Drill cuttings conveyance systems
US9334699B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 22, 2015 |
| Grant date | May 10, 2016 |
| Priority date | — |
| Expiry date | Jan 22, 2035 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B21/066
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A drill cuttings conveyance system includes a collection tank that includes a screw conveyor and a chamber operable to accommodate drill cuttings, the screw conveyer extending along a longitudinal axis of the collection tank from a first end of the chamber to a second end of the chamber; a port disposed at the second end of the chamber of the collection tank, the port including a channel operable to direct the drill cuttings from the chamber of the collection tank; a pump including an inlet connected to the port and operable to receive drill cuttings from the port, an outlet, and a pumping mechanism operable to direct the drill cuttings through the outlet of the pump; and a drag chain conveyor in communication with the chamber of the collection tank via an auxiliary opening, the drag chain conveyor being operable to remove drill cuttings from the collection tank.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.