Patents by Inventor Silvio SARTI

Silvio SARTI 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).

  • Apparatus and method for protecting the tube-sheet of a syngas loop boiler
    Patent number: 11454461
    Abstract: A syngas loop boiler includes a casing that surrounds a tube bundle, wherein the tube bundle includes a plurality of tubes. One end of each of the tubes is joined to a tube-sheet provided with corresponding tube-sheet inlet holes for inletting the syngas in the boiler, wherein each tube-sheet inlet hole is internally provided with at least a protective sleeve welded at both ends to corresponding surfaces of the tube-sheet inlet hole. Each tube-sheet inlet hole is provided with a first respective weld overlay placed at the inlet mouth of the tube-sheet inlet hole, so that a first end of each protective sleeve is welded to the first weld overlay. Each tube-sheet inlet hole is internally provided with at least a bore groove that contains a respective in-bore second weld overlay, so that the second end of the protective sleeve is welded to the in-bore second weld overlay.
    Type: Grant
    Filed: January 18, 2018
    Date of Patent: September 27, 2022
    Assignee: ALFA LAVAL CORPORATE AB
    Inventors: Marco Colombo, Silvio Sarti
  • APPARATUS AND METHOD FOR PROTECTING THE TUBE-SHEET OF A SYNGAS LOOP BOILER
    Publication number: 20200003503
    Abstract: A syngas loop boiler includes a casing that surrounds a tube bundle, wherein the tube bundle includes a plurality of tubes. One end of each of the tubes is joined to a tube-sheet provided with corresponding tube-sheet inlet holes for inletting the syngas in the boiler, wherein each tube-sheet inlet hole is internally provided with at least a protective sleeve welded at both ends to corresponding surfaces of the tube-sheet inlet hole. Each tube-sheet inlet hole is provided with a first respective weld overlay placed at the inlet mouth of the tube-sheet inlet hole, so that a first end of each protective sleeve is welded to the first weld overlay. Each tube-sheet inlet hole is internally provided with at least a bore groove that contains a respective in-bore second weld overlay, so that the second end of the protective sleeve is welded to the in-bore second weld overlay.
    Type: Application
    Filed: January 18, 2018
    Publication date: January 2, 2020
    Applicant: ALFA LAVAL CORPORATE AB
    Inventors: Marco COLOMBO, Silvio SARTI