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Table 2

Composition of Liquid Products from Experiments at High Space Velocities

Catalyst Iron (synthetic-ammonia) Cobalt
Type of Process Fixed Bed Fluid
Bed
Fixed Bed
Pressure, atmos.gauge 10 20 20 20 20 10 10
Temperature, C 260-285 281 300 318 305 220 220
Space velocity, vol. residual gas/vol. synthesis gas 400 400 530 1050 1040 510 516
Recycle ratio, vol. residual gas/vol. synthesis gas - 2.1:1 2.2:1 1.35:1 6.3:1 - 2.16:1
Boiling range of product, percent. by weight
Up tp 200C
63.0 64.1 72.4 76.5 71.5 67.4 64.2
200-300C 17.3 16.3 15.6 13.5 18.5 23.0 23.3
Residue above 300C 19.7 19.6 12.0 10.0 10.0 9.6 12.5
Olefin content of fraction below 200C, percent by weight 68.0 73.8 71.7 65.0 75.0 17.8 25.5

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