Patent assignee · US · COMPANY

Foster Wheeler Development Corp.

23Patents
0Active
23Granted
34Portfolio score

Filing activity: Dec 28, 1977 → Aug 13, 1996

Most-cited patents

PatentTitleAreaCited byStatus
US5771844A Cyclone separator having increased gas flow capacity Mechanical Engineering; Lighting; Heating 22 Expired
US5513488A Power process utilizing humidified combusted air to gas turbine Mechanical Engineering; Lighting; Heating 21 Expired
US4183330A Fast fluidized bed steam generator Mechanical Engineering; Lighting; Heating 17 Expired
US5571424A Internal platelet heat source and method of use in a supercritical water oxidation reactor Emerging Cross-Sectional Technologies 17 Expired
US5571423A Process and apparatus for supercritical water oxidation Emerging Cross-Sectional Technologies 16 Expired
US4781574A Method and system for controlling cyclone collection efficiency and recycle rate in fluidized bed reactors Mechanical Engineering; Lighting; Heating 15 Expired
US4653470A Support structure for solar receiver panel tubes Emerging Cross-Sectional Technologies 15 Expired
US5570739A Anti-vibration spacers used in tubular type heat exchangers Mechanical Engineering; Lighting; Heating 15 Expired
US5095854A Fluidized bed reactor and method for operating same utilizing an improved particle removal system Mechanical Engineering; Lighting; Heating 14 Expired
US5645620A System for separating particulates and condensable species from a gas stream Performing Operations; Transporting 13 Expired
US4802445A Parallel staged fluidized bed combustor Mechanical Engineering; Lighting; Heating 10 Expired
US5670040A Internal platelet heat source and method of use in a supercritical water oxidation reactor Emerging Cross-Sectional Technologies 9 Expired
US5203284A Fluidized bed combustion system utilizing improved connection between the reactor and separator Mechanical Engineering; Lighting; Heating 9 Expired
US4666690A Method for removing sulfur dioxide from flue gases Performing Operations; Transporting 9 Expired
US5772708A Coaxial coal water paste feed system for gasification reactor Emerging Cross-Sectional Technologies 7 Expired
US4685205A Apparatus for forming an explosively expanded tube-tube sheet joint including a barrier tube Emerging Cross-Sectional Technologies 6 Expired
US5469699A Method and apparatus for generating electrical energy utilizing a boiler and a gas turbine powered by a carbonizer Emerging Cross-Sectional Technologies 6 Expired
US4184438A Fluidized bed start-up apparatus Mechanical Engineering; Lighting; Heating 6 Expired
US5723045A Process and apparatus for supercritical water oxidation Emerging Cross-Sectional Technologies 5 Expired
US4955190A Method for driving a gas turbine utilizing a hexagonal pressurized fluidized bed reactor Emerging Cross-Sectional Technologies 5 Expired
US4183308A Fluidized bed unit including an electrical air preheat apparatus Mechanical Engineering; Lighting; Heating 2 Expired
US5375408A Combined-cycle power generation system using a coal-fired gasifier Emerging Cross-Sectional Technologies 2 Expired
US4765527A Tubesheet and a method for explosively welding a tube to a tubesheet while preventing separation of cladding from the tubesheet Emerging Cross-Sectional Technologies 1 Expired

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