DE539641C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Production of high percentage phosphoric acid or high percentage phosphate solutions
Assignee: HANS HAUNSCHILD DR ING
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Filing: 1930-04-12
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Granted: 1931-11-30
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Expires: 1950-04-12
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-31 11:38
CPC Classifications
C; C01; C01B; C01B25/00; C01B25/16; C01B25/18; C01B25/22
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