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WO/1995/011955A1 |
Polyalkyl hydroxyaromatic esters having formula (I) or a fuel-soluble salt thereof; where R1 and R2 are independently hydrogen, hydroxy, lower alkyl having 1 to 6 carbon atoms, or lower alkoxy having 1 to 6 carbon atoms; R3 is a polyalky...
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WO/1995/011286A1 |
A fuel additive having detergency, solubility and thermal stability comprises a detergent component, e.g., polyalkenyl succinimide, and a carrier fluid obtained from a diamondoid fluid comprising an element selected from the group consis...
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WO/1995/011287A1 |
In the corrosion-proofing process according to the invention for heating boilers in refuse and hazardous waste incineration plants, in which corrosion-proofing inorganic compounds are injected into the combustion chamber or the flue gas ...
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WO/1995/010545A1 |
The present invention relates to a novel process for the production of fuel and lubricant additives useful as dispersants and multifunctional viscosity modifiers wherein a dihydroxyaromatic compound is alkylated with an olefinic polymer ...
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WO/1995/010582A1 |
A diesel engine is operated on a fuel containing an ashless dispersant additive and the emissions therefrom are passed through a filter trap to remove carbonaceous particulates from the emissions.
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WO/1995/009877A1 |
Ethylene-based copolymers suitable as viscosity improvers for petroleum distillates of a) 50 to 94 wt. % ethylene; b) 3 to 30 wt. % one or more vinyl esters of C2-C6 monocarboxylic acids; c) 3 to 20 wt. % one or more aminoalkylene acryla...
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WO/1995/009220A1 |
Additive composition enhancing the low temperature operability of average distillates beyond -20 �C comprising at least 40 % by weight of a composition consisting of: i) from 60 to 94 % by weight of an antisedimentation additive result...
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WO/1995/007944A1 |
Functional group bearing copolymers (I) consist of: a) 20-60 mol % of at least one monoethylenically unsaturated C4-C6-dicarboxylic acid or its anhydride; b) 10-70 mol % of at least one oligomer of propene or of a branched 1-olefin with ...
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WO/1995/007960A1 |
Hydrocarbon liquids obtained from the isomerisation of slack wax have been found to be superior carrier fluids for additives (e.g., detergents) used in gasolines. They produce reduced amounts of engine deposit and mitigate any tendency t...
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WO/1995/006805A1 |
The invention relates to a process for reducing nitrogen oxides emissions from a diesel engine. The process comprises preparing an emulsion of water (20) and urea (26) in a mixer (24) and then blending the emulsion with diesel fuel (40) ...
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WO/1995/006815A1 |
The proposal is for a process for cleaning a soot filter in the exhaust system of an internal combustion engine powered by diesel fuel via injection pumps (1) and the appropriate pressurised injection lines (11, 14), in which a liquid ad...
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WO/1995/004117A1 |
An antifoam additive for hydrocarbon oils and in particular fuel oils comprises the combination of an antifoam agent and an ashless dispersant.
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WO/1995/004119A1 |
The emission of particulates and unburnt hydrocarbons in the exhaust gas emissions from liquid hydrocarbon fuels, especially diesel fuels and fuel oils is reduced by incorporating into the fuel an effective amount of an oil-soluble alkal...
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WO/1995/003377A1 |
Dispersant, lubricity, cetane improver and/or anti-foam additives are used in combination with copolymeric ethylene flow improver additives to enhance the cold flow properties of fuel oils.
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WO/1995/002655A1 |
A method improves the operation of a diesel engine (10) through the use of a fluel additive in container (50), a diesel particulate trap (20) and an NOx-reducing catalyst in chamber (30). The operation of the NOx-reducing catalyst is enh...
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WO/1995/001411A1 |
A fuel for internal combustion engines and turbines based on hydrocarbons and additives has a sufficient amount of ozonization products. A usual hydrocarbon-containing fuel is ozonized in a manner known per se or a small amount of onzoni...
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WO/1994/029264A1 |
An additive for lubricant or fuel, comprising at least one member selected from substituted hydroxy aromatic ester derivatives represented by general formulae (I) and (II), (wherein R1 through R5 represent each an organic group having si...
