Patents Assigned to Turbomeca Societe Dite
  • Patent number: 5952085
    Abstract: A multiple layer erosion resistant coating on a substrate comprises alternate layers of tungsten and titanium diboride. All of the layers have the same thickness and preferably have thickness's of between 0.3 and 1 micrometer to give improved erosion resistance. The layers are produced by spattering.
    Type: Grant
    Filed: February 6, 1997
    Date of Patent: September 14, 1999
    Assignees: Rolls-Royce plc, Turbomeca Societe Dite, Etat Francais
    Inventors: David S. Rickerby, Pierre Monge-Cadet, Guy Farges
  • Patent number: 5876572
    Abstract: A multiple layer erosion resistant coating on a substrate comprises alternate layers of tungsten and titanium diboride. All of the layers have the same thickness and preferably have thickness's of between 0.3 and 1 micrometer to give improved erosion resistance. The layers are produced by sputtering.
    Type: Grant
    Filed: February 6, 1997
    Date of Patent: March 2, 1999
    Assignees: Rolls-Royce plc, Turbomeca Societe Dite
    Inventors: David S. Rickerby, Pierre Monge-Cadet, Guy Farges
  • Patent number: 5656364
    Abstract: A multiple layer erosion resistant coating on a substrate comprises alternate layers of tungsten and titanium diboride. All of the layers have the same thickness and preferably have thickness's of between 0.3 and 1 micrometer to give improved erosion resistance. The layers are produced by sputtering.
    Type: Grant
    Filed: March 22, 1995
    Date of Patent: August 12, 1997
    Assignees: Rolls-Royce plc, Turbomeca Societe Dite, Etat Francais-Delegation Generale Pour L'Armement
    Inventors: David S. Rickerby, Pierre Monge-Cadet, Guy Farges