Patents by Inventor Michel Dolbeau

Michel Dolbeau 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).

  • Process for providing a metal connector fixed to a pipe of composite material and pipe thus made
    Patent number: 4549919
    Abstract: There is provided a process for providing a metal connector fixed to a pipe of composite material and a pipe thus made.A pipe carries at one of its extremities a metal connector, and a first film of elastomer being interposed between the two and adhering to each of them an adhesive. At the level of this extremity, the pipe also carries a metal casing which is held solidly on the connector by a band and a second film of an elastomer which is interposed between the casing and the pipe and adheres by means of an adhesive to each of them.The pipes according to the invention are suitable for use in offshore oil exploration.
    Type: Grant
    Filed: July 6, 1982
    Date of Patent: October 29, 1985
    Assignees: Societe Nationale Industrielle et Aerospatiale, Institut Francais du Petrole
    Inventors: Marcel Auberon, Daniel Cabanel, Michel Dolbeau, Albert Phan, Philippe Pillois, Claude L. Bournazel, Michel Huvey