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专利名称：Process for keyhole welding
发明人：BRIAN LAURENCE JARVIS,KENNETH JOHN
BARTON,NASIR UDDIN AHMED
申请号：AU9616698申请日：19981028公开号：AU9616698A公开日：19990517
摘要：A process for welding metal workpieces using a gas tungsten arc weldingoperation, the metal workpieces having a front side from which welding is conducted anda rear side, wherein, during the welding, appropriate conditions are maintained to createan open keyhole such that efflux plasma is vented through the keyhole to the rear of theworkpieces.
申请人：COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH
ORGANISATION,COOPERATIVE RESEARCH CENTRE FOR MATERIALS WELDING ANDJOINING
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