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| Number | Title | Issue Date |
| 4019064 | High intensity ionic bombardment reactor for thermochemical treatment processes A high intensity ionic bombardment reactor for submitting a member to a thermochemical treatment process of the type comprising a current duct or conductor forming a support for said member and having the form of a cylindrical metal rod, and an insulant f... | 04/19/1977 |
| 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 |
| 3992495 | Method of manufacturing a semipermeable membrane from a water-soluble polymeric resin Ultrathin membranes for separating substances are obtained by exposing shaped articles comprising a water-soluble polymer or a mixture of a water-soluble polymer and water-insoluble polymer to a plasma of a gas selected from helium, argon, nitrogen, hydro... | 11/16/1976 |
| 3974750 | Method and apparatus for neutralizing electrostatic charges of filter material for smokers' products Successive filter rod sections which are produced in a filter rod making machine are caused to pass through a body of ionized air before they leave the machine. This insures that ionized air destroys the electrostatic charges which the non-conductive wrap... | 08/17/1976 |
| 3973132 | Apparatus for the treatment of non-conductive foils or like thin sheeting Apparatus for the treatment of non-conductive foils or the like by subjecting them to a corona discharge of the type including two elongated electrodes with a gap between them and means for passing the foil or other sheeting through the gap has one of its... | 08/03/1976 |
| 3967027 | Stable electret retaining a high surface potential and method of making the same A layered electret retaining a high surface potential for a prolonged period of time or substantially permanently consisting of a laminate of a plurality of unit electrets which are formed of a sheet of a synthetic plastic material, each side of the lamin... | 06/29/1976 |
| 3966999 | Method of processing an organic high molecular weight film The invention disclosed relates to an improved method for glow discharge treatment of organic high molecular weight film. When glow discharge treatment is effected in the presence of an organic monomer vapor, the deposit coating is found to be uniform thr... | 06/29/1976 |
| 3962057 | Method of imparting contrast to a microscope object The method of imparting contrast to the surface of an object to be viewed microscopically comprises the steps of introducing the object into a vacuum chamber, connecting the object to the positive pole of a high voltage d.c. source, evacuating the chamber... | 06/08/1976 |
| 3959104 | Electrode structure for generating electrical discharge plasma An electrical plasma discharge is established between adjacent tubular electrodes of an electrode structure having a stacked array of rows of tubular electrodes of opposite polarity row-by-row. A substrate is moved through the electrode structure along se... | 05/25/1976 |
| 3959105 | Process for the production of hydrophilic surfaces on silicon elastomer articles An article composed of a silicon elastomer and which includes activated silicon dioxide as a filler is subjected to ion bombardment. The nature and energy of the ions are such that certain regions of the outer silicone elastomer layers of the articles are... | 05/25/1976 |
| 3959661 | Apparatus for purifying exhaust gases containing ionizable and oxidizable components Apparatus for purifying exhaust gases having ionizable and oxidizable gaseous components including an exhaust chamber having the exhaust gases flowing therethrough, a particle filter mounted in the chamber, a plurality of spaced electrodes located in the ... | 05/25/1976 |
| 3957606 | Electrochemical production of substituted pyridines A process for preparing pyridine derivatives, particularly dipyridyls which are intermediates for the production of herbicides and photographic and metal treatment chemicals, comprises passing an electrical discharge, preferably a silent electrical discha... | 05/18/1976 |
| 3955012 | Method for manufacturing medical articles composed of silicone rubber coated with collagen Medical articles composed of silicone rubber coated with collagen to be used in living body, are manufactured by subjecting a surface of shaped articles composed of silicone rubber to a spark discharge, coating the thus treated surface with an acidic aque... | 05/04/1976 |
| 3954585 | Synthesis of trifluoromethyl-substituted compounds Trifluoromethyl-substituted compounds are formed in a corona discharge or glow discharge plasma of trifluoromethyl radicals from an organic trifluoromethyl source. A substrate possessing easily replaceable ligands such as halogen or carbonyl, is initially... | 05/04/1976 |
