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:
Jan. 23, 2018
Filed:
Mar. 24, 2015
Aker Solutions As, Lysaker, NO;
Kim W. Christensen, Hyggen, NO;
AKER SOLUTIONS AS, Lysaker, NO;
Abstract
A workover riser arrangement designed to allow installation/retrieval of a coiled tubing suspended Electrical Submersible Pumps (ESP) into live wells is described. The installation takes place by the use of a coiled tubing as a running string that extends through respective apparatuses in said workover riser arrangement and further down towards the well bottom. The workover riser apparatus comprises a first (upper) dual stripper apparatus through which said coiled tubing is to extend, a second (lower) dual stripper apparatus through which said coiled tubing is to extend, a surface BOP, if required, and a surface flow tree arranged between the first and second dual stripper apparatus, an EDP, LRP and an XMT arranged below the second dual stripper apparatus.