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:
May. 03, 2016
Filed:
Nov. 23, 2011
Applicants:
Jorgen Hallundbæk, Græsted, DK;
Jesper Oluf Larsen, Vallensbæk Strand, DK;
Inventors:
Jorgen Hallundbæk, Græsted, DK;
Jesper Oluf Larsen, Vallensbæk Strand, DK;
Assignee:
WELLTEC A/S, Allerød, DK;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 47/12 (2012.01); E21B 23/00 (2006.01); E21B 41/00 (2006.01);
U.S. Cl.
CPC ...
E21B 23/00 (2013.01); E21B 41/0085 (2013.01); E21B 2023/008 (2013.01);
Abstract
The present invention relates to a wireless downhole unit () adapted to be lowered into a well () in a casing () having an inner wall () and an inner diameter (Dc). The wireless downhole unit comprises an electrical motor (), a pump (), and driving means () for allowing movement of the wireless downhole unit within the casing, and at least one battery pack (). The present invention further relates to a downhole system.