FR682121A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Process for the production of sulfuric acid and artificial Portland cement from substances containing calcium sulphate
Assignee: Henry Meuris
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Filing: 1929-09-21
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Granted: 1930-05-23
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Expires: 1949-09-21
Abstract
No abstract record available.
Inventors
- 👤 Henry Meuris
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 06:18
CPC Classifications
C; C01; C01B; C01B17/00; C01B17/48; C01B17/50; C01B17/501; C01B17/506; C04; C04B; C04B7/00; C04B7/02; C04B7/04
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