DE408850C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Coal dust firing, in which the combustion chamber is preceded by a cylindrically coaxial chamber
Assignee: Maschinenbau Akt-Ges Balcke Abt Moll
•
Filing: 1920-09-21
•
Granted: 1925-01-27
•
Expires: 1940-09-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-09 14:45
CPC Classifications
F; F23; F23C; F23C99/00; F23C2700/00; F23C2700/06; F23C2700/063
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.