Slingshot side saddle substructure
US10407938B2 · kind B2 · utility
3Cited by
126References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 11, 2018 |
| Grant date | Sep 10, 2019 |
| Priority date | — |
| Expiry date | May 11, 2038 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B21/063
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The drilling rig includes a first substructure and a second substructure. The second substructure is positioned generally parallel to and spaced apart from the first substructure and generally the same height as the first substructure. The drilling rig further includes a drill floor coupled to the first and second substructures, where the drill floor positioned substantially at the top of the first and second substructures.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.