CA1286655C - Palier au diamant polycristallin a couche composite de transition - Google Patents
Palier au diamant polycristallin a couche composite de transitionInfo
- Publication number
- CA1286655C CA1286655C CA000537439A CA537439A CA1286655C CA 1286655 C CA1286655 C CA 1286655C CA 000537439 A CA000537439 A CA 000537439A CA 537439 A CA537439 A CA 537439A CA 1286655 C CA1286655 C CA 1286655C
- Authority
- CA
- Canada
- Prior art keywords
- bearing
- diamond
- transition layer
- layer
- polycrystalline diamond
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Landscapes
- Earth Drilling (AREA)
- Sliding-Contact Bearings (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/864,683 US4729440A (en) | 1984-04-16 | 1986-05-19 | Transistion layer polycrystalline diamond bearing |
| US864,683 | 1987-05-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1286655C true CA1286655C (fr) | 1991-07-23 |
Family
ID=25343829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000537439A Expired - Lifetime CA1286655C (fr) | 1986-05-19 | 1987-05-19 | Palier au diamant polycristallin a couche composite de transition |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1286655C (fr) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114222870A (zh) * | 2019-05-29 | 2022-03-22 | 派技术创新有限责任公司 | 多晶金刚石动力传动表面 |
| US11933356B1 (en) | 2020-11-09 | 2024-03-19 | Pi Tech Innovations Llc | Continuous diamond surface bearings for sliding engagement with metal surfaces |
| US11970339B2 (en) | 2018-07-30 | 2024-04-30 | Xr Reserve Llc | Roller ball assembly with superhard elements |
| US11994006B2 (en) | 2018-07-30 | 2024-05-28 | Xr Reserve Llc | Downhole drilling tool with a polycrystalline diamond bearing |
| US12006973B2 (en) | 2020-11-09 | 2024-06-11 | Pi Tech Innovations Llc | Diamond surface bearings for sliding engagement with metal surfaces |
| US12228177B2 (en) | 2020-05-29 | 2025-02-18 | Pi Tech Innovations Llc | Driveline with double conical bearing joints having polycrystalline diamond power transmission surfaces |
| US12326170B2 (en) | 2018-07-30 | 2025-06-10 | Xr Reserve Llc | Polycrystalline diamond radial bearing |
| US12492725B2 (en) | 2022-04-13 | 2025-12-09 | Pi Tech Innovations Llc | Polycrystalline diamond-on-metal bearings for use in cryogenic conditions |
-
1987
- 1987-05-19 CA CA000537439A patent/CA1286655C/fr not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11970339B2 (en) | 2018-07-30 | 2024-04-30 | Xr Reserve Llc | Roller ball assembly with superhard elements |
| US11994006B2 (en) | 2018-07-30 | 2024-05-28 | Xr Reserve Llc | Downhole drilling tool with a polycrystalline diamond bearing |
| US12281541B2 (en) | 2018-07-30 | 2025-04-22 | Xr Reserve, Llc | Downhole drilling tool with a polycrystalline diamond bearing |
| US12326170B2 (en) | 2018-07-30 | 2025-06-10 | Xr Reserve Llc | Polycrystalline diamond radial bearing |
| CN114222870A (zh) * | 2019-05-29 | 2022-03-22 | 派技术创新有限责任公司 | 多晶金刚石动力传动表面 |
| CN114222870B (zh) * | 2019-05-29 | 2024-11-08 | 派技术创新有限责任公司 | 多晶金刚石动力传动表面 |
| US12228177B2 (en) | 2020-05-29 | 2025-02-18 | Pi Tech Innovations Llc | Driveline with double conical bearing joints having polycrystalline diamond power transmission surfaces |
| US11933356B1 (en) | 2020-11-09 | 2024-03-19 | Pi Tech Innovations Llc | Continuous diamond surface bearings for sliding engagement with metal surfaces |
| US12006973B2 (en) | 2020-11-09 | 2024-06-11 | Pi Tech Innovations Llc | Diamond surface bearings for sliding engagement with metal surfaces |
| US12492725B2 (en) | 2022-04-13 | 2025-12-09 | Pi Tech Innovations Llc | Polycrystalline diamond-on-metal bearings for use in cryogenic conditions |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed |