The Hetero Ring Contains Three Or Four Members Patents (Class 44/353)
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Patent number: 10968400Abstract: A light naphtha feedstock containing olefins is introduced with hydrogen sulfide into a mercaptanization zone for conversion of the olefins into a mercaptan stream that is substantially free of olefins, after which the mercaptans are sent with an alkali caustic solution into a mercaptan oxidation treatment unit (MEROX) to produce a spent caustic stream and sweet light naphtha product stream that is substantially free of olefins and of mercaptans. Disulfide oils are produced from the wet air oxidation of the spent caustic, and the disulfide oils can be further processed to provide high purity olefin building blocks.Type: GrantFiled: July 31, 2019Date of Patent: April 6, 2021Assignee: Saudi Arabian Oil CompanyInventor: Omer Refa Koseoglu
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Patent number: 9835327Abstract: The invention relates to a burner for gas-fired cooking appliances, with a structure comprised of: a body (10) defining a chamber (12) within which an injector (14) inputs the gas which, upon mixing with air, forms the gas-air combustible mixture; a ring (16) positioned over the body and provided with a periphery along which are arranged the combustible mixture outlet ports (18), and a circular plate (20) that closes the top of the burner. At least the burner ring (16) is made of a metal or a metal alloy and is coated with a thin layer of material having catalytic activity, which may be coated on a catalyst precursor porous support substrate.Type: GrantFiled: August 2, 2007Date of Patent: December 5, 2017Assignee: Electrolux Home Products Corporation N.V.Inventors: Carlo Tomaselli, Cedric Catalogne, Francesco Corleoni, Stefano Strada, Marco Starnini
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Publication number: 20150072910Abstract: A quaternary ammonium salt detergent made from the reaction product of the reaction of: (a) polyalkene-substituted amine having at least one tertiary amino group; and (b) a quaternizing agent suitable for converting the tertiary amino group to a quaternary nitrogen and the use of such quaternary ammonium salt detergents in a fuel composition to reduce intake valve deposits.Type: ApplicationFiled: November 19, 2014Publication date: March 12, 2015Inventors: David J. Moreton, Paul R. Stevenson, Dean Thetford, Jonathan S. Vilardo
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Publication number: 20140157656Abstract: A diesel fuel composition comprising a first additive (i) comprising a quaternary ammonium salt and a second additive (ii) comprising a Mannich reaction product; wherein the quaternary ammonium salt additive (i) is formed by the reaction a quaternising agent which is not an ester and a compound formed by the reaction of a hydrocarbyl-substituted acylating agent and an amine of formula (B1) or (B2): wherein R2 and R3 are the same or different alkyl, alkenyl or aryl groups having from 1 to 22 carbon atoms; X is a bond or alkylene group having from 1 to 20 carbon atoms; n is from 0 to 20; m is from 1 to 5; and R4 is hydrogen or a C1 to C22 alkyl group; and wherein the Mannich reaction product additive (ii) is the product of a Mannich reaction between: (d) an aldehyde; (e) an amine; and (f) a substituted phenol; wherein the phenol is substituted with at least one branched hydrocarbyl group having a molecular weight of between 200 and 3000.Type: ApplicationFiled: August 2, 2012Publication date: June 12, 2014Inventor: Jacqueline Reid
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Publication number: 20140107000Abstract: The present invention relates to functional fluid compositions containing antioxidants, and specifically stable compositions containing antioxidants with limited solubility in and/or limited compatibility with the functional fluids with which they are used. In particular the present invention deals with functional fluids used in internal combustion engines, such as engine oils, and antioxidants containing a phenolic or benzoic group, where the antioxidant is present in the functional fluid composition at levels that would otherwise cause the composition to be unstable and/or hazy.Type: ApplicationFiled: May 15, 2012Publication date: April 17, 2014Applicant: THE LUBRIZOL CORPORATIONInventors: Danielle N. Ivancic, James D. Burrington, Ewan E. Delbridge
