Patent DE570856C successfully refreshed from Google Patents.
DE570856C
Expired / Lapsed
DE
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Manufacture of calcium silicate
Assignee: Chemische Fabrik Von Heyden AG
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Filing: 1931-10-18
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Granted: 1933-02-22
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Expires: 1951-10-18
Abstract
No abstract record available.
Inventors
- 👤 Dr Rudolf Zellmann
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-08 13:02
CPC Classifications
C; C01; C01B; C01B33/00; C01B33/20; C01B33/22; C01B33/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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