Method for the production of a syngas from a stream of light hydrocarbons and from combustion fumes from a cement clinker production unit

(22) 06.11.2017

(43) 09.10.2019

(57) Summary of the corresponding patent FR3059315 (A1): Process for producing a synthesis gas containing CO and H2 from a light hydrocarbon stream and combustion fumes from a cement clinker production unit comprising at least one calcination furnace (300), and a means for evacuating combustion fumes (500) from the calcination furnace to the outside of said unit, which process comprises the following steps: – at least a portion of the combustion fumes (70 ) obtained in said clinker manufacturing unit upstream of said flue gas discharge means (500); – a reaction stream (113) is prepared comprising a light hydrocarbon stream (110) comprising methane and the combustion fumes (70); – said reaction stream (113) is sent to a tri-reforming reactor (1009) to obtain synthesis gas (114).

(71) IFP Énergies nouvelles (FR); Holcim Technology Ltd (CH)