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.)
FLSmidth and Co AS
Original Assignee
FLSmidth and Co AS
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 FLSmidth and Co ASfiledCriticalFLSmidth and Co AS
Priority to ES0239275ApriorityCriticalpatent/ES239275A3/en
Publication of ES239275A3publicationCriticalpatent/ES239275A3/en
Process for the manufacture of tubes in fiber cement, by wrapping and compression on a metallic mandrel of a thin layer of aqueous paste of cement and fibrous substance carried on a felt, characterized by the fact that on the periphery of the tube in formation, or on the layer of dough that is wrapped on the mandrel, a corresponding compression of regions of said periphery axially aligned is exerted by means of rubber coated rollers in the manner known per se, each one acting substantially over the entire length of the corresponding zone of the aforementioned periphery. (Machine-translation by Google Translate, not legally binding)
ES0239275A1957-12-241957-12-24Procedure for the manufacture of fibrocement tubes (Machine-translation by Google Translate, not legally binding)
ExpiredES239275A3
(en)
Machine for the continuous manufacture of insulating pipes without wrapping or with covering of the bergmann type (Machine-translation by Google Translate, not legally binding)