Patents by Inventor Mikael PERRUT

Mikael PERRUT 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).

  • TIAL INTERMETALLIC CASTING ALLOY
    Publication number: 20240167139
    Abstract: The present disclosure relates to the technical field of TiAl intermetallic foundry alloys. More particularly, it relates to such an alloy comprising: 44?Al?47 at. %; 0<Zr<2 at. %; 1?W?2 at. %; and only one of the following elements: 0.5?V?2 at. %; 0.5?Cr?2 at. %; 0<Nb<4 at. %.
    Type: Application
    Filed: March 23, 2022
    Publication date: May 23, 2024
    Applicants: SAFRAN, OFFICE NATIONAL D'ETUDES ET DE RECHERCHES AEROSPATIALES
    Inventors: Pierre Jean Sallot, Zhao Huvelin, Mikael Perrut, Agnès Bachelier-Locq
  • Nickel-based superalloy, single-crystal blade and turbomachine
    Patent number: 11725261
    Abstract: The invention relates to a nickel-based superalloy comprising, in percentages by mass, 4.0 to 5.5% rhenium, 1.0 to 3.0 ruthenium, 2.0 to 14.0% cobalt, 0.3 to 1.0% molybdenum, 3.0 to 5.0% chromium, 2.5 to 4.0% tungsten, 4.5 to 6.5% aluminum, 0.50 to 1.50% titanium, 8.0 to 9.0% tantalum, 0.15 to 0.30% hafnium, 0.05 to 0.15% silicon, the balance being nickel and unavoidable impurities. The invention also relates to a single-crystal blade (20A, 20B) comprising such an alloy and a turbomachine (10) comprising such a blade (20A, 20B).
    Type: Grant
    Filed: April 6, 2022
    Date of Patent: August 15, 2023
    Assignees: SAFRAN, OFFICE NATIONAL D'ETUDES ET DE RECHERCHES AEROSPATIALES
    Inventors: Jérémy Rame, Virginie Jaquet, Joël Delautre, Jean-Yves Guedou, Pierre Caron, Odile Lavigne, Didier Locq, Mikael Perrut
  • NICKEL-BASED SUPERALLOY, SINGLE-CRYSTAL BLADE AND TURBOMACHINE
    Publication number: 20220364208
    Abstract: The invention relates to a nickel-based superalloy comprising, in percentages by mass, 4.0 to 5.5% rhenium, 1.0 to 3.0 ruthenium, 2.0 to 14.0% cobalt, 0.3 to 1.0% molybdenum, 3.0 to 5.0% chromium, 2.5 to 4.0% tungsten, 4.5 to 6.5% aluminum, 0.50 to 1.50% titanium, 8.0 to 9.0% tantalum, 0.15 to 0.30% hafnium, 0.05 to 0.15% silicon, the balance being nickel and unavoidable impurities. The invention also relates to a single-crystal blade (20A, 20B) comprising such an alloy and a turbomachine (10) comprising such a blade (20A, 20B).
    Type: Application
    Filed: April 6, 2022
    Publication date: November 17, 2022
    Applicants: SAFRAN, OFFICE NATIONAL D'ETUDES ET DE RECHERCHES AEROSPATIALES
    Inventors: Jérémy RAME, Virginie JAQUET, Joël DELAUTRE, Jean-Yves GUEDOU, Pierre CARON, Odile LAVIGNE, Didier LOCQ, Mikael PERRUT
  • Nickel-based superalloy, single-crystal blade and turbomachine
    Patent number: 11396685
    Abstract: A nickel-based superalloy comprises, in percentages by mass, 4.0 to 5.5% rhenium, 1.0 to 3.0 ruthenium, 2.0 to 14.0% cobalt, 0.3 to 1.0% molybdenum, 3.0 to 5.0% chromium, 2.5 to 4.0% tungsten, 4.5 to 6.5% aluminum, 0.50 to 1.50% titanium, 8.0 to 9.0% tantalum, 0.15 to 0.30% hafnium, 0.05 to 0.15% silicon, the balance being nickel and unavoidable impurities. A single-crystal blade comprises such an alloy and a turbomachine comprising such a blade.
