PROCEDE DE BROYAGE

摘要

1328491 Agitator mills BRITISH PETROLEUM CO Ltd 31 July 1970 [19 Aug 1969] 41243/69 Heading B2A [Also in Divisions Cl and C5] An apparatus for grinding oleophilic graphite or metal sulphides in an organic liquid (see Division C1) comprises an agitator ball mill 1 connected via a magnetic filter 8 to two stirred reservoirs 2 and 3 containing the grinding liquid, the reservoirs being connected to a flash vessel 5, and via pump 6 to a thin film evaporator 7. Reference has been directed by the Comptroller to Specifications 1162223, 1186671 and 1216091.