Patents by Inventor Daniel Chabrol

Daniel Chabrol 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).

  • Fluid distributor and device for treating a fluid such as a chromatograph equipped with said distributor
    Patent number: 5141635
    Abstract: The invention relates to a fluid distributor, particularly for a chromatography apparatus of large diameter in relation to its height.The distributor (2) comprises a separator (20) consisting of a disc of porous material, and a distribution plate (21) comprising, on its face in contact with the separator, annular channels (29 to 33) connected to a feed or discharge line by conduits (34 to 43) whose dimensions are calculated in order to introduce, in operation, a pressure drop which is inversely proportional to the area of the corresponding channel, measured on its surface of the separator.
    Type: Grant
    Filed: February 4, 1991
    Date of Patent: August 25, 1992
    Assignee: Biopass
    Inventors: Michel LePlang, Daniel Chabrol