IPC Subgroup
H01M 8/2457 with both reactants being gaseous or vaporised
Introduced: January 2016
Full Title
Fuel cells; Manufacture thereof > Grouping of fuel cells, e.g. stacking of fuel cells > with both reactants being gaseous or vaporised
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY