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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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5911885 |
Application of microwave radiation in a centrifuge for the separation of emulsions and dispersions
A method and apparatus for applying microwaves to flowable materials within a centrifuge are disclosed. The simultaneous application of microwaves and centrifugation to flowable materials may be...
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5902915 |
Process for producing liquid hydrocarbons
A process for producing liquid hydrocarbons from hydrocarbon materials is disclosed. The hydrocarbon materials are heated to a temperature above 400° C. thereby producing a gas stream. A gaseous...
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5055180 |
Method and apparatus for recovering fractions from hydrocarbon materials, facilitating the removal and cleansing of hydrocarbon fluids, insulating storage vessels, and cleansing storage vessels and pipelines
The method and associated apparatus for recovering fractions from hydrocarbon material, comprising the steps of generating electromagnetic energy generally in the frequency range of from about 300...
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4954246 |
Slurry-phase gasification of carbonaceous materials using ultrasound in an aqueous media
A process for slurry-phase gasification of carbonaceous feedstock materials is provided wherein feedstock materials are combined with a liquid to form a feedstock slurry. Product gases are formed...
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4790910 |
Apparatus for extracting hydrocarbons from tar sands
An apparatus and method for extracting hydrocarbons from tar sands. Stationary heater plates have a central opening therethrough through which a horizontal axle extends. Rotors having a central hub...
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4772379 |
Extraction and liquefaction of fossil fuels using gamma irradiation and solvents
A new technology for the extraction of liquid hydrocarbon products from fossil fuel resources such as oil shales, tar sands, heavy oils and coals which comprises the mixing of a donor solvent with...
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4495057 |
Combination thermal and solvent extraction oil recovery process and apparatus
A combination process disclosed utilizes a thermal (pyrolysis) operation (12) and solvent extraction operation (11) that operate simultaneously on an infeed of crushed tar sand (13). In a heat...
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4487683 |
Acetylene from coal and an electric arc
A process for producing hydrocarbons suitable for use as a chemical feedstock uses coal (10) and methane-rich gas (56) as raw materials. The coal and gas are heated over 6000° F. (3316° C.) in...
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4477332 |
Solubilization of carbonaceous material
Pulverized carbonaceous material such as coal while flowing through a reactor dispersed in a carrier gas substantially transparent to radiant energy and at atmospheric pressure is heated, typically...
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4443322 |
Continuous process and apparatus for separating hydrocarbons from earth particles and sand
Earth and sand containing bitumen, tar, and/or oil is broken down to particle sizes that can be suspended in water as a carrier for the particles, so that the suspension can be pumped upwardly...
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4430175 |
Process for the electrochemical conversion of coal and use of the reaction products
Ground coal is dispersed in an aqueous electrolyte and is alternately oxidized anodically and reduced cathodically. The reaction gases and the liquid hydrocarbons obtained and other volatile...
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4430160 |
Process for enhancing the thermal decomposition of solid matter
Enhancement of thermal decomposition of solid matter by applying a high voltage but low power electrical field across said solid matter simultaneously with heating of the solid matter.
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4428821 |
Oil shale extraction process
Hydrocarbon liquids are recovered from kerogen-containing oil shale by treating the oil shale with gaseous ammonia or a gaseous aliphatic amine prior to or during contact of the oil shale with an...
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4419214 |
Process for the recovery of shale oil, heavy oil, kerogen or tar from their natural sources
A method of recovering hydrocarbon substances such as oil and tar from naturally occurring mineral matter such as oil shale and young coal ranks, which comprises subjecting the natural mineral...
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4408999 |
Coal and oil shale beneficiation process
Coal, oil shale and similar carbonaceous solids are beneficiated by subjecting the solids to electromagnetic radiation having a frequency between about 0.1 MHz and about 10 5 MHz in the presence...
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4401553 |
System and method for lowered hydrogen sulfide emissions from oil shale
Improved process and system for reducing the amounts of hydrogen sulfide emitted during pyrolysis of oil shale. At the elevated temperatures of oil shale pyrolysis, iron pyrite is converted to...
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4388179 |
Magnetic separation of mineral particles from shale oil
Oil shale mineral solids are separated from a fluid in a process comprising heating the mineral solids to at least the magnetic transformation temperature of a portion of the solids and thereafter...
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RE31241 |
Method and apparatus for controlling fluency of high viscosity hydrocarbon fluids
A method and apparatus for controlling the fluency of hydrocarbon fluids having a kinematic viscosity in the range of 350 seconds Saybolt Universal to 10,000 seconds Saybolt Universal at 100° F....
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4382850 |
Solar retorting of oil shale
An apparatus and method for retorting oil shale using solar radiation. Oil shale is introduced into a first retorting chamber having a solar focus zone. There the oil shale is exposed to solar...
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4376034 |
Method and apparatus for recovering carbon products from oil shale
A method and apparatus for recovering and simultaneously partially refining hydrocarbon products such as liquid oil, oil vapor and combustible and noncombustible gases from oil shale, by subjecting...
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4376033 |
Method for recovering shale oil from shale
An improved method and apparatus for recovering shale oil from shale wherein the shale is mined, crushed and pyrolized electrically in surface facilities by induction in a chamber made up of a...
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4359451 |
Desulfurization of carbonaceous materials
Solid carbonaceous material, especially coal or coal char, is desulfurized by treatment with a limited amount of hydrogen to convert the organic sulfur to sulfide sulfur at an elevated temperature....
