WO2006019329A1 - Electric-arc device - Google Patents
Electric-arc device Download PDFInfo
- Publication number
- WO2006019329A1 WO2006019329A1 PCT/RU2004/000279 RU2004000279W WO2006019329A1 WO 2006019329 A1 WO2006019329 A1 WO 2006019329A1 RU 2004000279 W RU2004000279 W RU 2004000279W WO 2006019329 A1 WO2006019329 A1 WO 2006019329A1
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- chamber
- working chamber
- gas
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- products
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J19/087—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy
- B01J19/088—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy giving rise to electric discharges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/15—Nano-sized carbon materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J2219/0803—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy
- B01J2219/0805—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy giving rise to electric discharges
- B01J2219/0807—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy giving rise to electric discharges involving electrodes
- B01J2219/0809—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy giving rise to electric discharges involving electrodes employing two or more electrodes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J2219/0803—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy
- B01J2219/0805—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy giving rise to electric discharges
- B01J2219/0807—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy giving rise to electric discharges involving electrodes
- B01J2219/0816—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy giving rise to electric discharges involving electrodes involving moving electrodes
- B01J2219/082—Sliding electrodes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J2219/0803—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy
- B01J2219/0805—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy giving rise to electric discharges
- B01J2219/0807—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy giving rise to electric discharges involving electrodes
- B01J2219/0822—The electrode being consumed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J2219/0803—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy
- B01J2219/0805—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy giving rise to electric discharges
- B01J2219/0807—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy giving rise to electric discharges involving electrodes
- B01J2219/0824—Details relating to the shape of the electrodes
- B01J2219/0826—Details relating to the shape of the electrodes essentially linear
- B01J2219/083—Details relating to the shape of the electrodes essentially linear cylindrical
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J2219/0803—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy
- B01J2219/0805—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy giving rise to electric discharges
- B01J2219/0807—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy giving rise to electric discharges involving electrodes
- B01J2219/0837—Details relating to the material of the electrodes
- B01J2219/0839—Carbon
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J2219/0869—Feeding or evacuating the reactor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J2219/0871—Heating or cooling of the reactor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J2219/0873—Materials to be treated
- B01J2219/0881—Two or more materials
- B01J2219/0886—Gas-solid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J2219/0873—Materials to be treated
- B01J2219/0892—Materials to be treated involving catalytically active material
Definitions
- the invention relates to electric arc installations. Most successfully, the present invention can be used to synthesize new chemical compounds.
- the closest analogue of the claimed invention is an electric arc installation for producing fullerenes, described in U.S. Patent No. 5227038 dated July 21, 1991.
- the installation for producing fullerenes contains a sealed metal reactor vessel, in which an evaporative working chamber with horizontally aligned coaxial movable graphite electrodes is placed. The electrodes are electrically connected to an electric power source to create an electric arc.
- the installation also contains means for supplying inert gas to the working chamber in the form of a pipe with a bell located under the zone of the interelectrode gap. Above the interelectrode gap zone, a means was placed for removing products from the working chamber in the form of a massive pipe, enclosed around the perimeter by a spiral water-cooling coil.
- An outlet pipe is connected to the upper part of the housing and connected to a pipe for removing products from the working chamber.
- the outlet pipe outside the reactor vessel is connected to a device for circulating gas.
- This device comprises a gas collection tank equipped with a filter bag for separating and collecting fullerene microparticles removed from the working chamber of the reactor.
- a turbine is located behind the reservoir, which provides the supply of inert gas purified from fullerenes into the pipeline for supplying inert gas to the working chamber of the reactor.
- the carbon electrodes evaporate in an inert gas environment. Evaporated products are removed from the working chamber by a water-cooled product removal means. Formative -? - while the fullerenes are removed with a gas stream from the reactor vessel and captured by the device discussed above, the purified gas is returned back to the working chamber of the installation. The combustion of carbon electrodes is compensated by the drives of their movement.
- this setup provides only the production of fullerenes of one specific formula and cannot provide any other compounds, i.e. it has, like all other well-known electric-fan installations, very narrow functionality.
- the basis of the present invention was the task of developing an electric arc installation, which would be performed in such a way as to ensure the expansion of its functionality, thereby achieving the possibility of obtaining new compounds.
- the problem is solved in that in an electric arc installation containing a sealed metal reactor vessel in which the working chamber is located, horizontally located coaxial movable electrodes electrically connected to a power source to create an arc, means for supplying gas to the working chamber, as well as water-cooled means for removing products from the working chamber, a discharge pipe sealed to the reactor vessel, connected to means for separating and collecting the obtained product, as well as media gas purification, new is that in the reactor vessel behind the means for removing products from the working chamber are additionally made in series with each other, a chamber for introducing additional substances interacting with products from the working chamber, a mixing chamber, as well as a collection chamber the resulting product, which is associated with a discharge pipe.
