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.)
Ludwig Riedhammer GmbH and Co KG
Original Assignee
Ludwig Riedhammer GmbH and Co KG
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 Ludwig Riedhammer GmbH and Co KGfiledCriticalLudwig Riedhammer GmbH and Co KG
Priority to ES0333807ApriorityCriticalpatent/ES333807A1/en
Publication of ES333807A1publicationCriticalpatent/ES333807A1/en
Tunnel furnace, with a variable gas atmosphere in the furnace chamber along its longitudinal axis, mainly for the sintering of soft ferrites, characterized by the fact that distanced sheet metal screens are provided along the length of the furnace between them, transverse to the longitudinal direction of the furnace channel, embedded in the factory work and by the fact that these sheet metal screens are impermeable to gases except in the passage orifice of the channel. (Machine-translation by Google Translate, not legally binding)
ES0333807A1966-11-251966-11-25Tunnel oven. (Machine-translation by Google Translate, not legally binding)
ExpiredES333807A1
(en)