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| Number | Title | Issue Date |
| 7199334 | Apparatus and method for heating and transferring a workpiece prior to forming An apparatus and method for heating and transferring a workpiece to a forming press for superplastic forming. The apparatus includes a heater assembly, having upper and lower heated platens, mounted to a frame. The heater assembly heats the workpiece to a predetermi... | 04/03/2007 |
| 6684479 | Method and apparatus for clinching metal sheets A method and apparatus for clinching metal sheets is disclosed. The apparatus includes a punch assembly for stamping indentations into stacked metal sheets and a die assembly for assisting in supporting the sheets during stamping of the indentations and f... | 02/03/2004 |
| 6582535 | Tungsten target for sputtering and method for preparing thereof A tungsten powder having a powder specific surface of 0.4 m2 /g or more is hot-pressed at a temperature of 1,600° C. or more and then subjected to HIP at a temperature of 1,700° C. or more without capsuling, whereby a tungsten target for sput... | 06/24/2003 |
| 4175228 | Method of hot bending a generally straight wire blank A method of hot bending a generally straight wire blank of a material being brittle in cold condition into a wire element having straight end portions and coils formed therebetween. According to the invention the rod blank is hot bent without a mandrel by... | 11/20/1979 |
| 4079232 | Contact heater mechanisms for thermoforming machines Contact heater station mechanism for use in a thermoforming machine for particularly forming thermoplastic synthetic plastic and superplastic metal alloy sheets into shapes, such machines having a sheet transfer station, a heating station, and a forming s... | 03/14/1978 |
