Production of lubricating oils

Details Production of lubricating oils Production of lubricating oils

1980-10-09

1982-08-31

Gantz, Delbert E.

Mineral oils: processes and products

Chemical conversion of hydrocarbons

Plural serial stages of chemical conversion

208 18, 208 59, 208 61, C10G 1105, C10G 4512, C10G 4908, C10G 6904

Patent

active

043471218

ABSTRACT:
A process is provided for preparing stable lubricant oil stocks, comprising hydrocracking a hydrocarbonaceous feed to produce a hydrocrackate having a total nitrogen content of less than about 10 ppm by weight, followed by dewaxing and stabilizing the hydrocrackate.

REFERENCES:
patent: 3755145 (1973-08-01), Orkin
patent: 3876522 (1975-04-01), Campbell et al.
patent: 3962071 (1976-06-01), Itoh et al.
patent: 4162962 (1979-07-01), Stangeland et al.
patent: 4171257 (1979-10-01), O'Rear et al.
patent: 4181598 (1980-01-01), Gillespie et al.
patent: 4263127 (1981-04-01), Rausch et al.
patent: 4283271 (1981-08-01), Garwood et al.
patent: 4283272 (1981-08-01), Garwood et al.

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