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Patent applications and USPTO patent grants for Dederra; Helmut.The latest application filed is for "liquid fuel rocket engine having a propellant component pump turbine with a secondary thrust discharge and to a method of operating a liquid fuel rocket engine".
Patent | Date |
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Liquid fuel rocket engine having a propellant component pump turbine with a secondary thrust discharge and to a method of operating a liquid fuel rocket engine Grant 4,223,530 - Kirner , et al. September 23, 1 | 1980-09-23 |
Cooling channel surface arrangement for a heat exchanger wall construction Grant 4,078,604 - Christl , et al. March 14, 1 | 1978-03-14 |
Rocket engine construction and connection for closed and opened fluid cooling circuits for the walls thereof Grant 4,055,044 - Dederra , et al. October 25, 1 | 1977-10-25 |
Regeneratively Cooled Thrust Gas Generator Construction And Method Of Making Same Grant 3,782,118 - Butter , et al. January 1, 1 | 1974-01-01 |
Thrust Gas Generator Having A Combustion Chamber And Thrust Nozzle Regeneratively Cooled By A Liquid Grant 3,768,256 - Butter , et al. October 30, 1 | 1973-10-30 |
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