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7597728 |
Method and apparatus for using recycled oil as fuel
A method for using recycled lubricating oil as a fuel source includes receiving prepared recycled lubricating oil, filtering the recycled lubricating oil through a first filter. The recycled oil is...
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7497943 |
Additives to enhance metal and amine removal in refinery desalting processes
It has been discovered that metals and/or amines can be removed or transferred from a hydrocarbon phase to a water phase in an emulsion breaking process by using a composition that contains...
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7488412 |
Honeycomb structural body, honeycomb filter, and method of manufacturing the structural body and the filter
There is disclosed a honeycomb structural body ( 1 ) comprising: a plurality of through channels ( 3 ) formed by a plurality of partition walls ( 2 ) in an axial direction. The honeycomb structural...
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7378012 |
Method for reforming lubricating oil used in lubricating an engine with a sliding region
A method for reforming a lubricating oil which includes holding stably a container ( 6 ) containing a lubricating oil ( 5 ) on a stand ( 4 ) being insulated from the earth with four high-voltage...
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7288685 |
Production of olefins from biorenewable feedstocks
A process for producing olefins from biorenewable feedstocks has been developed. The process comprises first pretreating the feedstock, e.g. vegetable oil, to remove contaminants such as alkali...
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7267760 |
Method of removing contaminants from used oil
In a method of removing acidic compounds, color, and polynuclear aromatic hydrocarbons, and for removing or converting hydrocarbons containing heteroatoms from used oil distillate, phase transfer...
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7261808 |
Upgrading of pre-processed used oils
A process to further upgrade a pre-processed used lubricating oil by:
(a) contacting the partially upgraded used oil in the presence of hydrogen with a hydrodemetallization catalyst; (b)...
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7255785 |
Apparatus and process for treatment of waste oils
An apparatus and a process for reclaiming fuel oils from waste oils. The apparatus and process is characterized in that waste oils are thermally cracked by combination of high pressure and vacuum...
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7241377 |
Salt bath refining
A process for heating thermally unstable or difficult to heat liquid feeds, e.g., used lubricating oil (ULO) to dehydrate and/or recover distillable components therefrom, is disclosed. The liquid...
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7232935 |
Process for producing a hydrocarbon component of biological origin
The invention relates to a process for producing a hydrocarbon component of biological origin. The process comprises at least two steps, the first one of which is a HDO step and the second one is...
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7226533 |
Process for re-refining used oils by solvent extraction
A process to re-refine used petroleum oils by extraction with aliphatic solvents, wherein after eliminating the extract solvent, the process consists of the following treatments, (a) flash,...
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7208079 |
Process for the treatment of waste oils
A process for the treatment of waste oil comprises the steps of (a) supplying a stream of the waste oil to a dehydrator to dehydrate the waste oil and obtain a stream of dehydrated waste oil; (b)...
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7150822 |
Five degrees for separation
A process for heating thermally unstable or difficult to heat liquid feeds, e.g., used lubricating oil (ULO) to dehydrate and/or recover distillable components therefrom, is disclosed. The liquid...
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6929737 |
Method of removing contaminants from petroleum distillates
In a method of removing acidic compounds, color, and polynuclear aromatic hydrocarbons, and for removing or converting hydrocarbons containing heteroatoms from petroleum distillates, phase transfer...
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6821413 |
Method and apparatus for continuous separation and reaction using supercritical fluid
A method for the continuous process of fluids is based on mixing the fluid with a supercritical fluid. The mixing of the two fluids may be accomplished using either a co-flow or counter-flow...
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6729145 |
Process plant
A process plant ( 1 ) for handling combustibles fluids, for example an oil production plant in which gaseous hydrocarbons are separated from oil and in which surplus gases or residual gases from...
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6712954 |
Method for reprocessing waste oils, base oils obtained according to said method and use thereof
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,...
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RE38366 |
Oil re-refining method and apparatus
A method and apparatus for re-refining used oil, in which the used oil is processed in at least one cyclonic vacuum evaporator comprising a void evaporation chamber ( 4 ) into which feedstock is...
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6589417 |
Thermal apparatus and process for removing contaminants from oil
Used oil is treated in a reactor to remove contaminants. The reactor comprises a rotating vessel housed within a heating chamber. The inside of the vessel is indirectly heated by conduction through...
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6485632 |
Apparatus and method for reclaiming waste oil for use as fuel for a diesel engine
An apparatus and method for reclaiming waste oil for use as fuel for a diesel engine. A mixing tank is provided, along with a waste oil transfer pump for supplying waste oil to the mixing tank, a...
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6447672 |
CONTINUOUS PLURAL STAGE HEATED VAPOR INJECTION PROCESS FOR RECOVERING LUBE OIL BASE STOCKS FROM USED MOTOR OIL FORMULATIONS, AND ASPHALT BLEND COMPOSITIONS CONTAINING USED MOTOR OIL BOTTOMS FROM SAID PROCESS
A continuous, hot vapor injection process and apparatus is provided for recovering lube oil base stocks from used lubricating oil containing distillable liquid hydrocarbons and water. Also...
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6440298 |
Method of reclaiming waste oil
An apparatus and a method are provided reclaiming a useful oil product from waste oil, such as used lubricating oil. The apparatus comprises an oil feed means, a boiler, a heater and a separating...
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6402938 |
Vaporization of used motor oil with non-hydrogenating recycle vapor
Used Motor Oil is re-refined by direct injection of a superheated, non-hydrogenating recycle vapor. The process operates at low pressures, preferably from atmospheric—10 atmospheres absolute....
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6402937 |
“Pumped” recycle vapor
A process for the direct contact heating and vaporization of UMO is disclosed. A superheated, but condensable, vapor heats and vaporizes distillable liquid hydrocarbons from a waste motor oil...
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6395166 |
Method of reclaiming used motor oil for further use
A method of reclaiming used motor oil for further use is disclosed comprising (a) admixing used impurity laden motor oil with an effective amount of acetone as a flocculating agent and an effective...
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6372122 |
Method of removing contaminants from petroleum distillates
In a method of removing acidic compounds, color, and polynuclear aromatic hydrocarbons, and for removing or converting hydrocarbons containing heteroatoms from petroleum distillates, phase transfer...
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6287455 |
Purifier for lubricating oil or hydraulic oil
The present invention provides a means of removing water, antifreeze and fuel from lubricating or hydraulic oil by evaporating these impurities and venting them out of the purifier. The oil is...
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6270678 |
Method for treating alkaline waste water
The present invention relates to a method of treating alkaline waste water originating from washing spent oil which has undergone an alkaline treatment with water and which contains organic...
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6270657 |
Asphalt blend compositions containing used motor oil and asphalt pavement compositions containing said asphalt blend compositions
An asphalt blend composition containing an asphalt component and a bottoms fraction from a used motor vaporization process of the above process, and a pavement composition comprising aggregate and...
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6258332 |
Apparatus and method for collecting and recycling a petroleum by-product
The present invention provides for an apparatus and method for collecting and recycling a petroleum by-product such as hydrocarbon residue from crude oil. The apparatus comprises a container having...
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6191077 |
Method of cleaning liquid cooling lubricants
A method of cleaning mineral-oil-based liquid cooling lubricants in which the cooling lubricants, which are continuously circulated in metal-working plants, are cleaned by a deposition filtration...
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RE36922 |
Process of used lubricant oil recycling
A used lubricant oil recycling process is disclosed in which a used lubricating oil is injected to a delayed coker downstream of the coker furnace whereby the used oil is thermally cracked into...
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6132596 |
Process and apparatus for the treatment of waste oils
The present invention is directed to a process and apparatus for the reclaiming and re-refining of waste oils. The process comprises raising a temperature of a feed mixture of fresh waste oil and a...