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Publication number: 20130186360Abstract: A diesel fuel composition comprising a performance enhancing additive, wherein the performance enhancing additive is the product of a Mannich reaction between: (a) an aldehyde; (b) a polyamine; and (c) an optionally substituted phenol; wherein the polyamine component (b) includes the moiety R1R2NCHR3CHR4NR5R6 wherein each of R1, R2 R3, R4, R5 and R6 is independently selected from hydrogen, and an optionally substituted alkyl, alkenyl, alkynyl, aryl, alkylaryl or arylalkyl substituent.Type: ApplicationFiled: March 8, 2013Publication date: July 25, 2013Applicant: INNOSPEC LIMITEDInventor: Jacqueline Reid
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Publication number: 20130150272Abstract: Lactone/alkylene oxide polymers are useful as additives to inhibit or prevent the deposition of paraffin in hydrocarbon fluids, particularly crude oil produced from a subterranean formation. These polymers are random or block polymers made from addition reactions of a hydroxyl- and/or amine-containing base compound with at least one lactone monomer and at least one alkylene oxide monomer. In one non-limiting embodiment the lactone monomer is optional.Type: ApplicationFiled: December 11, 2012Publication date: June 13, 2013Applicant: Baker Hughes IncorporatedInventors: Jennifer Louise Sonne, Matthew Hilfiger
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Publication number: 20130125452Abstract: An amine mixture includes a polyisobuteneamine and an aliphatic amine. The amine mixture is obtained by reductive amination of a mixture with ammonia or an amine HNR2R3. The mixture can be a mixture of the oxo process product formed in the hydroformylation of polybutene or polyisobutene and an alkanol R4—OH. The mixture can also be a mixture of the epoxide formed in the epoxidation of polybutene or polyisobutene and an alkanol R4—OH. Or, instead, the mixture can be a mixture of the nitro compound formed in the reaction of polybutene or polyisobutene with nitrogen oxides and an alkanol R4—OH. The amine mixture is suitable for cleaning and keeping clean intake valves and injection nozzles in gasoline engines.Type: ApplicationFiled: November 19, 2012Publication date: May 23, 2013Inventors: Harald SCHWAHN, Marc Walter
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Publication number: 20130035270Abstract: An automotive engine oil and/or fuel comprising a base stock and an organic polymeric friction reducing additive is claimed. A method of reducing friction in an automotive engine oil and/or fuel by the addition of the organic polymeric friction reducing additive to the base stock is also claimed.Type: ApplicationFiled: March 3, 2011Publication date: February 7, 2013Applicant: Croda International PLCInventors: Lee Thompson, Steven James Randles, Stephen Boyde, John Gamwell, Nicola Readman
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Publication number: 20120291339Abstract: A liquid concentrate comprising essentially: (A) 0.1 to 10 wt. % of one or more amphoteric emulsifying agents; (B) 30 to 95 wt. % of one or more nonionic alkoxylated surfactants; (C) 0 to 20 wt. % of one or more glycol-based solubilizers; and (D) 0 to 65 wt. % of one or more organic solvents; wherein component (B) comprises a mixture of C6-C15-alkanol ethoxylates with different carbon numbers for the alkanol unit species, the carbon numbers for the two C6-C15-alkanol ethoxylates which have the highest share in weight in the mixture being at least 1.5 carbon numbers distant from each other, is useful for reducing or eliminating the formation in a liquid hydrocarbon fuel of ice particles having a weight average particle size greater than 1 ?m when said liquid hydrocarbon fuel is cooled to temperatures in the range of from 0 to ?50° C.Type: ApplicationFiled: February 7, 2011Publication date: November 22, 2012Applicant: PALOX LIMITEDInventors: David William Martin, Dietmar Posselt, Gunter Oetter, Matthias Kiefer
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Publication number: 20120255222Abstract: This invention relates to a fuel composition, comprising: (A) a normally liquid fuel; and (B) a cold flow improving amount of (i) a metathesized natural oil; (ii) a metathesized natural oil derivative; or (iii) a mixture of (i) and (ii). The invention also relates to metathesized derivatives formed by the reaction of a metathesized natural oil with a nucleophile, oxidizer, aromatic compound, enophilic acid reagent, or a mixture of two or more thereof.Type: ApplicationFiled: April 7, 2011Publication date: October 11, 2012Inventors: Stephen A. DiBiase, Syed Q.A. Rizvi, S. Alexander Christensen
