Oil and Gas Terms Beginning with “X”

X-radiography is a non-destructive core analysis technique in which a beam of X-rays is passed through a sediment or rock core and the attenuated radiation that emerges on the far side is recorded on photographic film… Read more →

What Is X-ray Diffraction? X-ray diffraction (XRD) is an analytical technique that directs monochromatic X-rays at a crystalline sample and measures the angles and intensities at which X-rays diffract from repeating… Read more →

X-ray fluorescence (XRF) is an elemental analysis technique that identifies and quantifies the chemical composition of geological samples — rock cuttings, core, sidewall core, and loose sediment — by irradiating the… Read more →

The X-signal (also called the quadrature signal or reactive signal) in induction well logging is the component of the received voltage signal in the induction tool receiver coil that is 90 degrees out of phase with the… Read more →

XC polymer, the industry designation for xanthan gum, is a high-molecular-weight biopolymer produced by the aerobic fermentation of simple sugars by the bacterium Xanthomonas campestris, and is widely used in… Read more →

Xylene in petroleum engineering is a mixture of three aromatic hydrocarbon isomers (ortho-xylene, meta-xylene, and para-xylene, collectively designated mixed xylenes or xylenes) that serves as a powerful organic solvent… Read more →