Patents by Inventor Carlos Alexandre Marinho Lolo Vieira

Carlos Alexandre Marinho Lolo Vieira 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).

  • Dual bit run bushing system and method
    Patent number: 10753161
    Abstract: A system includes a housing section positioned within a wellhead area, the housing section also includes a removable wellhead bushing arranged over at least one engagement feature of the housing. The system also includes a Christmas tree including a treehead area, the treehead area includes a removable treehead bushing arranged over at least one engagement feature of the treehead area. The system further includes a tubular extending through both the wellhead bushing and the treehead bushing, wherein the tubular includes an installation and removal tool adapted to remove at least one of the wellhead bushing and the treehead bushing during wellbore operations.
    Type: Grant
    Filed: February 23, 2018
    Date of Patent: August 25, 2020
    Assignee: VETCO GRAY, LLC
    Inventors: Helvecio Carlos Klinke da Silveira, Carlos Alexandre Marinho Lolo Vieira, Guaraci Bornia, Deivis Alves Verdan
  • DUAL BIT RUN BUSHING SYSTEM AND METHOD
    Publication number: 20180238121
    Abstract: A system includes a housing section positioned within a wellhead area, the housing section also includes a removable wellhead bushing arranged over at least one engagement feature of the housing. The system also includes a Christmas tree including a treehead area, the treehead area includes a removable treehead bushing arranged over at least one engagement feature of the treehead area. The system further includes a tubular extending through both the wellhead bushing and the treehead bushing, wherein the tubular includes an installation and removal tool adapted to remove at least one of the wellhead bushing and the treehead bushing during wellbore operations.
    Type: Application
    Filed: February 23, 2018
    Publication date: August 23, 2018
    Applicant: Vetco Gray, LLC
    Inventors: Helvecio Carlos Klinke da Silveira, Carlos Alexandre Marinho Lolo Vieira, Guaraci Bornia, Deivis Alves Verdan