Patent ID: 6869580
Filing Date: 2005-03-22
Classification: B60L,C01B,C10J,C10K,H01M,Y02E,Y02T

Abstract:
1. A method for producing hydrogen gas from a hydrocarbonaceous material, using reaction apparatus that includes means for absorbing and releasing thermal energy and having a heat-transfer surface, comprising the following steps, carried out cyclically: (a) bringing a quantity of a hydrocarbonaceous material into contact with said heat-transfer surface of said means for absorbing and releasing thermal energy, heated to a temperature T (b) effecting combustion of at least a first portion of said quantity of said carbon-rich residue produced in said pyrolysis step; and (c) utilizing at least a portion of the thermal energy produced in said combustion step to heat said means for absorbing and releasing thermal energy to said temperature T