US2016068774A1PendingUtilityA1
Method for making diesel with low polyaromatic content
Est. expiryMay 14, 2030(~3.8 yrs left)· nominal 20-yr term from priority
Inventors:Stuart S. Shih
C10G 45/58C10L 1/08C10L 2270/026Y02P30/20C10G 2300/1037C10G 2300/202C10G 2400/04C10G 2300/1018C10G 45/64C10G 2300/1014C10G 45/62C10G 2300/304
53
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Claims
Abstract
Distillate feeds are hydroprocessed to produce a product having a low content of polyaromatic hydrocarbons (PAHs). The hydroprocessing includes dewaxing and aromatic saturation of the feed. The temperature of the aromatic saturation process can be controlled to make a distillate product having a desired aromatic content, such as less the 0.02 wt % of polyaromatic hydrocarbons having three or more aromatic rings.
Claims
exact text as granted — not AI-modified1 - 20 . (canceled)
21 . A distillate fuel having a polyaromatic hydrocarbon with three or more aromatic rings content of about 0.02 wt % or less.
22 . The distillate fuel of claim 21 , wherein the polyaromatic hydrocarbon with three or more aromatic rings content of the fuel is about 0.015 wt % or less.
23 . The distillate fuel of claim 22 , wherein the polyaromatic hydrocarbon with three or more aromatic rings content of the fuel is about 0.01 wt % or less.
24 . The distillate fuel of claim 21 , wherein the distillate fuel has an aromatic content of about 4 wt % or less.
25 . The distillate fuel of claim 24 , wherein the aromatic content of the fuel is about 3 wt % or less.
26 . The distillate fuel of claim 25 , wherein the aromatic content of the fuel is about 2 wt % or less.
27 . The distillate fuel of claim 21 , wherein the distillate fuel is a diesel fuel.Cited by (0)
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