the engines being of multiple-expansion type (the engines being only of turbine type F01K7/16; the engines using steam of critical or overcritical pressure F01K7/32; the engines being of extraction or non-condensing type F01K7/34)

Full Title

Steam engine plants characterised by the use of specific types of engine (F01K3/02 takes precedence); Plants or engines characterised by their use of special steam systems, cycles or processes (reciprocating-piston engines using uniflow principle F01B17/04); Control means specially adapted for such systems, cycles or processes; Use of withdrawn or exhaust steam for feed-water heating > the engines being of multiple-expansion type (the engines being only of turbine type F01K7/16; the engines using steam of critical or overcritical pressure F01K7/32; the engines being of extraction or non-condensing type F01K7/34)

Child Classifications

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• F01K 7/025
• F01K 7/04 Control means specially adapted therefor