The ability of a non-water-soluble fluid to form an emulsion with water.

The assimilation of one material into another; in petroleum refining, the use of an absorptive liquid to selectively remove components from a process stream.

A valve whose primary function is to direct or prevent flow through selected passages.

The temperature at which wax or solids separate in an oil

An instrument that detects and counts particles found in a fluid such as oil.

A form of extremely localized attack characterized by holes in the metal. Pitting is one of the most destructive and insidious forms of corrosion. Depending on the environment and the material, a pit [..]

Engineering science pertaining to gaseous pressure and flow.

Insoluble material formed as a result either of deterioration reactions in an oil or of contamination of an oil, or both.

A coarse filter element (pore size over approximately 40 ¦m)

A condition of lubrication in which the film thickness of the lubricant is such that the friction between the surfaces is determined by the properties of the surfaces as well as by the viscosity of th [..]