9,068,443 |
United States |
PLUNGER LIFT APPARATUS |
9,109,424 |
United States |
GAS LIFT PLUNGER |
9,683,430 |
United States |
GAS-LIFT PLUNGER |
9,689,242 |
United States |
DART PLUNGER (CIP) |
9,790,772 |
United States |
PLUNGER LIFT APPARATUS (CON) |
9,932,805 |
United States |
PAD-TYPE PLUNGER |
10,260,322 |
United States |
LUBRICATOR AUTO-CATCH |
10,544,659 |
United States |
RECYCLE LOOP FOR A GAS LIFT PLUNGER |
10,544,660 |
United States |
RECYCLE LOOP FOR A GAS LIFT PLUNGER |
10,612,341 |
United States |
BYPASS ASSEMBLY FOR PRODUCTION PACKER |
11,199,081 |
United States |
GAS-LIFT SYSTEM WITH PAIRED CONTROLLERS |
11,448,048 |
United States |
(CON) RECYCLE LOOP FOR A GAS LIFT PLUNGER |
D767,737 |
United States |
GAS LIFT PLUNGER WITH CURVED, UNDERCUT GROOVES |
11,584,678 |
United States |
METHODS OF PRODUCTION OF OIL AND GAS SERVICE PLUGS |
11,549,603 |
United States |
CHECK VALVE ASSEMBLY |
11,448,048 |
United States |
RECYCLE LOOP FOR A GAS LIFT PLUNGER |
11,613,740 |
United States |
PLUG FOR OIL FIELD SERVICE WORK AND METHOD OF PRODUCTION |
11,746,619 |
United States |
TRAVELING RELIEF VALVE |
11,795,794 |
United States |
GAS-LIFT SYSTEM WITH PAIRED CONTROLLERS |
11,851,980 |
United States |
ANNULAR FLOW LUBRICATOR METHOD AND APPARATUS |
2,963,642 |
Canada |
GAS LIFT PLUNGER |
11,946,323 |
United States |
QUICK CONNECTION HYDRAULIC FRACTURING PLUG |
10,436,765 |
United States |
SYSTEM, APPARATUS, AND METHODS FOR IDENTIFYING SPECIES IN POTENTIALLY TIME-VARYING MIXTURES OF FLUIDS |
12,104,454 |
United States |
FLOW RESTRICTOR METHOD AND APPARATUS |
12,091,939 |
United States |
DART AND CLUTCH ASSEMBLY |
12,091,933 |
United States |
ANNULAR FLOW LUBRICATOR METHOD AND APPARATUS |
12,152,460 |
United States |
SAFETY BARRIER CONDULET FOR WELLHEAD INSTALLATION |
12,163,393 |
United States |
MULTI-FUNCTION MANDREL SYSTEM |
10,000,983 |
United States |
FLOW BACK JET PUMP |
11,078,778 |
United States |
METHOD AND APPARATUS FOR ZONE TESTING A WELL |
11,613,987 |
United States |
METHOD AND APPARATUS FOR ZONE TESTING A WELL |
12,116,874 |
United States |
METHOD FOR NEUTRALIZING HYDROGEN SULFIDE IN A WELLBORE WITH A VENTURI JET PUMP AND OXIDANTS |
12,180,811 |
United States |
LUBRICATOR WITH ORIFICE |
12,221,850 |
United States |
ANNULAR FLOW LUBRICATOR METHOD AND APPARATUS |
12,233,591 |
United States |
APPARATUS FOR SLIP AND WEDGE SYSTEMS |
|
United States |
PLUG WITH SHUTTLE VALVE |
|
United States |
ELECTRONIC AUTO-CATCHER |