ALEXANDRIA, Va., July 15 -- United States Patent no. 12,662,894, issued on June 23, was assigned to Cameron International Corp. (Houston). "System and methods for well head installation" was invented... Read More
ALEXANDRIA, Va., July 15 -- United States Patent no. 12,662,895, issued on June 23, was assigned to SRI ENERGY INC. (Sugar Land, Texas). "Annular blow out preventer" was invented by Alagarsamy Sundar... Read More
ALEXANDRIA, Va., July 15 -- United States Patent no. 12,662,896, issued on June 23, was assigned to Halliburton Energy Services Inc. (Houston). "Reinforced swell packer for wellbores" was invented by... Read More
ALEXANDRIA, Va., July 15 -- United States Patent no. 12,662,897, issued on June 23, was assigned to Saudi Arabian Oil Co. (Dhahran, Saudi Arabia). "Casing annulus clean out and repair" was invented b... Read More
ALEXANDRIA, Va., July 15 -- United States Patent no. 12,662,898, issued on June 23, was assigned to Halliburton Energy Services Inc. (Houston). "Lateral liner including a valved wiper plug assembly" ... Read More
ALEXANDRIA, Va., July 15 -- United States Patent no. 12,662,899, issued on June 23, was assigned to Halliburton Energy Services Inc. (Houston). "Fluid flow control system employing a flow restrictor ... Read More
ALEXANDRIA, Va., July 15 -- United States Patent no. 12,662,900, issued on June 23, was assigned to Halliburton Energy Services Inc. (Houston). "Subsurface safety valve including an electropermanent ... Read More
ALEXANDRIA, Va., July 15 -- United States Patent no. 12,662,901, issued on June 23, was assigned to Halliburton Energy Services Inc. (Houston). "Downhole tool including a frequency filter based switc... Read More
ALEXANDRIA, Va., July 15 -- United States Patent no. 12,662,902, issued on June 23, was assigned to Schlumberger Technology Corp. (Sugar Land, Texas). "Differential back pressure valve for carbon cap... Read More
ALEXANDRIA, Va., July 15 -- United States Patent no. 12,662,903, issued on June 23, was assigned to SEVEE & MAHER ENGINEERS INC. (Cumberland, Maine). "Assessing and remediating well clogging from pre... Read More