ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,473,789, issued on Nov. 18, was assigned to SCHLUMBERGER TECHNOLOGY CORPORATION SUGAR (Sugar Land, Texas).
"Method and system for cutting hydraulic and/or electric lines in the annular space of a well" was invented by Janio Cleydisson Cornelio (Macae, Brazil), Carlos Eduardo Guedes (Sugar Land, Texas) and Elias Nevoeiro Haik (Houston).
According to the abstract* released by the U.S. Patent & Trademark Office: "Described herein are methods and apparatus for idling a hydrocarbon well. A downhole tool is described that includes a tubular support and an explosive charge disposed within the tubular support, the explosive charge comprising a casing having the form of a cylinder with a wedg...