Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BARRACHINA TORTAJADA JACINTO
Original Assignee
BARRACHINA TORTAJADA JACINTO
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Filing date
Publication date
Application filed by BARRACHINA TORTAJADA JACINTOfiledCriticalBARRACHINA TORTAJADA JACINTO
Priority to ES0233836ApriorityCriticalpatent/ES233836A2/en
Publication of ES233836A2publicationCriticalpatent/ES233836A2/en
Physical Or Chemical Processes And Apparatus
(AREA)
Abstract
Improvements introduced in the object of the patent of invention no. 228,288 for improvement in the shutters for discharge of liquids, characterized by arranging the obturator (laminar element) fully inserted in the hollow element. (Machine-translation by Google Translate, not legally binding)
ES0233836A1957-02-221957-02-22Improvements in shutters for the discharge of liquids (Machine-translation by Google Translate, not legally binding)
ExpiredES233836A2
(en)
Process for the preparation of 1- (2-tetralyl) -4-phenylbutane, 1,2,3,4,5,6,7,8-octahydroanthracene and 1,2,3,4,5,6,7,8- octahydrophenanthrene from tetralin.