Patent ID: 9475696
Filing Date: 2016-10-25
CPC Classification: C01B,C01C,Y02P

Claim Text:
1. A method for producing synthesis gas for the production of ammonia comprising the steps: a) Feeding a hydrocarbon and steam to a reformer; b) Feeding the reaction products of the reformer to a separation unit whereby solids are separated from gases; c) Feeding the solids to a regenerator and the gases to a shift reactor; d) Recycling a flue gas stream comprising carbon dioxide, steam, nitrogen, and CaO from the regenerator through a cyclone to the reformer; e) Feeding the products of the shift reactor to a pressure swing adsorption unit; f) Feeding hydrogen and nitrogen separated from the gases in step e) to an ammonia reactor; and g) Recovering ammonia from the ammonia reactor.