Patents by Inventor Gianpietro Benedetti

Gianpietro Benedetti 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).

  • Patent number: 12370588
    Abstract: A method for revamping a starting rolling plant, for producing a final strip starting from a slab having a determinate starting thickness, including: at least one heating furnace configured to heat at least the slab to a determinate starting temperature; at least one reversible roughing stand configured to subject the slab to one or more rolling passes in order to obtain an intermediate rolled product; and a rolling train disposed operatively in line with the roughing stand, including at least one pre-finishing stand and a plurality of finishing stands and configured to reduce the thickness of the intermediate rolled product, until the final strip having a determinate final thickness is obtained.
    Type: Grant
    Filed: January 24, 2023
    Date of Patent: July 29, 2025
    Assignee: DANIELI & C. OFFICINE MECCANICHE S.P.A.
    Inventors: Gianpietro Benedetti, Paolo Bobig, Matteo Remy Bulfone
  • Patent number: 12350724
    Abstract: The invention concerns a method and a plant for obtaining strips (S), wherein the plant has at least three casting lines (11, 12, 13) disposed in parallel, of which two are lateral (11, 13) and one is central (12), and at least two rolling lines (14, 15) aligned with two of said at least three lateral casting lines (11, 12 13).
    Type: Grant
    Filed: March 14, 2022
    Date of Patent: July 8, 2025
    Assignee: Danieli & C. Officine Meccaniche S.P.A.
    Inventors: Gianpietro Benedetti, Paolo Bobig, Matteo Remy Bulfone
  • Patent number: 12337365
    Abstract: A plant and a method for producing a final strip starting from a slab having a determinate starting thickness, including: at least one heating furnace configured to heat at least the slab to a determinate starting temperature; at least one reversible roughing stand configured to subject the slab to one or more rolling passes in order to obtain an intermediate rolled product; and a continuous rolling train disposed operatively in line with the roughing stand and configured to reduce the thickness of the intermediate rolled product, until the final strip having a determinate final thickness is obtained.
    Type: Grant
    Filed: January 24, 2023
    Date of Patent: June 24, 2025
    Assignee: DANIELI & C. OFFICINE MECCANICHE S.P.A.
    Inventors: Gianpietro Benedetti, Paolo Bobig, Matteo Remy Bulfone
  • Publication number: 20250050397
    Abstract: Rolling method to produce a metal strip (P) in coil-to-coil, semi-endless or endless mode, in a rolling plant (10) comprising: a continuous casting device (11) to produce slabs; a furnace (16) configured to maintain the slabs at a certain temperature and/or to heat the slabs; at least one roughing stand (25) to reduce the thickness of the slabs and obtain an intermediate rolled product; a plurality of finishing stands (31) to reduce the thickness of the intermediate rolled product and obtain the strip (P); a rapid heating device (28) interposed between the at least one roughing stand (25) and the plurality of finishing stands (31) to heat the intermediate rolled product in each operating mode, so that the temperature of the strip (P) in correspondence with the outlet of the last finishing stand (31) is comprised between 830° C. and 860° C.
    Type: Application
    Filed: December 7, 2022
    Publication date: February 13, 2025
    Inventors: Gianpietro BENEDETTI, Paolo BOBIG, Matteo Remy BULFONE
  • Patent number: 12186789
    Abstract: The invention concerns a method and a plant for producing flat rolled products, in order to obtain strips having a multiple crown transverse profile that subsequently have to be divided in a longitudinal direction into strips of a smaller width; the method provides a rolling step carried out in a rolling mill comprising roughing stands and finishing stands equipped with respective work rolls, in order to supply a strip of a determinate width.
    Type: Grant
    Filed: July 13, 2023
    Date of Patent: January 7, 2025
    Assignee: DANIELI & C. OFFICINE MECCANICHE S.P.A.
