Pressure welding metal bars together
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United States of America Patent
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May 26, 1981
Issued Date -
N/A
app pub date -
Nov 7, 1978
filing date -
May 24, 1977
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A process for pressure welding two metal bars together by their ends whichomprises bringing together the ends to be welded, the ends being in a wedge-shaped form and at a temperature between melting temperature and 450.degree. C. below the melting temperature, pressing both ends together in the longitudinal direction of the bars so that the ends penetrate into each other, with the edges of the wedges in crossing relationship, and continuing to press both ends into each other until substantially all of the surface material of both wedges is expelled out of the cross-sectional shape of the welded bars.
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