H ELECTRICITY
H01 ELECTRIC ELEMENTS
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
8/00 Fuel cells; Manufacture thereof
H01M8/0202 Collectors; Separators, e.g. bipolar separators; Interconnectors
H01M8/0267 having heating or cooling means, e.g. heaters or coolant flow channels