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Publication of FR363291ApublicationCriticalpatent/FR363291A/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
B29B15/00—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00
B29B15/02—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00 of crude rubber, gutta-percha, or similar substances
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FR363291D1906-02-141906-02-14Procédé et machine pour purifier le caoutchouc, la gutta-percha et autres matières analogues
ExpiredFR363291A
(fr)