9 flowmeters; measuring, testing, and analysing sensors, apparatus, instruments and devices, namely, flowmeters and apparatus for measuring concentration, density, velocity, pressure and flow of gases, liquids, solids, and fluids; flow measuring apparatus, namely, flowmeters and apparatus for measuring concentration, density, velocity, pressure and flow of gases, liquids, solids, and fluids; instruments for measuring fluids, gases, liquids and solids, namely, flowmeters and apparatus for measuring concentration, density, velocity, pressure and flow of gases, liquids, solids, and fluids; fluid flow meters; gas flow meters; solids flow meters; flow meters for mixtures of fluids, gases, liquids and solids; oil and gas multiphase flow meters; apparatus for analysing gases, fluids, liquids and solids; apparatus for analysing multiphase flows; recorded databases in the field of oil and gas exploration, production and transportation; recorded data files featuring, oil, water and gas flow rates and operational daily reports; downloadable computer software for analyzing and processing data in the oil and gas industry; data storage media, namely, digital memory; data processing systems consisting of computer hardware; data processing programs, namely, downloadable computer software for analyzing data in the oil and gas industry; data processing apparatus; data processing software, namely, downloadable computer software for analyzing data in the oil and gas industry; readers being data processing equipment; electronic data processing apparatus; computer programmes for data processing, namely, recorded software for use in the oil and gas industry; data processing instruments consisting of computer hardware; apparatus for the processing of data, namely, computer hardware; meters, namely, flowmeters; instruments for analysing and processing images and photographs, namely, computer hardware; apparatus for data processing, namely, computer hardware; downloadable computer software for processing digital images; electrical and electronic apparatus for processing data, namely, computer hardware; surveying instruments, including for the oil and gas industry