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:
Nov. 23, 2021

Filed:

Feb. 10, 2020
Applicant:

Baker Hughes Oilfield Operations Llc, Houston, TX (US);

Inventors:

Weidong Liu, The Woodlands, TX (US);

Raphael Rogman, Houston, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 47/16 (2006.01);
U.S. Cl.
CPC ...
E21B 47/16 (2013.01);
Abstract

An acoustic isolation device includes a sleeve having a length, central axis along the length, a first end and a second end and an interior between the first end and second end, the cylindrical sleeve further comprising at least one resiliently deformable section between the first end and the second end along a least a portion of the length of the cylindrical sleeve allowing the cylindrical sleeve to be deflected, and a tab stop structure positioned along the length of the deformable section of the cylindrical sleeve and having at least one tab stop positioned in the sleeve, the cavity providing a gap around one or more sides of the at least one tab stop, wherein the at least one tab stop is movable within the cavity as the sleeve is deformed but restricts the sleeve from being deformed by more than a predetermined amount or estimated amount.


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