FR1348293A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Rapid cooling process for cracked gas
Assignee: GEA Group AG
•
Filing: 1963-02-25
•
Granted: 1964-01-04
•
Expires: 1983-02-25
Abstract
No abstract record available.
Inventors
- 👤 Paul Schmalfeld
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-01 18:06
CPC Classifications
B; B01; B01D; B01D51/00; B01D51/10; C; C10; C10G; C10G2400/00; C10G2400/20
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.