Patent SE7910263L successfully refreshed from Google Patents.
Patent FR1390751A successfully refreshed from Google Patents.
FR1390751A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Process for the separation of mixtures of substances
Assignee: Studiengesellschaft Kohle gGmbH
•
Filing: 1964-04-15
•
Granted: 1965-02-26
•
Expires: 1984-04-15
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-08 16:19
CPC Classifications
B; B01; B01D; B01D3/00; B01D11/00; B01D11/02; B01D11/0203; B01D11/04; B01D11/0403; B01D11/0407; B01D12/00; B01D17/00; B01D3/34; B01D3/343; C; C07; C07C; C07C17/00; C07C17/38; C07C29/00; C07C29/68; C07C45/00; C07C45/78; C07C45/81; C07C51/00; C07C51/42; C07C7/00; C07C7/005; C10; C10G; C10G21/00; C10G21/003; C10M; C10M175/00; C10M175/005; C11; C11B; C11B1/00; C11B1/10; C11B1/104; C11B7/00; C11B7/0008; C11B7/005; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/54
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.