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4358629 |
Method of producing acetylene from coal
This invention relates to the conversion by way of decomposing a solid carbonaceous matter to acetylene. Specifically, the invention teaches selecting the operating conditions which will produce...
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4344839 |
Process for separating oil from a naturally occurring mixture
A process for separating hydrocarbons from naturally occurring mixtures comprising minerals and inorganic materials originating from rock admixed with oil, for example tar sands and oil shales. The...
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4332667 |
Liquefaction process for solid carbonaceous materials containing alkaline earth metal humates
An improved liquefaction process wherein wall scale and particulate agglomeration during the liquefaction of solid carbonaceous materials containing alkaline earth metal humates is reduced and/or...
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4326945 |
Coal liquefaction process
A process for liquefying coal by subjecting bituminous coal particles to electromagnetic wave energy and having wavelengths of from about 0.001 to about 100 A and recovering valuable liquid...
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4304656 |
Method for extracting an oil content from oil shale
A method for extracting an oil content from oil shale by compressing powdery grains of oil shale while applying ultrasonic waves to these powdery grains to separate the oil content from the powdery...
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4252189 |
Vibratory method for minimg shale oil or the like
Shale having kerogen deposits therein is exposed to a liquid carrier medium such as water or distillate. High level vibratory energy is applied to the kerogen carrying shale and the liquid to cause...
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4204923 |
Method and apparatus for recovery of hydrocarbons from tar-sands
Method and apparatus for releasing bitumen components of an earth aggregate by establishing a current flow within an electrolyte contained in a volume of the aggregate which has been isolated from...
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4187167 |
Method and apparatus for the extraction and recovery of hydrocarbons from petroleum bearing materials
The invention relates to a method and apparatus for the extraction of petroleum from tar sands, bituminous shale, and other petroleum bearing materials, and the separation of the extracted...
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4180452 |
Method for hydrogenation of coal
A method for hydrogenating coal to produce benzene and other gas and liquid products. In the process, the coal is pulverized and dried, and then saturated with methanol. The methanol saturated coal...
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4169128 |
Coal liquefaction apparatus
Disclosure is made of an apparatus for reacting carbonaceous material with heated hydrogen to form hydrocarbon gases and liquids suitable for conversion to fuels wherein the reaction involves...
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4151067 |
Method and apparatus for acquisition of shale oil
A method and apparatus for the acquisition of emulsified shale oil from oil shale, by the granulation thereof, admixing of an emulsifier (water) therewith and by the subjection of vibration (sonic)...
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4136014 |
Method and apparatus for separation of bitumen from tar sands
Method and apparatus for separation of bitumen from tar sands involving an electric flotation cell formed of a container in which is placed a charge of unseparated tar sand to a first level and...
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4118282 |
Process and apparatus for the destructive distillation of high molecular weight organic materials
A process and apparatus for the destructive distillation of high molecular weight organic materials such as organic wastes, particularly those containing hydrocarbon groups, using ultrasonic and...
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4108759 |
Process and apparatus for converting coal into oil and other coal derivatives
Process and apparatus for the gasification and liquefaction of bituminous type coal to produce fuel oil, including gasoline, and other liquid coal derivatives. The process includes the steps of...
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4090945 |
Method of operating an oil shale kiln
Continuously determining the bulk density of raw and retorted oil shale, the specific gravity of the raw oil shale and the richness of the raw oil shale provides accurate means to control process...
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4054506 |
Method of removing bitumen from tar sand utilizing ultrasonic energy and stirring
A method of removing bitumen from tar sand for subsequent recovery of the bitumen. The method comprises contacting tar sand with an excess of solvent in which the bitumen is soluble, said...
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4052293 |
Method and apparatus for extracting oil from hydrocarbonaceous solid material
A closed self-contained system (method and apparatus) for efficiently extracting oil and other hydrocarbons from oil-bearing hydrocarbonaceous solid material, which may be preheated to remove water...
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4010090 |
Process for converting naturally occurring hydrocarbon fuels into gaseous products by an arc heater
A process for converting naturally occurring hydrocarbon fuels into gaseous products characterized by the steps of introducing a hydrocarbon gas into the arc chamber of an arc heater having an...
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4010089 |
Reacting coal
Apparatus and method for reacting coal with hydrogen to provide hydrocarbon products. In a container having an anode and a cathode spaced therefrom, an electric potential about 200 to 1000 volts...
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3985637 |
Process for separating and recovering liquid products from solid and liquid substances
A substance to be treated for the production therefrom of useful products (usually decomposition products) is formed into a bed on a perforate support, the bed having a thickness of up to about one...
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3870611 |
Processing of coal to produce liquid and vaporous hydrocarbons
Liquid and vaporous hydrocarbons are formed from coal by initially forming an aqueous slurry of comminuted coal and thereafter passing the aqueous slurry through a high energy zone -- such as...
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3652447 |
PROCESS FOR EXTRACTING OIL FROM OIL SHALE
Pyrolytic recovery of shale oil by passage of pulsed, laser beams through a body of crushed shale housed in an enclosure from which gaseous products are withdrawn by a vacuum pump. Operation of the...
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3503865 |
COAL LIQUEFACTION PROCESS
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3497005 |
SONIC ENERGY PROCESS
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3477942 |
HYDROCARBON FUELS FROM COAL OR ANY CARBONACEOUS MATERIAL
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3475279 |
RECOVERY PROCESS AND APPARATUS
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3463310 |
SEPARATION METHOD
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