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Espona Gras Y Cia
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Espona Gras Y Cia
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Priority to ES6072ApriorityCriticalpatent/ES6072A3/en
Publication of ES6072A3publicationCriticalpatent/ES6072A3/en
A new procedure for dyeing textile fibers, yarns or fabrics by means of the results of the mutual reaction of aniline or its salts and soluble bi-chromates.