EP0305612 - Method for foam emplacement in carbon dioxide enhanced recovery [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 14.01.1991 Database last updated on 22.08.2024 | Most recent event Tooltip | 07.07.2007 | Change - inventor | published on 08.08.2007 [2007/32] | Applicant(s) | For all designated states UNION OIL COMPANY OF CALIFORNIA 1201 West 5th Street Los Angeles California 90017 / US | [N/P] |
Former [1989/10] | For all designated states UNION OIL COMPANY OF CALIFORNIA 1201 West 5th Street Los Angeles California 90017 / US | Inventor(s) | 01 /
Holm, LeRoy W. 601 Elinor Drive Fullerton California 83138 / US | [1989/10] | Representative(s) | Jack, Bruce J., et al Forrester & Boehmert Pettenkoferstrasse 20-22 80336 München / DE | [N/P] |
Former [1989/10] | Jack, Bruce James, et al FORRESTER & BOEHMERT Franz-Joseph-Strasse 38 D-80801 München / DE | Application number, filing date | 87307701.0 | 01.09.1987 | [1989/10] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0305612 | Date: | 08.03.1989 | Language: | EN | [1989/10] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 06.06.1988 | Classification | IPC: | E21B43/22, E21B43/25 | [1989/10] | CPC: |
C09K8/94 (EP,US);
E21B43/164 (EP,US)
| Designated contracting states | GB, NL [1989/10] | Title | German: | Verfahren zur Einbringung von Schaum bei der durch Kohlensäure unterstützten Ölgewinnung | [1989/10] | English: | Method for foam emplacement in carbon dioxide enhanced recovery | [1989/10] | French: | Méthode pour l'emplacement d'une mousse dans la récupération assistée par l'anhydride carbonique | [1989/10] | File destroyed: | 02.03.1998 | Examination procedure | 12.05.1989 | Examination requested [1989/29] | 13.03.1990 | Despatch of a communication from the examining division (Time limit: M04) | 24.07.1990 | Application deemed to be withdrawn, date of legal effect [1991/10] | 13.09.1990 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [1991/10] | Fees paid | Renewal fee | 20.09.1989 | Renewal fee patent year 03 | Penalty fee | Additional fee for renewal fee | 01.10.1990 | 04   M06   Not yet paid |
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