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Power Jets Research and Development Ltd

Power Jets
Active Patents
0
Total Holdings
25

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
GB823794A Improvements in or relating to turbo-machinery constructions Expired / Lapsed 1956-08-17 — 0 Details
GB663194A Improvements relating to compressors and engines embodying … Expired / Lapsed 1948-12-09 — 0 Details
US3371407A Method of producing a composite metallic material billet Expired / Lapsed 1965-02-15 1968-03-05 0 Details
US2950084A Mounting of swivelling guide vane elements in elastic fluid… Expired / Lapsed 1954-10-11 1960-08-23 0 Details
US2933236A Rotary dynamic compressors Expired / Lapsed 1956-12-04 1960-04-19 0 Details
US2800015A Gas turbine measuring device Expired / Lapsed 1953-12-14 1957-07-23 0 Details
US2774554A Jet flow control for jet-sustained and jet-propelled aircra… Expired / Lapsed 1953-05-25 1956-12-18 0 Details
US2688844A Rotary compressor and its control, and application thereof … Expired / Lapsed 1946-03-04 1954-09-14 0 Details
US2684831A Turbine and like rotor Expired / Lapsed 1948-11-22 1954-07-27 0 Details
US2668599A Electrostatic precipitator Expired / Lapsed 1952-09-15 1954-02-09 0 Details
US2658700A Turbocompressor power plant for aircraft Expired / Lapsed 1945-08-02 1953-11-10 0 Details
US2642719A Engine fuel control for internal expansion engine fuel syst… Expired / Lapsed 1945-10-30 1953-06-23 0 Details
US2619162A Fuel system for compressor gas turbine plants Expired / Lapsed 1945-06-06 1952-11-25 0 Details
US2594689A Fluid operated speed governor Expired / Lapsed 1946-12-30 1952-04-29 0 Details
US2584899A Construction of stator elements of turbines, compressors, o… Expired / Lapsed 1946-01-14 1952-02-05 0 Details
US2559006A Rotary starting means for rotary engines with cartridge cha… Expired / Lapsed 1949-04-25 1951-07-03 0 Details
US2552937A Heat exchanger and method of making the same Expired / Lapsed 1947-06-10 1951-05-15 0 Details
US2546415A Circumferentially arranged temperature device in jet pipe o… Expired / Lapsed 1946-12-02 1951-03-27 0 Details
US2542717A Means for measuring or indicating the ratio of two forces a… Expired / Lapsed 1946-02-13 1951-02-20 0 Details
US2516066A Rotor assembly Expired / Lapsed 1945-11-26 1950-07-18 0 Details
US2498995A Apparatus for testing engines Expired / Lapsed 1945-03-14 1950-02-28 0 Details
US2489692A Compressor Expired / Lapsed 1945-08-24 1949-11-29 0 Details
US2452782A Construction of rotors for compressors and like machines Expired / Lapsed 1946-01-15 1948-11-02 0 Details
US2404335A Liquid fuel burner, vaporizer, and combustion engine Expired / Lapsed 1941-02-19 1946-07-16 0 Details
US2404334A Aircraft propulsion system and power unit Expired / Lapsed 1941-02-19 1946-07-16 0 Details