    Inventors: Gianpietro Benedetti, Paolo Bobig, Matteo Remy Bulfone
  • Publication number: 20240253100
    Abstract: A rolling plant and method for producing a strip starting from a slab having a certain starting thickness, comprising at least one walking beam heating furnace configured to heat at least the slab to a starting temperature, and a rolling train operatively disposed in line with at least one roughing stand and configured to reduce the thickness of an intermediate rolled product at exit from the roughing stand, until the final strip is obtained; the rolling train comprising at least one pre-finishing stand for obtaining a pre-finished rolled product, and a plurality of finishing stands for obtaining the final strip; the plant comprising load cells directly associated with the pre-finishing stand for detecting the rolling force applied on the pre-finished rolled product, a rapid heating device, interposed between the pre-finishing stand and the finishing stands, for heating the pre-finished rolled product, and a command and control unit connected both to the load cells and also to the rapid heating device and con
    Type: Application
    Filed: January 26, 2024
    Publication date: August 1, 2024
    Inventors: Gianpietro BENEDETTI, Paolo BOBIG, Matteo Remy BULFONE, Giacomo FRANZIL
  • Publication number: 20240157416
    Abstract: A plant and a method for producing a final strip starting from a slab having a determinate starting thickness, including: at least one heating furnace configured to heat at least the slab to a determinate starting temperature; at least one reversible roughing stand configured to subject the slab to one or more rolling passes in order to obtain an intermediate rolled product; and a continuous rolling train disposed operatively in line with the roughing stand and configured to reduce the thickness of the intermediate rolled product, until the final strip having a determinate final thickness is obtained.
    Type: Application
    Filed: January 24, 2023
    Publication date: May 16, 2024
    Inventors: Gianpietro BENEDETTI, Paolo BOBIG, Matteo Remy BULFONE
  • Publication number: 20240157418
    Abstract: The invention concerns a method and a plant for obtaining strips (S), wherein the plant has at least three casting lines (11, 12, 13) disposed in parallel, of which two are lateral (11, 13) and one is central (12), and at least two rolling lines (14, 15) aligned with two of said at least three lateral casting lines (11, 12 13).
    Type: Application
    Filed: March 14, 2022
    Publication date: May 16, 2024
    Inventors: Gianpietro BENEDETTI, Paolo BOBIG, Matteo Remy BULFONE
  • Publication number: 20240157417
    Abstract: A method for revamping a starting rolling plant, for producing a final strip starting from a slab having a determinate starting thickness, including: at least one heating furnace configured to heat at least the slab to a determinate starting temperature; at least one reversible roughing stand configured to subject the slab to one or more rolling passes in order to obtain an intermediate rolled product; and a rolling train disposed operatively in line with the roughing stand, including at least one pre-finishing stand and a plurality of finishing stands and configured to reduce the thickness of the intermediate rolled product, until the final strip having a determinate final thickness is obtained.
    Type: Application
    Filed: January 24, 2023
    Publication date: May 16, 2024
    Inventors: Gianpietro BENEDETTI, Paolo BOBIG, Matteo Remy BULFONE
  • Publication number: 20240058853
    Abstract: The invention concerns a method and a plant for producing flat rolled products, in order to obtain strips having a multiple crown transverse profile that subsequently have to be divided in a longitudinal direction into strips of a smaller width; the method provides a rolling step carried out in a rolling mill comprising roughing stands and finishing stands equipped with respective work rolls, in order to supply a strip of a determinate width.
    Type: Application
    Filed: July 13, 2023
    Publication date: February 22, 2024
    Inventors: Gianpietro BENEDETTI, Paolo BOBIG, Matteo Remy BULFONE
  • Publication number: 20230330740
    Abstract: Method to produce metal strip that comprises the casting of a cast product through a casting machine provided with a crystallizer to obtain a slab, and the hot rolling of the slab in a rolling station to obtain metal strip. The casting machine, during casting, exerts an action of reducing the thickness of the cast product exiting the crystallizer.
    Type: Application
    Filed: June 20, 2023
    Publication date: October 19, 2023
    Inventors: Gianpietro BENEDETTI, Paolo BOBIG
  • Publication number: 20230257848
    Abstract: A process for manufacturing compact coils of ultra-fine grained, martensite-free steel bars, the process comprising the following stages: a) rolling a steel billet by means of a roughing rolling mill producing a steel bar; b) performing at least one first cooling stage so that the steel bar has a surface temperature higher than the martensite start temperature, and performing at least one first equalization stage in air; c) rolling the steel bar by means of at least one intermediate rolling mill; d) performing at least one second cooling stage always maintaining the surface temperature higher than the martensite start temperature, and performing at least one second equalization stage in air; e) rolling the steel bar by means of a finishing rolling mill in a non-recrystallization temperature range, maintaining the whole cross-section of the steel bar within said non-recrystallization temperature range, and with a total reduction between 25 and 50% with respect to the cross-section of the steel bar at the entry
    Type: Application
    Filed: July 2, 2021
    Publication date: August 17, 2023
    Inventors: Gianpietro Benedetti, Claudio Fabbro, Maicol Cimolino, Simone Ferrarese
  • Publication number: 20230234123
    Abstract: Steel production plant to obtain long products such as rods, bars or sections, with overall productivity comprised between 0.7-3.0 Mton/year, preferably between 1.0 and 3.0 Mton/year, comprising at least two co-rolling lines (11a, 11b).