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Publication number: 20110185626Abstract: A quaternary ammonium salt detergent made from the reaction product of the reaction of: (a) a hydrocarbyl substituted acylating agent and a compound having an oxygen or nitrogen atom capable of condensing with said acylating agent and further having a tertiary amino group; and (b) a quaternizing agent suitable for converting the tertiary amino group to a quaternary nitrogen and the use of such quaternary ammonium salt detergents in a fuel composition to reduce intake valve deposits.Type: ApplicationFiled: April 13, 2011Publication date: August 4, 2011Applicant: THE LUBRIZOL CORPORATIONInventors: William Barton, Mark C. Davies, David J. Moreton, Paul R. Stevenson, Dean Thetford
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Publication number: 20110048354Abstract: The invention provides a composition comprising a dispersion comprising (a) an inorganic metal compound, (b) a quaternary salt surfactant and (c) an organic medium, wherein the metal compounds are uniformly dispersed in the organic medium. The invention also provides fuel compositions comprising said dispersion and methods of operating internal combustion engines and open flame burners utilizing said dispersion.Type: ApplicationFiled: May 11, 2009Publication date: March 3, 2011Applicant: THE LUBRIZOL CORPORATIONInventor: Claire L. Hollingshurst
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Publication number: 20070283618Abstract: A composition for use in preventing deposits in an engine and/or fouling of injectors is prepared by reacting (a) an alkenyl-substituted succinic acid having a molecular weight of about 250 to about 3000 and (b) a polyaziridine having an average molecular weight of about 250 to about 5000.Type: ApplicationFiled: June 9, 2006Publication date: December 13, 2007Inventors: Dennis J. Malfer, Scott D. Schwab, Joshua J. Bennett
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Patent number: 7175678Abstract: The present invention provides a polymeric a fuel composition comprising (i) a fuel; and (ii) a polymeric compound; wherein the polymeric compound comprises at least one monomer unit of Formula I wherein R1 is H or a C1-10 hydrocarbyl group; wherein L is an optional C1-30 hydrocarbyl linker group; and wherein heterocycle is an optionally substituted heterocyclic ring.Type: GrantFiled: September 26, 2003Date of Patent: February 13, 2007Assignee: Innospec LimitedInventors: Cyrus Pershing Henry, David Leonard Pinch, Andrea Sneddon, Derek Richard Green
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Publication number: 20040098906Abstract: A firefighting training fluid (FFTF) comprising an isoparaffin blend. The blends of isoparaffins typically have no less than about two carbon atoms and no more than about twelve carbon atoms. The blends of isoparaffins may possess Reid vapor pressures in the range from about 2 to about 6.5 pounds per square inch. The blends also typically possess an initial boiling point of not less than about 80 degrees Fahrenheit and an end boiling point of not more than about 370 degrees Fahrenheit. The blends burn relatively cleanly and keep emissions of volatile organic compounds, compounds containing sulfur, smoke, particulates, olefins, and aromatics to a minimum. The blend components mixed to create the blends of isoparaffins are controlled in order to maintain Reid vapor pressure and initial and end boiling points. Oxygenates may be added to an FFTF in order to further reduce smoke emissions.Type: ApplicationFiled: November 27, 2002Publication date: May 27, 2004Inventors: Dennis G. Doerr, Nancy W. Eilerts, Don E. Burnett, Daniel M. Coombs, Eric J. Netemeyer, Kirsten N. Caswell
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Patent number: 6676715Abstract: There is provided use of a thermal stabiliser for increasing the thermal stability of a cetane improver in a fuel composition comprising (i) a fuel, and (ii) the cetane improver wherein the thermal stabiliser is a compound of the formula H—R1 wherein H is a group comprising a heterocyclic group and R1 is a hydrocarbyl group having from 10 to 200 carbons.Type: GrantFiled: May 11, 2001Date of Patent: January 13, 2004Assignees: The Associated Octel Company Limited, Octel Starreon, LLCInventors: Cyrus Pershing Henry, Barbara Elizabeth Goodrich
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Patent number: 5880072Abstract: Compositions for reducing wear and friction of rubbing surfaces including mixtures of a cyclic amide and a monoester formed by reacting a dicarboxylic acid and a polyol in substantially equimolar amounts where the dicarboxylic acid is a dimer of an unsaturated fatty acid. The invention also relates to methods of use of such compositions.Type: GrantFiled: January 14, 1998Date of Patent: March 9, 1999Assignee: Virginia Tech Intellectual Properties, Inc.Inventors: Michael J. Furey, Czeslaw Kajdas
