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WO/1993/008436A1 |
The charge of LNG (1) is refrigerated by primary expansion in a turbine (21), direct heat exchange (2) and secondary static expansion (3). The refrigerated charge (4) is fractionated in a denitrogenation column (5) in a gas phase (10) co...
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WO/1993/002828A2 |
Base hydrocarbon gas, preferably LPG gas, is fortified with 6 % to 20 %, preferably 10 % to 15 %, of methyl ethyl ketone, with activated carbon as a catalyst to make an azeotropic mixture. Cutting of ferrous metal can be accomplished eve...
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WO/1993/001153A1 |
Method for the production of gas hydrates for storage and transportation of hydrate forming gases. The gas is pressurized and cooled, whereupon the gas (1b) is supplied to a vessel (6), to which water (7) is added simultaneously to the v...
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WO/1992/020431A1 |
A system and method for separating acid gas from natural gas which utilizes a hybrid membrane system comprising a hydrogen sulfide membrane assembly, an acid gas membrane assembly, and, optionally, a dehydration membrane assembly. This h...
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WO/1992/019532A1 |
A combustible effluent is burned in surplus air in a first area (2) of a thermal reaction stage (1), a first acidic gas flow is injected (13, 43) into the combustion fumes in said area (2), a second acidic gas flow is partially burned (9...
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WO/1992/007921A1 |
The invention relates to a process and installation for producing liquid fuels and raw chemicals from petroleum as part of a refinery process with processing stages for distillation, thermal and/or catalytic cracking and reformation wher...
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WO/1992/004983A1 |
Lining of an element, which constitutes an outer casing (2), by means of another element which constitutes an inner lining (1) for the casing and wherein the materials in the two elements have different coefficients of thermal expansion ...
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WO/1992/004426A1 |
The invention concerns a process and device for gasifying liquid and/or fine-particulate solid materials and/or for reforming a gas, with the addition of a gasification agent, in a reactor (1). In this process, the heat is supplied by he...
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WO/1992/003213A1 |
The invention concerns a process for purifying an oxidation waste gas evolved in a pressurized reaction process and laden with aliphatic and/or aromatic substances, using a waste gas wash. The waste gas to be purified is evolved, in part...
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WO/1992/003214A1 |
The invention concerns a process for purifying an oxidation waste gas evolved in a pressurized reaction process and laden with aliphatic and/or aromatic substances, with at least partial recovery of the energy contained in the waste gas....
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WO/1991/017817A1 |
The invention has regard to a method of adding a malodorant to a consumer gas, such as oxygen, natural gas, propane gas, town gas or some other combustible gas, an odorless, toxic gas or a more or less inert gas distributed to a consumer...
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WO/1991/001361A1 |
The invention presented is a method for catalyzing fuel for powering internal combustion engines. The method comprises admixing with fuel an additive composition comprising at least one fuel-soluble platinum group metal compound in an am...
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WO/1990/007561A1 |
The invention presented involves a method for reducing emissions from or increasing the utilizable energy of fuel for powering diesel, gasoline or gasohol internal combustion engines, the method comprising admixing with the fuel an addit...
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WO/1990/007467A1 |
Methods are disclosed for selectively reducing the levels of hydrogen sulfide and organic sulfides from gaseous and/or liquid hydrocarbon streams, particularly natural gas streams, compromising contacting the streams with a composition c...
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WO/1990/006170A1 |
The disclosure relates to a method of adding a malodorant to a consumer gas which is distributed to a consumer point, in order to render the surroundings aware of the existence of a risk of accident if consumer gas were to leak out into ...
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WO/1990/000589A1 |
In a process for liquefying a natural gas an organic conditioner, e.g., a gaseous hydrocarbon, which is gaseous at ambient conditions is added to the natural gas to shift the bubble point of the natural gas to a selected storage temperat...
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WO/1989/012794A1 |
A continuous process is disclosed for separating components of a hydrocarbon gas stream selected from the group consisting of hydrogen, nitrogen, methane, ethylene, ethane, higher saturated and unsaturated hydrocarbons, and mixtures ther...
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WO/1989/012704A1 |
Water molecules are broken down into hydrogen and oxygen gas atoms in a capacitive cell by a polarization and resonance process dependent upon the dielectric properties of water and water molecules. The gas atoms are thereafter ionized o...
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WO/1989/003009A1 |
A continuous process is disclosed for separating components of a hydrocarbon gas stream (151) which are selected from the group consisting of hydrogen, nitrogen, methane, ethylene, ethane, higher saturated and unsaturated hydrocarbons, a...
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WO/1988/009363A1 |
A process for the transformation of combustible pollutants or waste materials into clean energy and utilisable products, characterised by: submitting the material to be treated to the action of a thermic lance in an airless atmosphere so...
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WO/1988/008833A1 |
After debenzolization (25) and refrigeration (2) producing condensates (4), a gas mixture (1) is washed between 0°C and -45°C by means of a solvent (5) selective of HSS to produce a methane stream (64) of which the H2S partial pressure...
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WO/1987/006221A1 |
Synthesis gas (carbon monoxide and hydrogen) is produced by the sequence of primary and secondary reforming comprising; (a) feeding hydrocarbon-containing gas (8) and steam (8) to a primary reforming zone (1) containing a primary steam r...
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WO/1987/002031A1 |
A gas-liquid extractive stripping process which uses at least one preferential physical solvent in at least one solvent loop, each loop passing through at least two unit operations: extractive-stripping and distillation. At least the fir...
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WO/1987/000518A1 |
A process for processing of an inert-rich natural gas stream with a preferential physical solvent to obtain a specification-grade inert gas product, a specification-grade hydrocarbon gas product, and a specification-grade hydrocarbon liq...
