Patent assignee · CH · COMPANY

ALSTOM (Switzerland) Ltd

167Patents
0Active
167Granted
42Portfolio score

Filing activity: Aug 18, 1999 → Jul 27, 2004

Most-cited patents

PatentTitleAreaCited byStatus
US6505567B1 Oxygen fired circulating fluidized bed steam generator Emerging Cross-Sectional Technologies 105 Expired
US6817187B2 Re-fired gas turbine engine Mechanical Engineering; Lighting; Heating 98 Expired
US6449954B2 Process and apparatus for the recovery of water from the flue gas of a combined cycle power station Emerging Cross-Sectional Technologies 87 Expired
US6598399B2 Integrated power plant and method of operating such an integrated power plant Emerging Cross-Sectional Technologies 85 Expired
US6431825B1 Seal between static turbine parts Mechanical Engineering; Lighting; Heating 78 Expired
US6379118B2 Cooled blade for a gas turbine Mechanical Engineering; Lighting; Heating 61 Expired
US6602052B2 Airfoil tip squealer cooling construction Mechanical Engineering; Lighting; Heating 57 Expired
US6527514B2 Turbine blade with rub tolerant cooling construction Mechanical Engineering; Lighting; Heating 44 Expired
US6514041B1 Carrier for guide vane and heat shield segment Mechanical Engineering; Lighting; Heating 42 Expired
US6616406B2 Airfoil trailing edge cooling construction Emerging Cross-Sectional Technologies 37 Expired
US6652227B2 Gas turbine seal Emerging Cross-Sectional Technologies 37 Expired
US6478544B2 Blade arrangement with damping elements Emerging Cross-Sectional Technologies 35 Expired
US6331109A Premix burner Mechanical Engineering; Lighting; Heating 34 Expired
US6644920B2 Method for providing a curved cooling channel in a gas turbine component as well as coolable blade for a gas turbine component Emerging Cross-Sectional Technologies 32 Expired
US6634457B2 Apparatus for damping acoustic vibrations in a combustor Mechanical Engineering; Lighting; Heating 32 Expired
US6347923B1 Coolable blade for a gas turbine Mechanical Engineering; Lighting; Heating 32 Expired
US6637207B2 Gas-storage power plant Emerging Cross-Sectional Technologies 32 Expired
US6634858B2 Gas turbine airfoil Emerging Cross-Sectional Technologies 31 Expired
US6546729B2 Damper arrangement for reducing combustion-chamber pulsations Mechanical Engineering; Lighting; Heating 29 Expired
US6405435B1 Process for producing or repairing cooling channels in monocrystalline components of gas turbines Emerging Cross-Sectional Technologies 29 Expired
US6802695B2 Turbines and their components Emerging Cross-Sectional Technologies 25 Expired
US6419763B1 Nickel-base superalloy Chemistry; Metallurgy 25 Expired
US6551386B2 Oxygen separation device Chemistry; Metallurgy 24 Expired
US6340284B1 Turbine blade with actively cooled shroud-band element Mechanical Engineering; Lighting; Heating 24 Expired
US6450769B2 Blade assembly with damping elements Emerging Cross-Sectional Technologies 23 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.