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Hardening metallic workpieces - appts allows sudden immersion and reduces fire risks
Hardening metallic workpieces - appts allows sudden immersion and reduces fire risks
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机译:硬化金属工件-接头可突然浸入并降低火灾风险
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摘要
Method of hardening metallic workpieces (I) is by placing them in an evacuated closed chamber (II) and immersing them in a liq. which is admitted into (II) from the bottom, after which (II) is emptied of the liq. which is filtered and recycled, and (I) removed.
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