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:
Oct. 13, 2015
Filed:
Mar. 16, 2012
Applicants:
Erling Kleppa, Jørpeland, NO;
Kristian Harestad, Randaberg, NO;
Inventors:
Erling Kleppa, Jørpeland, NO;
Kristian Harestad, Randaberg, NO;
Assignee:
Perigon Handel AS, Randaberg, NO;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/14 (2006.01); E21B 28/00 (2006.01); E21B 33/13 (2006.01);
U.S. Cl.
CPC ...
E21B 33/14 (2013.01); E21B 28/00 (2013.01); E21B 33/13 (2013.01);
Abstract
A wave-inducing device for cementing a casing in a borehole. The wave-inducing device is designed for arrangement in the casing and includes a movable element which, when the wave-inducing device is arranged in the casing, is designed to be moved by cement and/or another fluid flowing through the casing so that wave motions and/or vibrations are provided in the cement during the cementing of the casing.