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Matches 351 - 400 out of 528

Document Document Title
JP2002529579A
The invention relates to a method for reprocessing waste oils and producing high-grade base oils, whereby waste oil is treated by means of distillation, thin-film evaporation in a high vacuum, optional fractionation for separation into l...  
JP2002129174A
To provide a synthetic fuel production method and an apparatus therefor whereby supercritical water, carbon precipitation prevention in a heavy oil heating section, and precipitation prevention of an inorganic salt are enabled, and also ...  
JP2002105460A
To provide a treatment method for an oil contaminated with an organic halogen compound whereby a hydrogen sulfide gas is scarcely generated.This treatment method is characterized in that an oil contaminated with an organic halogen compou...  
JP2002509980A
(57) Summary book invention points to the process for extracting organic acid, such as naphthenic acid, a heavy metal, and sulfur from start crude oil, and in this process, (a) Using エトキシル-ized amine and water of sufficient qua...  
JP2002509979A
(57) Summary book invention relates to the process extracted from start crude oil, and organic acid this process, (a) Apply the bottom of sufficient condition to form the oil Nakamizu type emulsion of amine salt for the start crude oil c...  
JP2002047496A
To provide an economical and positive method and an apparatus for removing a hydrocarbon from a waste alkali derived from an alkali scrubber used for refining a decomposition gas within a thermal decomposition unit for thermally decompos...  
JP3247543B2
PURPOSE: To decompose a halogenated aromatic compound into such concentration as incapable of being substantially detected, by keeping the ratio of alkali in a system at an initiating time equal to or above a specific value, when the aro...  
JP2001248085A
To provide a method for treating a flow of a spent caustic alkali generated from processing industries such as a refining and a petrochemistry.This method is for oxidizing a sulfur compound in the flow of the spent caustic alkali and com...  
JP2001055585A
To provide a method for treating petroleum which enables recovery of a lot of value-added fractions having a boiling point lower than that of light oil by cracking a distillation residual oil under the normal pressure, thereby enables th...  
JP2000312886A
To control the corrosion of a metal in use for a container and others with the use of a proper amount of a neutralizing agent by determining the amount of the agent by measuring the hydrogen ion concentration of water which extracted wat...  
JP2000273470A
To provide a removing method of CO2 and H2S from a crude gas obtained by cracking of naphtha, by which a serious disadvantage causing adverse consequence in polymer formation (sedimentation in the discharge shaft, blockage of the inlet c...  
JP2000512319A
(57) -- the of quantity with appropriate summary book invention] -- the IA fellows or -- IIA fellows' oxide, hydroxide, hydrate, or naphthenic acid salt by adding in acid corrosiveness crude oil, Or by blending naphthenic acid salt conte...  
JP2000512318A
(57) Summary book invention is suitable high temperature typically lower than 200 °C about acid all crude oil or its fraction, By making the fault basification detergent of the amount of neutralization of 0.25: 1*10: 1 contact typically...  
JP2000109850A
To efficiently and easily gasify heavy oils and convert them into light oils, to inhibit facility corrosion and environmental pollution by easily converting metal components or sulfuric components contained in heavy oils into harmless in...  
JP2000503040A
(57) -- the of quantity with appropriate summary book invention] -- the IA fellows or -- it is related with the acid crude oil for falling or removing the acidity and corrosiveness, or the disposal method of the fraction by adding IIA fe...  
JPH10511424A
(57) The process of forming the mixture of the oil fractionating thing which summary book invention offers the method of decreasing the metal content in a metal content oil style, and contains such a metal, and the electrolysis medium of...  
JPH10506364A
(57) The method and equipment for desulfurizing the gas output of the distillation under reduced pressure of a summary crude-oil 重質 ingredient. The initial gas mixing thing (8) which should be desulfurized is non-condensable gas, and...  
JPH10114687A
To provide a method for controlling fouling of an alkali scrubber. This method comprises controlling the formation of fouling deposit produced on the surface of an alkali scrubber useful for cleaning of an acidic gas prepared during the ...  
JPH1030093A
To remove sulfur, a metal compound, etc., from a crude oil and use the residue as a fertilizer source. A crude oil is desalted, brought into contact with a large amount of ammonia to transfer sulfur compounds and metal compounds to an am...  
JPH1017874A
To obtain a low-sulfur gas oil having a high lubricity by oxidizing a gas oil fraction contg. at least a specified amt. of naphthalenes with naphthalenes-oxidizing bacteria to thereby bring the sulfur content and alkali extractable conte...  
JPH09217069A
To remove an amine salt-forming substance causing lowering of ability or corrosion of boilers in subsequent recovery of hydrogen sulfide from a hydrogen sulfide-containing fraction by adding an aqueous solution of an alkali to a hydrogen...  
JP2611900B2
PURPOSE: To make a hydrocarbon oil containing a small amount of halogenated aromatic compounds safely handleable by removing the halogen compounds therefrom. CONSTITUTION: A hydrocarbon oil mainly consisting of nonaromatic hydrocarbon oi...  
