Method for enhancing catalytic activity
Patent
·
OSTI ID:6601152
Catalytically dewaxed lubricating base stock oils that have improved resistance to oxidation are produced by pretreating the waxy furfural raffinate with a zeolite sorbent prior to dewaxing with a zeolite catalyst such as zsm-5, and conducting the dewaxing at a reduced temperature not to exceed 675/sup 0/-700/sup 0/ F.
- Assignee:
- Mobil Corp
- Patent Number(s):
- US 4357232
- OSTI ID:
- 6601152
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
02 PETROLEUM
020500* -- Petroleum-- Products & By-Products
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400201 -- Chemical & Physicochemical Properties
ADSORBENTS
CATALYSTS
DEWAXING
INORGANIC ION EXCHANGERS
ION EXCHANGE MATERIALS
LUBRICANTS
LUBRICATING OILS
MATERIALS
MINERALS
MOLECULAR SIEVES
OILS
ORGANIC COMPOUNDS
OTHER ORGANIC COMPOUNDS
PETROLEUM PRODUCTS
REGENERATION
SEPARATION PROCESSES
ZEOLITES
020500* -- Petroleum-- Products & By-Products
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400201 -- Chemical & Physicochemical Properties
ADSORBENTS
CATALYSTS
DEWAXING
INORGANIC ION EXCHANGERS
ION EXCHANGE MATERIALS
LUBRICANTS
LUBRICATING OILS
MATERIALS
MINERALS
MOLECULAR SIEVES
OILS
ORGANIC COMPOUNDS
OTHER ORGANIC COMPOUNDS
PETROLEUM PRODUCTS
REGENERATION
SEPARATION PROCESSES
ZEOLITES