Patents by Inventor Albert Brocco

Albert Brocco 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).

  • Device for the insertion of samples into a chromatography column
    Patent number: 4038874
    Abstract: This invention concerns a device for inserting samples into a chromatography column.The device comprises a syringe mounted on a carriage, a sample-holder consisting of a circular plate and a control system linking the syringe and sample-holder. The plate and syringe axes are parallel, the axis of the sample-holder cell is at an angle of at least 10.degree. to the horizontal, each cavity for a sample-holder cell is followed in turn by an aperture and a cavity for a cell containing a rinsing liquid, and a control system is provided so that during injection of the sample into the chromatography column, the syringe needle passes through the aperture.The proposed device is specially adapted for chromatographic analysis of samples in the trace form.
    Type: Grant
    Filed: April 21, 1976
    Date of Patent: August 2, 1977
    Assignee: Societe Nationale Elf Aquitaine (Production)
    Inventors: Pierre Baldin, Albert Brocco, Jean-Paul Winstel