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Class Information
Number: 208/254H
Name: Mineral oils: processes and products > Refining > Nitrogen contaminant removal > Employing hydrogen
Description:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7598202 |
Use of cationic layered materials, compositions comprising these materials, and the preparation of cationic layered materials |
Oct. 6, 2009 |
| 7591942 |
Bulk bi-metallic catalysts made from precursors containing an organic agent |
Sep. 22, 2009 |
| 7591941 |
Systems, methods, and catalysts for producing a crude product |
Sep. 22, 2009 |
| 7569136 |
Control system method and apparatus for two phase hydroprocessing |
Aug. 4, 2009 |
| 7435336 |
Process for carrying out gas-liquid countercurrent processing |
Oct. 14, 2008 |
| 7431824 |
Process for recycling an active slurry catalyst composition in heavy oil upgrading |
Oct. 7, 2008 |
| 7419582 |
Process for hydrocracking a hydrocarbon feedstock |
Sep. 2, 2008 |
| 7410566 |
Hydroprocessing of hydrocarbon feedstock |
Aug. 12, 2008 |
| 7357856 |
Nitrogen removal from olefinic naphtha feedstreams to improve hydrodesulfurization versus olefin saturation selectivity |
Apr. 15, 2008 |
| 7332071 |
Process for improving aromatic and naphtheno-aromatic gas oil fractions |
Feb. 19, 2008 |
| 7326819 |
High-activity isomerization catalyst and process |
Feb. 5, 2008 |
| 7314602 |
Contact, mixing, and quenching box for fluids, comprising at least one annular peripheral outlet and reaction cell with an elongated shape along an axis including said box |
Jan. 1, 2008 |
| 7311814 |
Process for the production of hydrocarbon fluids |
Dec. 25, 2007 |
| 7300567 |
Hydrotreating process |
Nov. 27, 2007 |
| 7291257 |
Two phase hydroprocessing |
Nov. 6, 2007 |
| 7282137 |
Process for preparing basestocks having high VI |
Oct. 16, 2007 |
| 7247235 |
Hydrogenation of middle distillate using a counter-current reactor |
Jul. 24, 2007 |
| 7238329 |
Device for injecting a fluid located between two successive beds to simultaneously produce and distribute a polyphase mixture |
Jul. 3, 2007 |
| 7229548 |
Process for upgrading naphtha |
Jun. 12, 2007 |
| 7214309 |
Process for upgrading heavy oil using a highly active slurry catalyst composition |
May. 8, 2007 |
| 7196034 |
Nickel-iron-silica-alumina |
Mar. 27, 2007 |
| 7186329 |
High-macropore hydroprocessing catalyst and its use |
Mar. 6, 2007 |
| 7169294 |
Hydroprocessing catalyst and use thereof |
Jan. 30, 2007 |
| 7070690 |
Process for conversion of hydrocarbons on a catalyst with controlled acidity |
Jul. 4, 2006 |
| 7041866 |
Solid-acid isomerization catalyst and process |
May. 9, 2006 |
| 7005059 |
Catalyst having at least one element of group VIIB and its use in hydro-treating |
Feb. 28, 2006 |
| 6977322 |
Isomerization catalyst and processes |
Dec. 20, 2005 |
| 6930219 |
Mesoporous material with active metals |
Aug. 16, 2005 |
| 6887369 |
Pretreatment processes for heavy oil and carbonaceous materials |
May. 3, 2005 |
| 6881326 |
Two phase hydroprocessing |
Apr. 19, 2005 |
| 6881873 |
High-activity isomerization catalyst and process |
Apr. 19, 2005 |
| 6863803 |
Production of low sulfur/low nitrogen hydrocrackates |
Mar. 8, 2005 |
| 6860987 |
Process for the hydroprocessing of hydrocarbon feedstocks |
Mar. 1, 2005 |
| 6858132 |
Hydrofining catalyst and hydrofining process |
Feb. 22, 2005 |
| 6824675 |
Distribution device for producing a polyphase mixture, and associated reactor |
Nov. 30, 2004 |
| 6783663 |
Hydrotreating using bulk multimetallic catalysts |
Aug. 31, 2004 |
| 6758963 |
Hydroprocessing using bulk group VIII/group vib catalysts |
Jul. 6, 2004 |
| 6755963 |
Hydrogenation process for hydrocarbon resins |
Jun. 29, 2004 |
| 6740226 |
Process for increasing hydrogen partial pressure in hydroprocessing processes |
May. 25, 2004 |
| 6712955 |
Slurry hydroprocessing using bulk multimetallic catalysts |
Mar. 30, 2004 |
| 6689712 |
Process for producing hydrofining catalyst |
Feb. 10, 2004 |
| 6679986 |
Catalytic support with an oxide base from a metal belonging to the SVI group of the periodic table, its preparation and its uses |
Jan. 20, 2004 |
| 6645371 |
Process for treating a hydrocarbon feed, comprising a counter-current fixed bed hydrotreatment step |
Nov. 11, 2003 |
| 6638418 |
Dual recycle hydrocracking process |
Oct. 28, 2003 |
| 6635171 |
Process for upgrading of Fischer-Tropsch products |
Oct. 21, 2003 |
| 6623621 |
Control of flooding in a countercurrent flow reactor by use of temperature of liquid product stream |
Sep. 23, 2003 |
| 6620312 |
Process for making a lube basestock with excellent low temperature properties |
Sep. 16, 2003 |
| 6620313 |
Hydroconversion process using bulk group VIII/Group VIB catalysts |
Sep. 16, 2003 |
| 6582590 |
Multistage hydroprocessing using bulk multimetallic catalyst |
Jun. 24, 2003 |
| 6579443 |
Countercurrent hydroprocessing with treatment of feedstream to remove particulates and foulant precursors |
Jun. 17, 2003 |
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