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Patent number: 5837867Abstract: The present invention is directed to the use of cyclic amide alkoxylate compounds as additives in fuel compositions having a major amount of a mixture of hydrocarbons in the gasoline boiling range and a minor amount of one or more cyclic amide alkoxylate compounds of the formula: ##STR1## wherein x is from 2 to 20 and y is from 1 to 50. R.sub.1 and R.sub.2 are independently hydrogen or hydrocarbyl of 1 to 100 carbon atoms. R.sub.3 is hydrocarbyl of 1 to 100 carbon atoms and R.sub.4 is independently hydrocarbyl of 2 to 100 carbon atoms. R.sub.5 is hydrogen, hydrocarbyl of 1 to 100 carbon atoms or acyl of 1 to 20 carbon atoms.The invention is also directed to the use of these cyclic amide alkoxylate compounds for decreasing intake valve deposits, controlling octane requirement increases and reducing octane requirement. The invention is further directed to novel cyclic amide alkoxylate compounds.Type: GrantFiled: August 6, 1996Date of Patent: November 17, 1998Assignee: Shell Oil CompanyInventors: Jiang-Jen Lin, Charles Lee Edwards, Pen-Chung Wang, Garo Garbis Vaporciyan
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Patent number: 5507843Abstract: The present invention is directed to the use of multiple cyclic nitrogen-containing alkoxylate compounds as additives in fuel compositions. The invention is also directed to the use of these multiple cyclic nitrogen-containing alkoxylate compounds for decreasing intake valve deposits, controlling octane requirement increases and reducing octane requirement. The invention is further directed to a class of multiple cyclic nitrogen-containing alkoxylate compounds.Type: GrantFiled: September 19, 1994Date of Patent: April 16, 1996Assignee: Shell Oil CompanyInventors: Jiang-Jen Lin, Pen-Chung Wang, Sarah L. Weaver
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Patent number: 5460633Abstract: An additive comprising an oil-soluble polymer of a C2 to C6 mono-olefin such as polyisobutylene, which polymer has a molecular weight of less than about 500, is used in a fuel oil to reduce, on combustion of the fuel oil, one or more of particulate emissions, hydrocarbon emissions, carbon monoxide emissions, and oxides of nitrogen emissions.Type: GrantFiled: February 28, 1994Date of Patent: October 24, 1995Assignee: Exxon Chemical Patents Inc.Inventors: Anthony K. Smith, Michael D. Sexton, Richard J. Hart
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Patent number: 5352251Abstract: The present invention is directed to the use of cyclic amide alkoxylate compounds as additives in fuel compositions having a major amount of a mixture of hydrocarbons in the gasoline boiling range and a minor amount of one or more cyclic amide alkoxylate compounds of the formula: ##STR1## wherein x is from 2 to 20 and y is from 1 to 50. R.sub.1 and R.sub.2 are independently hydrogen, hydrocarbyl of 1 to 100 carbon atoms or substituted hydrocarbyl of 1 to 100 carbon atoms. R.sub.3 is hydrocarbyl of 1 to 100 carbon atoms or substituted hydrocarbyl of 1 to 100 carbon atoms and R.sub.4 is independently hydrocarbyl of 2 to 100 carbon atoms or substituted hydrocarbyl of 2 to 100 carbon atoms. R.sub.5 is hydrogen, hydrocarbyl of 1 to 100 carbon atoms, or substituted hydrocarbyl of 1 to 100 carbon atoms or acyl of 1 to 20 carbon atoms.Type: GrantFiled: March 30, 1993Date of Patent: October 4, 1994Assignee: Shell Oil CompanyInventors: Jiang-Jen Lin, James R. Macias, Earl J. Haury, Sarah L. Weaver, Charles L. Edwards, Pen-Chung Wang, Garo G. Vaporciyan
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Patent number: 5074991Abstract: Hydrogen sulfide gas evolution from water or hydrocarbons, especially during storage or transport of petroleum residua is suppressed by the incorporation of an effective amount of a diamine of the formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, and R.sub.4 are independently an alky radical containing 1 to 14 carbon atoms, (CH.sub.2).sub.n --OR.sub.6 or cycloalkyl containing 5 or 6 carbon atoms and R.sub.5 is hydrogen or methyl. R.sub.1 and R.sub.2 and R.sub.3 and R.sub.4 can be alkylene groups joined together with their respective adjacent N to form a heterocyclic ring. R.sub.6 is hydrogen or an alkyl radical having 1 to 5 carbon atoms and n is an integer of 1 to 5.Type: GrantFiled: May 18, 1990Date of Patent: December 24, 1991Assignee: Petrolite CorporationInventor: Jerry J. Weers