Method for improving stability of residual fuel oils
Patent
·
OSTI ID:6338442
A method is claimed for inhibiting or reducing the level of asphaltic sediment formed in residual fuels by adding an alkylaryl sulfonic acid stabilizer to said fuel. The method comprises adding an effective stabilizing amount of said stabilizer to said fuel oil and maintaining said stabilized fuel at a selected high temperature of at least about 190/sup 0/ C. for a time sufficient to inhibit the formation or reduce the level of asphaltic sediment.
- Assignee:
- Exxon Research and Engineering Co.
- Patent Number(s):
- US 4441890
- OSTI ID:
- 6338442
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
02 PETROLEUM
020500* -- Petroleum-- Products & By-Products
ADDITIVES
ASPHALTS
BITUMENS
CHEMICAL REACTIONS
FUEL ADDITIVES
FUEL OILS
FUELS
HIGH TEMPERATURE
INHIBITION
LIQUID FUELS
OILS
OPTIMIZATION
ORGANIC ACIDS
ORGANIC COMPOUNDS
ORGANIC SULFUR COMPOUNDS
OTHER ORGANIC COMPOUNDS
PETROLEUM PRODUCTS
REDUCTION
RESIDUAL FUELS
SEDIMENTS
STABILITY
SULFONIC ACIDS
TAR
TEMPERATURE EFFECTS
020500* -- Petroleum-- Products & By-Products
ADDITIVES
ASPHALTS
BITUMENS
CHEMICAL REACTIONS
FUEL ADDITIVES
FUEL OILS
FUELS
HIGH TEMPERATURE
INHIBITION
LIQUID FUELS
OILS
OPTIMIZATION
ORGANIC ACIDS
ORGANIC COMPOUNDS
ORGANIC SULFUR COMPOUNDS
OTHER ORGANIC COMPOUNDS
PETROLEUM PRODUCTS
REDUCTION
RESIDUAL FUELS
SEDIMENTS
STABILITY
SULFONIC ACIDS
TAR
TEMPERATURE EFFECTS