- Figure 1 presents a block diagram of the inventive electric arc installation
- Figure 2 schematically shows the reactor of the installation, a longitudinal section
- Fig. 3 shows the arrangement of reactor chambers
- the installation consists of a reactor 1 (Fig. 1), an alternating current source 2, an electrode drive 3, a receiving tank 4 for the obtained product, a gas separator 5, a circulation pump 6, purifiers 7 and 8 of the working gas and the blowing gas, respectively, of the tank 9 for the working fluid and means 10 for outputting the finished product, interconnected by pipelines.
- the reactor 1 comprises a horizontally positioned thick-walled cylindrical split housing 11 made of ferromagnetic material (FIG. 2).
- the housing 11 consists of two mirrored cylindrical hollow halves 12 and 13 with flanges 14, between which an annular gasket 15 of electrical insulating material is installed.
- the housing 11 is connected to an AC source 2.
- Inside the halves 12 and 13 of the casing there are curly annular chamber-forming screens 16 of non-magnetic material.
- An annular working chamber 17 is formed in the center of the reactor vessel 11, which is formed by the inclined parts of the screens 16 and the internal end surfaces of the vessel.
- the halves 12 and 13 of the housing 11 are placed coil 18 and 19 of an electromagnet to create a magnetic field, stabilizing arcing electric arc during the operation of the reactor.
- the halves 12 and 13 of the housing made of ferramagnetic material are magnetic circuits.
- coaxial expendable movable electrodes 20 are placed in the means for supplying gas to the working chamber 17.
- the means are made in the form of two tubular gas supply elements 21 and 22 located along the longitudinal axis XX of the cylindrical reactor body 11 .
- the tubular gas supply elements 21 and 22 are located in the end walls of the housing and are located with annular gaps 23 relative to them.
- Two disc-shaped gas manifolds 24 and 25 are located at the outer ends of each of the gas supply elements 21 and 22.
- the disc-shaped gas manifolds 24 are mounted on the end walls of the housing 11 and are connected to the annular gaps 23.
- the disc-shaped manifolds 25 are mounted on the disc-shaped collectors 24 and connected to the interior 26 tubular gas supply elements 21 and 22.
- the gas supply to the working chamber 17 is provided through coaxially located channels, which are formed by the internal spaces 26 of the gas supply yaschih elements 21 and 22, as well as the annular gap 23 between these elements and the walls of the housing 11.
- the nozzles 27 perform the function of guide screens for gas entering through the annular channels 23, which is conventionally called the gas for blowing the walls of the working chamber 17.
- conical nozzles 28 with openings at their apices are installed with a gap relative to them.
- the nozzles 28 perform the function of guide screens for gas entering through the internal spaces 26 of the gas supply elements, which is conventionally called the working gas.
- the electrodes 20 are located along the axis XX inside the gas driving elements 21 and 22 and are installed with the possibility of their movement towards each other in the axial direction.
- the outer ends of the electrodes 20 are placed in the guide bushings 29 with the annular sealing elements 30 and are connected with the actuators 3 of their movement.
- the inner ends of the electrodes 20 are placed in annular electric supplying electrode holders 31 and, passing through the holes of the conical nozzles 27 and 28 towards each other, they are located in the center of the working chamber 17 with a gap between their ends.
- the electrode holders 31 are electrically connected to their halves 12 and 13 of the housing (electrical connections are not shown in the drawings) -
- the discharge chamber 32 is formed by the vertical parts of the chamber-forming screens 16. On its walls are ring water cooling collectors 33.
- annular chamber 34 With nozzles or injectors 35 for introducing additional substances interacting with the products from the working chamber 17.
- the chamber 34 is formed by the ends of the vertical parts of the chamber-forming screens 16 and ring grooves in the initial parts of the flanges 14 of the halves 12 and 13 of the housing 11 reactors.
- the substance interacting with the products from the working chamber is supplied from the annular collectors 36. This substance may be in a liquid or gaseous state and is conventionally called a working fluid.
- An annular mixing chamber 37 is located around the periphery of the annular chamber 34 for introducing additional substances.
- the mixing chamber 37 is formed by annular rectangular cross-sectional grooves in the middle parts of the flanges 14 of the halves 12 and 13 of the reactor vessel 11.
- annular chamber 38 for collecting the obtained product.
- the collection chamber 38 is formed by annular rectangular cross-sectional grooves in the peripheral parts of the flanges 14 halves 12 and 13 of the vessel 11 of the reactor.
- the chamber 38 is connected by a discharge pipe with a receiving tank 4 for the finished product.
- Installation works as follows.
- Consumable electrodes 20 evaporate in an electric arc burning between the ends of the electrodes.
- the pairs of substances that make up the electrodes are mixed with the working gas in the working chamber 17, resulting in the formation of microparticles with desired properties and chemical composition.
- the chemical composition of microparticles is determined by both the composition of the consumable electrodes 20 and the composition of the working gas.
- a blowing gas is used, which differs (in the general case) from the working gas.
- the mixture consisting of microparticles, working gas and blowing gas enters from the periphery of the inner toroidal volume of the working chamber 17 into the cooled annular chamber 22. Moving radially along the chamber 22 from its beginning to the periphery, the mixture of products from the working chamber 17 is cooled to the required temperature. Next, the cooled mixture enters the annular chamber 34, where the working fluid or its vapors are introduced through nozzles or injectors 35, where they are contacted with products from the working chamber.
