Process for preparing an internal olefin sulfonate
US-9221750-B2 · Dec 29, 2015 · US
Method and composition for enhanced hydrocarbons recovery
US9102862B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9102862-B2 |
| Application number | US-86624609-A |
| Country | US |
| Kind code | B2 |
| Filing date | Feb 6, 2009 |
| Priority date | Feb 7, 2008 |
| Publication date | Aug 11, 2015 |
| Grant date | Aug 11, 2015 |
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Abstract
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A method of treating a hydrocarbon containing formation, comprising (a) providing a composition to at least a portion of the hydrocarbon containing formation, wherein the composition comprises a glycerol sulfonate of a propoxylated primary alcohol having a branched aliphatic group with an average carbon number from 10 to 24 and having an average number of branches per aliphatic group of from 0.7 to 2.5 and having at least 0.5 moles of propylene oxide per mole of primary alcohol; and (b) allowing the composition to interact with hydrocarbons in the hydrocarbon containing formation.
First claim
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What is claimed is: 1. A method of treating a hydrocarbon containing formation, comprising: (a) providing a composition to at least a portion of the hydrocarbon containing formation, wherein the composition comprises a glycerol sulfonate of a propoxylated primary alcohol having a branched aliphatic group with an average carbon number from 10 to 24 and having an average number of branches per aliphatic group of from 0.7 to 2.5 and having at least 0.5 moles of propylene oxide per mo…
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- C09K8/584Primary
Chemistry & Metallurgy · mapped topic
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- What does patent US9102862B2 cover?
- A method of treating a hydrocarbon containing formation, comprising (a) providing a composition to at least a portion of the hydrocarbon containing formation, wherein the composition comprises a glycerol sulfonate of a propoxylated primary alcohol having a branched aliphatic group with an average carbon number from 10 to 24 and having an average number of branches per aliphatic group of from 0.…
- Who is the assignee on this patent?
- Raney Kirk Herbert, Semple Thomas Carl, Shell Oil Co
- What technology area does this patent fall under?
- Primary CPC classification C09K8/584. Mapped technology areas include Chemistry & Metallurgy.
- When was this patent published?
- Publication date Tue Aug 11 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).