Delivery system for oil-soluble well treatment agents and methods of using the same
US11254861B2 · kind B2 · utility
1Cited by
78References
20Claims
0Family size
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Key dates
| Filing date | Jul 13, 2017 |
| Grant date | Feb 22, 2022 |
| Priority date | — |
| Expiry date | Jul 13, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2208/32
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A system for slowly releasing an oil-soluble well treatment agent into a well or a subterranean formation includes a composite of the oil-soluble well treatment agent associated with a second component. The amount of the oil-soluble well treatment agent in the composite is from 20 to 35 weight percent and the average particle size of the oil-soluble well treatment agent in the composite is less than or equal to 1 micrometer. The composite may further contain a water-soluble well treatment agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.