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Oil & gas
Terms concerning oil and gas as a fossil fuel and natural resource.
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Oil & gas > Drilling 
drilling fluid
Oil & gas; Drilling
Any of a number of liquid and gaseous fluids and mixtures of fluids and solids (as solid suspensions, mixtures and emulsions of liquids, gases and solids) used in operations to ...
synthetic-base fluid
Oil & gas; Drilling
Any of a number of fluids (liquids) manufactured from starting products of known composition and purity. Popular fluid types include several olefin oligomers of ethylene. Esters ...
spacer fluid
Oil & gas; Drilling
Any liquid used to physically separate one special-purpose liquid from another. Special-purpose liquids are typically prone to contamination, so a spacer fluid compatible with ...
hydrolysis
Oil & gas; Drilling
Any chemical reaction with water (H 2 O), such as degradation of lignite by decarboxylation of humic acid (a major component of lignite), which is driven by hydrolysis at high pH ...
buffer solution
Oil & gas; Drilling
Any aqueous solution that contains a buffer mixture (weak acid or weak base and salt of the weak acid or base) to maintain constant or almost constant pH of the system.
Sub-categories
- corrosion inhibition (0)
- Downhole (49)
- Drilling (9514)
- Environmental management (93)
- Fuel handling (16)
- Horizontal directional drilling (7)
- Offshore oil exploration (2047)
- Oil (4406)
- Oil & gas instrumentation (856)
- Oilfield (22159)
- Pipeline related (90)