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.

Date of Patent:
Apr. 11, 2023

Filed:

Jul. 17, 2020
Applicants:

Gunnar Tackmann, Niedersachsen, DE;

Tobias Kischkat, Celle, DE;

Thomas Kruspe, Wietzendorf, DE;

Peter Rottengatter, Celle, DE;

Inventors:

Gunnar Tackmann, Niedersachsen, DE;

Tobias Kischkat, Celle, DE;

Thomas Kruspe, Wietzendorf, DE;

Peter Rottengatter, Celle, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 47/0228 (2012.01); E21B 47/0236 (2012.01);
U.S. Cl.
CPC ...
E21B 47/0228 (2020.05); E21B 47/0236 (2020.05);
Abstract

A method of estimating a directional parameter of a downhole component includes deploying a borehole string in a borehole, the borehole string including the downhole component, the downhole component being rotatable, the downhole component including a gyroscope device and a magnetometer device. The method also includes collecting gyroscope measurement data from the gyroscope device and magnetic field measurement data from the magnetometer device during rotation of the downhole component, and estimating, by a processor, the directional parameter of the downhole component, where the estimating includes correcting the gyroscope measurement data based on the magnetic field measurement data.


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