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Class Information
Number: 208/48R
Name: Mineral oils: processes and products > Chemical conversion of hydrocarbons > With prevention or removal of deleterious carbon accumulations or equipment

Sub-classes under this class:

Class Number Class Name Patents
208/48AA Antifoulant additive 371
208/48Q Quench 124

Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8663455 Addition of high molecular weight naphthenic tetra-acids to crude oils to reduce whole crude oil fouling Mar. 4, 2014
8636897 Reducing foulant carry-over or build up in a paraffinic froth treatment process Jan. 28, 2014
8609429 Methods for identifying high fouling hydrocarbon and for mitigating fouling of process equipment Dec. 17, 2013
8465640 Method for inhibiting fouling in vapor transport system Jun. 18, 2013
8440069 Methods of isolating and using components from a high solvency dispersive power (HSDP) crude oil May. 14, 2013
8425761 Non-high solvency dispersive power (non-HSDP) crude oil with increased fouling mitigation and on-line cleaning effects Apr. 23, 2013
8349169 Method and apparatus for decoking tubes in an oil refinery furnace Jan. 8, 2013
8349267 Crude oil pre-heat train with improved heat transfer Jan. 8, 2013
8313640 Method for reducing coke fouling in a burner tip Nov. 20, 2012
8287722 Method of hydrogenation of heavy oil Oct. 16, 2012
8206658 Tube and use of said tube Jun. 26, 2012
8192613 Method for reducing fouling in furnaces Jun. 5, 2012
8163167 Process for the deep desulfurization of heavy pyrolysis gasoline Apr. 24, 2012
8158840 Process and apparatus for cooling liquid bottoms from vapor/liquid separator during steam cracking of hydrocarbon feedstocks Apr. 17, 2012
8152993 Ethylene furnace radiant coil decoking method Apr. 10, 2012
8128804 Process for stabilizing olefinically unsaturated monomers Mar. 6, 2012
8129576 Protection of solid acid catalysts from damage by volatile species Mar. 6, 2012
8124020 Apparatus for preventing metal catalyzed coking Feb. 28, 2012
8124822 Process for preventing metal catalyzed coking Feb. 28, 2012
8118995 Process for inhibiting fouling in hydrocarbon processing Feb. 21, 2012
8062504 Method for reducing oil fouling in heat transfer equipment Nov. 22, 2011
8057707 Compositions to mitigate coke formation in steam cracking of hydrocarbons Nov. 15, 2011
8002951 Furnace and process for incinerating a decoke effluent in a twin-tube-plane furnace Aug. 23, 2011
7951340 Mitigation of refinery process unit fouling using high-solvency-dispersive-power (HSDP) resid fractions May. 31, 2011
7943809 Composition and method for inhibiting polymerization and polymer growth May. 17, 2011
7922896 Method for reducing fouling of coker furnaces Apr. 12, 2011
7919058 High-solvency-dispersive-power (HSDP) crude oil blending for fouling mitigation and on-line cleaning Apr. 5, 2011
7906012 Method for reducing foam in a primary fractionator Mar. 15, 2011
7901564 Mitigation of refinery process unit fouling using high-solvency-dispersive-power (HSDP) resid fractions Mar. 8, 2011
7867321 Process for disengaging solid and gaseous particles in FCC processes with reduced coke formation in disengager vessels Jan. 11, 2011
7837855 High-solvency-dispersive-power (HSDP) crude oil blending for fouling mitigation and on-line cleaning Nov. 23, 2010
7833407 Method of blending high TAN and high S.sub.BN crude oils and method of reducing particulate induced whole crude oil fouling and asphaltene induced whole crude oil fouling Nov. 16, 2010
7799212 Method for preventing fouling of a heat exchanger for cooling residue from a hydrodesulfurization/hydrocracking process Sep. 21, 2010
7794587 Method to alter coke morphology using metal salts of aromatic sulfonic acids and/or polysulfonic acids Sep. 14, 2010
7763766 Methanol-to-olefins process with reduced coking Jul. 27, 2010
7740750 Application of visbreaker analysis tools to optimize performance Jun. 22, 2010
7726871 Vibration actuation system with independent control of frequency and amplitude Jun. 1, 2010
7713727 Process for improving enzymatic degumming of vegetable oils and reducing fouling of downstream processing equipment May. 11, 2010
7686940 Acoustic agglomeration to reduce fouling in thermal conversion processes Mar. 30, 2010
7682491 Antifoulant for hydrocarbon processing equipment Mar. 23, 2010
7648626 Process for cracking asphaltene-containing feedstock employing dilution steam and water injection Jan. 19, 2010
7625480 Pyrolysis furnace feed Dec. 1, 2009
7604730 Coking reduction in cracking reactors Oct. 20, 2009
7597797 System and method for on-line spalling of a coker Oct. 6, 2009
7578929 Process for steam cracking heavy hydrocarbon feedstocks Aug. 25, 2009
7575669 Method of removal of carbonyl compounds along with acid gases from cracked gas in ethylene process Aug. 18, 2009
7354660 High performance alloys with improved metal dusting corrosion resistance Apr. 8, 2008
7282136 Method of dispersing hydrocarbon foulants in hydrocarbon processing fluids Oct. 16, 2007
7160437 Method for determining the source of fouling in thermal conversion process units Jan. 9, 2007
7156979 Thermal cracking process using tubes, pipes, and coils made of novel stainless steel matrix Jan. 2, 2007

1 2 3 4 5 6 7 8

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