    Type: Application
    Filed: June 15, 2021
    Publication date: July 27, 2023
    Inventor: Gianpietro BENEDETTI
  • Publication number: 20220288659
    Abstract: The invention concerns a method and a plant for producing flat rolled products, in order to obtain strips having a multiple crown transverse profile that subsequently have to be divided in a longitudinal direction into strips of a smaller width; the method provides a rolling step carried out in a rolling mill comprising roughing stands and finishing stands equipped with respective work rolls, in order to supply a strip of a determinate width.
    Type: Application
    Filed: May 6, 2021
    Publication date: September 15, 2022
    Inventors: Gianpietro BENEDETTI, Paolo BOBIG, Matteo Remy BULFONE
  • Publication number: 20220001442
    Abstract: Method to produce metal strip that comprises the casting of a cast product through a casting machine provided with a crystallizer to obtain a slab, and the hot rolling of the slab in a rolling station to obtain metal strip. The casting machine, during casting, exerts an action of reducing the thickness of the cast product exiting the crystallizer.
    Type: Application
    Filed: September 25, 2019
    Publication date: January 6, 2022
    Inventors: Gianpietro BENEDETTI, Paolo BOBIG
  • Patent number: 11156402
    Abstract: Apparatus for melting metal material comprising a container for metal material, by way of example, but not limited to, metal scrap, DRI, cast iron, supplied in an electric arc-type melting furnace, and a plurality of electrodes to melt the metal material, which can be inserted in said container.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: October 26, 2021
    Assignee: DANIELI & C. OFFICINE MECCANICHE SPA
    Inventors: Gianpietro Benedetti, Stefano Terlicher, Federico Bianco, Damiano Patrizio
  • Publication number: 20200284512
    Abstract: Apparatus for melting metal material comprising a container for metal material, by way of example, but not limited to, metal scrap, DRI, cast iron, supplied in an electric arc-type melting furnace, and a plurality of electrodes to melt the metal material, which can be inserted in said container.
    Type: Application
    Filed: September 28, 2018
    Publication date: September 10, 2020
    Inventors: Gianpietro Benedetti, Stefano Terlicher, Federico Bianco, Damiano Patrizio
  • Patent number: 10576520
    Abstract: An apparatus for the hot production of strip (N) including a casting machine (11) configured to cast a thin slab (TS), a heating device (16) configured to maintain the temperature of and/or heat said thin slab (TS), at least one roughing unit (19) and a finishing unit (20) configured to obtain a strip (N), and wherein said casting machine (11), the heating device (16), the roughing unit (19), and the finishing unit (20) are disposed aligned along a common working axis (Z).
    Type: Grant
    Filed: December 7, 2018
    Date of Patent: March 3, 2020
    Assignee: DANIELI & C. OFFICINE MECCANICHE S.P.A.
    Inventors: Gianpietro Benedetti, Paolo Bobig, Matteo Remy Bulfone
  • Patent number: 10357821
    Abstract: A steel plant for the production of long metal products includes a continuous casting machine and a rolling mill disposed contiguous and in direct succession downstream of the continuous casting machine. The continuous casting machine is provided with at least two casting lines and the rolling mill is provided with at least two rolling lines. The plant includes a single feed apparatus for feeding molten metal, and the at least two casting lines are configured to receive molten metal from the single feed apparatus.
    Type: Grant
    Filed: October 3, 2014
    Date of Patent: July 23, 2019
    Assignee: DANIELI & C. OFFICINE MECCANICHE SPA
    Inventors: Gianpietro Benedetti, Giuseppe Bordignon, Fabrizio Mulinaris, Alfredo Poloni
  • Patent number: 10343200
    Abstract: A steel plant for the production of long metal products comprises a continuous casting machine, a rolling mill disposed downstream of the continuous casting machine, and one or more transfer paths for the semifinished cast products, configured to connect the continuous casting machine and the rolling mill. The steel plant also comprises at least one maintenance and/or heating furnace, a discharge plate for the semifinished cast products, and an aerial transfer device.
    Type: Grant
    Filed: October 3, 2014
    Date of Patent: July 9, 2019
    Assignee: DANIELI & C. OFFICINE MECCANICHE S.P.A.
    Inventors: Gianpietro Benedetti, Giuseppe Bordignon, Fabrizio Mulinaris, Alfredo Poloni