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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Pirelli and C SpA
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Pirelli SpA
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Filing date
Publication date
Application filed by Pirelli SpAfiledCriticalPirelli SpA
Application grantedgrantedCritical
Publication of FR61890EpublicationCriticalpatent/FR61890E/fr
B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
B29B7/00—Mixing; Kneading
B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
B29B7/421—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with screw and additionally other mixing elements on the same shaft, e.g. paddles, discs, bearings, rotor blades of the Banbury type
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR61890D1951-08-081951-08-08Mélangeur continu pour la production de mélanges de caoutchouc ou d'autres matières plastiques
ExpiredFR61890E
(fr)
Perfectionnements apportés aux filières pour l'obtention de produits en une matière coagulable ou thermodurcissable, notamment des fils ou bandes en latex de caoutchouc