Deasphalter

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A unit in a crude oil refinery or bitumen upgrader that separates out the asphalt from crude oil or bitumen.

    "The underflow from the hydroclones goes to a novel, countercurrent, solvent deasphalter. ln the deasphalter the more polar asphaltenes form a second liquid phase which effectively agglomerates the solids in the oil feed."

Example

More examples

"The underflow from the hydroclones goes to a novel, countercurrent, solvent deasphalter. ln the deasphalter the more polar asphaltenes form a second liquid phase which effectively agglomerates the solids in the oil feed."

Etymology

From de- + asphalt + -er.

Related phrases

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.