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WO/1986/003492A1 |
A gasoline and diesel fuel additive composition comprising solutions of a fuel-soluble platinum group metal compound in a solvent miscible in the diesel, the platinum group metal complex being present in an amount sufficient to supply fr...
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WO/1986/001220A1 |
A stream of natural gas (13), which is rich in C5+ hydrocarbons and may be wet or dry or sweet or sour, is extracted in two stages (11, 12) with a physical solvent. In the first stage (11), a major portion of the solvent, containing up t...
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WO/1985/002787A1 |
Process for enhancing the efficiency of acid gas scrubbing processes by flashing from the rich absorbent a portion of the acid gases prior to regenerating the sorbents for recycling. The flash is improved when nucleating agents, and opti...
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WO/1985/002522A1 |
A rotary brush (30) has a base (31) and a plurality of fibres (35) projecting from one side (33) of the base. The fibres (35) at the inner region of the brush are sloped inwardly towards the centre of the brush.
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WO/1985/001891A1 |
Mechanical and hydraulic process for the agglomeration of a material or the agglomeration and melting of a plurality of materials in order to produce materials with an improved efficiency (energy gain) together with a reduction of the qu...
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WO/1984/000952A1 |
Process for eliminating hydrogen sulphide contained in a gas to be scrubbed, said process being of the type comprising: (a) a step for reacting hydrogen sulphide with sulphur dioxide in a common solvent; (b) a step for the absorption of ...
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JP2024072558A |
The present invention provides an alternative fuel gas for coke ovens that can suppress coking, and a method for keeping a coke oven warm using the same. Low calorific value is 6000~25000kcal/Nm3The first gas, inert gas and low calorific...
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JP2024520910A |
The heavies removal heat exchanger cools at least a portion of the feed gas stream. The scrubbing section receives the cooled main feed gas stream. The stripping section receives a fluid stream from the scrubbing section. The stripping g...
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JP2024069994A |
A gas cutting apparatus for cutting steel material in a hot working process using hydrogen gas as a fuel gas. [Solution] A steel material cutting device 1 includes a fuel gas supply source including a hydrogen gas supply source, an oxyge...
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JP2024069688A |
[Problem] To provide a transportation system that can efficiently transport renewable energy from power generation facilities located in remote areas to hydrogen energy consumption areas with low environmental impact. The system comprise...
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JP2024518340A |
The present invention relates to the use of naphthenic imidazolines to inhibit the formation of natural gas hydrates, and to compositions containing said naphthenic imidazolines. The composition includes a naphthenic imidazoline and a mo...
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JP7476885B2 |
A gas separation system includes: a first gas separation membrane unit; a second gas separation membrane unit; a material gas feed line connected to a gas inlet port of the unit; a first compressor interposed to the line; a first connect...
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JP7468822B1 |
A raw material mixed gas supply line 13 is connected to the gas inlet of the first gas separation membrane unit 11. The non-permeable gas discharge port 11b of the first gas separation membrane unit 11 and the gas inlet of the second gas...
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JP2024054103A |
[Challenge] CO2H from a gas mixture containing2A method for selectively separating S is disclosed. A stream of gas mixture is contacted with an absorbent solution containing one or more amines, alkanolamines, hindered alkanolamines, capp...
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JP2024049141A |
[Problem] To efficiently dissolve organic matter in a biogas generation system. [Solution] A dissolution tank for decomposing organic waste by facultative anaerobic bacteria to produce a solution in which organic matter is dissolved; an ...
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JP2024048461A |
An object of the present invention is to provide a biogas power generation system that utilizes exhaust heat from a biogas power generation device and has high gas generation efficiency. [Solution] A biogas power generation system (1) in...
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JP2024035217A |
[Problem] When producing a primary fuel gas containing methane as a main component by causing a methanation reaction between hydrogen and carbon oxides in the presence of a methanation catalyst, the reaction requires extremely high press...
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JP7447275B2 |
The present invention relates to a novel heterogeneous catalyst for selective carbon dioxide methanation reaction having high activity and long-term stability, wherein the catalyst comprising of at least one alkali promoter metal, active...
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JP7437659B2 |
To provide a combustion system capable of suppressing discharge of carbon dioxide and reducing exhaust gas amount released to the atmosphere and eliminating waste in each facility.A combustion system in the present invention includes: a ...
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JP2024508068A |
The present invention can significantly improve both LPG and soot combustion, increasing flame temperature, faster heating, shortening cooking time, and lowering fuel consumption. Disclosed are homogeneous cerium (Ce) catalyst compositio...
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JP2024024525A |
[Challenge] CO with low concentration of sulfur compounds2To provide a method for efficiently converting hydrocarbons into hydrocarbons. [Solution] CO2and CO with a low concentration of sulfur compounds from by-product gas containing sul...
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JP2024506144A |
The present invention aims to reduce CO from methane-containing gas.2The method relates to a method for removing CO as an impurity.2A step of supplying a methane-containing gas (103) containing methane-containing gas (103), cooling the g...
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JP2024018456A |
The present invention provides a gas separation method for separating carbon dioxide and gaseous substance A while obtaining a high recovery rate of gaseous substance A, and a method for producing purified gas. [Solution] Gas separation ...
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JP2024018448A |
The present invention provides a gas separation method, a purified gas production method, and a gas separation device that efficiently separate carbon dioxide and gaseous substance A with less power. [Solution] A gas separation method fo...
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JP2024018903A |
An object of the present invention is to provide a liquid foreign matter removal device that requires no maintenance and can increase the operating rate of the device. A liquid foreign matter removal device 1 removes liquid foreign matte...
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JP2024504798A |
The present invention describes a method and system for producing hydrogen-containing product gas 44,45 using energy from waste. The method includes conveying waste 12 from a waste supply 10 to a boiler 22 of a waste incinerator, combust...
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