 The competition was not held from 1936 to 1939 due to the Spanish Civil War, and he played one year in Mexico with Club América during that hiatus.López Herranz signed with Hércules CF, also in the Spanish top flight, in 1940.During his only season, in which the Valencian Community club narrowly avoided relegation, he netted braces against Real Murcia (4–0, home) and Sevilla (3–8 away loss).