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| Number | Title | Issue Date |
| 4817851 | Surface mount technology repair station and method for repair of surface mount technology circuit boards A surface-mount-technology repair station and method for replacing components on SMT circuit boards. The station includes a base with a controllable heating element through which deionized air is blown onto the surface of a board opposite to the surface o... | 04/04/1989 |
| 4702406 | Forming stable welded joints between dissimilar metals A method of forming a stable welded joint between low alloy steels and austenitic stainless alloy steels which is characterized by increased resistance to chemical corrosion and mechanical stress and which has a greatly extended service lifetime. The meth... | 10/27/1987 |
| 4685608 | Soldering apparatus A solar array panel is formed of a matrix of solar cell subarrays and wired together to form an integral power unit. The subarrays are soldered by passing them on a conveyor through successive solder melting and solder cooling regions induced by suspended... | 08/11/1987 |
| 4620662 | Two-position sleeve brazing process A process for brazing a sleeve within a tube which is resistant to longitudinal expansion is disclosed herein. In the first step of the process, a thermally induced radial expansion is induced in the tube in a first longitudinal section of the tube which ... | 11/04/1986 |
| 3984652 | Method of butt welding A method of butt welding two adjoining plates is disclosed. The method includes welding the two plates together in a single pass, cutting a gap in the center of the first weld leaving first weld material on the two adjoining surfaces, and then rewelding t... | 10/05/1976 |
