FR2286871B1 - - Google Patents
Info
- Publication number
- FR2286871B1 FR2286871B1 FR7538392A FR7538392A FR2286871B1 FR 2286871 B1 FR2286871 B1 FR 2286871B1 FR 7538392 A FR7538392 A FR 7538392A FR 7538392 A FR7538392 A FR 7538392A FR 2286871 B1 FR2286871 B1 FR 2286871B1
- 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
- C09K8/06—Clay-free compositions
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Lubricants (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US62460375A | 1975-10-22 | 1975-10-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2286871A1 FR2286871A1 (fr) | 1976-04-30 |
FR2286871B1 true FR2286871B1 (zh) | 1979-06-29 |
Family
ID=24502615
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7538392A Granted FR2286871A1 (fr) | 1975-10-22 | 1975-12-15 | Lubrifiant pour fluides de forage du type saumure |
Country Status (7)
Country | Link |
---|---|
DE (1) | DE2556455B1 (zh) |
DK (1) | DK561875A (zh) |
FR (1) | FR2286871A1 (zh) |
GB (1) | GB1490317A (zh) |
IT (1) | IT1052582B (zh) |
NL (1) | NL154776B (zh) |
NO (1) | NO754079L (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4138910A1 (de) * | 1991-11-27 | 1993-06-03 | Henkel Kgaa | Verwendung von partiell dehydratisierten ricinusoelen als schmiermittel |
US5707940A (en) * | 1995-06-07 | 1998-01-13 | The Lubrizol Corporation | Environmentally friendly water based drilling fluids |
US8071510B2 (en) * | 2008-07-16 | 2011-12-06 | Baker Hughes Incorporated | Method of increasing lubricity of brine-based drilling fluids and completion brines |
-
1975
- 1975-12-03 NO NO754079A patent/NO754079L/no unknown
- 1975-12-04 NL NL757514178A patent/NL154776B/xx unknown
- 1975-12-10 GB GB50617/75A patent/GB1490317A/en not_active Expired
- 1975-12-10 DK DK561875A patent/DK561875A/da unknown
- 1975-12-15 IT IT52704/75A patent/IT1052582B/it active
- 1975-12-15 FR FR7538392A patent/FR2286871A1/fr active Granted
- 1975-12-15 DE DE19752556455 patent/DE2556455B1/de not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
FR2286871A1 (fr) | 1976-04-30 |
DK561875A (da) | 1976-04-23 |
DE2556455B1 (de) | 1977-03-17 |
IT1052582B (it) | 1981-07-20 |
NL154776B (nl) | 1977-10-17 |
NL7514178A (nl) | 1977-04-26 |
GB1490317A (en) | 1977-11-02 |
NO754079L (zh) | 1977-04-25 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |