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US3363411A
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Regulating means of power plants comprising at least one free-piston gas generator
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DE1526356A1
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Starting device for free-flight piston engines, especially free-flight piston propellant gas generators
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US3306031A
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Valve control devices, in particular for gas turbine power plants
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US2943438A
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Improvements in free piston engine and gas turbine power plant
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US2695601A
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Accumulator vent valve for free piston engines
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US2779156A
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Adjusting devices for free piston machines
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US2879640A
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Devices for the adjustment of a system including at least one auto-generator of power gases and a receiver machine operated by said gases
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US2783750A
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Auto-generators of hot gases under pressure, and in particular in free piston auto-generators
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US2659194A
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Regulating system for power plants, including a free piston auto-generator and a receiver machine such as a turbine
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US2667300A
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Free piston machine the compressor portion of which includes at least two stages
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US2565849A
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Pneumatic starting device
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US2473204A
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Free piston engine control
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US2581600A
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Free piston motor compressor
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US2344058A
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Free piston machine
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US2306978A
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Installation for generating gas under pressure
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US2230760A
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Machine with free pistons
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US2200892A
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Regulating device for compressed fluid generators of the free pistons type
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US2168828A
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Starting means for free piston motor compressors
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US2132083A
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Fuel injection in free piston internal combustion engines
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US2144706A
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Cylinder for engines of the opposed piston type
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