NO904581D0 - Fremgangsmaate ved utvinning av olje fra en underjordisk formasjon. - Google Patents
Fremgangsmaate ved utvinning av olje fra en underjordisk formasjon.Info
- Publication number
- NO904581D0 NO904581D0 NO904581A NO904581A NO904581D0 NO 904581 D0 NO904581 D0 NO 904581D0 NO 904581 A NO904581 A NO 904581A NO 904581 A NO904581 A NO 904581A NO 904581 D0 NO904581 D0 NO 904581D0
- Authority
- NO
- Norway
- Prior art keywords
- undergradual
- extracing
- procedure
- oil
- undergradual form
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/60—Compositions for stimulating production by acting on the underground formation
- C09K8/92—Compositions for stimulating production by acting on the underground formation characterised by their form or by the form of their components, e.g. encapsulated material
- C09K8/94—Foams
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
- G01N13/02—Investigating surface tension of liquids
- G01N2013/0241—Investigating surface tension of liquids bubble, pendant drop, sessile drop methods
- G01N2013/025—Measuring foam stability
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8928763A GB2239278B (en) | 1989-12-20 | 1989-12-20 | Method for improving enhanced recovery of oil using surfactant-stabilized foams |
Publications (3)
Publication Number | Publication Date |
---|---|
NO904581D0 true NO904581D0 (no) | 1990-10-23 |
NO904581L NO904581L (no) | 1991-06-21 |
NO302049B1 NO302049B1 (no) | 1998-01-12 |
Family
ID=10668227
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO904581A NO302049B1 (no) | 1989-12-20 | 1990-10-23 | Fremgangsmåte ved utvinning av olje fra en underjordisk formasjon, samt et mikrovisualiseringsapparat for anvendelse for utvelgelse av et skum inneholdende et overflateaktivt middel |
Country Status (2)
Country | Link |
---|---|
GB (2) | GB2239278B (no) |
NO (1) | NO302049B1 (no) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11685857B2 (en) | 2021-05-14 | 2023-06-27 | Saudi Arabian Oil Company | Method of evaluating surfactants for enhanced oil recovery |
-
1989
- 1989-12-20 GB GB8928763A patent/GB2239278B/en not_active Expired - Fee Related
-
1990
- 1990-10-23 NO NO904581A patent/NO302049B1/no not_active IP Right Cessation
-
1993
- 1993-11-30 GB GB9324563A patent/GB2271593B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2239278B (en) | 1994-07-20 |
NO302049B1 (no) | 1998-01-12 |
GB2271593A (en) | 1994-04-20 |
GB8928763D0 (en) | 1990-02-28 |
NO904581L (no) | 1991-06-21 |
GB9324563D0 (en) | 1994-01-19 |
GB2239278A (en) | 1991-06-26 |
GB2271593B (en) | 1994-07-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |