Elastomer compounds for use within a borehole
US12428546B2 · kind B2 · utility
0Cited by
11References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 28, 2020 |
| Grant date | Sep 30, 2025 |
| Priority date | — |
| Expiry date | Mar 21, 2042 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B2200/06
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A downhole tool including a downhole motor. The downhole motor may include a housing, a stator positioned within the housing, and a rotor positioned within the stator. The stator may include an elastomer compound that may include at least one of NBR or HNBR, process aids, and at least one of zinc oxide or graphite.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.