Patents by Inventor Ernest M. Crist

Ernest M. Crist 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).

  • Titanium alloy products and methods of making the same
    Patent number: 11421303
    Abstract: The present disclosure relates to new titanium alloys and methods for making the same. The new titanium alloys generally include 4.75-6.75 wt. % Al, 6.5-8.5 wt. % (Nb+Ta), 1.5-3.5 wt. % Sn, up to 5.0 wt. % Zr, and up to 2.5 wt. % Mo, the balance being titanium, optional incidental elements, and impurities. Due to their composition and methods of manufacture, the new titanium alloys may find use in several applications, such as aerospace and/or automotive applications.
    Type: Grant
    Filed: April 13, 2020
    Date of Patent: August 23, 2022
    Assignee: HOWMET AEROSPACE INC.
    Inventors: Fusheng Sun, Ernest M. Crist, Jr.
  • Titanium alloy having good oxidation resistance and high strength at elevated temperatures
    Patent number: 11041402
    Abstract: A titanium alloy may be characterized by a good oxidation resistance, high strength and creep resistance at elevated temperatures up to 750° C., and good cold/hot forming ability, good superplastic forming performance, and good weldability. The alloy may contain, in weight percent, aluminum 4.5 to 7.5, tin 2.0 to 8.0, niobium 1.5 to 6.5, molybdenum 0.1 to 2.5, silicon 0.1 to 0.6, oxygen up to 0.20, carbon up to 0.10, and balance titanium with incidental impurities.
    Type: Grant
    Filed: February 23, 2018
    Date of Patent: June 22, 2021
    Assignee: HOWMET AEROSPACE INC.
    Inventors: Fusheng Sun, Ernest M. Crist, Kuang-O Yu
  • TITANIUM ALLOY PRODUCTS AND METHODS OF MAKING THE SAME
    Publication number: 20200239983
    Abstract: The present disclosure relates to new titanium alloys and methods for making the same. The new titanium alloys generally include 4.75-6.75 wt. % Al, 6.5-8.5 wt. % (Nb+Ta), 1.5-3.5 wt. % Sn, up to 5.0 wt. % Zr, and up to 2.5 wt. % Mo, the balance being titanium, optional incidental elements, and impurities. Due to their composition and methods of manufacture, the new titanium alloys may find use in several applications, such as aerospace and/or automotive applications.
    Type: Application
    Filed: April 13, 2020
    Publication date: July 30, 2020
    Inventors: Fusheng Sun, Ernest M. Crist, JR.
  • TITANIUM ALLOY HAVING GOOD OXIDATION RESISTANCE AND HIGH STRENGTH AT ELEVATED TEMPERATURES
    Publication number: 20180245478
    Abstract: A titanium alloy may be characterized by a good oxidation resistance, high strength and creep resistance at elevated temperatures up to 750° C., and good cold/hot forming ability, good superplastic forming performance, and good weldability. The alloy may contain, in weight percent, aluminum 4.5 to 7.5, tin 2.0 to 8.0, niobium 1.5 to 6.5, molybdenum 0.1 to 2.5, silicon 0.1 to 0.6, oxygen up to 0.20, carbon up to 0.10, and balance titanium with incidental impurities.
    Type: Application
    Filed: February 23, 2018
    Publication date: August 30, 2018
    Inventors: Fusheng Sun, Ernest M. Crist, Kuang-O Yu
  • Titanium alloy having good oxidation resistance and high strength at elevated temperatures
    Patent number: 9957836
    Abstract: A titanium alloy may be characterized by a good oxidation resistance, high strength and creep resistance at elevated temperatures up to 750° C., and good cold/hot forming ability, good superplastic forming performance, and good weldability. The alloy may contain, in weight percent, aluminum 4.5 to 7.5, tin 2.0 to 8.0, niobium 1.5 to 6.5, molybdenum 0.1 to 2.5, silicon 0.1 to 0.6, oxygen up to 0.20, carbon up to 0.10, and balance titanium with incidental impurities.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: May 1, 2018
    Assignee: RTI International Metals, Inc.
    Inventors: Fusheng Sun, Ernest M. Crist, Kuang-O Yu
  • BCC MATERIALS OF TITANIUM, ALUMINUM, NIOBIUM, VANADIUM, AND MOLYBDENUM, AND PRODUCTS MADE THEREFROM
    Publication number: 20170306450
    Abstract: New beta-style (bcc) titanium alloys are disclosed. The new alloys generally include 4-8 wt. % Al, 4-8 wt. % Nb, 4-8 wt. % V, 1-5 wt. % Mo, optionally 2-6 wt. % Cr, the balance being titanium, optional incidental elements, and unavoidable impurities. The new alloys may realize an improved combination of properties as compared to conventional titanium alloys.
    Type: Application
    Filed: April 25, 2017
    Publication date: October 26, 2017
    Inventors: Jen C. Lin, Xinyan Yan, Joseph C. Sabol, David W. Heard, Faramarz MH Zarandi, Severine Cambier, Fusheng Sun, Ernest M. Crist, JR., Sesh A. Tamirisakandala
  • ALPHA-BETA TITANIUM ALLOYS HAVING ALUMINUM AND MOLYBDENUM, AND PRODUCTS MADE THEREFROM
    Publication number: 20170306448
    Abstract: New alpha-beta titanium alloys are disclosed. The new alloys generally include 7.0-11.0 wt. % Al, and 1.0-4.0 wt. % Mo, wherein Al:Mo, by weight, is from 2.0:1-11.0:1, the balance being titanium, any optional incidental elements, and unavoidable impurities. The new alloys may realize an improved combination of properties as compared to conventional titanium alloys.
    Type: Application
    Filed: April 25, 2017
    Publication date: October 26, 2017
    Inventors: Jen C. Lin, Xinyan Yan, Joseph C. Sabol, David W. Heard, Faramarz MH Zarandi, Severine Cambier, Fusheng Sun, Ernest M. Crist, JR., Sesh A. Tamirisakandala
  • BCC MATERIALS OF TITANIUM, ALUMINUM, VANADIUM, AND IRON, AND PRODUCTS MADE THEREFROM
    Publication number: 20170306449
    Abstract: New beta-style (bcc) titanium alloys are disclosed. The new alloys generally include 2.0-6.0 wt. % Al, 4.0-12.0 wt. % V, and 1.0-5.0 wt. % Fe, the balance being titanium, any optional incidental elements, and unavoidable impurities. The new alloys may realize an improved combination of properties as compared to conventional titanium alloys.
    Type: Application
    Filed: April 25, 2017
    Publication date: October 26, 2017
    Inventors: Jen C. Lin, Xinyan Yan, Joseph C. Sabol, David W. Heard, Faramarz MH Zarandi, Severine Cambier, Fusheng Sun, Ernest M. Crist, JR., Sesh A. Tamirisakandala
  • TITANIUM ALLOYS
    Publication number: 20130209824
    Abstract: A titanium alloy contains niobium from 8 to 18% by weight; zirconium from 2 to 15% by weight; tin from 0 to 8% by weight; yttrium from 0.0 to 0.3% by weight, and a balance essentially titanium. The titanium alloy has a low Young's modulus, high yield strength, excellent cold bending properties, and good cold stamping and forming performance.
    Type: Application
    Filed: May 11, 2012
    Publication date: August 15, 2013
    Applicant: RTI International Metals, Inc.
    Inventors: Fusheng Sun, Kuang-O Yu, Ernest M. Crist, JR.