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2022
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Invention
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Railway-rail induction welding device, apparatus and associated method. A railway-rail induction ... |
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2009
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Invention
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In-line weld seam heat treatment method and apparatus with internal selective heating of the weld... |
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2008
|
Invention
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Electric welding of aluminium or aluminium alloy.
Electric welding method is provided of alumini... |
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Invention
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Electric welding of aluminium or aluminium alloy. The invention relates to aspects of electric we... |
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2003
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Invention
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Cooled induction heating coil. The present invention relates to an induction heating coil compris... |
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Invention
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High output power high frequency resonant load inverters. A new control strategy for IGBTs when u... |
