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Class Information
Number: 585/4
Name: Chemistry of hydrocarbon compounds > Product blend, e.g., composition, etc., or blending process per se > With nonhydrocarbon additive > O containing > And n containing
Description: Subject matter wherein a nonhydrocarbon additive contains nitrogen.

Sub-classes under this class:

Class Number Class Name Patents
585/5 Additive(s) aromatic 117

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8535535 Use of hydrophobin as a phase stabilizer Sep. 17, 2013
8128804 Process for stabilizing olefinically unsaturated monomers Mar. 6, 2012
8097584 Stabilized formulations of insulin that comprise ethylenediamine Jan. 17, 2012
7651635 Polymer inhibition of vinyl aromatic monomers using a quinone methide/alkyl hydroxylamine combination Jan. 26, 2010
7473795 Blends of quinone alkide and nitroxyl compounds as polymerization inhibitors Jan. 6, 2009
7371906 Process for photo-oxidative stability improvements May. 13, 2008
7205438 Solvent recovery blends from diene production Apr. 17, 2007
7182839 Preventing deposition of fouling agents onto equipment Feb. 27, 2007
7157611 Pyrazinoporphyrazines as markers for liquid hydrocarbons Jan. 2, 2007
7125475 Nitrosophenols and C-nitrosoanilines as polymerization inhibitors Oct. 24, 2006
7045647 Blends of quinone alkide and nitroxyl compounds and polymerization inhibitors May. 16, 2006
6841061 Antigelling agent for hydrocarbon mixture containing conjugated diene and method of preventing clogging of apparatus for separating and purifying the mixture Jan. 11, 2005
6835288 Method for preventing undesired polymerization in a mixture of substances containing ethylenically unsaturated compounds Dec. 28, 2004
6833484 Inhibiting oxidation of a Fischer-Tropsch product using petroleum-derived products Dec. 21, 2004
6761833 Stabilization of monomers by compositions based on alkylhydroxylamines Jul. 13, 2004
6717021 Solvating component and solvent system for mesophase pitch Apr. 6, 2004
6660181 Inhibition of polymerization of unsaturated monomers Dec. 9, 2003
6596911 Composition and method for inhibition of formation of gas hydrates Jul. 22, 2003
6579442 Methods and compositions for inhibiting polymerization of vinyl monomers Jun. 17, 2003
6545156 Oligomeric hindered amine light stabilizers based on multi-functional carbonyl compounds and methods of making same Apr. 8, 2003
6506806 Reduction of surface tension Jan. 14, 2003
6475348 Mixture of substances containing compounds with vinyl groups and stabilizers Nov. 5, 2002
6409887 Polymerization inhibitor Jun. 25, 2002
6395943 Process for inhibiting the polymerization of vinyl aromatic compounds May. 28, 2002
6395942 Increasing the thermal stability of a vinyl aromatic polymerization inhibitor May. 28, 2002
6379588 Stabilized monomer composition Apr. 30, 2002
6342647 Vinyl monomer polymerization inhibition using hindered hydroxylamines Jan. 29, 2002
6342648 Methods and compositions for inhibiting vinyl aromatic monomer polymerization Jan. 29, 2002
6339051 Diesel engine cylinder oils Jan. 15, 2002
6284936 Styrene monomer polymerization inhibition using substituted dihydroxyarenes and nitroxides Sep. 4, 2001
6262323 Polymerization inhibition of isoprene Jul. 17, 2001
6231662 Surface treatments for titanium dioxide and other industrial pigments May. 15, 2001
6204420 Synergistic mixtures of phosphoric esters with carboxylic acids or carboxylic acid derivatives as asphaltene dispersants Mar. 20, 2001
6200460 Substance mixtures containing stabilizers and compounds containing vinyl groups Mar. 13, 2001
6143205 Mixtures containing monomers and stabilizers Nov. 7, 2000
6024894 Compositions and methods for inhibiting vinyl aromatic monomer polymerization Feb. 15, 2000
6004361 Low emissions diesel fuel Dec. 21, 1999
5990327 Use of aminotriarylmethanes for marking hydrocarbons and novel aminotriarylmethanes Nov. 23, 1999
5976201 Low emissions diesel fuel Nov. 2, 1999
5910232 Method for inhibiting polymer formation in styrene processing Jun. 8, 1999
5869717 Process for inhibiting the polymerization of vinyl aromatics Feb. 9, 1999
5841010 Surface active agents as gas hydrate inhibitors Nov. 24, 1998
5824829 Hydrocarbon viscosity inhibitor and inhibiting method Oct. 20, 1998
5773674 Compositions and methods for inhibiting vinyl aromatic monomer polymerization Jun. 30, 1998
5744672 Method for inhibiting the polymerization of vinyl aromatics Apr. 28, 1998
5672793 Stabilization of hydrocarbons by the addition of hydrazine Sep. 30, 1997
5659095 Composition for inhibiting the polymerization of aromatic vinyl monomers Aug. 19, 1997
5648574 Compositions and methods for inhibiting vinyl aromatic monomer polymerization Jul. 15, 1997
5648572 Compositions and methods for inhibiting vinyl aromatic monomer polymerization Jul. 15, 1997
5621154 Methods for reducing fouling deposit formation in jet engines Apr. 15, 1997

1 2 3

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