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Class Information
Number: 208/49
Name: Mineral oils: processes and products > Chemical conversion of hydrocarbons > Plural serial stages of chemical conversion
Description: Processes in which a mineral oil is subjected to two or more successive distinct chemical conversions.

Sub-classes under this class:

Class Number Class Name Patents
208/50 Coking in at least one stage 190
208/57 First stage is an hydrogenation (saturation) 236
208/58 First stage is hydrocracking (includes hydro-desulfurization under cracking conditions) 406
208/62 First stage is reforming 84
208/67 First stage is thermal or catalytic cracking 167
208/56 Hydrogen donor diluent cyclic processes 72

Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8691078 Process for hydroprocessing hydrocarbons Apr. 8, 2014
8673131 Integrated sequence of methods for extracting and processing extra-heavy or bituminous crude oil with CO.sub.2 capture Mar. 18, 2014
8673132 Heavy oil conversion process with in-situ potassium sulfide generation Mar. 18, 2014
8674160 Dewaxing of renewable diesel fuel Mar. 18, 2014
8658020 Process for upgrading kerosene to gasoline by ring contraction--ring opening--dehydrogenation Feb. 25, 2014
8617384 Integrated catalytic cracking gasoline and light cycle oil hydroprocessing to maximize p-xylene production Dec. 31, 2013
8608941 Reforming process with integrated fluid catalytic cracker gasoline and hydroprocessed cycle oil Dec. 17, 2013
8591726 Two stage hydroprocessing with divided wall column fractionator Nov. 26, 2013
8557101 Electrochemical treatment of heavy oil streams followed by caustic extraction Oct. 15, 2013
8551326 Process for catalytic cracking with fine control of the residual coke content on the catalyst after regeneration Oct. 8, 2013
8551323 Systems and methods for hydroprocessing a heavy oil feedstock Oct. 8, 2013
8551324 Fluid catalytic cracking process adapted for the treatment of feeds with a low conradson carbon, comprising recycling a coking cut employing novel technology Oct. 8, 2013
8541636 Process for hydrotreating a diesel fuel feedstock, hydrotreating unit for implementing said process, and corresponding hydrorefining unit Sep. 24, 2013
8524970 Process and plant for producing synthetic fuels Sep. 3, 2013
8524961 Integrated catalytic cracking and reforming processes to improve p-xylene production Sep. 3, 2013
8491781 Reaction zone comprising two risers in parallel and a common gas-solid separation zone, for the production of propylene Jul. 23, 2013
8475745 Apparatus for hydroprocessing hydrocarbons Jul. 2, 2013
8470165 Process for the production of high-quality kerosene and diesel fuels for the coproduction of hydrogen from saturated light cuts Jun. 25, 2013
8450544 Method for preparing high energy fuels May. 28, 2013
8435400 Systems and methods for producing a crude product May. 7, 2013
8435767 Renewable chemical production from novel fatty acid feedstocks May. 7, 2013
8431757 Method for making renewable fuels Apr. 30, 2013
8431014 Process and catalyst system for improving dewaxing catalyst stability and lubricant oil yield Apr. 30, 2013
8431013 Process and facility for treatment of crude oil with asphaltenic residue conversion Apr. 30, 2013
8409427 Hydrocarbon treatment method and apparatus Apr. 2, 2013
8377286 Sour service hydroprocessing for diesel fuel production Feb. 19, 2013
8372267 Process for the sequential hydroconversion and hydrodesulfurization of whole crude oil Feb. 12, 2013
8373013 Process for combining the catalytic conversion of organic oxygenates and the catalytic conversion of hydrocarbons Feb. 12, 2013
8354018 Process for recovering products from two reactors Jan. 15, 2013
8318003 Process for catalytic conversion of Fischer-Tropsch derived olefins to distillates Nov. 27, 2012
8318004 Hydrocarbon treatment method and apparatus Nov. 27, 2012
8308949 Methods of extracting neutral lipids and producing biofuels Nov. 13, 2012
8308951 Extraction of proteins by a two solvent method Nov. 13, 2012
8293108 Methods of and systems for producing diesel blend stocks Oct. 23, 2012
8282814 Fired heater for a hydrocarbon conversion process Oct. 9, 2012
8273248 Extraction of neutral lipids by a two solvent method Sep. 25, 2012
8273930 Process for producing ethylene from ethanol combining the catalytic conversion of hydrocarbons Sep. 25, 2012
8236172 Process to hydrodesulfurize FCC gasoline resulting in a low-mercaptan product Aug. 7, 2012
8231776 Hydrotreating processes for fabricating petroleum distillates from light fischer-tropsch liquids Jul. 31, 2012
8197668 Process and apparatus for upgrading steam cracker tar using hydrogen donor compounds Jun. 12, 2012
8182556 Liquid fractionation method for producing biofuels May. 22, 2012
8163247 Process for upgrading FCC product with additional reactor with catalyst recycle Apr. 24, 2012
8152870 Methods of and systems for producing biofuels Apr. 10, 2012
8147675 Process for the total conversion of heavy feedstocks to distillates Apr. 3, 2012
8143464 Method for making renewable fuels Mar. 27, 2012
8137555 Methods of and systems for producing biofuels Mar. 20, 2012
8137556 Methods of producing biofuels from an algal biomass Mar. 20, 2012
8137558 Stepwise extraction of plant biomass for diesel blend stock production Mar. 20, 2012
8057660 Process for the total conversion of heavy feedstocks to distillates Nov. 15, 2011
8043495 Process to hydrodesulfurize FCC gasoline resulting in a low-mercaptan product Oct. 25, 2011

1 2 3 4 5

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