ES436472A2 - Procedure for the production of chlorohidroxides aluminum. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for the production of chlorohidroxides aluminum. (Machine-translation by Google Translate, not legally binding)
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SnamProgetti SpA
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SnamProgetti SpA
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Priority claimed from IT49835/74Aexternal-prioritypatent/IT1048280B/en
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Priority to ES436472ApriorityCriticalpatent/ES436472A2/en
Publication of ES436472A2publicationCriticalpatent/ES436472A2/en
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals
(AREA)
Abstract
Improvements introduced in the object of the main patent no. 412,423, deposited on february 28, 1973, by: "process for the production of aluminum chlorohydroxides", comprising an attack by hydrochloric acid of aluminum oxides or water containing such oxides, present in an amount equal to or slightly greater than the stoichiometric amount necessary to obtain a chloride derivative, characterized in that for the production of aluminum chlorohydroxides of the type of those having the formula al2 (oh) xcly, in which x and y are between 1 and and 4 and between 5 and 2, respectively, the reaction is carried out at a temperature comprised between 160ºC and 270º c. (Machine-translation by Google Translate, not legally binding)
ES436472A1974-03-281975-03-26Procedure for the production of chlorohidroxides aluminum. (Machine-translation by Google Translate, not legally binding)
ExpiredES436472A2
(en)
Theophylline-7-acetic acid ester of d,l-trans-sobrerol having mucosecretolytic-fluidizing and antibronchospastic activity, a process for its preparation and pharmaceutical compositions thereof