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US 2009/0288982 A1Published application
Process for producing low sulfur and high cetane number petroleum fuel
AssigneeOil Tech SARL
InventorHassan Agha
Life of this patent
Estimating the term…
Abstract
The present invention relates to a process for reducing sulfur content in petroleum fuel, such as diesel fuel, and raising the Cetane Number to a value above 50.
Claims14
A process for producing low sulfur petroleum fuel, said process comprising the steps of
- a. providing a petroleum fuel having a predetermined sulfur content and a predetermined Cetane Number;
- b. adding an aqueous acid solution to said fuel;
- c. adding aluminum metal to said fuel;
- d. mixing the petroleum fuel, acid solution and aluminum metal;
- e. adding effective amounts of aqueous base to neutralize said acid;
- and
- f. allowing said petroleum fuel to separate from the aqueous solution.
4 more elements
A process for producing low sulfur petroleum fuel, said process comprising the steps of:
- a. providing a petroleum fuel having a sulfur content and a Cetane Number;
- b. adding an effective amounts of aqueous acid solution to said fuel;
- c. adding a metallic element to said fuel;
- d. mixing the petroleum fuel, acid solution and said metal;
- and
- e. adding effective amounts of aqueous base to neutralize said acid.
3 more elements
Dependencies are inferred from the claim text.