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Class Information
Number: 585/950
Name: Chemistry of hydrocarbon compounds > Miscellaneous considerations > Prevention or removal of corrosion or solid deposits
Description: Collection of documents (under unnumbered subclass MISCELLANEOUS CONSIDERATIONS) disclosing procedures for preventing the deterioration of apparatus contacted by a hydrocarbon or an agent used in hydrocarbon processing or for preventing solid products from forming or accumulating on such apparatus.

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

Patent Number Title Of Patent Date Issued
8465640 Method for inhibiting fouling in vapor transport system Jun. 18, 2013
8404895 Tertiary amine salt additives for hydrate control Mar. 26, 2013
8373015 Production of saturated C2 to C5 hydrocarbons Feb. 12, 2013
8344198 Process to decrease or eliminate corrosion from the decomposition of halide containing olefin catalysts Jan. 1, 2013
8227653 Olefin oligomerization reaction processes exhibiting reduced fouling Jul. 24, 2012
8177962 Metal corrosion inhibitor and hydrogen chloride formation inhibitor in a crude oil atmospheric distillation unit May. 15, 2012
8129576 Protection of solid acid catalysts from damage by volatile species Mar. 6, 2012
8118995 Process for inhibiting fouling in hydrocarbon processing Feb. 21, 2012
8067651 1-alkyl-5-oxopyrrolidine-3-carboxylic esters with improved biodegradability Nov. 29, 2011
8022017 Method of using dithiazine to inhibit corrosion Sep. 20, 2011
8022018 Quaternized dithiazines and method of using same in treatment of wells Sep. 20, 2011
7958939 Composition and method for producing a pumpable hydrocarbon hydrate slurry at high water-cut Jun. 14, 2011
7943809 Composition and method for inhibiting polymerization and polymer growth May. 17, 2011
7851413 Method for transporting hydrates in suspension in production effluents empolying a non-polluting additive Dec. 14, 2010
7811444 Oxidation of asphaltenes Oct. 12, 2010
7758823 Quench exchange with extended surface on process side Jul. 20, 2010
7728184 Process for the dehydrogenation of alkyl-aromatic hydrocarbons for the production of vinyl-aromatic monomers Jun. 1, 2010
7650930 High temperature process for solution polymerization Jan. 26, 2010
7604730 Coking reduction in cracking reactors Oct. 20, 2009
7585403 Dispersant of saline deposits in hydrocarbon process plants Sep. 8, 2009
7495141 Minimizing corrosion in a methanol-to-olefin effluent processing system Feb. 24, 2009
7381689 Methods for inhibiting hydrate blockage in oil and gas pipelines using amide compounds Jun. 3, 2008
7381319 Multi-amine neutralizer blends Jun. 3, 2008
7332070 Method of preventing heat exchanger fouling Feb. 19, 2008
7297823 Additives for inhibiting the formation of gas hydrates Nov. 20, 2007
7291685 Process for producing low polymer of .alpha.-olefin Nov. 6, 2007
7282136 Method of dispersing hydrocarbon foulants in hydrocarbon processing fluids Oct. 16, 2007
7208648 Minimizing corrosion in a methanol-to-olefin effluent processing system Apr. 24, 2007
7202391 Process for inhibiting polymerization of an aromatic vinyl compound Apr. 10, 2007
7164051 Gas hydrate inhibitors Jan. 16, 2007
7160437 Method for determining the source of fouling in thermal conversion process units Jan. 9, 2007
7154016 Atomized polysulfide used in ethylene steam cracker Dec. 26, 2006
7141711 Catalyst fines handling process Nov. 28, 2006
7128826 Polymerization inhibitor for styrene dehydrogenation units Oct. 31, 2006
7125475 Nitrosophenols and C-nitrosoanilines as polymerization inhibitors Oct. 24, 2006
7049477 Process for pyrolysis of hydrocarbon May. 23, 2006
7022220 C-nitrosoaniline compounds and their blends as polymerization inhibitors Apr. 4, 2006
7008466 Method for inhibiting hydrate formation Mar. 7, 2006
6984766 Method for side-chain alkylation or alkenylation Jan. 10, 2006
6926820 Inhibition of viscosity increase and fouling in hydrocarbon streams including unsaturation Aug. 9, 2005
6908543 Method for retarding fouling of feed heaters in refinery processing Jun. 21, 2005
6902663 C-nitrosoaniline compounds and their blends as polymerization inhibitors Jun. 7, 2005
6899806 C-nitrosoaniline compounds and their blends as polymerization inhibitors May. 31, 2005
6894007 Additives for inhibiting gas hydrate formation May. 17, 2005
6867262 Grafted polymers as gas hydrate inhibitors Mar. 15, 2005
6824672 Use of austenitic stainless steels in applications requiring anti-coking properties Nov. 30, 2004
6790547 Process for reducing coke formation in hydrocarbon processing by application of radio frequency electromagnetic radiation utility Sep. 14, 2004
6787024 Process for reducing coke agglomeration in coking processes Sep. 7, 2004
RE38532 Hydrodealkylation processes Jun. 8, 2004
6685823 C-nitrosoaniline compounds and their blends as polymerization inhibitors Feb. 3, 2004

1 2 3 4 5 6 7

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