Catalytic activity of various materials for methane combustion.

Catalyst	T 50 (°C)	T 90 (°C)	Reaction conditions (GHSV)	Reference
CoCr2O4	663	750	1% CH4 and 99% air (space velocity of 48 000 mL g−1 h−1)	12
CoCr2O4	392	464	0.2% CH4/10% O2/N2 (space velocity of 36 000 mL g−1 h−1)	49
CuO–CeO2	502	578	0.1% CH4/20% O2/Ar (space velocity of 78 000 mL g−1 h−1)	50
CuCo2O4	410	446	2% CH4/26% O2/N2 (space velocity of 30 000 mL g−1 h−1)	This work
(CuO)0.2–CuCo2O4	386	423	2% CH4/26% O2/N2 (space velocity of 30 000 mL g−1 h−1)	This work