7 APPARATUS, NAMELY A HYDRAULIC PUMPING SYSTEM, FOR USE IN THE CONSTRUCTION, MAINTENANCE AND REPAIR OF OIL AND GAS WELLS, AND FOR USE IN TRANSFERRING FLUID FROM DOWNHOLE TO THE SURFACE BY A HYDRAULICALLY POWERED JET PUMP
37 INSTALLATION AND REPAIR OF EQUIPMENT, NAMELY A HYDRAULIC PUMPING SYSTEM, FOR THE TRANSFERRING OF FLUID FROM DOWNHOLE TO THE SURFACE BY A HYDRAULICALLY POWERED JET PUMP FOR GAS AND OIL WELLS; RENTAL OF GAS AND OIL WELL EQUIPMENT FOR THE EXTRACTION OF GAS AND OIL FROM SUBTERRANEAN WELLS