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Procedure for obtaining a new borratintas, according to which a solution containing an oxidant is available, such as free chlorine or in a state of reacting, capable of eliminating the organic coloring components that constitute the immediately visible line of writing. (Machine-translation by Google Translate, not legally binding)
ES0252659A1959-10-021959-10-02A procedure for the obtaining of a new borratintas (Machine-translation by Google Translate, not legally binding)
ExpiredES252659A1
(en)
Process for preparing a chemical composition comprising a complex consisting of 5-nitro-2-furaldehido and 2-oxazolidona (Machine-translation by Google Translate, not legally binding)
Procedure with your corresponding installation for the preparation of organomagnetic halides (Machine-translation by Google Translate, not legally binding)