Direct Emulsions and Methods of Use
US-2018298706-A1 · Oct 18, 2018 · US
Phosphate based blend for drilling and completion fluid
US9090807B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9090807-B2 |
| Application number | US-97193510-A |
| Country | US |
| Kind code | B2 |
| Filing date | Dec 17, 2010 |
| Priority date | Dec 17, 2010 |
| Publication date | Jul 28, 2015 |
| Grant date | Jul 28, 2015 |
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Abstract
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A drill-in and completion fluid for drilling through a producing zone in a subterranean formation or for completing a wellbore in a subterranean formation. The fluid comprises a blend of a phosphate brine and water.
First claim
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What is claimed is: 1. A drill-in and completion fluid comprising water and a potassium phosphate based brine, wherein the volume ratio of brine to water of the fluid is from about 25:75 to about 75:25, the NTU of the fluid is less than about 20, and the fluid has a density in the range of from about 10 lb/gal to about 20 lb/gal, and wherein the potassium phosphate based brine consists essentially of potassium phosphate and water. 2. The drill-in and completion…
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Chemistry & Metallurgy · mapped topic
Chemistry & Metallurgy · mapped topic
- C09K8/05Primary
Chemistry & Metallurgy · mapped topic
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- What does patent US9090807B2 cover?
- A drill-in and completion fluid for drilling through a producing zone in a subterranean formation or for completing a wellbore in a subterranean formation. The fluid comprises a blend of a phosphate brine and water.
- Who is the assignee on this patent?
- Collins Natalia, Thaemlitz Carl, Halliburton Energy Services Inc
- What technology area does this patent fall under?
- Primary CPC classification C09K8/05. Mapped technology areas include Chemistry & Metallurgy.
- When was this patent published?
- Publication date Tue Jul 28 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).