Patent assignee · CH · COMPANY

ALSTOM Technology Ltd

1,386Patents
1,053Active
1,386Granted
61Portfolio score

Filing activity: Aug 14, 2000 → Jun 20, 2017 · 499 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6848374B2 Control of mercury emissions from solid fuel combustion Mechanical Engineering; Lighting; Heating 139 Expired
US6945052B2 Methods and apparatus for starting up emission-free gas-turbine power stations Emerging Cross-Sectional Technologies 131 Expired
US7503178B2 Thermal power plant with sequential combustion and reduced-CO2 emission, and a method for operating a plant of this type Mechanical Engineering; Lighting; Heating 128 Active
US6981358B2 Reheat combustion system for a gas turbine Mechanical Engineering; Lighting; Heating 121 Expired
US6684643B2 Process for the operation of a gas turbine plant Mechanical Engineering; Lighting; Heating 121 Expired
US7363764B2 Gas turbine power plant and method of operating the same Emerging Cross-Sectional Technologies 110 Active
US7353655B2 Method and apparatus for achieving power augmentation in gas turbine using wet compression Emerging Cross-Sectional Technologies 104 Expired
US7614239B2 Turbine installation having a connectable auxiliary group Mechanical Engineering; Lighting; Heating 104 Active
US7318317B2 Combustion chamber for a gas turbine Emerging Cross-Sectional Technologies 93 Active
US7237385B2 Method of using a combustion chamber for a gas turbine Emerging Cross-Sectional Technologies 91 Active
US6725665B2 Method of operation of gas turbine having multiple burners Emerging Cross-Sectional Technologies 91 Expired
US6901760B2 Process for operation of a burner with controlled axial central air mass flow Mechanical Engineering; Lighting; Heating 87 Expired
US7363756B2 Method for combustion of a fuel Emerging Cross-Sectional Technologies 85 Expired
US7305831B2 Gas turbine having exhaust recirculation Emerging Cross-Sectional Technologies 82 Expired
US8110012B2 System for hot solids combustion and gasification Emerging Cross-Sectional Technologies 80 Active
US6672863B2 Burner with exhaust gas recirculation Mechanical Engineering; Lighting; Heating 79 Expired
US8117825B2 Gas turbine installation Mechanical Engineering; Lighting; Heating 76 Active
US7467942B2 Device and method for flame stabilization in a burner Mechanical Engineering; Lighting; Heating 75 Active
US6946419B2 Process for the regeneration of a catalyst plant and apparatus for performing the process Performing Operations; Transporting 74 Expired
US8029273B2 Burner Mechanical Engineering; Lighting; Heating 73 Active
US7611681B2 Process for the regeneration of a catalyst plant and apparatus for performing the process Performing Operations; Transporting 73 Active
US8424282B2 Combined-cycle power plant with exhaust gas recycling and CO2 separation, and method for operating a combined cycle power plant Emerging Cross-Sectional Technologies 70 Active
US6848259B2 Compressed air energy storage system having a standby warm keeping system including an electric air heater Emerging Cross-Sectional Technologies 70 Expired
US6745569B2 Power generation plant with compressed air energy system Emerging Cross-Sectional Technologies 67 Expired
US6918256B2 Method for the reduction of combustion-driven oscillations in combustion systems and premixing burner for carrying out the method Mechanical Engineering; Lighting; Heating 63 Expired

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