Process for preparing Tier 3 reference fuel
US9752087B1 · kind B1 · utility
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3Claims
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Key dates
| Filing date | Feb 19, 2016 |
| Grant date | Sep 5, 2017 |
| Priority date | — |
| Expiry date | Feb 19, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10L2290/60
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A process for preparing an E10 test fuel in accordance with 40 CFR 1065.710(b) includes steps of combining an aromatic pre-blend having an aromatic distribution in accordance with 40 CFR 1065.710(b), or a combination of aromatic blendstocks that if combined into a mixture would have an aromatic distribution in accordance with 40 CFR 1065.710(b), with at least one paraffinic refining blendstock, and optionally adding ethanol, butane, olefin-containing blendstocks, sulfur compounds or sulfur-containing blendstocks as needed to meet the requirements of 40 CFR 1065.710(b).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.