ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,602, issued on Sept. 8, was assigned to Weatherford Technology Holdings LLC (Houston). "Hydrostatically insensitive valve assembly" was inv... और पढ़ें
ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,603, issued on Sept. 8, was assigned to Welleng Science and Technology Ltd (Banchory, Great Britain). "Hydraulic lock apparatus" was invent... और पढ़ें
ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,604, issued on Sept. 8, was assigned to SENTRY FRAC SERVICES LLC (The Woodlands, Texas). "Apparatus, system, and process for remote well co... और पढ़ें
ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,605, issued on Sept. 8, was assigned to SAUDI ARABIAN OIL COMPANY (Dhahran, Saudi Arabia). "Device and use thereof within an interval contr... और पढ़ें
ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,606, issued on Sept. 8, was assigned to SAUDI ARABIAN OIL COMPANY (Dhahran, Saudi Arabia). "Caprock integrity for geological CO 2 geoseques... और पढ़ें
ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,607, issued on Sept. 8, was assigned to PROTOSTAR GROUP LTD. (London). "Cement system for CO 2 injection and sequestration in mafic/ultrama... और पढ़ें
ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,608, issued on Sept. 8, was assigned to Halliburton Energy Services Inc. (Houston). "Adjustable screen size using interchangeable shrouds" ... और पढ़ें
ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,609, issued on Sept. 8, was assigned to WILDCAT OIL TOOLS LLC (Midland, Texas). "Perforator tool" was invented by Jaime Espinoza (Floresvil... और पढ़ें
ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,610, issued on Sept. 8, was assigned to Halliburton Energy Services Inc. (Houston). "Flow control devices for brine production from wellbor... और पढ़ें
ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,611, issued on Sept. 8, was assigned to Saudi Arabian Oil Co. (Dhahran, Saudi Arabia). "System and method for flow-line circulation" was in... और पढ़ें