ES302000A1 - Improved improvements in the manufacture of precious metal ingots (Machine-translation by Google Translate, not legally binding)
- Google Patents
Improved improvements in the manufacture of precious metal ingots (Machine-translation by Google Translate, not legally binding)
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Hernandez Dias Carmelo
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Hernandez Dias Carmelo
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Priority to ES302000ApriorityCriticalpatent/ES302000A1/en
Publication of ES302000A1publicationCriticalpatent/ES302000A1/en
IMPROVEMENTS INTRODUCED IN THE MANUFACTURE OF PRECIOUS METAL INGOTS, which are characterized by the introduction of a male steel or other similar metal inside a precious metal ingot, followed by lamination of the whole until reaching the expected shape and dimensions, the male is finally eliminated by treatment with acids. (Machine-translation by Google Translate, not legally binding)
ES302000A1964-07-111964-07-11Improved improvements in the manufacture of precious metal ingots (Machine-translation by Google Translate, not legally binding)
ExpiredES302000A1
(en)