FR348958A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Method and apparatus for the treatment of ores using fatty and resinous hydrocarbons, respectively sulfur
Assignee: SCHWARZ ORE TREATING C SOC
•
Filing: 1904-11-12
•
Granted: 1905-05-05
•
Expires: 1924-11-12
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-28 23:22
CPC Classifications
B; B03; B03D; B03D1/00; B03D1/14; B03D1/24; B03D1/26; B03D1/1493; B03D1/242
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.