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.)
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Gebr Pfeiffer Barbarossawerke AG
Original Assignee
Gebr Pfeiffer Barbarossawerke AG
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Filing date
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Application filed by Gebr Pfeiffer Barbarossawerke AGfiledCriticalGebr Pfeiffer Barbarossawerke AG
Priority to ES0332375ApriorityCriticalpatent/ES332375A1/en
Publication of ES332375A1publicationCriticalpatent/ES332375A1/en
A gypsum boiler device, characterized in that a circular cylindrical boiler made of thick boiler sheet, with a support ring welded to its lower opening and intended to screw on it a boiler bottom of one piece and pressure resistant , is inserted in a double-walled outer shell filled with a tamped refractory mass, the shots for the heating gases which are connected to the heating gas pipes running through the annular space comprised between the boiler and the outer shell being formed the boiler, by nerves of steel closely together that run in a transversal direction. (Machine-translation by Google Translate, not legally binding)
ES0332375A1966-10-181966-10-18A kettle kitchen device. (Machine-translation by Google Translate, not legally binding)
ExpiredES332375A1
(en)
Improvements in all-use heating appliances, which use the piºon castilla or similar as a combustible. (Machine-translation by Google Translate, not legally binding)
Improvements in the generating media of hot water and heating, by intermediate ignition. (Machine-translation by Google Translate, not legally binding)