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.)
Wabco Automotive UK Ltd
Original Assignee
Clayton Dewandre Co Ltd
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 Clayton Dewandre Co LtdfiledCriticalClayton Dewandre Co Ltd
Priority to ES0267860ApriorityCriticalpatent/ES267860A3/en
Publication of ES267860A3publicationCriticalpatent/ES267860A3/en
A method of manufacturing heat transfer tubes for use in heat exchangers, in which a heat transfer element in the form of a wire helix is wound helically around the tube and is joined thereto by welding, in which the The tube and/or the material of the wire helix is precoated with a metal, for example, copper or nickel, to which the solder adheres firmly, before the welding operation. (Machine-translation by Google Translate, not legally binding)
ES0267860A1961-06-021961-06-02A method of manufacturing heat transmission tubes (Machine-translation by Google Translate, not legally binding)
ExpiredES267860A3
(en)
Improvements in appliances to manufacture laces and collars of forged pipes on thin metal tubes. (Machine-translation by Google Translate, not legally binding)