Catalytic cracking method and device
A catalytic cracking device and catalytic cracking technology, applied in the direction of catalytic cracking, chemical instruments and methods, cracking, etc., can solve the problems of lowering the temperature of the regenerated catalyst, short oil agent contact time, difficult to achieve, etc., to achieve improved properties, short oil agent The effect of exposure time
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[0068] The main operating conditions and product distribution of Examples 1-5 are shown in Table 4. The main properties of the liquid product of Example 1 are shown in Table 5, the main properties of the liquid product of Example 2 are shown in Table 6, the main properties of the liquid product of Example 3 are shown in Table 7, and the main properties of the liquid product of Example 4 are shown in Table 8. The main properties of liquid products of 5 are shown in Table 9.
[0069] Table 1 Heavy oil raw material properties (comparative example, embodiment 1~5)
[0070] Heavy Oil Raw Materials
Daqing Atmospheric Residue
Density (20℃), kg·m -3
900.2
Charcoal residue, %
4.2
Family composition, %
saturated hydrocarbon
62.3
Aromatics
22.6
Colloid + asphaltenes
15.1
Sulfur content, μg g -1
1450
Ni, μg g -1
4.3
V, μg·g -1
0.2
[0071] The main operating co...
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