The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 28, 2006
Filed:
Dec. 14, 2000
Gerardus Hugo Polderman, Amsterdam, NL;
Paulus Henricus Joannes Verbeek, Rijswijk, NL;
Jelle Sipke Bouma, Amsterdam, NL;
Eric Johannes Puik, Amsterdam, NL;
Gerardus Hugo Polderman, Amsterdam, NL;
Paulus Henricus Joannes Verbeek, Rijswijk, NL;
Jelle Sipke Bouma, Amsterdam, NL;
Eric Johannes Puik, Amsterdam, NL;
Shell Oil Company, Houston, TX (US);
Abstract
System for producing de-watered oil from an underground formation to the surface, which system comprises a reception well having a substantially horizontal or inclined section for primary oil/water separation of the well fluid; a water discharge system having an upstream end that is capable of receiving during normal operation liquid from the lower region of the downstream part of the reception well; and a secondary underground oil/water separator having an upstream end that is capable of receiving during normal operation liquid from the upper region of the downstream part of the reception well, the secondary separator having an outlet for de-watered oil that is in fluid communication with the inlet of a production well and an outlet for a water-enriched component that is in fluid communication with the water discharge system.