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6126843 |
Process for the antimicrobial treatment of cooling lubricants
A process for treating cooling lubricants to prevent attack by microorganisms using crospovidone-iodine as biocidal substance, wherein the cooling lubricant to be treated is brought into contact...
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6117309 |
Method of rerefining waste oil by distillation and extraction
A process for recovering a base oil of lubricating viscosity from used oil in which, following optional pretreatment, used oil is re-refined by distilling it in distillation apparatus having...
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6106699 |
Process for de-chlorinating and de-fouling oil
The invention is directed to a process of reducing the chlorine content of oil as well as its propensity to foul during subsequent distillation processes. The process heats the oil to a temperature...
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6068759 |
Process for recovering lube oil base stocks from used motor oil formulations, asphalt blend compositions containing used motor oil bottoms from said process, and asphalt pavement compositions containing said asphalt blend compositions
A process is provided for recovering lube oil base stocks from used lubricating oil formulations containing base oil stock and organo-metallic component which obviates preseparation of water and...
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6024880 |
Refining of used oils using membrane- and adsorption-based processes
Disclosed is a method suitable for treating used oil to remove contaminants including ash and color contaminants therefrom to provide a purified oil product. The method comprises the steps of...
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6013174 |
Process to remove ash-forming contaminants from used oil
Simple, economical process for removing ash-formers from used oil, to reduce materially the ash content value of the reclaimed oil and enhance its value substantially.
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5976357 |
Purification of oil
The present invention relates to a method for purification of oil which is contaminated with particles of random density and/or water. A collection polymer or polymer mixture which is insoluble in...
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5948242 |
Process for upgrading heavy crude oil production
A process for upgrading heavy crude oil production is described which involves adding a diluent, or solvent, which is a light hydrocarbon to reduce the viscosity and specific gravity of the crude...
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5919353 |
Method for thermally reforming emulsion
In a method for thermally reforming an emulsion, comprising removing water and an alkali metal or alkaline earth metal salt contained in an oil-in-water type emulsion of a tarry material or a heavy...
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5904838 |
Process for the simultaneous conversion of waste lubricating oil and pyrolysis oil derived from organic waste to produce a synthetic crude oil
A process for the simultaneous conversion of waste lubricating oil and pyrolysis oil derived from organic waste to produce a synthetic crude oil by means of contacting the combined feed with a hot...
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5900155 |
Method and apparatus for reconditioning oil of vehicles
An apparatus for on-site engine oil reconditioning comprises an apparatus configured and arranged for changing oil by removing spent oil from, and introducing reconditioned oil into an internal...
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5888375 |
Method of treating oil sludge
A method of treating oil sludge and an apparatus for carrying out same, whereby oil of good quality and inorganic harmless slag can be easily obtained. The method includes agitating oil sludge in...
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5885444 |
Process for converting waste motor oil to diesel fuel
A process for thermally cracking waste motor oil into a diesel fuel product is provided. The thermal cracking process uses low temperature cracking temperatures from 625° F. to 725° F. with...
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5871618 |
Apparatus for reclaiming fuel oil from waste oil
Disclosed is an apparatus and a process for reclaiming fuel oil from waste oil. The apparatus comprises a thermal cracking unit for cracking the high boiling hydrocarbon material into lighter,...
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5853563 |
Treatment of waste petroleum
A treatment of waste petroleum (60,70) is disclosed by decoupling association of the petroleum component to contaminants by solvent treatment (92,94) of the petroleum component, followed by...
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5820748 |
Safe removal of gasses, water and solvents from used lubricating oils with vacuum apparatus under mild temperature conditions
Gasses, water and solvents, major contaminants in used lubricating oils, can be removed from used lubricating oils at mild temperature conditions under vacuum. Apparatus in which the removal can...
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5814206 |
Passive acid tar neutralization process
An improved process for neutralization of acid tars employs a bulk neutralizing agent having a specific gravity greater than that of the acid tar to be neutralized. The bulk neutralizing agent,...
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