Wellbore composition
US11162021B2 · kind B2 · utility
0Cited by
5References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 19, 2018 |
| Grant date | Nov 2, 2021 |
| Priority date | — |
| Expiry date | Feb 7, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2208/32
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The embodiments described herein generally relate to methods and chemical compositions for use with wellbore treatment processes. In one embodiment, a composition is provided comprising a mineral acid and a retardation agent selected from the group of an amine containing compound, an amide containing compound, lignosulfonate, and combinations thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.