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Class Information
Number: 208/215
Name: Mineral oils: processes and products > Refining > Sulfur removal (free or combined sulfur) > With hydrogen > With solid catalyst or absorbent > With heavy metal sulfide
Description: Processes wherein the solid catalyst or adsorbent is a sulfide of a heavy metal.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7588681 |
Systems, methods, and catalysts for producing a crude product |
Sep. 15, 2009 |
| 7585404 |
Decomposition of waste products formed in slurry catalyst synthesis |
Sep. 8, 2009 |
| 7445702 |
Desulphurisation |
Nov. 4, 2008 |
| 7238273 |
Process for upgrading heavy oil using a highly active slurry catalyst composition |
Jul. 3, 2007 |
| 7005059 |
Catalyst having at least one element of group VIIB and its use in hydro-treating |
Feb. 28, 2006 |
| 6863803 |
Production of low sulfur/low nitrogen hydrocrackates |
Mar. 8, 2005 |
| 6783663 |
Hydrotreating using bulk multimetallic catalysts |
Aug. 31, 2004 |
| 6758963 |
Hydroprocessing using bulk group VIII/group vib catalysts |
Jul. 6, 2004 |
| 6712955 |
Slurry hydroprocessing using bulk multimetallic catalysts |
Mar. 30, 2004 |
| 6692635 |
Process for the production of gasolines with low sulfur contents |
Feb. 17, 2004 |
| 6315890 |
Naphtha cracking and hydroprocessing process for low emissions, high octane fuels |
Nov. 13, 2001 |
| 6290841 |
Hydrotreating process using sulfur activated non-calcined catalyst |
Sep. 18, 2001 |
| 6231754 |
High temperature naphtha desulfurization using a low metal and partially deactivated catalyst |
May. 15, 2001 |
| 6071402 |
Hydrodefining and hydrocracking catalyst comprising a mixed sulphide comprising sulphur, at least one group VB element and at least one group VIB element |
Jun. 6, 2000 |
| 6059956 |
Off-site pretreatment of a hydrocarbon treatment catalyst |
May. 9, 2000 |
| 5958220 |
Gas-pocket distributor and method for hydroprocessing a hydrocarbon feed stream |
Sep. 28, 1999 |
| 5897768 |
Desulfurization process for removal of refractory organosulfur heterocycles from petroleum streams |
Apr. 27, 1999 |
| 5872073 |
Reduced ternary molybdenum and tungsten sulfides and hydroprocessing catalysis therewith |
Feb. 16, 1999 |
| 5846406 |
Selective hydrodesulfurization of cracked naphtha using novel manganese oxide octahedral molecular sieve supported catalysts |
Dec. 8, 1998 |
| 5626742 |
Continuous in-situ process for upgrading heavy oil using aqueous base |
May. 6, 1997 |
| 5474670 |
Stacked bed catalyst system for deep hydrodesulfurization |
Dec. 12, 1995 |
| 5468372 |
Process of hydrotreating and/or hydrocracking hydrocarbon streams or tail gas treating sulfur-containing gas streams |
Nov. 21, 1995 |
| 5449452 |
Hydrodearomatization of hydrocarbons |
Sep. 12, 1995 |
| 5423976 |
Hydrotreating of cracked naphtha |
Jun. 13, 1995 |
| 5294333 |
Hydrorefining process employing a niobium trisulfide-containing catalyst |
Mar. 15, 1994 |
| 5252199 |
Hydrotreating process using novel multimetallic sulfide catalysts |
Oct. 12, 1993 |
| 5248648 |
Hydrorefining catalyst containing sulphides of ruthenium and of at least one other metal on a refractory |
Sep. 28, 1993 |
| 5186818 |
Catalytic processes |
Feb. 16, 1993 |
| 5164075 |
High activity slurry catalyst |
Nov. 17, 1992 |
| 5162282 |
Heavy oil hydroprocessing with group VI metal slurry catalyst |
Nov. 10, 1992 |
| 5157009 |
Catalyst for hydrorefining hydrocarbon feedstocks containing niobium trisulphide |
Oct. 20, 1992 |
| 5139990 |
Process for the preparation of a resulfided catalyst |
Aug. 18, 1992 |
| 5122258 |
Increasing VI of lube oil by hydrotreating using bulk Ni/Mn/Mo or Ni/Cr/Mo sulfide catalysts prepared from ligated metal complexes |
Jun. 16, 1992 |
| 5026473 |
Transition metal tris-dithiolene and related complexes as precursors to active catalysts |
Jun. 25, 1991 |
| 5017279 |
Multistep process for the manufacture of novel polyolefin lubricants from sulfur containing thermally cracked petroleum residua |
May. 21, 1991 |
| 4970190 |
Heavy oil hydroprocessing with group VI metal slurry catalyst |
Nov. 13, 1990 |
| 4960506 |
Desulfurization of hydrocarbons using molybdenum or tungsten sulfide catalysts promoted with low valent group VIII metals |
Oct. 2, 1990 |
| 4950386 |
Acidic promotion of transition metal sulfide catalysts for selective hydrogenation |
Aug. 21, 1990 |
| 4933068 |
Hydrocarbon conversion process using crystalline microporous metal sulfide compositions |
Jun. 12, 1990 |
| 4863887 |
Additive for the hydroconversion of a heavy hydrocarbon oil |
Sep. 5, 1989 |
| 4857496 |
Heavy oil hydroprocessing with Group VI metal slurry catalyst |
Aug. 15, 1989 |
| 4812227 |
Hydrotreating with catalysts comprising mixtures of an amorphous sulfide or trivalent chromium and microcrystallites of molybdenum sulfide or tungsten sulfide |
Mar. 14, 1989 |
| 4769129 |
Method for hydroprocessing hydrocarbon-based charges |
Sep. 6, 1988 |
| 4724068 |
Hydrofining of oils |
Feb. 9, 1988 |
| 4721558 |
Hydrotreating catalysts comprising a mixture of a sulfide of a promoter metal amorphous sulfide of trivalent chromium and microcrystalline molybdenum or tungsten sulfide |
Jan. 26, 1988 |
| 4705619 |
Hydroprocessing with self-promoted molybdenum and tungsten sulfide catalyst |
Nov. 10, 1987 |
| 4698145 |
Supported transition metal sulfide promoted molybdenum or tungsten sulfide catalysts and their uses for hydroprocessing |
Oct. 6, 1987 |
| 4668376 |
Supported, Mn sulfide promoted Mo and W sulfide hydroprocessing catalysts and uses thereof |
May. 26, 1987 |
| 4666878 |
Amorphous, iron promoted Mo and W sulfide hydroprocessing catalysts and uses thereof |
May. 19, 1987 |
| 4663023 |
Hydrotreating with self-promoted molybdenum and tungsten sulfide catalyst |
May. 5, 1987 |
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