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WO/1994/029413A1 |
Ashless dispersants are formed using copolymers of propylene characterized in that they are liquid substantially linear polymers, they have stereo-irregularity in the polymer chain, at least 60 mol percent of the polymer has a terminal v...
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WO/1994/028091A1 |
A method of breaking up deposits laid down in a heating apparatus by combustion of bitumen-based emulsion fuels, comprises the introduction to said heating apparatus during an operational phase thereof a composition containing at least p...
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WO/1994/024500A1 |
In an integral incorporated cascade-type process the cooling mixture from the penultimate stage (1B) of the single cycle compressor (1) is fed into a distillation apparatus (5), the overhead vapour of which is cooled (at 24) to a tempera...
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WO/1994/024231A1 |
Motor fuel and lubricant compositions that contain a poly-1-n alkene amine as additive.
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WO/1994/022987A1 |
Poly(vinyl ether) amines having formula (I), wherein A is an amine moiety having at least one basic nitrogen atom; R1 is a hydrocarbyl group having a sufficient number of carbon atoms to render the poly(vinyl ether) amine soluble in hydr...
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WO/1994/022988A1 |
A fuel composition improves the antiwear and viscosity controlling properties of an internal combustion engine lubricating oil during operation of the engine. Small amounts of the fuel composition combine with the engine lubricating oil ...
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WO/1994/022984A1 |
The invention provides fuel compositions comprising a mixture of a major amount of hydrocarbons in the gasoline boiling range and a minor amount of an additive compound having general formula (I), wherein x is from 2 to 20; y is from 1 t...
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WO/1994/022986A1 |
Poly(vinyl ether) aminocarbamates having formula (I) wherein A is a polyamine moiety having at least one basic nitrogen atom; R1 is a hydrocarbyl group having a sufficient number of carbon atoms to render the poly(vinyl ether) aminocarba...
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WO/1994/022983A1 |
Catalytic metal additives that directly dissolve in gasoline in concentrations providing efficient and economical three-way catalysis of exhaust gases from internal combustion engines. The additives are compounds of noble (e.g., Pt, Pd, ...
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WO/1994/022985A1 |
Poly(vinyl ether) amines having formula (I), wherein A is an amine moiety having at least one basic nitrogen atom; R1 is a hydrocarbyl group having a sufficient number of carbon atoms to render the poly(vinyl ether) amine soluble in hydr...
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WO/1994/021754A1 |
The invention concerns mixtures suitable for use as fuel additives comprising essentially (A) at least one amine, polyamine or alkanolamine having a hydrocarbon group with a mean molecular weight of 500 to 10,000 and (B) at least one pol...
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WO/1994/021755A2 |
Described is the use of ferrocene and/or ferrocene derivatives as an additive to heavy-grade fuels for high-compression, auto-ignition internal combustion engines. This measure reduces functional impairment resulting from sedimentation i...
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WO/1994/020593A1 |
A low emission diesel fuel suitable for use in underground diesel-engined mining equipment comprises a straight run distillate fuel having an end point not greater than 300 �C (about 660 �F), a cetane number in the range of 55 to 60,...
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WO/1994/020548A1 |
Alkenyl or alkyl succinimide additives which are the reaction product of a high molecular weight alkenyl- or alkyl-substituted succinic anhydride and a polyalkylene polyamine having an average of greater than 4 nitrogen atoms per mole, w...
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WO/1994/020592A1 |
Poly(oxyalkylene) hydroxyaromatic ethers having formula (I), or a fuel-soluble salt thereof; where n is an integer from 5 to 100; x is an integer from 0 to 10; R1 and R2 are each independently hydrogen, hydroxy, lower alkyl having 1 to 6...
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WO/1994/017158A1 |
Unleaded aviation gasolines having heats of combustion and octane qualities deemed necessary for use under actual service conditions are formed from blends of specified proportions of aviation alkylate, ether blending agent, a cyclopenta...
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WO/1994/017332A2 |
In this process for more complete burning of waste, the substantially plastic waste is burned in a revolving tubular kiln (9) with the admixture of at least one finely ground solid additive (3, 4, 5) which contains at least one component...
