FR11924E
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Process for refining liquid steels obtained in a non-electric heating furnace
Assignee: ELECTROMETALLURGIQUE PROCEDES
•
Filing: 1909-12-07
•
Granted: 1910-06-04
•
Expires: 1929-12-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 21:13
CPC Classifications
—
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.