Catalytic cracking of paraffinic feedstocks with zeolite beta

Mineral oils: processes and products – Chemical conversion of hydrocarbons – Plural serial stages of chemical conversion

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208 49, 208120, 585323, 585739, C10G 1105, C10G 5700

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active

049118234

ABSTRACT:
Heavy hydrocarbon oils of high paraffin content are catalytically cracked using zeolite beta. The paraffin content of the oil is at least 20 weight percent or higher. The gasoline cracking products have a high octane rating and the higher boiling products a decreased pour point resulting from the dewaxing activity of the zeolite beta. The use of cracking temperatures above 500.degree. C., preferably above 550.degree. C., also improves iso-butene production.

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