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WO/1994/017160A1 |
A fuel oil composition comprises a major proportion of a liquid hydrocarbon middle distillate fuel having a sulphur concentration of 0.2 % or less by weight based on the weight of the fuel, and a minor proportion of a wear-reducing addit...
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WO/1994/016040A1 |
Additives which improve the low-temperature properties of distillate fuels are the ether-type reaction products of (1) reactive hydrocarbyl halides and (2) an aminoalcohol or mixtures of aminoalcohols, or aminoalcohols/amines.
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WO/1994/015721A1 |
The amount of small airbone particles of rice hull ash is minimized by treating the particles with a coating of vegetable oil and/or glyceride utilizing a screw conveyor (30) and spray nozzles (44). The coating is applied in and on the s...
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WO/1994/014927A1 |
A fuel additive composition comprising: (a) a poly(oxyalkylene) hydroxyaromatic ether having formula (I) or a fuel-soluble salt thereof; where R1 and R2 are each independently hydrogen, hydroxy, lower alkyl having 1 to 6 carbon atoms, or...
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WO/1994/014706A1 |
A fuel additive composition comprising: (a) a poly(oxyalkylene) hydroxyaromatic ether having formula (I) or a fuel-soluble salt thereof; where R1 and R2 are each independently hydrogen, hydroxy, lower alkyl having 1 to 6 carbon atoms, or...
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WO/1994/014925A1 |
Poly(oxyalkylene) hydroxyaromatic ethers having formula (I) or a fuel-soluble salt thereof; where R1 and R2 are each independently hydrogen, hydroxy, lower alkyl having 1 to 6 carbon atoms, or lower alkoxy having 1 to 6 carbon atoms; R3 ...
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WO/1994/014930A1 |
The combination of a poly(oxyalkylene) hydroxyaromatic ether and a poly(oxyalkylene) amine provides unexpectedly superior deposit control performance and fewer combustion chamber deposits than either component individually.
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WO/1994/014926A1 |
Poly(oxyalkylene) hydroxyaromatic esters having formula (I), or a fuel-soluble salt thereof, where R1 and R2 are each independently hydrogen, hydroxy, lower alkyl having 1 to 6 carbon atoms, or lower alkoxy having 1 to 6 carbon atoms; R3...
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WO/1994/014929A1 |
A fuel additive composition comprising: (a) a fuel-soluble aliphatic amine selected from the group consisting of (1) a straight or branched chain hydrocarbyl-substituted amine, (2) a hydroxyalkyl substituted amine, and (3) a straight or ...
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WO/1994/014928A1 |
The combination of a poly(oxyalkylene) hydroxyaromatic ester and an aliphatic amine provides excellent deposit control performance in internal combustion engines.
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WO/1994/013761A1 |
Gel-free dispersant additives for lubricating and fuel oil compositions comprise at least one adduct of (A) alpha-olefin homopolymer or interpolymer of 700 to 10,000 M(Boolean not)n, free radically grafted with an average of from 0.5 to ...
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WO1994013709A2 |
A Koch functionalized product which is the reaction product of at least one polymer having a number average molecular weight of at least 500 and at least one ethylenic double bond per polymer chain, with carbon monoxide and a nucleophili...
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WO/1994/013943A1 |
A passive ferrocene injection system (10) provides a container (12) that defines an internal reservoir holding a quantity of solid phase ferrocene (14). A warming means (16) is provided for maintaining an elevated reservoir temperature s...
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WO/1994/013709A1 |
A Koch functionalized product which is the reaction product of at least one polymer having a number average molecular weight of at least 500 and at least one ethylenic double bond per polymer chain, with carbon monoxide and a nucleophili...
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WO/1994/013718A2 |
Gel-free dispersant additives for lubricating and fuel oil compositions comprise at least one adduct of (A) alpha-olefin homopolymer or interpolymer of 700 to 10,000 M(Boolean not)n, free radically grafted with an average of from about 0...
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WO/1994/013758A1 |
A middle petroleum distillate composition containing a major proportion of middle petroleum distillate and a minor proportion of an additive in a sufficient amount to limit the settling speed of paraffins contained in said middle distill...
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