Industrial lubricants

Industrial lubricants

Industry: Industrial machinery

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Industrial lubricants

Adsorptive filtration

Industrial machinery; Industrial lubricants

The attraction to, and retention of particles in, a philtre medium by electrostatic forces, or by molecular attraction between the particles and the medium.

Adhesion of the molecules of gases, liquids, or dissolved substances to a solid surface, resulting in relatively high concentration of the molecules at the place of contact; e.g. The plating out of ...

Acid

Industrial machinery; Industrial lubricants

In a restricted sense, any substance containing hydrogen in combination with a nonmetal or nonmetallic radical and capable of producing hydrogen ions in solution.

Activated alumina

Industrial machinery; Industrial lubricants

A highly porous material produced from dehydroxylated aluminium hydroxide. Is used as a desiccant and as a filtering medium.

Acidity

Industrial machinery; Industrial lubricants

In lubricants, acidity denotes the presence of acid-type constituents whose concentration is usually defined in terms of total acid number. The constituents vary in nature and may or may not markedly ...

Acid sludge

Industrial machinery; Industrial lubricants

The residue left after treating petroleum oil with sulfuric acid for the removal of impurities. It is a black, viscous substance containing the spent acid and impurities.

Acid treating

Industrial machinery; Industrial lubricants

A refining process in which unfinished petroleum products, such as gasoline, kerosene, and lubricating oil stocks, are contacted with sulfuric acid to improve their color, odor, and other properties.