Patent DE849534C successfully refreshed from Google Patents.
DE849534C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the extraction of oil from storage facilities
Assignee: Stanolind Oil and Gas Co
•
Filing: 1951-06-22
•
Granted: 1952-09-15
•
Expires: 1971-06-22
Abstract
No abstract record available.
Inventors
- 👤 Richard A Morse
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-01 22:07
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/16; C; C09; C09K; C09K8/00; C09K8/58
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.