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Spinning Methods And Devices For Manufacturing Artificial Fibers
(AREA)
Abstract
Mejoras introducidas en el objeto de la patente nº 148.182que se caracterizan en que se ha modificado el mismomediante la preparación de una solución de sosa cáustica solamente de cuatro grados hasta veintea la que son sometidas las plantasquedando en condiciones perfectas para la obtención de sus fibras.
ES0151040A1940-12-031940-12-03Mejoras introducidas en la patente principal
ExpiredES151040A2
(es)
UN PROCEDIMIENTO PARA LA FABRICACIoN DEL TETRACLORURO DE ESTANO ANHIDRO, DE SUS HIDRATOS CRISTALIZADOS Y DE SUS SOLUCIONES ACUOSAS A DIVERSAS CONCENTRACIONES