ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,085, issued on July 21, was assigned to Schlumberger Technology Corp. (Sugar Land, Texas). "Downhole ball release device" was invented by M... और पढ़ें
ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,086, issued on July 21, was assigned to Schlumberger Technology Corp. (Sugar Land, Texas). "Electric completion system and methodology" was... और पढ़ें
ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,087, issued on July 21, was assigned to Halliburton Energy Services Inc. (Houston). "Sensing a DC power parameter of an electromagnetic ass... और पढ़ें
ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,088, issued on July 21, was assigned to FORUM US INC. (Houston). "Retrievable free fall opening device assembly for cementing a wellbore an... और पढ़ें
ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,089, issued on July 21, was assigned to TURBO DRILL INDUSTRIES INC. (Conroe, Texas). "Downhole tool safety catch" was invented by Chad Fedd... और पढ़ें
ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,090, issued on July 21, was assigned to Halliburton Energy Services Inc. (Houston). "Multilateral junction including an expandable sealing ... और पढ़ें
ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,091, issued on July 21, was assigned to Silverwell Technology Ltd. (Girton, Great Britain). "Contingency for surface controlled gas lift va... और पढ़ें
ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,092, issued on July 21, was assigned to TRC SERVICES INC. (The Woodlands, Texas). "Gas lift valve remanufacturing process and apparatus pro... और पढ़ें
ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,093, issued on July 21, was assigned to Schlumberger Technology Corp. (Sugar Land, Texas). "Low-cost downhole gas lift system for non-gas l... और पढ़ें
ALEXANDRIA, Va., July 21 -- United States Patent no. 12,687,094, issued on July 21, was assigned to Halliburton Energy Services Inc. (Houston). "Fracture event detection" was invented by Ubong Akpan ... और पढ़ें