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:
Jun. 20, 2023
Filed:
Feb. 13, 2019
Interwell Norway As, Hafrsfjord, NO;
Espen Hiorth, Trondheim, NO;
Interwell Norway AS, Hafrsfjord, NO;
Abstract
Method for replacing a chemical injection valve connected to a well head via an injection line housing, where an end of an injection line is provided within the injection line housing, includes: connecting an injection line plugging tool to the chemical injection valve; providing threads in the end of the injection line by means of the injection line plugging tool; connecting an injection line plug to the threads of the injection line by the injection line plugging tool; disconnecting the chemical injection valve from the injection line housing; connecting a further chemical injection valve to the injection line housing; connecting the injection line plugging tool to the further chemical injection valve; removing the injection line plug from the end of the injection line by the injection line plugging tool; disconnecting the injection line plugging tool from the further chemical injection valve.