ES299358A1 - Machine for the molding of concrete elements for public works (Machine-translation by Google Translate, not legally binding)
- Google Patents
Machine for the molding of concrete elements for public works (Machine-translation by Google Translate, not legally binding)
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BELGE DE GESTION ET D EXPLOTAT
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BELGE DE GESTION ET D EXPLOTAT
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Priority to ES0299358ApriorityCriticalpatent/ES299358A1/en
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Curing Cements, Concrete, And Artificial Stone
(AREA)
Abstract
Process for producing substituted guanidine compounds, wherein a levialkyl ester of 3-amino-5-substituted-pyrazinoic acid is reacted with a guanidine to obtain a (3-amino-5-substituted-pyrazinoyl) -guanidine, with the 5-substituted group between hydroxyl, amine, levyalkyl, mononuclear aryl and mononuclear aryl levialkyl. (Machine-translation by Google Translate, not legally binding)
ES0299358A1964-04-211964-04-21Machine for the molding of concrete elements for public works (Machine-translation by Google Translate, not legally binding)
ExpiredES299358A1
(en)
A preparation procedure of 5-imino-1-metilcarbamoil3 - (5-nitro-2-furil) -delta-2-1,2,4-triazoline. (Machine-translation by Google Translate, not legally binding)
Procedure for the preparation of methyl sulfate - 1 - (beta - hydroxyethyl) -1-guanidine. (Machine-translation by Google Translate, not legally binding)
A new procedure for the obtaining of benzodiacepinic derivatives with pharmacological activity. (Machine-translation by Google Translate, not legally binding)