alternator from the output (12) of the first alternator or from the output (11) of the second alternator.
    Type: Grant
    Filed: October 3, 1985
    Date of Patent: November 24, 1987
    Assignee: Moteurs Leroy-Somer
    Inventors: Yves M. J. P. Roux, Patrice G. L. Pitaud