Figure 4
From: Experimental study of the catalytic effect of iron on low-rank coal gasification

Effect of iron loading on release peak of CO. 1 Acid-washing coal char; 2 Coal char with 1% Fe; 3 Coal char with 3% Fe; 4 Coal char with 5% Fe.
From: Experimental study of the catalytic effect of iron on low-rank coal gasification
Effect of iron loading on release peak of CO. 1 Acid-washing coal char; 2 Coal char with 1% Fe; 3 Coal char with 3% Fe; 4 Coal char with 5% Fe.