hydrotreating

hydrotreating

[¦hī·drō¦trēd·iŋ]
(chemical engineering)
Oil refinery catalytic process in which hydrogen is contacted with petroleum intermediate or product streams to remove impurities, such as oxygen, sulfur, nitrogen, or unsaturated hydrocarbons.
References in periodicals archive ?
These units include naphta hydrotreating, vacuum gas oil hydrotreating, amine regeneration unit, catalytic reforming unit and catalytic cracking unit.
The "Refinery Catalysts Market Size, Share & Trends Analysis Report By Material (Zeolites, Chemical Compounds), By Application (FCC, Hydrocracking, Catalytic Hydrotreating), By Region, And Segment Forecasts, 2019 - 2025" report has been added to ResearchAndMarkets.com's offering.
The method entails providing a first feed stream comprised of kerosene and/or another source(s) of hydrocarbons; pre-fractionating the first feed stream to produce a first heart cut paraffin stream comprising paraffins in a heart cut range, wherein the first heart cut paraffin stream comprises C9-C19 hydrocarbons; combining the first heart cut paraffin stream with a second feed stream comprised of waste plastic feedstock to form a combined stream; hydrotreating the combined stream; and fractionating the hydrotreated stream to remove paraffins that are heavier and/or lighter than the heart cut range to form a second heart cut paraffin stream.
It will include a crude distillation unit, single-train residual fluid catalytic cracking unit, diesel hydrotreating unit, continuous catalyst regeneration unit, alkylation unit, and a polypropylene unit.
These include the Amreya Petroleum Refining Company, which has been using Honeywell UOP's crude distillation, naphtha hydrotreating and detergents units, as well as platforming and sulfolane units.
The presence of heavier crude oils in refineries has increased the use of new supports and active phases as hydrotreating catalysts in order to satisfy environmental regulations [1, 2].
Nytex 846 is produced using state-of-the-art hydrotreating technology, and its polarity is designed to ensure it performs well in conjunction with a wide range of polymers, including natural rubber (function-alized, solution and emulsion), SBR, polybutadiene rubber and halobutyl rubber, as well as EPDM, making it a versatile and reliable product in all application areas, according to the company.
In this research work, we aim to compare the characteristics and hydrotreating reactivities of shale oils obtained from oil shale samples from Mongolian Khoot, Tesegtiin honhor, Uvurjargalant and Zuun bulag deposits.
CPC spokeswoman Bi Su-chien told CNA that the diesel hydrotreating unit was undergoing annual maintenance yesterday and had just been reactivated.
Conventional hydrotreating involves the removal of heteroatoms, such as sulfur and nitrogen.
Honeywell UOP also will provide Unicracking and hydrotreating units for the creation of clean distillate, as well as CCR Platforming, Penex, MinAlk, Merox, and Selectfining units for the production of clean-burning, high-octane motor fuels, and a Polybed PSA unit for the purification of hydrogen.