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.)
ANONIMA ETERNIT PIETRE ARTIFIC
Original Assignee
ANONIMA ETERNIT PIETRE ARTIFIC
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 ANONIMA ETERNIT PIETRE ARTIFICfiledCriticalANONIMA ETERNIT PIETRE ARTIFIC
Application grantedgrantedCritical
Publication of FR466462ApublicationCriticalpatent/FR466462A/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
B28B21/42—Methods or machines specially adapted for the production of tubular articles by shaping on or against mandrels or like moulding surfaces
B28B21/48—Methods or machines specially adapted for the production of tubular articles by shaping on or against mandrels or like moulding surfaces by wrapping, e.g. winding
Landscapes
Engineering & Computer Science
(AREA)
Manufacturing & Machinery
(AREA)
Chemical & Material Sciences
(AREA)
Ceramic Engineering
(AREA)
Mechanical Engineering
(AREA)
FR466462D1913-08-251913-12-22Procédé pour la fabrication de tuyaux sans joints en matières fibreuses et ciments hydrauliques
ExpiredFR466462A
(fr)