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Silver Salt Photography Or Processing Solution Therefor
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Compounds Of Iron
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Seasonings
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Description
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und schnell zu erzielen. In anderen Fällen, z. B. bei Thonerdesulfat und Kupfersulfat, hat man durch Zusatz von etwas Alkali nachzuhelfen. Auch kann der Zusatz von Oxydulhydrat des Eisens gute Wirkung haben, wie z. B. bei Thonerdelösungen.
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and to achieve quickly. In other cases, e.g. B. with clay sulfate and copper sulfate, you have to help by adding a little alkali. The addition of oxydulhydrate of iron can also have a good effect, e.g. B. with alumina solutions.
Claims (1)
PATENT-ANSPRUCH :
Verfahren zur Enteisenung von Salzlösungen, dadurch gekennzeichnet, dass man die Salzlösung mit Eisenoxydhydrat behandelt, gegebenenfalls unter Anwendung entsprechender Hilfsmittel, z. B. unter Erwärmen, unter Zusatz von Alkali, unter Zusatz von Eisenoxydulhydrat.
PATENT CLAIM:
A process for removing iron from salt solutions, characterized in that the salt solution is treated with iron oxide hydrate, if appropriate using appropriate aids, e.g. B. with heating, with the addition of alkali, with the addition of Eisenoxydulhydrat.
AT8880D1901-07-051901-07-05
Process for de-ironing salt solutions.
AT8880B
(en)
Process for the production of artificial fibers, plates, shaped pieces, plastic objects, coatings, etc. The like. From solutions of ossein treated with alkalis by the process of patent no. 40163.