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Class Information
Number: 208/125
Name: Mineral oils: processes and products > Chemical conversion of hydrocarbons > Cracking > With nonreactive material
Description: Processes wherein cracking takes place in the presence of an added nonreactive material.


Sub-classes under this class:

Class Number Class Name Patents
208/126 Solids 73
208/128 Vapors 28


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7459072 Method for processing naphtha Dec. 2, 2008
7425259 Method for improving liquid yield during thermal cracking of hydrocarbons Sep. 16, 2008
7419584 Cracking hydrocarbon feedstock containing resid utilizing partial condensation of vapor phase from vapor/liquid separation to mitigate fouling in a flash/separation vessel Sep. 2, 2008
7416654 Method for improving liquid yield during thermal cracking of hydrocarbons Aug. 26, 2008
7396449 Olefin production utilizing condensate feedstock Jul. 8, 2008
7285697 Reduction of total sulfur in crude and condensate cracking Oct. 23, 2007
7270740 Startup of an olefins production plant Sep. 18, 2007
7235172 Olefin production from steam cracking using process water as steam Jun. 26, 2007
7160437 Method for determining the source of fouling in thermal conversion process units Jan. 9, 2007
7138047 Process for steam cracking heavy hydrocarbon feedstocks Nov. 21, 2006
7097758 Converting mist flow to annular flow in thermal cracking application Aug. 29, 2006
7090765 Process for cracking hydrocarbon feed with water substitution Aug. 15, 2006
7041862 Thermal cracking of Diels-Alder adducts May. 9, 2006
6989091 Deep conversion combining the demetallization and the conversion of crudes, residues, or heavy oils into light liquids with pure or impure oxygenated compounds Jan. 24, 2006
6835861 Low energy method of pyrolysis of hydrocarbon materials such as rubber Dec. 28, 2004
6833485 Low energy method of pyrolysis of hydrocarbon materials such as rubber Dec. 21, 2004
6696614 Catalyst for steam cracking reactions and related preparation process Feb. 24, 2004
6485631 Process for thermal, and optionally catalytic, upgrading and hydrogenation of hydrocarbons Nov. 26, 2002
6103102 Method for improving the yield of lighter components in heat-refining process of petroleum heavy oil, and additive used in the method Aug. 15, 2000
6024863 Metal passivation for anode grade petroleum coke Feb. 15, 2000
6010619 FCC process with zeolite and hydrotalcite Jan. 4, 2000
5997726 Method for fluid catalytic cracking of hydrocarbon feedstock Dec. 7, 1999
5711870 Delayed coking process with water and hydrogen donors Jan. 27, 1998
5466361 Process for the disposal of aqueous sulfur and caustic-containing wastes Nov. 14, 1995
5443715 Method for upgrading steam cracker tars Aug. 22, 1995
5398914 Molten salt process vessel Mar. 21, 1995
5370787 Thermal treatment of petroleum residua with alkylaromatic or paraffinic co-reactant Dec. 6, 1994
5356530 Method for upgrading petroleum residuum and heavy crude oil Oct. 18, 1994
5354450 Phosphorothioate coking inhibitors Oct. 11, 1994
5340464 Method and apparatus for disposal of filter media Aug. 23, 1994
5318697 Process for upgrading hydrocarbonaceous materials Jun. 7, 1994
5316655 Process for making light hydrocarbonaceous liquids in a delayed coker May. 31, 1994
5269909 Process for treating heavy crude oil Dec. 14, 1993
5248410 Delayed coking of used lubricating oil Sep. 28, 1993
5215649 Method for upgrading steam cracker tars Jun. 1, 1993
5174891 Method for producing isotropic coke Dec. 29, 1992
5160602 Process for producing isotropic coke Nov. 3, 1992
5120892 Method and apparatus for pyrolytically cracking hydrocarbons Jun. 9, 1992
5110447 Process and apparatus for partial upgrading of a heavy oil feedstock May. 5, 1992
5104518 Process for the inhibition of the puffing of cokes produced from coal tar pitches Apr. 14, 1992
5096567 Heavy oil upgrading under dense fluid phase conditions utilizing emulsified feed stocks Mar. 17, 1992
5068026 Process for the production of non-puffing shaped carbon bodies Nov. 26, 1991
5068027 Process for upgrading high-boiling hydrocaronaceous materials Nov. 26, 1991
5057204 Catalytic visbreaking process Oct. 15, 1991
5039394 Integrated coking-gasification process with mitigation of slagging Aug. 13, 1991
5028311 Delayed coking process Jul. 2, 1991
5006223 Addition of radical initiators to resid conversion processes Apr. 9, 1991
4877513 Oil characteristic improvement process and device therefor Oct. 31, 1989
4869804 Process for the thermal conversion of heavy petroleum fractions and refining residues, in the presence of oxygen compounds of sulfur and nitrogen and compositions containing these compounds Sep. 26, 1989
4828678 Catalytic cracking May. 9, 1989

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