Non-stop circulation system for maintaining bottom hole pressure
US-11365594-B2 · Jun 21, 2022 · US
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Cremer Justin patents
Cremer Justin is listed as an inventor on 4 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Cremer Justin |
| Total patents | 4 |
| First publication | Feb 20, 2020 |
| Latest publication | Jun 21, 2022 |
Notable patents
Publications ranked by popularity score, then publication date.
Iron roughnecks for non-stop circulation system
US-11053755-B2 · Jul 6, 2021 · US
Non-Stop Circulation System for Maintaining Bottom Hole Pressure
US-2020056432-A1 · Feb 20, 2020 · US
Iron Roughnecks for Non-Stop Circulation System
US-2020056433-A1 · Feb 20, 2020 · US
Recent patents
Latest publications not already listed above.
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Schlumberger Technology Corp | 4 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E21B21/106 | 4 |
| E21B19/165 | 4 |
| E21B2200/06 | 2 |
| E21B21/085 | 2 |
| E21B19/161 | 2 |