STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES (gas-turbine or jet-propulsion plants F02; steam generation F22; nuclear power plants, engine arrangements therein G21D)
| Subclass | Title |
|---|---|
| 1/00 | Steam accumulators (use of accumulators in steam engine plants F01K 3/00) |
| 1/02 | Steam accumulators (use of accumulators in steam engine plants F01K 3/00) for storing steam otherwise than in a liquid |
| 1/04 | Steam accumulators (use of accumulators in steam engine plants F01K 3/00) for storing steam in a liquid, e.g. Ruth type (in alkali to increase steam pressure F22B 1/2) |
| 1/06 | Steam accumulators (use of accumulators in steam engine plants F01K 3/00) for storing steam in a liquid, e.g. Ruth type (in alkali to increase steam pressure F22B 1/2) Internal fittings facilitating steam distribution, steam formation, or circulation (acting during charging or discharging F01K 1/08; fittings facilitating circulation through multiple accumulators F01K 1/14) |
| 1/08 | Steam accumulators (use of accumulators in steam engine plants F01K 3/00) Charging or discharging of accumulators with steam (peculiar to multiple accumulators F01K 1/12) |
