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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Compagnie Francaise de Raffinage SA
Original Assignee
Compagnie Francaise de Raffinage SA
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Filing date
Publication date
Application filed by Compagnie Francaise de Raffinage SAfiledCriticalCompagnie Francaise de Raffinage SA
Application grantedgrantedCritical
Publication of FR915922ApublicationCriticalpatent/FR915922A/fr
C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
C09C1/44—Carbon
C09C1/48—Carbon black
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
FR915922D1945-07-071945-07-07Procédé et appareil pour la fabrication de carbon-black
ExpiredFR915922A
(fr)