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REINECKEN WALTHER
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REINECKEN WALTHER
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Publication of ES204253A1publicationCriticalpatent/ES204253A1/en
Procedure for tempering high tenacity tools, especially those equipped with fine bits such as small bits of circular saw blades, milling cutters and the like made of hardened steel, characterized in that for tempering they are briefly heated in saline or metallic baths (for example, from 2 to 20). Seconds) only the parts of the tool that work and are not covered by baths whose temperature is higher than the usual tempering temperature eg. From 900 to 1250ºC .; and then the parts cool so quickly that their active surfaces are tempered in the crust only. (Machine-translation by Google Translate, not legally binding)
ES0204253A1951-06-281952-06-27A procedure for temperature of high touching tools (Machine-translation by Google Translate, not legally binding)
ExpiredES204253A1
(en)