72342720
Nov 5, 1969
Jun 8, 1971
CONTINUOUS MATERIAL PROCESSING MACHINES USEFUL FOR MIXING, BLENDING, DEVOLATILIZING, DISPERSING, PRECIPITATING, REACTING, MASTICATING, KNEADING, AND POLYCONDENSATION OPERATIONS, FOR THE CHEMICAL AND PETROCHEMICAL PROCESS INDUSTRIES, THE PLASTICS INDUSTRY, THE PROCESSING OF MATERIIALS USEFUL IN METALS REFINING SUCH AS CARBON ELECTRODE MATERIALS, THE FOOD AND CONFECTIONERY PROCESSING INDUSTRY, AND THE PROCESSING OF CERAMIC AND REFRACTORY MATERIALS
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