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| Number | Title | Issue Date |
| 4729821 | In situ activation of catalysts by applied electrical potentials A new method is described for the in situ activation of catalysts. Conductive catalysts or catalyst compositions are treated by applying a relatively high (up to 3,000 vdc), substantially electrostatic, potential to the catalyst while the surface of the c... | 03/08/1988 |
| 4724057 | Process of pretreatment prior to paint coating The surface of a product molded of polyolefin is washed with a fluorine-containing organic solvent such as CCl2 F--CCl2 F or CCl2 F--CClF2 and, thereafter, the product surface is treated with a plasma. Since the... | 02/09/1988 |
| 4690743 | Method for gas synthesis A medium to high BTU fuel gas is synthesized in a closed tank using a diffuse electrical plasma. An electrode is disposed within, and electrically insulated from, an interface between immiscible mixtures of water and oil in the tank. Comminuted fossil fue... | 09/01/1987 |
| 4606799 | Method, and an arrangement, for producing synthesis gases In a method for the production of synthesis or reduction gases from carbonaceous fuels and oxygen-containing gases endothermally reacting with the fuels, the starting products are reacted in a plasma reaction zone. In order to provide a method by which th... | 08/19/1986 |
| 4566961 | Electric arc conversion process Electric arc conversion process in which C1 -C4 alkane is brought into contact with an electric arc and higher molecular weight carbonaceous material is brought into contact with the hot gas derived from the C1 -C4 | 01/28/1986 |
| 4500562 | Di-p-xylylene polymer and method for making the same A method and apparatus for forming an improved poly-p-xylylene film. Solid di-para-xylylene dimer is sublimed in a sublimation furnace at approximately 100° to 200° C. and subsequently conducted to a pyrolysis furnace where it is pyrolyzed to the diradi... | 02/19/1985 |
| 4472172 | Arc gasification of coal A process for the gasification of coal consisting essentially of forming a free-burning arc discharge between at least one anode and a cathode having a conical tip, wherein said arc discharge forms a contraction of the current-carrying area in the transit... | 09/18/1984 |
| 4390595 | Environmentally protected IR windows Transparent IR materials having a plasma polymerized saturated hydrocarbon coating exhibit excellent transmissive characteristics in the IR and exhibit excellent moisture, oxidative corrosion, and abrasion resistance.... | 06/28/1983 |
| 4374179 | Plasma polymerized ethane for interlayer dielectric A plasma polymerized ethane thin film deposited on a variety of substrates has been discovered to be an improved interlayer dielectric. It is a material having property of high dielectric strength and unique low dielectric constant. It also has advantages... | 02/15/1983 |
| 4365587 | Apparatus for forming organic polymer thin films utilizing microwave induced plasmas An apparatus for forming a thin organic film on a substrate which includes a reaction chamber for receiving a substrate on which a thin organic film is to be formed; a microwave discharge tube for supplying the reaction chamber with a carrier gas activate... | 12/28/1982 |
| 4339546 | Production of methanol from organic waste material by use of plasma jet Methanol is produced from an organic waste material such as sewage by a process wherein an arc heater or "plasma jet" performs novel process steps including: (1) partially vaporizing an organic sewage sludge (a semi-liquid material produced by bacterial d... | 07/13/1982 |
| 4318708 | Method of investigation or control of catalysts or catalyst reactions A method of investigation or control of catalysts or catalyst reactions wherein a gas or gas mixture is brought into contact with the catalyst (12). The properties of the catalyst and/or the progress of the reaction depending on the catalyst are determine... | 03/09/1982 |
| 4269896 | Surface passivated alkali halide infrared windows Commercially available alkali halide crystals are passivated in a plasma environment and coated by a plasma polymerization process to form moisture resistant alkali halide cyrstals. Prolonged exposure to high humidity did not cause observable damage to th... | 05/26/1981 |
| 4233132 | Method and apparatus for producing hydrogen Electrodes are immersed within oil which forms a layer over a quantity of water. When current is passed between the electrodes which are held to a predetermined gap from the interstitial surface between the oil and water, water is caused to undergo electr... | 11/11/1980 |
| 4224525 | Apparatus for producing stereo-regular polymers Stereo-regular polymers are produced by forming a moving stream of gaseous monomer having an electric dipole moment, irradiating the monomer with monochromatic light of a wavelength suitable for activating it, and orientating the activated monomer in an e... | 09/23/1980 |
| 4188426 | Cold plasma modification of organic and inorganic surfaces The surfaces of organic and inorganic substrates, such as polyethylene film and metals, respectively, can be modified by cold plasma deposition of difluorocarbene or trifluoromethyl radical specie generated by subjecting precursor vapor, for example, perf... | 02/12/1980 |
| 4144444 | Method of heating gas and electric arc plasmochemical reactor realizing same A method of heating a gas, particularly a chemically reactant ionized gas, designed, in particular, for producing lower olefins and industrial hydrogen from hydrocarbon stock, wherein the gas is mixed with an intermediate heat carrier gas plasma jet and h... | 03/13/1979 |
| 4139439 | Hydrogen isotope separation A method of separating isotopes of hydrogen which comprises subjecting a ture of methane and isotopes of hydrogen in a methane to hydrogen mole ratio from about 1000:1 to about 1:10 to a glow electrical discharge from about 10-3 to about 50eV ... | 02/13/1979 |
| 4013532 | Method for coating a substrate A method and apparatus for coating a substrate with a layer of polymerized material by simultaneous glow discharge polymerization and sputtering is disclosed. A substrate and two electrodes are placed in a chamber which can be evacuated. An appropriate pr... | 03/22/1977 |
| 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 operating temperature therein sufficiently high to produce fre... | 03/01/1977 |
| 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 more positive than the potential at the cathode is applied t... | 03/01/1977 |