- annular chamber 34 From the annular chamber 34, a mixture of products from the working chamber. and the additionally introduced substance enters the annular mixing chamber 37. Intensive mixing and interaction with each other takes place in the chamber 37. The resulting product is collected in an annular chamber 38, from where it is discharged from the reactor housing 11 by a discharge pipe into a receiving tank 4.
- Fullerenes are obtained when using consumable electrodes as either pure carbon or carbon with additives.
- helium is used as the working gas.
- a working fluid a liquid is used in which fullerenes dissolve, but which is not subject to chemical changes under the action of microparticles, or a liquid with inertness and anticoagulating properties, such as water or mercury.
- the plant when using pure carbon as the material of the electrodes and water as the working fluid, the plant produces fullerenes of the formula G36 with a useful yield of 87%.
- Example 2 Obtaining micropowders with desired properties.
- the resulting micropowders have a composition determined by the material of the electrodes and the composition of the reacting working gas.
- the size of the microparticles is determined by the gas flow velocity and the distance from the arc to the injection point of the working fluid, at which the microparticle growth processes cease.
- a working fluid a fluid with inertness and anticoagulating properties is used.
- inertness means the property of the working fluid not to undergo any chemical changes under the influence of microparticles and not to enter into a chemical reaction with them.
- the working fluid should also prevent the coagulation of microparticles of powders with the formation of hard-to-break conglomerates.
- the following substances can be used as a working fluid: - fusible metals and alloys, for example, mercury, gallium, tin, cadmium or their alloy;
- Example 3 Obtaining new chemical compounds by the catalytic effect of microparticles on the working fluid.
- the material of the consumable electrodes is used as a catalyst, and the chemical substance in the form of a liquid or its vapor introduced into the injection chamber is used as the starting substance undergoing catalytic conversion.
- the material of the consumable electrodes evaporates in an electric arc in an inert or reaction gas. Evaporative products condense 'in the working chamber with the formation of active microparticles.
- the gas stream containing microparticles is cooled in a discharge chamber to a temperature that excludes thermal decomposition of the converted substance.
- a substance to be catalytically converted in liquid or gaseous form is introduced into the injection chamber.
- the microparticles and the substance are mixed and the starting material is converted to a new one.
- the resulting product which is a mixture of gas, microparticles from the working chamber, the starting material and synthesized compounds, enters the chamber to collect the obtained product, from where it is discharged to the receiving tank. bone.
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2004121545/15A RU2004121545A (en) | 2004-07-15 | 2004-07-15 | ELECTRIC ARC |
RU2004121545 | 2004-07-15 |
Publications (1)
Publication Number | Publication Date |
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WO2006019329A1 true WO2006019329A1 (en) | 2006-02-23 |
Family
ID=35869575
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/RU2004/000279 WO2006019329A1 (en) | 2004-07-15 | 2004-07-16 | Electric-arc device |
Country Status (2)
Country | Link |
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RU (1) | RU2004121545A (en) |
WO (1) | WO2006019329A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9187328B2 (en) | 2009-03-03 | 2015-11-17 | Isis Innovation Limited | Methods and apparatus for the production of carbon-containing materials |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5227038A (en) * | 1991-10-04 | 1993-07-13 | William Marsh Rice University | Electric arc process for making fullerenes |
JPH07187632A (en) * | 1993-12-27 | 1995-07-25 | Nec Corp | Method for synthesizing embracing fullerene and device therefor |
JPH08217430A (en) * | 1995-02-13 | 1996-08-27 | Tokai Carbon Co Ltd | Producing apparatus of fullerenes |
WO2002096800A1 (en) * | 2001-06-01 | 2002-12-05 | Job Joint S.R.L. | Method for producing fullerene-containing carbon and device for carrying out said method |
-
2004
- 2004-07-15 RU RU2004121545/15A patent/RU2004121545A/en not_active Application Discontinuation
- 2004-07-16 WO PCT/RU2004/000279 patent/WO2006019329A1/en active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5227038A (en) * | 1991-10-04 | 1993-07-13 | William Marsh Rice University | Electric arc process for making fullerenes |
JPH07187632A (en) * | 1993-12-27 | 1995-07-25 | Nec Corp | Method for synthesizing embracing fullerene and device therefor |
JPH08217430A (en) * | 1995-02-13 | 1996-08-27 | Tokai Carbon Co Ltd | Producing apparatus of fullerenes |
WO2002096800A1 (en) * | 2001-06-01 | 2002-12-05 | Job Joint S.R.L. | Method for producing fullerene-containing carbon and device for carrying out said method |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9187328B2 (en) | 2009-03-03 | 2015-11-17 | Isis Innovation Limited | Methods and apparatus for the production of carbon-containing materials |
Also Published As
Publication number | Publication date |
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RU2004121545A (en) | 2005-12-20 |
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