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7389753 System and process for improving engine performance  
An integrated system and process for improving internal combustion engine performance consists of four components: (1) an acetone-based fuel additive phase, (2) a fuel pre-heating and polarization...
7364709 Manufacturing apparatus and method for carbon nanotube  
A manufacturing apparatus, including: two electrodes whose forwardmost end portions are opposed to each other; a power supply which applies a voltage between the electrodes in order to generate...
7309404 Manufacturing apparatus and method for carbon nanotube  
Provided is a manufacturing apparatus for a carbon nanotube, including: at least two electrodes whose tips are opposed to each other, and a power supply that applies a voltage between the two...
7153398 Method for producing fullerene-containing carbon and device for carrying out said method  
The inventive method for producing fullerene-containing carbon and the device for carrying out said method relate to the chemical industry and are used for producing fullerenes. Said method for...
7132039 Manufacturing apparatus and method for carbon nanotube  
An apparatus for manufacturing a carbon nanotube includes: at least two electrodes whose tips oppose to each other; a power supply which applies a voltage between the electrodes so as to generate...
6998027 Highly efficient compact capacitance coupled plasma reactor/generator and method  
A compact capacitively coupled electrode structure for use in a gas plasma reactor/generator is disclosed. The electrode structure comprises a parallel plate type anode and cathode spaced to define...
6994830 Reactor for plasma treatment of gases  
In a non-thermal plasma reactor ( 300 ), at least a component of the active material ( 320 ) is selected or modified to provide the capability to adsorb or trap a predetermined chemical species in...
6989083 Method for preparing carbon nano-fine particle, apparatus for preparing the same and mono-layer carbon nanotube  
A graphite cathode and a graphite anode are placed opposite each other through an insulating plate having a notch. A voltage is applied between both of the electrodes to generate arc discharge at...
6884405 Method and device for producing higher fullerenes and nanotubes  
A fullerene/nanotubes mixture is produced during a periodical pulsed auto-regulated action of the electric current arc-discharge in the multi-component hydrocarbon medium with limited fullerenes'...
6884404 Method of manufacturing carbon nanotubes and/or fullerenes, and manufacturing apparatus for the same  
The method of manufacturing carbon nanotubes and/or fullerenes reduces the pressure inside a system to 1.3 Pa or lower, supplies a carboniferous liquid state material to raise the pressure inside...
6855301 Synthesis method for producing carbon clusters and structured carbon clusters produced thereby  
The present invention includes carbon synthesis devices and systems. The invention also includes machines and instruments using those aspects of the invention. The present invention also includes...
6852200 Non-thermal plasma reactor gas treatment system  
A gas treatment system and method for using the same is disclosed. The gas treatment system, comprises: a non-thermal plasma reactor; and a catalyst composition disposed within said non-thermal...
6827823 Nano-carbon and composite material or mixed material containing nano-carbon and metal fine particle and methods for producing and patterning the same  
Described herein is a method of preparing nano-carbon; a method of preparing an electron emitting source by supporting the soot; and an apparatus for preparing the same. A torch electrode 10 of...
6794598 Arc electrodes for synthesis of carbon nanostructures  
An arc electrode structure, for producing carbon nanostructures, which includes a first electrode and two or more second electrodes disposed within a chamber is provided. The electrodes are...
6787002 Compact plasma reactor  
A device for purifying an exhaust gas contains at least one first and one second component with a respective shell and core through which the exhaust flows, as well as with two front faces each. At...
6765949 Carbon nanostructures and methods of preparation  
An electric arc furnace and method for forming tubular carbon nanostructures comprising a first electrode (cathode) and an a second electrode (anode) opposite the first electrode, sources of...
6740224 Method of manufacturing carbon nanotubes  
A process for manufacturing carbon nanotubes, including a step of inducing electrical current through a carbon anode and a carbon cathode under conditions effective to produce the carbon nanotubes,...
6645438 Methods and apparatus for producing fullerenes in large quantities from liquid hydrocarbons  
A method and apparatus for producing fullerenes, in large quantities at an economical cost, from liquid and gaseous hydrocarbons treated by a high energy source in a reactor devoid of oxygen are...
6613198 Pulsed arc molecular beam process  
A process for preparing a material in which a gas mixture is subjected to a a temperature of at least 1,000 degrees Celsius while its pressure increased to at least 1,000 Torr. The pressurized hot...
6455021 Method for producing carbon nanotubes  
The method of the present invention deposits carbon nanotubes by contacting carbon vapor with a non-magnetic transition metal including at least two elements selected from the group consisting of...
6451175 Method and apparatus for carbon nanotube production  
Carbon nanotubes are produced by depositing carbon material from an electrical arc established between a cathode and a carbon anode. A vibrational driver is coupled to the cathode to vibrate the...
6358375 Method and device for producing fullerenes  
The invention relates to a method and a device for the continuous production of carbon black with a high fullerene content. The device essentially consists of a plasma reactor ( 1 ), a downstream...
6321531 Method and apparatus for using free radicals to reduce pollutants in the exhaust gases from the combustion of a fuel  
The invention is directed to an apparatus and a method for the reduction of pollutants in a gas stream containing gas formed from the oxidation of fuel, such as, in the exhaust stream of a...
6299738 Fuel gas production by underwater arcing  
Fuel gas production by underwater arcing bubbles up from the vicinity of the arc and is collected by an overlying hood and used or stored for use as a fuel, as in operation of a cutting or welding...
6261421 Particle-free cathodic arc carbon ion source  
A method and apparatus for vacuum arc deposition of carbon on a substrate inhibits or eliminates emission of contaminating carbon particles in the ion plasma by maintaining an elevated local plasma...
6171451 Method and apparatus for producing complex carbon molecules  
6149775 Method for preparing single layer carbon nano-tube  
There is provided a method for preparing a single layer carbon nano-tube stably and in high preparation efficiency. Helium is introduced from a gas inlet 19 while exhausting inside a vacuum chamber...
6099696 Conversion of carbon or carbon-containing compounds in a plasma  
A process for converting carbon or carbonated compounds in a plasma into carbons having a defined nanostructure consists of a reaction chamber whose head part contains three electrodes, a plasma...
6063243 Method for making nanotubes and nanoparticles  
The present invention is an apparatus and method for producing nano-scale tubes and particles. The apparatus comprises novel electrodes for use in arc discharge techniques. The electrodes have...
6063187 Deposition method for heteroepitaxial diamond  
A method for the growth of diamond on a substrate combines an ECR (Electron cyclotron resonance) MPCVD (Microwave plasma chemical vapor deposition) method with a MPCVD method in one system. A...
6029442 Method and apparatus for using free radicals to reduce pollutants in the exhaust gases from the combustion of fuel  
The invention is directed to an apparatus and a method for the reduction of pollutants in the exhaust stream of a combustion engine. Radicals are produced using a corona discharge in the combustion...
5993761 Conversion of hydrocarbons assisted by gliding electric arcs in the presence of water vapor and/or carbon dioxide  
Method for conversion of hydrocarbons assisted by gliding electric arcs in the presence of water vapor and/or carbon dioxide. The objective of the process and the plasma assistance device to steam...
5876684 Methods and apparati for producing fullerenes  
Fullerenes are synthesized by subjecting carbon in the form of particulates or as the carbon of a liquid or gaseous hydrocarbon, that can be continuously fed to a variety of intense,...
5830326 Graphite filaments having tubular structure and method of forming the same  
A graphite filament which has carbon as a basic structural unit and which have a tubular shape being formed with a helical structure with the carbon hexagons as a main structure and with an outer...
5753088 Method for making carbon nanotubes  
Carbon nanotubes are produced by submerging carbonaceous anode and cathode electrodes in liquid nitrogen or other suitable liquefied materials such as helium or hydrogen, and passing a direct...
5662877 Process for forming diamond-like thin film  
The present invention improves the adhesive property by pretreating under uniform conditions the substrate surface of metal, ceramics or glass etc. with a poor adhesive property, by accelerating...
5591312 Process for making fullerene fibers  
This invention provides a method and apparatus for producing fullerene fibers by establishing an electric field between a needle electrode and an opposing electrode in the presence of carbon and a...
5587141 Method and device for the production of fullerenes  
Soot containing fullerenes is produced by impressing a DC voltage between a carbonaceous anode and a cathode in an airtight chamber maintained in an inert gas atmosphere to cause arc discharge to...
5482601 Method and device for the production of carbon nanotubes  
Carbon nanotubes are produced by successively repositioning an axially extending rod-like carbonaceous anode relative to a cathode surface such that a tip end surface of the anode successively...
5468357 Densification of porous articles by plasma enhanced chemical vapor infiltration  
A porous article is densified by creating a plasma adjacent to the surface of the article and introducing a source of a densifying species into the plasma. The article is electrically biased with...
5417817 Biomass gasification process and apparatus  
An apparatus for a gasification of a biomass liquid solution includes a reaction chamber having a biomass liquid solution therein. The biomass solution includes at least water and carbon. A pair of...
5409584 Electrical method for conversion of molecular weights of particulates  
An electrical apparatus is provided for the conversion of compounds, elements, or mixtures which are in particulate form, into new compounds, elements or mixtures in gaseous, liquid, or particulate...
5405515 Method and apparatus for production of a carbon nitride  
A method and apparatus for the production of a form of carbon nitride with a chemical formula consisting of 3 carbon atoms and 4 nitrogen atoms, and a structure similar to that of beta-silicon...
5395496 Process for the synthesis of fullerenes  
A process is disclosed to synthesize fullerenes in a plasma reactor. It comprises introducing various amounts of carbon halides as the plasma forming gas in a plasma torch capable of producing a...
5275705 Process for making fullerenes  
The present invention relates to an improved process for making fullerenes having greater than seventy carbon atoms. The process involves electrical heating of a low density carbon rod in an inert...
5270029 Carbon substance and its manufacturing method  
A carbon film consisting of diamond powder contains nitrogen and boron therein. In the light of the addition of nitrogen and boron, the diamond is fabricated without growing defects and the film...
5227038 Electric arc process for making fullerenes  
This invention provides a method of generating fullerenes by vaporizing carbon with the heat from an electrical arc and then condensing a soot from which fullerenes may be recovered.
5201986 Diamond synthesizing method  
A diamond synthesizing method introduces a mixed gas of hydrocarbon gas and hydrogen gas into a reaction vessel (9) which is maintained under a pressure of 1 to 100 Torr. A dc discharge is caused...
5192523 Method for forming diamondlike carbon coating  
A method of depositing a diamondlike carbon coating on a substrate. An ionized beam of pure methane or methane and hydrogen, and having an ion kinetic energy in the range of 500-1,000 eV is...
5112458 Process for producing diamond-like films and apparatus therefor  
In a process for producing a diamond-like film which comprises introducing a hydrocarbon feed gas or a feed gas capable of producing a hydrocarbon on decomposition or reaction into a vacuum,...
Matches 1 - 50 out of 130 1 2 3 >