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. 04, 2022
Filed:
Jun. 06, 2018
Applicant:
Vulcan Completion Products Uk Limited, Aberdeenshire, GB;
Inventors:
Ian Kirk, Aberdeenshire, GB;
Nathan Kirk, Aberdeenshire, GB;
Assignee:
VULCAN COMPLETION PRODUCTS UK LIMITED, Aberdeen, GB;
Primary Examiner:
Int. Cl.
CPC ...
E21B 17/10 (2006.01);
U.S. Cl.
CPC ...
E21B 17/1028 (2013.01); E21B 17/1078 (2013.01);
Abstract
A centraliser includes a number of members extending between two collars for mounting the centraliser on a casing. The members are configured to contact a wall of the bore and centraliser the casing in the bore. The members are radially moveable between the casing and the bore wall. The members further include an intermediate portion and end portions, the end portions being relatively more flexible than the intermediate portion.