FR2424952B1 - - Google Patents
Info
- Publication number
- FR2424952B1 FR2424952B1 FR7911121A FR7911121A FR2424952B1 FR 2424952 B1 FR2424952 B1 FR 2424952B1 FR 7911121 A FR7911121 A FR 7911121A FR 7911121 A FR7911121 A FR 7911121A FR 2424952 B1 FR2424952 B1 FR 2424952B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Dispersion Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Compounds Of Iron (AREA)
- Lubricants (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US90328178A | 1978-05-05 | 1978-05-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2424952A1 FR2424952A1 (en) | 1979-11-30 |
| FR2424952B1 true FR2424952B1 (en) | 1985-04-26 |
Family
ID=25417226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7911121A Granted FR2424952A1 (en) | 1978-05-05 | 1979-05-03 | ADDITIVE FOR DRILLING FLUIDS |
Country Status (11)
| Country | Link |
|---|---|
| AU (1) | AU526570B2 (en) |
| BR (1) | BR7902707A (en) |
| CA (1) | CA1125001A (en) |
| DE (1) | DE2918683A1 (en) |
| FI (1) | FI67395C (en) |
| FR (1) | FR2424952A1 (en) |
| GB (1) | GB2020271B (en) |
| IT (1) | IT1116815B (en) |
| NL (1) | NL7903210A (en) |
| NO (1) | NO148036C (en) |
| SE (1) | SE7903815L (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007050483A1 (en) | 2007-10-19 | 2009-09-10 | Meyer Burger Ag | Mixture of a thixotropic dispersion medium and abrasive grains as abrasive |
| CN109913188B (en) * | 2019-03-18 | 2021-11-23 | 中国石油集团渤海钻探工程有限公司 | Anti-pollution cleaning type spacer fluid |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2935504A (en) * | 1955-10-10 | 1960-05-03 | Puget Sound Pulp And Timber Co | Process of improving the effectiveness of the components of spent sulfite liquor andthe products thereof |
| US3087923A (en) * | 1959-05-25 | 1963-04-30 | Puget Sound Pulp & Timber Co | Drilling fluid composition and process |
| US2935473A (en) * | 1959-05-25 | 1960-05-03 | Puget Sound Pulp And Timber Co | Drilling fluid composition and process |
| US3168511A (en) * | 1960-03-31 | 1965-02-02 | Georgia Pacific Corp | Sulfonated lignin-containing process and product |
| US3244623A (en) * | 1962-11-08 | 1966-04-05 | Georgia Pacific Corp | Drilling fluid composition and process |
| US3479287A (en) * | 1965-09-30 | 1969-11-18 | Phillips Petroleum Co | Drilling fluids and additives therefor |
| ZA706329B (en) * | 1969-10-17 | 1971-04-28 | Dresser Ind | Drilling fluids |
-
1979
- 1979-04-11 CA CA325,312A patent/CA1125001A/en not_active Expired
- 1979-04-20 GB GB7913776A patent/GB2020271B/en not_active Expired
- 1979-04-24 NL NL7903210A patent/NL7903210A/en not_active Application Discontinuation
- 1979-04-27 NO NO791429A patent/NO148036C/en unknown
- 1979-04-27 AU AU46454/79A patent/AU526570B2/en not_active Ceased
- 1979-05-02 SE SE7903815A patent/SE7903815L/en not_active Application Discontinuation
- 1979-05-03 FR FR7911121A patent/FR2424952A1/en active Granted
- 1979-05-04 IT IT48934/79A patent/IT1116815B/en active
- 1979-05-04 BR BR7902707A patent/BR7902707A/en unknown
- 1979-05-04 FI FI791444A patent/FI67395C/en not_active IP Right Cessation
- 1979-05-07 DE DE19792918683 patent/DE2918683A1/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB2020271B (en) | 1982-09-02 |
| FI791444A (en) | 1979-11-06 |
| FR2424952A1 (en) | 1979-11-30 |
| FI67395C (en) | 1985-03-11 |
| DE2918683A1 (en) | 1979-11-08 |
| NL7903210A (en) | 1979-11-07 |
| SE7903815L (en) | 1979-11-06 |
| IT7948934A0 (en) | 1979-05-04 |
| DE2918683C2 (en) | 1990-07-12 |
| NO791429L (en) | 1979-11-06 |
| NO148036C (en) | 1983-07-27 |
| AU4645479A (en) | 1979-11-08 |
| FI67395B (en) | 1984-11-30 |
| NO148036B (en) | 1983-04-18 |
| CA1125001A (en) | 1982-06-08 |
| IT1116815B (en) | 1986-02-10 |
| BR7902707A (en) | 1979-11-27 |
| AU526570B2 (en) | 1983-01-20 |
| GB2020271A (en) | 1979-11-14 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |