• All sections
• F - Mechanical engineering; lighting; heating; weapons; blasting
• F01K - Steam engine plants; steam accumulators; engine plants not otherwise provided for; engines using special working fluids or cycles
• F01K 25/10 - Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using special vapours the vapours being cold, e.g. ammonia, carbon dioxide, ether

Patent holdings for IPC class F01K 25/10

Total number of patents in this class: 940

10-year publication summary

Principal owners for this class