Patent · US Active

Dewatering system

US8506821B2 · kind B2 · utility

4Cited by
6References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 12, 2009
Grant dateAug 13, 2013
Priority date—
Expiry dateFeb 26, 2031

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D2221/04
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A system for processing drilling mud, the system including a primary separation tank having an inlet for receiving drilling waste and an outlet in fluid communication with a feed line, and an injection pump in fluid communication with a polymer tank and the feed line. The system also includes a clarifying tank in fluid communication with the feed line and a first collection tank, wherein effluent from the clarifying tank is discharged into the first collection tank, and a centrifuge in fluid communication with the clarifying tank and a second collection tank, wherein effluent from the centrifuge is discharged into the second collection tank.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.