Petroleum benzine is available in the different boiling range
, which allows end users to choose suitable petroleum benzine as per need.
In many works, simple batch distillation has been used to fractionate shale oils to narrow boiling range
fractions and it has been attempted to calculate average boiling points of fractions as arithmetic averages of the initial and final temperatures of the thermometer during fraction collection [12, 13].
Desulfurization proceeds due to crude oil properties mainly high boiling range
, high fluidity, high sulfur content and nat ure of sulfur content.
A refining process using controlled heat and pressure with catalysts to rearrange certain hydrocarbon molecules, thereby converting paraffinic and naphthenic type hydrocarbons (e.g., low-octane gasoline boiling range
fractions) into petrochemical feedstocks and higher octane stocks suitable for blending into finished gasoline.
Additional improvements in other qualities like distillation boiling range
, flow properties, the cetane number and aromatics content were brought from new facilities.
The fuel cocktail has a similar boiling range
to conventional biodiesel, but is thinner; it becomes waxy at a lower temperature.
While the petroleum-based oils are multi-component hydrocarbon mixtures of the specific boiling range
, natural oils are notably simpler group of substances with similar chemical composition and high boiling nature.
RAFKA GmbH has been granted a patent for an adhesive varnish, adapted to retain powdered pigments, that contains colophony and pre-treated linseed oil in a solvent system including primarily naphtha (of the boiling range
of about 80[degrees]C through about 160[degrees]C) and technical ethanol.
Products custom tailored by removing the lower boiling range
molecules, thereby making them less volatile.