CPC Subgroup
F02G 1/04 of closed-cycle type
Full Title
Hot gas positive-displacement engine plants > of closed-cycle type
1 direct subcode
Child Classifications
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- F02G 1/043 the engine being operated by expansion and contraction of a mass of working gas which is heated and cooled in one of a plurality of constantly communicating expansible chambers, e.g. Stirling cycle type engines