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. 20, 2012
Filed:
Mar. 28, 2008
Applicants:
Magnar Tveiten, Sandnes, NO;
David Hutchinson, Kodal, NO;
Egil Josefsen, Tananger, NO;
Kristian Harestad, Randaberg, NO;
Inventors:
Magnar Tveiten, Sandnes, NO;
David Hutchinson, Kodal, NO;
Egil Josefsen, Tananger, NO;
Kristian Harestad, Randaberg, NO;
Assignee:
Petroleum Technology Company, Stavanger, NO;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A device for increasing the production flow in a production tubing, where the production tubing has at least one inlet or port for adding a fluid medium, adds the fluid medium through the at least one inlet or port at an angle α between 90 and 0 degrees with a longitudinal axis of the production tubing. The device further has elements that provide a rotation of the added fluid medium.