Patent ID: 9670063
Date: 2017-06-06
CPC Classifications: B01J,C01B,Y02E

Claim:
1. A method of producing hydrogen from ammonia the method comprising: (i) providing ammonia as a fuel source; (ii) introducing ammonia into a reactor and reacting at least some of the ammonia with a metal and/or a metal-containing-compound to form at least one intermediate and optionally hydrogen; (iii) decomposing at least some of the intermediate produced in step (ii) to form hydrogen and to regenerate the metal and/or the metal-containing-compound; (iv) removing at least some of the hydrogen formed in step (iii); and (v) reacting the regenerated metal and/or the regenerated metal-containing-compound with further ammonia; wherein the metal and/or the metal-containing-compound comprises or is selected from the group consisting of Group I metals; wherein the Group I metal is selected from the group consisting of Na, Li, K, Rb, Cs, alloys and mixtures of two or more thereof; wherein the reaction of the at least some ammonia with the metal and/or the metal-containing-compound to form the at least one intermediate is carried out at a temperature in the range of from 450 to 800° C. and at a pressure of 0.01 to 20 MPa.