DIFF Subgroup
F01K 3/16 Mutual arrangement of accumulator and heater
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Plants characterised by the use of steam or heat accumulators, or intermediate steam heaters, therein > having both steam accumulator and heater, e.g. superheating accumulator > Mutual arrangement of accumulator and heater
CPC:
Plants characterised by the use of steam or heat accumulators, or intermediate steam heaters, therein (regenerating exhaust steam F01K19/00) > having both steam accumulator and heater, e.g. superheating accumulator (steam superheaters per se F22G) > Mutual arrangement of accumulator and heater
No child classifications to compare. This is a leaf node in both IPC and CPC.