FI41823B - - Google Patents
Info
- Publication number
- FI41823B FI41823B FI203566A FI203566A FI41823B FI 41823 B FI41823 B FI 41823B FI 203566 A FI203566 A FI 203566A FI 203566 A FI203566 A FI 203566A FI 41823 B FI41823 B FI 41823B
- Authority
- FI
- Finland
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
- C09K8/02—Well-drilling compositions
- C09K8/04—Aqueous well-drilling compositions
- C09K8/14—Clay-containing compositions
- C09K8/18—Clay-containing compositions characterised by the organic compounds
- C09K8/20—Natural organic compounds or derivatives thereof, e.g. polysaccharides or lignin derivatives
- C09K8/203—Wood derivatives, e.g. lignosulfonate, tannin, tall oil, sulfite liquor
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Dispersion Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF46781A DE1248585B (de) | 1965-08-02 | 1965-08-02 | Wasserbasische Tonspuelung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FI41823B true FI41823B (he) | 1969-12-01 |
Family
ID=7101238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI203566A FI41823B (he) | 1965-08-02 | 1966-08-02 |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT270534B (he) |
| DE (1) | DE1248585B (he) |
| FI (1) | FI41823B (he) |
| GB (1) | GB1146008A (he) |
| NL (1) | NL6610807A (he) |
| NO (1) | NO117739B (he) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE183874C (he) * | ||||
| US2868726A (en) * | 1957-02-27 | 1959-01-13 | Texas Co | Drilling fluid |
-
1965
- 1965-08-02 DE DEF46781A patent/DE1248585B/de active Pending
-
1966
- 1966-07-28 GB GB3396566A patent/GB1146008A/en not_active Expired
- 1966-07-29 AT AT730366A patent/AT270534B/de active
- 1966-07-30 NO NO16411766A patent/NO117739B/no unknown
- 1966-08-01 NL NL6610807A patent/NL6610807A/xx unknown
- 1966-08-02 FI FI203566A patent/FI41823B/fi active
Also Published As
| Publication number | Publication date |
|---|---|
| AT270534B (de) | 1969-04-25 |
| NL6610807A (he) | 1967-02-03 |
| GB1146008A (en) | 1969-03-19 |
| DE1248585B (de) | 1967-08-31 |
| NO117739B (he) | 1969-09-22 |