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IG Farbenindustrie AG
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IG Farbenindustrie AG
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Priority to ES142092ApriorityCriticalpatent/ES142092A3/es
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Procedimiento para el blanqueo de fibras de líber, especialmente de lino, cáñamo y similares en forma de hilos y tejidos, como también en forma de fibras en bruto.
Procedimiento de fabricación de los ovillos de hilo de pita (agave, heneguen, sisal-sanseveria, cabuya), abacá y otras fibras similares para las máquinas gavilladoras atadoras.
Procedimiento para el blanqueo de fibras que contienen celulosa, especialmente algodón y preferentemente mediante soluciones alcalinas de per-combinaciones.