Patents by Inventor Andrew J. Lazur

Andrew J. Lazur 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).

  • MULTI-LAYER FIBER COATINGS
    Publication number: 20150274979
    Abstract: A multi-layer fiber coating is provided which, in an illustrative embodiment, includes: a ceramic grade Nicalon preform; a silicon carbide coat applied over the fibers; a boron nitride interface coat applied over the silicon carbide coat; wherein the boron nitride coat has a thickness of about 0.5 ?m; a silicon carbide coat applied over the boron nitride coat; and wherein the silicon carbide has a thickness of about 2 ?m.
    Type: Application
    Filed: March 12, 2014
    Publication date: October 1, 2015
    Inventor: Andrew J. Lazur
  • COMPOSITE GAS TURBINE ENGINE BLADE HAVING MULTIPLE AIRFOILS
    Publication number: 20150017002
    Abstract: An apparatus includes a composite gas turbine engine multi-airfoil blade that includes first and second circumferentially spaced adjacent composite airfoils coupled together via a common composite attachment. The common attachment does not employ a fastener. The composite multi-airfoil blade may have a unitary construction having a ceramic matrix composition.
    Type: Application
    Filed: December 31, 2013
    Publication date: January 15, 2015
    Inventors: Ted J. Freeman, Andrew J. Lazur, Adam L. Chamberlain
  • FLEXIBLE CERAMIC MATRIX COMPOSITE SEAL
    Publication number: 20140363622
    Abstract: A ceramic matrix composite seal is disclosed. The ceramic matrix composite seal including a ceramic matrix and a number of ceramic fiber fabrics embedded in the ceramic matrix. The ceramic matrix composite seal is formed into a strip with a desired geometry such that the seal strip is configured to be assembled with a number of components to create a seal between the components.
    Type: Application
    Filed: December 26, 2013
    Publication date: December 11, 2014
    Inventor: Andrew J. Lazur
  • RAPID CERAMIC MATRIX COMPOSITE PRODUCTION METHOD
    Publication number: 20140363574
    Abstract: Ceramic matrix composite materials and a process for making said composite materials are disclosed.
    Type: Application
    Filed: December 26, 2013
    Publication date: December 11, 2014
    Inventors: Andrew J. Lazur, Adam L. Chamberlain
  • MELT INFILTRATION APPARATUS AND METHOD FOR MOLTEN METAL CONTROL
    Publication number: 20140363577
    Abstract: A method and apparatus for providing molten metal infiltration into a component is provided.
    Type: Application
    Filed: March 12, 2014
    Publication date: December 11, 2014
    Inventor: Andrew J. Lazur
  • COMPLIANT COMPOSITE COMPONENT AND METHOD OF MANUFACTURE
    Publication number: 20140363613
    Abstract: A composite component includes a bonded portion and a component mount. The component mount is coupled to the bonded portion to move relative to the bonded portion. The bonded portion includes a fiber portion and a ceramic portion.
    Type: Application
    Filed: December 3, 2013
    Publication date: December 11, 2014
    Inventors: Andrew J. Lazur, Ted J. Freeman, Aaron D. Sippel, David J. Thomas, Adam L. Chamberlain, Joseph P. Lamusga
  • CERAMIC MATRIX COMPOSITE AND METHOD AND ARTICLE OF MANUFACTURE
    Publication number: 20140272373
    Abstract: A ceramic matrix composite having improved operating characteristics includes a barrier layer.
    Type: Application
    Filed: March 14, 2014
    Publication date: September 18, 2014
    Inventors: Adam L. Chamberlain, Andrew J. Lazur, Robert J. Shinavski
  • SIC BASED CERAMIC MATRIX COMPOSITES WITH LAYERED MATRICES AND METHODS FOR PRODUCING SIC BASED CERAMIC MATRIX COMPOSITES WITH LAYERED MATRICES
    Publication number: 20140273681
    Abstract: Ceramic matrix composites include a fiber network and a matrix including layers of first and second materials. The first material may include SiC. The second material may include an element that when oxidized forms a silicate that is stable at high temperatures.
    Type: Application
    Filed: March 12, 2014
    Publication date: September 18, 2014
    Applicant: Rolls-Royce Corporation
    Inventors: Adam L. Chamberlain, Andrew J. Lazur