dry distillation


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dry dis·til·la·tion

submission of an organic substance to heat in a closed vessel so that oxygen is absent and combustion prevented with the objective of effecting its decomposition with release of volatile constituents and the formation of new substances.

dry distillation

Distillation of solids without added liquids.
See also: distillation
References in periodicals archive ?
Char and dry distillation gas burn in circulating fluidized bed [22].
Gray-King low-temperature dry distillation of 273 samples was conducted in the Xinjiang Coal Science Research Institute, following the Chinese National Standard methods GB/T 1341-2007.
Oil extraction techniques can be classified as the underground dry distillation and overground dry distillation.