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. 09, 2018
Filed:
Apr. 24, 2014
Applicant:
Vetco Gray Controls Limited, Bristol, GB;
Inventors:
Anthony Jason Vangasse, Bristol, GB;
Gareth Huw Lewis, Bristol, GB;
Assignee:
GE OIL & GAS UK LIMITED, Bristol, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 37/06 (2006.01); E21B 33/038 (2006.01); E21B 41/00 (2006.01);
U.S. Cl.
CPC ...
E21B 37/06 (2013.01); E21B 33/038 (2013.01); E21B 41/0007 (2013.01);
Abstract
A method of applying acid-wash to a subsea connection assembly, in particular a stabplate connection, in order to remove unwanted material such as marine growth and calcareous deposits. The method consists of inserting a plug, containing channels, into a central in a stabplate connection and injecting acid-wash through the plug. The plug may be carried by an operating tool arm of a remotely operated underwater vehicle (ROV).