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US 11,578,234 B2Granted
Process and apparatus for treating tall oil
AssigneeNeste Oyj
InventorsVille Nevanlinna, Kim Vikman, Jan Wahlström
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Abstract
The present disclosure relates to a process for treating a feedstock containing tall oil, the process including separation of a light stream from the feedstock, followed by removal of a heavy fraction from the feedstock, in which process the separation of the light stream from the feedstock a fractionator is used and at least one product is collected from the light stream. The disclosure also relates to an apparatus for use in the process and use of a fractionator in dehydration of a feedstock containing tall oil.
Claims21
A process for treating a feedstock containing tall oil, the process comprising:
- separating a light stream from the feedstock, wherein in the separating of the light stream from the feedstock a fractionator is used, the fractionator having one or more reboiler(s) and an arrangement for condensing vapour to obtain a distillate and a reflux liquid, the distillate containing turpentine and water;
- after the separating of the light stream from the feedstock,
- removing a heavy fraction from the feedstock, and
- separating the turpentine from the distillate to obtain a turpentine product, wherein the turpentine product contains turpentine in a concentration of over 75%.
1 more element
Dependencies are inferred from the claim text.