Ключевые слова:
Drilling (mineral extraction), Petroleum technology, Inspection, Petroleum extraction, Filtration, Hardness measurement, Water, Viscosity measurement, Density measurement, Chemical analysis and testing, Shear strength, pH measurement, Drill pipes, Physical property measurement, Electrical resistivity, Determination of content, Sampling methods, Alkalinity, Natural gas, Drilling fluid, Natural gas extraction, Calibration, Methylene blue, Field testing, Corrosion