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.)
STUP PROCEDES FREYSSINET
Original Assignee
STUP PROCEDES FREYSSINET
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 STUP PROCEDES FREYSSINETfiledCriticalSTUP PROCEDES FREYSSINET
Application grantedgrantedCritical
Publication of FR942861ApublicationCriticalpatent/FR942861A/fr
B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
B28B21/00—Methods or machines specially adapted for the production of tubular articles
B28B21/56—Methods or machines specially adapted for the production of tubular articles incorporating reinforcements or inserts
B28B21/60—Methods or machines specially adapted for the production of tubular articles incorporating reinforcements or inserts prestressed reinforcements
B28B21/62—Methods or machines specially adapted for the production of tubular articles incorporating reinforcements or inserts prestressed reinforcements circumferential laterally tensioned
B28B21/64—Winding arrangements
Landscapes
Engineering & Computer Science
(AREA)
Manufacturing & Machinery
(AREA)
Chemical & Material Sciences
(AREA)
Ceramic Engineering
(AREA)
Mechanical Engineering
(AREA)
FR942861D1943-12-011946-08-29Procédé et appareil pour la fabrication de tubes en béton précontraint pour pressions intérieures
ExpiredFR942861A
(fr)