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Un procedimiento para fabricar pasta química para papel procedente del esparto, cuya planta no se utiliza todavía en España en la preparación de celulosas para tal fabricación.
Un producto industrial consistente en un fieltro de fibrillas extraídas de las hojas y los tallos de la cebolla constituyendo un simple fieltro aplicable a la obtención de pasta de papel, papel cartón, cartulina y vitelas, ya definitivamente dicha pasta d
La aplicación del papel, papel prensado, pasta de papel, cartón, papel cartón y cartón piedra a la fabricación de modelos maquetas para arquitectura e ingeniería y planos en relieve.