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NARBON PENA EDUARDO
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NARBON PENA EDUARDO
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Priority to ES202223ApriorityCriticalpatent/ES202223A2/en
Publication of ES202223A2publicationCriticalpatent/ES202223A2/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Investigating Or Analysing Materials By The Use Of Chemical Reactions
(AREA)
Catalysts
(AREA)
Abstract
Improvements in the object of the main patent no. 201,647, characterized by the preparation of an impregnator composed of a transparent base, not darkened by the action of air, to which a synthetic resin of the nitrated derivative type is obtained, obtained by the presence of nitric acid, (NO3H) in the formation of nitroresine that is obtained in the form of a decanted product after the reaction of the aldeid with the acid. (Machine-translation by Google Translate, not legally binding)
ES202223A1952-02-281952-02-28Colorful or colored autoluminosity collection system (Machine-translation by Google Translate, not legally binding)
ExpiredES202223A2
(en)
Procedure for the preparation of synthetic esters, especially of modified hydrocarbon resins (Machine-translation by Google Translate, not legally binding)