JP2592660B2  
JPH0948981A
To efficiently and economically decompose/remove nitrogenous compounds and/or chlorinated compounds from a decomposed oil of waste plastics to prepare a refined oil by treating the decomposed oil with steam in the presence of a catalyst....  
JPH08176558A
PURPOSE: To enable the reduction in residual amount of chlorine in an atmospheric distillation step and, thereafter, prevent the corrosion and enable the stable operation of a crude oil refiner by mixing specific wash water with a crude ...  
JPH08504231A
(57) Summary tar, tar products, a distillation residue, a coke oven plant residue, and bottom oil, And it consists of aromatic compounds and other hydrocarbon, or it is a disposal method of the similar organic compound containing other h...  
JPH07289656A
PURPOSE: To decompose a halogenated aromatic compound into such concentration as incapable of being substantially detected, by keeping the ratio of alkali in a system at an initiating time equal to or above a specific value, when the aro...  
JPH0790139B2  
JPH06346068A
PURPOSE: To safely transport an oil while suppressing the environmental pollution caused by the oil. CONSTITUTION: Unrefined oil or refined oil is mixed with fine powder or powder of vegetable and transported in the form of a solid solut...  
JPH06157015A
PURPOSE: To obtain a pitch for carbonaceous materials having a high carbon yield without increasing the softening point by removing a component soluble in an aqueous solution of an alkali from a mixture containing one or more of coal tar...  
JPH0637622B2  
JPH0633361B2  
JPH06501722A
(57)【要約】 本公報は電子出願前の出願データであるため 要約のデータは記録されません。  
JPH0625691A
PURPOSE: To make a hydrocarbon oil containing a small amount of halogenated aromatic compounds safely handleable by removing the halogen compounds therefrom. CONSTITUTION: A hydrocarbon oil mainly consisting of nonaromatic hydrocarbon oi...  
JPH0583595B2  
JPH0470354B2  
JPH0448837B2
Reentry disulphides are eliminated in a continuous process for treating a sour hydrocarbon stream by extracting the mercaptans contained in the hydrocarbon stream 1 with a disulphide-free alkaline solution in an extraction zone 3, oxidiz...  
JPH04146994A
PURPOSE: To improve the ignitability and flammability of a fuel oil by sinking a specified hydrophilic bag in a light fuel oil and making absorbed and removing moisture present in the oil. CONSTITUTION: A hydrophilic bag contg. a water-a...  
JPH03217490A
PURPOSE: To inexpensively, readily and efficiently recover arsenic without eroding a device by bringing an arsenic-containing hydrocarbon into contact with an aqueous solution of water solution sulfide and then separating the resultant w...  
JPH03143993A
PURPOSE: To economically and practically remove oxygen from a hydrocarbon fuel and to improve thermal stability of the hydrocarbon fuel by a constitution wherein a strong reducing agent is continuously introduced into the hydrocarbon fue...  
JPH0390173A
PURPOSE: To obtain dehalogenizing agent convenient to handle, hard to oxidize nor hydrolyze by containing respectively specific amount of specific alkaline metal alcoholate, alcohol, specific polyether and non-halogen hydrocarbon oil. CO...  
JPH0323588B2
A continuous process is disclosed for removing mercaptans from highly olefinic feed streams (1) by extraction with a regenerated aqueous alkaline solution (4). The aqueous extract solution is preferably regenerated (13) by oxidation of e...  
JPH02504523A
PCT No. PCT/DE88/00501 Sec. 371 Date Feb. 20, 1990 Sec. 102(e) Date Feb. 20, 1990 PCT Filed Aug. 18, 1988 PCT Pub. No. WO89/01508 PCT Pub. Date Feb. 23, 1989.Used oils, especially used lube oils, after rough filtering are mixed with an a...  
JPH0232208B2  
JPH0214714A
PURPOSE: To efficiently remove org. sulfur compds. by absorbing and removing mainly CS2 in a first stage from a gas contg. CS2 and COS, then decomposing COS in a second stage, and absorbing in a third stage H2S generated in the second st...  
JPH0214713A
PURPOSE: To efficiently remove org. sulfur compds. in gas by bringing the gas into contact with a catalyst supporting diglycolamine to decompose the org. sulfur compds. and by absorbing and removing H2S produced by the decomposition. CON...  
JPH01304026A
PURPOSE: To selectively remove H2S from a fluid mixture contg. the H2S and CO2 at need by treating the fluid mixture with an aq. soln. contg. high purity triethanolamine. CONSTITUTION: The fluid mixture is treated by the aq. soln. contg....  
JPH01275692A
PURPOSE: To remove ash from a waste engine oil by making use of a simple apparatus to regenerate the waste engine oil as a fuel oil, by conducting a particular reaction of a waste engine oil in a batch reaction tank, roughly separating t...  
JPH01271487A
PURPOSE: To attain effective utilization of resources and obtain a regenerated oil with a high utility value, by a process comprising simultaneously adding phosphoric acid and a particular anionic surfactant or a nonionic surfactant to w...  
JPH0144237B2  

Matches 351 - 400 out of 528