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.)
ABB Norden Holding AB
Original Assignee
Allmanna Svenska Elektriska AB
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Allmanna Svenska Elektriska ABfiledCriticalAllmanna Svenska Elektriska AB
Priority to ES0229361ApriorityCriticalpatent/ES229361A3/en
Publication of ES229361A3publicationCriticalpatent/ES229361A3/en
Improvements in the unión of angled tubes, which are characterized by the fact that on the end of the tube a partial constriction in its section and on its edges are produced by curvilinear seating notches, in order to obtain a greater contact length between the parties to relate. (Machine-translation by Google Translate, not legally binding)
ES0229361A1956-06-121956-06-12A procedure for the unión of tubes in angle (Machine-translation by Google Translate, not legally binding)
ExpiredES229361A3
(en)