ATE41469T1 - Verfahren zum stabilisieren von feinen teilchen. - Google Patents
Verfahren zum stabilisieren von feinen teilchen.Info
- Publication number
- ATE41469T1 ATE41469T1 AT85305807T AT85305807T ATE41469T1 AT E41469 T1 ATE41469 T1 AT E41469T1 AT 85305807 T AT85305807 T AT 85305807T AT 85305807 T AT85305807 T AT 85305807T AT E41469 T1 ATE41469 T1 AT E41469T1
- Authority
- AT
- Austria
- Prior art keywords
- carbon atoms
- methyl
- group
- ethyl
- copolymer
- 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
- C09K8/56—Compositions for consolidating loose sand or the like around wells without excessively decreasing the permeability thereof
- C09K8/57—Compositions based on water or polar solvents
- C09K8/575—Compositions based on water or polar solvents containing organic compounds
- C09K8/5751—Macromolecular compounds
Landscapes
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP85305807A EP0212019B1 (de) | 1985-08-15 | 1985-08-15 | Verfahren zum Stabilisieren von feinen Teilchen |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE41469T1 true ATE41469T1 (de) | 1989-04-15 |
Family
ID=8194329
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT85305807T ATE41469T1 (de) | 1985-08-15 | 1985-08-15 | Verfahren zum stabilisieren von feinen teilchen. |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0212019B1 (de) |
AT (1) | ATE41469T1 (de) |
DE (1) | DE3568820D1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4969523A (en) * | 1989-06-12 | 1990-11-13 | Dowell Schlumberger Incorporated | Method for gravel packing a well |
DE10044535A1 (de) * | 2000-09-05 | 2002-04-04 | Vng Verbundnetz Gas Ag | Filter und Verfahren zur Herstellung |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4055502A (en) * | 1975-12-24 | 1977-10-25 | Phillips Petroleum Company | Method and composition for acidizing subterranean formations |
GB2110744B (en) * | 1981-12-02 | 1985-09-18 | Halliburton Co | Method and compositions for acidizing subterranean formations |
CA1209009A (en) * | 1981-12-15 | 1986-08-05 | Christine A. Costello | Polyampholytes and their use |
US4497596A (en) * | 1983-03-24 | 1985-02-05 | Halliburton Company | Method of minimizing fines migration in a subterranean formation |
-
1985
- 1985-08-15 DE DE8585305807T patent/DE3568820D1/de not_active Expired
- 1985-08-15 AT AT85305807T patent/ATE41469T1/de not_active IP Right Cessation
- 1985-08-15 EP EP85305807A patent/EP0212019B1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0212019B1 (de) | 1989-03-15 |
DE3568820D1 (en) | 1989-04-20 |
EP0212019A1 (de) | 1987-03-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
REN | Ceased due to non-payment of the annual fee |