Blending fuels

US8968427B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-8968427-B2
Application numberUS-201113334190-A
CountryUS
Kind codeB2
Filing dateDec 22, 2011
Priority dateDec 24, 2010
Publication dateMar 3, 2015
Grant dateMar 3, 2015

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  2. Abstract

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  5. First independent claim

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Abstract

Official abstract text for this publication.

An additive composition for blending with fuel, the additive composition at least 3% w/w of a viscosity index (VI) improving polymer; and a solvent mixture including in the range of from 10 to 85% v/v of a middle distillate gas oil and at least 15% v/v of one or more components selected from aromatic hydrocarbons and oxygenates.

First claim

Opening claim text (preview).

What is claimed is: 1. An additive composition for blending with fuel, the additive composition comprising at least 3% w/w of a viscosity index (VI) improving polymer; and a solvent mixture comprising in the range of from 10 to 85% v/v of a middle distillate gas oil and at least 15% v/v of at least one component selected from aromatic hydrocarbons and oxygenates. 2. The additive composition of claim 1 wherein the solvent mixture comprises an aromatic hydrocarb…

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What does patent US8968427B2 cover?
An additive composition for blending with fuel, the additive composition at least 3% w/w of a viscosity index (VI) improving polymer; and a solvent mixture including in the range of from 10 to 85% v/v of a middle distillate gas oil and at least 15% v/v of one or more components selected from aromatic hydrocarbons and oxygenates.
Who is the assignee on this patent?
Eggenstein Matthias, Brunner Andreas Hugo, Shell Oil Co
What technology area does this patent fall under?
Primary CPC classification C10L1/026. Mapped technology areas include Chemistry & Metallurgy.
When was this patent published?
Publication date Tue Mar 03 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).