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Publication of ES217986A1publicationCriticalpatent/ES217986A1/en
A briquetting process of fine-grained materials, especially fine minerals and fine carbons, by means of the treatment with silicates, especially water glass, characterized in that a silicic acid anhydride of spatial reticular structure is generated in the briquettes by hydrolysis with weak carboxylic acids, in special acetic acid, esters of said acids, alcohols, combinations containing organic hydroxyl groups or acetone. (Machine-translation by Google Translate, not legally binding)
ES0217986A1953-10-261954-10-21A briquetage procedure (Machine-translation by Google Translate, not legally binding)
ExpiredES217986A1
(en)
Procedure for the preparation by synthesis of the steres of the acid (2-methyl-5-metoxy-3-indolyl) acetic. (Machine-translation by Google Translate, not legally binding)
Procedure for the obtaining of organic acid esters of 3-beta-hydroxy-5-androsten-17-ona (dehidroepian-drosterone) with 3 to 14 atomos c in the rest of ester. (Machine-translation by Google Translate, not legally binding)
Procedure for obtaining progressively active esters of 17 a-oxyprogesterone with prolonged period of time (Machine-translation by Google Translate, not legally binding)