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| Number | Title | Issue Date |
| 7429168 | Oven protection system for a thermo-forming machine An oven protection system for a thermo-forming machine having a source of heat for heating a workpiece. The oven protection system includes a barrier that is movable from a stored position to a deployed position between the source of heat and the workpiece in respon... | 09/30/2008 |
| 6713437 | Pressure heat treatment apparatus employed for preparing oxide superconducting wire The method of preparing an oxide superconducting wire comprises steps of preparing a wire by coating raw material powder for a Bi—Pb—Sr—Ca—Cu—O based oxide superconductor including a 2223 phase with a metal and heat treating the wire in a pressurized atmos... | 03/30/2004 |
| 5322651 | Method and apparatus for the thermal treatment of thermoplastic preforms Preforms are thermally treated in a continuous-run oven equipped with infrared lamps. The portions of the oven exposed to infrared radiation are cooled by an air flow, whose temperature is kept constant by mixing air at ambient temperature with hot air. T... | 06/21/1994 |
| 5129161 | UV light shuttle cover An apparatus, e.g., a screen printing machine or dryer, having a light fixture wherein one or more cover plates shuttle between an open position in which light may bathe and dry a nearby object and a closed position in which the light is blocked. As an ar... | 07/14/1992 |
| 4759710 | Apparatus for melting a solder by vapor-phase treatment Apparatus for melting by vapor-phase treatment a solder applied to an object. The liquid serving for vapor production, which is situated in a vessel, is heated by electrical heating means which are disposed exclusively outside of the vessel and are comple... | 07/26/1988 |
| 4340361 | Apparatus for heat-treating cast iron pipes A heat-treating apparatus for practicing a method in which when red-hot iron pipes produced by a centrifugal casting machine are cooled, the pipes are slowly cooled over the temperature range of 800° to 700° C. to ferritize the pipes without separately ... | 07/20/1982 |
| 4200262 | Method and apparatus for removing combustible material from metal scrap A method and apparatus for removing combustible material from metal scrap. The apparatus includes an inclined rotating retort, and scrap metal containing combustible material is fed into one end of the retort and as the scrap moves through the retort the ... | 04/29/1980 |
| 4193338 | Gas dispersion system A gas dispersion system for dispersing noxious gas released into the atmosphere within a contained ground area to prevent its passing at an unacceptable concentration to a neighboring ground area to be protected, comprising means responsive to the release... | 03/18/1980 |
| 3941533 | Apparatus for making synthetic resin carpeting and the like An apparatus for making a fabricless surface covering from particles of synthetic resin utilizes an oven assembly having a plurality of heating units which are automatically and/or manually adjustable for establishing and maintaining a preselected across ... | 03/02/1976 |
