Patent DE664044C successfully refreshed from Google Patents.
DE664044C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the production of refractory bricks containing chromium ore and magnesium oxide
Assignee: MAGNESITAL GmbH
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Filing: 1929-09-28
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Granted: 1938-08-31
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Expires: 1949-09-28
Abstract
No abstract record available.
Inventors
- 👤 Dr Fritz Hertmann
- 👤 Dr Ernst Hermann Schulz
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-01 04:13
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/01; C04B35/03; C04B35/04; C04B35/043; C04B35/047
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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