A load-following vaporizer converts an inlet liquid reactant stream to an outlet vapor reactant stream. The vaporizer comprises a containment shell, a nozzle and a fin block. The fin block has a base in thermal contact a heat source, preferably a thermal fluid stream. The base has a plurality of evaporative...http://www.google.fr/patents/US5249624?utm_source=gb-gplus-shareBrevet US5249624 - Load-following vaporizer apparatus and method