    Type: Grant
    Filed: November 14, 2018
    Date of Patent: July 26, 2022
    Assignees: SAFRAN, OFFICE NATIONAL D'ETUDES ET DE RECHERCHES AEROSPATIALES
    Inventors: Jérémy Rame, Virginie Jaquet, Joël Delautre, Jean-Yves Guedou, Pierre Caron, Odile Lavigne, Didier Locq, Mikael Perrut
  • Nickel-based superalloy, single-crystal blade and turbomachine
    Patent number: 11268170
    Abstract: A nickel-based superalloy comprises, in percentages by mass, 4.0 to 5.5% rhenium, 3.5 to 12.5% cobalt, 0.30 to 1.50% molybdenum, 3.5 to 5.5% chromium, 3.5 to 5.5% tungsten, 4.5 to 6.0% aluminum, 0.35 to 1.50% titanium, 8.0 to 10.5% tantalum, 0.15 to 0.30% hafnium, 0.05 to 0.15% silicon, the balance being nickel and unavoidable impurities. A single-crystal blade comprises such an alloy and a turbomachine comprising such a blade.
    Type: Grant
    Filed: November 14, 2018
    Date of Patent: March 8, 2022
    Assignees: SAFRAN, OFFICE NATIONAL D'ETUDES ET DE RECHERCHES AEROSPATIALES
    Inventors: Jérémy Rame, Virginie Jaquet, Joël Delautre, Jean-Yves Guedou, Pierre Caron, Odile Lavigne, Didier Locq, Mikael Perrut
  • NICKEL-BASED SUPERALLOY, SINGLE-CRYSTAL BLADE AND TURBOMACHINE
    Publication number: 20210246533
    Abstract: A nickel-based superalloy comprises, in percentages by mass, 4.0 to 5.5% rhenium, 1.0 to 3.0 ruthenium, 2.0 to 14.0% cobalt, 0.3 to 1.0% molybdenum, 3.0 to 5.0% chromium, 2.5 to 4.0% tungsten, 4.5 to 6.5% aluminum, 0.50 to 1.50% titanium, 8.0 to 9.0% tantalum, 0.15 to 0.30% hafnium, 0.05 to 0.15% silicon, the balance being nickel and unavoidable impurities. A single-crystal blade comprises such an alloy and a turbomachine comprising such a blade.
    Type: Application
    Filed: November 14, 2018
    Publication date: August 12, 2021
    Applicants: SAFRAN, OFFICE NATIONAL D'ETUDES ET DE RECHERCHES AEROSPATIALES
    Inventors: Jérémy RAME, Virginie JAQUET, Joël DELAUTRE, Jean-Yves GUEDOU, Pierre CARON, Odile LAVIGNE, Didier LOCQ, Mikael PERRUT
  • NICKEL-BASED SUPERALLOY, SINGLE-CRYSTAL BLADE AND TURBOMACHINE
    Publication number: 20200299808
    Abstract: A nickel-based superalloy comprises, in percentages by mass, 4.0 to 5.5% rhenium, 3.5 to 12.5% cobalt, 0.30 to 1.50% molybdenum, 3.5 to 5.5% chromium, 3.5 to 5.5% tungsten, 4.5 to 6.0% aluminum, 0.35 to 1.50% titanium, 8.0 to 10.5% tantalum, 0.15 to 0.30% hafnium, 0.05 to 0.15% silicon, the balance being nickel and unavoidable impurities. A single-crystal blade comprises such an alloy and a turbomachine comprising such a blade.
    Type: Application
    Filed: November 14, 2018
    Publication date: September 24, 2020
    Applicants: SAFRAN, OFFICE NATIONAL D'ETUDES ET DE RECHERCHES AEROSPATIALES
    Inventors: Jérémy RAME, Virginie JAQUET, Joël DELAUTRE, Jean-Yves GUEDOU, Pierre CARON, Odile LAVIGNE, Didier LOCQ, Mikael PERRUT