• Thumbnail for Hydrodesulfurization
    catalysts and mechanisms. In an industrial hydrodesulfurization unit, such as in a refinery, the hydrodesulfurization reaction takes place in a fixed-bed reactor...
    20 KB (2,472 words) - 19:25, 17 January 2024
  • sulfur-containing compounds. The oil refining process commonly includes hydrodesulfurization which converts most of that sulfur into gaseous hydrogen sulfide...
    4 KB (353 words) - 12:43, 22 October 2023
  • which leads to acid rain. Processes used for desulfurization include hydrodesulfurization, the SNOX process and the wet sulfuric acid process (WSA process)...
    2 KB (164 words) - 14:44, 1 March 2024
  • diesel pass through the Hydrodesulfurization Chamber, the Cracking Unit, and mix with HDS Light Cycle Oil. The Hydrodesulfurization Chamber removes the majority...
    9 KB (1,064 words) - 03:09, 10 August 2023
  • cracking unit, two catalytic reforming units, one alkylation unit, hydrodesulfurization units, and two coker units. Joanne Knoch (May 26, 1967). "Union Oil...
    2 KB (137 words) - 00:26, 25 June 2023
  • produced. In the purification of petroleum products, the process of hydrodesulfurization is utilized. Thiols, such as thiophene, are reduced using H2 to produce...
    9 KB (1,254 words) - 10:39, 27 March 2024
  • Thumbnail for Petroleum product
    product for other oil refinery processes such as hydrocracking and hydrodesulfurization. Oil refineries will blend various feedstocks, mix appropriate additives...
    5 KB (614 words) - 02:49, 7 April 2023
  • Thumbnail for Oil refinery
    sulfur contaminant is transformed to hydrogen sulfide via catalytic hydrodesulfurization and removed from the product stream via amine gas treating. Using...
    103 KB (10,460 words) - 22:47, 12 April 2024
  • much of which often comes from a sulfur-removing process called hydrodesulfurization. This H2S-rich stripped gas stream is then usually routed into a...
    16 KB (2,019 words) - 09:01, 16 January 2024
  • Thumbnail for Catalyst support
    polypropylene; ethylene, polyethylene TiCl3 MgCl2 Desulfurization of petroleum (hydrodesulfurization) H2 + organosulfur compounds, RH + H2S Mo-Co alumina...
    9 KB (1,001 words) - 11:49, 27 November 2023
  • Thumbnail for Catalytic reforming
    naphtha feedstock to a catalytic reformer is always pre-processed in a hydrodesulfurization unit which removes both the sulfur and the nitrogen compounds. Most...
    35 KB (4,085 words) - 23:50, 25 January 2024
  • Thumbnail for Hydrogen sulfide
    are sometimes passivated with hydrogen sulfide. Catalysts used in hydrodesulfurization are routinely activated with hydrogen sulfide. Hydrogen sulfide was...
    75 KB (7,934 words) - 19:25, 14 May 2024
  • Thumbnail for N-Methyl-2-pyrrolidone
    acetylene. It is used to absorb hydrogen sulfide from sour gas and hydrodesulfurization facilities. Its good solvency properties have led to NMP's use to...
    8 KB (781 words) - 15:58, 25 January 2024
  • Thumbnail for Iridium disulfide
    dependent. Although not practical, IrS2 is a highly active catalyst for hydrodesulfurization. Munson, Ronald A. (February 1968). "The synthesis of iridium disulfide...
    4 KB (211 words) - 18:08, 11 May 2024
  • Thumbnail for Aluminium oxide
    catalyst support for many industrial catalysts, such as those used in hydrodesulfurization and some Ziegler–Natta polymerizations. Aluminium oxide is widely...
    31 KB (3,175 words) - 20:55, 25 April 2024
  • Thumbnail for White spirit
    exist. The type refers to whether the solvent has been subjected to hydrodesulfurization (removal of sulfur) alone (type 1), solvent extraction (type 2) or...
    16 KB (1,607 words) - 18:00, 23 February 2024
  • Thumbnail for Catalysis
    Murid (June 23, 2020). "Recent developments in alumina supported hydrodesulfurization catalysts for the production of sulfur-free refinery products: A...
    44 KB (5,012 words) - 11:06, 24 March 2024
  • Thumbnail for Cobalt
    Hydroformylation of alkenes often uses cobalt octacarbonyl as a catalyst. The hydrodesulfurization of petroleum uses a catalyst derived from cobalt and molybdenum....
    95 KB (10,309 words) - 04:50, 18 May 2024
  • Thumbnail for Hydrogen
    in the "upgrading" of fossil fuels. Key consumers of H2 include hydrodesulfurization, and hydrocracking. Many of these reactions can be classified as...
    122 KB (12,426 words) - 19:27, 13 May 2024
  • Thumbnail for Tetrakis(trimethylphosphine)tungsten(II) trimethylphospinate hydride
    Parkin, Gerard (February 24, 2011). "Carbon-Sulfur Bond Cleavage and Hydrodesulfurization of Thiophenes by Tungsten". Journal of the American Chemical Society...
    60 KB (5,991 words) - 16:55, 11 May 2024
  • Canadian distributor HTTP Dynamic Streaming Hardware-dependent software Hydrodesulfurization Hydrodynamic separator Croatian Composers' Society (Croatian: Hrvatsko...
    694 bytes (90 words) - 01:03, 10 December 2022
  • Thumbnail for Heterogeneous catalysis
    including some homogeneous examples Desulfurization of petroleum (hydrodesulfurization) H2 + R2S (idealized organosulfur impurity), RH + H2S Mo-Co on alumina...
    30 KB (3,239 words) - 17:48, 10 January 2024
  • 1–3%. The thiophenic content of oil and coal is removed via the hydrodesulfurization (HDS) process. In HDS, the liquid or gaseous feed is passed over...
    23 KB (2,258 words) - 11:33, 16 February 2024
  • Thumbnail for Hydride
    examples include hydrogenation, hydroformylation, hydrosilylation, hydrodesulfurization catalysts. Even certain enzymes, the hydrogenase, operate via hydride...
    21 KB (2,333 words) - 19:24, 30 April 2024
  • Thumbnail for Trickle-bed reactor
    processing plants. Typical examples are liquid-phase hydrogenation, hydrodesulfurization, and hydrodenitrogenation in refineries (three phase hydrotreater)...
    3 KB (299 words) - 12:21, 19 February 2022
  • product. UOP Naphtha Hydrogen Treatment (NHT, "Hydrotreatment" or "Hydrodesulfurization") Input: Naphtha from CDU with sulphur and nitrogen contaminations...
    62 KB (2,840 words) - 08:34, 7 May 2024
  • Thumbnail for Non-stoichiometric compound
    other kinds of atom-transfer reactions including hydrogenation and hydrodesulfurization catalysed by solid catalysts. These considerations also highlight...
    17 KB (1,474 words) - 23:01, 6 February 2024
  • Merox process is usually more economical than using a catalytic hydrodesulfurization process for much the same purpose. It is rarely (if ever) required...
    13 KB (1,723 words) - 18:05, 22 January 2024
  • Thumbnail for Sulfur
    undesirable impurities in petroleum, may be upgraded by subjecting them to hydrodesulfurization, which cleaves the C–S bonds: R-S-R + 2 H2 → 2 RH + H2S The resulting...
    98 KB (10,951 words) - 01:31, 5 May 2024
  • Thumbnail for Cyclohexylbenzene
    alkylates the unhydrogenated benzene. It is also generated by the hydrodesulfurization of dibenzothiophene. A route to phenol analogous to the cumene process...
    4 KB (256 words) - 15:12, 1 June 2023