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Robert Bosch GmbH
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Robert Bosch GmbH
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Publication of GB1336269ApublicationCriticalpatent/GB1336269A/en
C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C22C—ALLOYS
C22C33/00—Making ferrous alloys
C22C33/02—Making ferrous alloys by powder metallurgy
C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
Abstract
1336269 Sintered iron-base mouldings ROBERT BOSCH GmbH 26 Aug 1971 43698/72 Divided out of 1336268 Heading C7A The subject-matter of this Specification is substantially the same as that disclosed in Specification 1336268, but the claims are directed to methods of producing sintered mouldings from powder mixtures in which the weight ratio of tin to copper is between 1: 3À5 and 1: 4À5.