Patents by Inventor Laurent Lelait

Laurent Lelait 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).

  • Nickel-based superalloy having very high resistance to hot-corrosion for monocrystalline blades of industrial turbines
    Publication number: 20050194068
    Abstract: Nickel-based superalloy, suitable for monocrystalline solidification, having the following composition by weight: Co: ?4.75 to 5.25% Cr: ?15.5 to 16.5% Mo: ?0.8 to 1.2% W: ?3.75 to 4.25% Al: ?3.75 to 4.25% Ti: ?1.75 to 2.25% Ta: ?4.75 to 5.25% C: 0.006 to 0.04% B: ?0.01% Zr: ?0.01% Hf: ???1% Nb: ???1% Ni and any impurities: complement to 100%.
    Type: Application
    Filed: February 28, 2005
    Publication date: September 8, 2005
    Inventors: Pierre Caron, Michael Blackler, Gordon McColvin, Rajeshwar Wahi, Andre Escale, Laurent Lelait
  • Nickel-based superalloy having high resistance to hot-corrosion for monocrystalline blades of industrial turbines
    Publication number: 20040069380
    Abstract: Nickel-based superalloy, suitable for monocrystalline solidification, having the following composition by weight: 1 Co: 4.75 to 5.25% Cr: 11.5 to 12.5% Mo: 0.8 to 1.2% W: 3.75 to 4.25% Al: 3.75 to 4.25% Ti:   4 to 4.8% Ta: 1.75 to 2.25% C: 0.006 to 0.04%  B: ≦0.01% Zr: ≦0.01% Hf: ≦1%   Nb: ≦1%   Ni and any impurities: complement to 100%.
    Type: Application
    Filed: August 7, 2003
    Publication date: April 15, 2004
    Inventors: Pierre Caron, Michael Blackler, Gordon Malcolm McColvin, Rajeshwar Prasad Wahi, Andre Marcel Escale, Laurent Lelait
  • Nickel-based superalloy having very high resistance to hot-corrosion for monocrystalline blades of industrial turbines
    Publication number: 20040033156
    Abstract: Nickel-based superalloy, suitable for monocrystalline solidification, having the following composition by weight: 1 Co: 4.75 to 5.25% Cr: 15.5 to 16.5% Mo: 0.8 to  1.2% W: 3.75 to 4.25% Al: 3.75 to 4.25% Ti: 1.75 to 2.25% Ta: 4.75 to 5.25% C: 0.006 to  0.04% B: ≦  0.01% Zr: ≦  0.01% Hf: ≦  1% Nb: ≦  1% Ni and any impurities: complement to 100%.
    Type: Application
    Filed: June 12, 2003
    Publication date: February 19, 2004
    Inventors: Pierre Caron, Michael Blackler, Gordon Malcolm McColvin, Rajeshwar Prasad Wahi, Andre Marcel Escale, Laurent Lelait
  • Nickel-based superalloy having high resistance to hot-corrosion for monocrystalline blades of industrial turbines
    Publication number: 20030047252
    Abstract: Nickel-based superalloy, suitable for monocrystalline solidification, having the following composition by weight: 1 Co:  4.75 to 5.25% Cr:  11.5 to 12.5% Mo:  0.8 to 1.2% W:  3.75 to 4.25% Al:  3.75 to 4.25% Ti:    4 to 4.8% Ta:  1.75 to 2.25% C: 0.006 to 0.04% B: ≦0.01% Zr: ≦0.01% Hf: ≦1% Nb: ≦1% Ni and any impurities: complement to 100%.
    Type: Application
    Filed: November 30, 2001
    Publication date: March 13, 2003
    Inventors: Pierre Caron, Michael Blackler, Gordon Malcolm McColvin, Rajeshwar Prasad Wahi, Andre Marcel Escale, Laurent Lelait
  • Nickel-based superalloy having very high resistance to hot-corrosion for monocrystalline blades of industrial turbines
    Publication number: 20030047251
    Abstract: Nickel-based superalloy, suitable for monocrystalline solidification, having the following composition by weight: 1 Co:  4.75 to 5.25% Cr:  15.5 to 16.5% Mo:  0.8 to 1.2% W:  3.75 to 4.25% Al:  3.75 to 4.25% Ti:  1.75 to 2.25% Ta:  4.75 to 5.25% C: 0.006 to 0.04% B: ≦0.01% Zr: ≦0.01% Hf: ≦1% Nb: ≦1% Ni and any impurities: complement to 100%.
    Type: Application
    Filed: November 29, 2001
    Publication date: March 13, 2003
    Inventors: Pierre Caron, Michael Blackler, Gordon Malcolm McColvin, Rajeshwar Prasad Wahi, Andre Marcel Escale, Laurent Lelait