DK218586D0 - Vandig borevaeske - Google Patents
Vandig borevaeskeInfo
- Publication number
- DK218586D0 DK218586D0 DK218586A DK218586A DK218586D0 DK 218586 D0 DK218586 D0 DK 218586D0 DK 218586 A DK218586 A DK 218586A DK 218586 A DK218586 A DK 218586A DK 218586 D0 DK218586 D0 DK 218586D0
- Authority
- DK
- Denmark
- Prior art keywords
- drill bag
- drill
- bag
- 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
- C09K8/02—Well-drilling compositions
- C09K8/04—Aqueous well-drilling compositions
- C09K8/14—Clay-containing compositions
- C09K8/18—Clay-containing compositions characterised by the organic compounds
- C09K8/22—Synthetic organic compounds
- C09K8/24—Polymers
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8507189A FR2581651B1 (fr) | 1985-05-13 | 1985-05-13 | Dispersants pour fluides de forage et fluides de forage les contenant |
Publications (2)
Publication Number | Publication Date |
---|---|
DK218586D0 true DK218586D0 (da) | 1986-05-12 |
DK218586A DK218586A (da) | 1986-11-14 |
Family
ID=9319203
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK218586A DK218586A (da) | 1985-05-13 | 1986-05-12 | Vandig borevaeske |
Country Status (15)
Country | Link |
---|---|
US (1) | US4738788A (da) |
EP (1) | EP0202995B1 (da) |
CN (1) | CN86102915A (da) |
AU (1) | AU583920B2 (da) |
BR (1) | BR8602121A (da) |
CA (1) | CA1263225A (da) |
DE (1) | DE3665477D1 (da) |
DK (1) | DK218586A (da) |
ES (1) | ES8705018A1 (da) |
FR (1) | FR2581651B1 (da) |
GR (1) | GR861224B (da) |
MA (1) | MA20675A1 (da) |
NO (1) | NO861846L (da) |
SU (1) | SU1530098A3 (da) |
TR (1) | TR22863A (da) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3833045A1 (de) * | 1988-09-29 | 1990-04-05 | Henkel Kgaa | Bohrspueladditive auf basis eines polymergemiches, deren verwendung sowie verfahren zur herstellung derselben |
JP2587480B2 (ja) * | 1988-11-09 | 1997-03-05 | 株式会社日本触媒 | 掘削泥水用添加剤 |
US5032295A (en) * | 1989-04-25 | 1991-07-16 | National Starch And Chemical Investment Holding Corporation | Polymers for use in drilling muds |
IT1255519B (it) * | 1992-09-24 | 1995-11-09 | Agip Spa | Argille pretrattate, loro preparazione ed impiego nella formulazione di fanghi di perforazione non aggressivi verso le argille di strato |
US20080169130A1 (en) * | 2007-01-12 | 2008-07-17 | M-I Llc | Wellbore fluids for casing drilling |
WO2015110297A1 (en) * | 2014-01-24 | 2015-07-30 | Basf Se | New antiscalants |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2552775A (en) * | 1948-03-20 | 1951-05-15 | Union Oil Co | Drilling fluid |
US3203938A (en) * | 1961-11-10 | 1965-08-31 | American Cyanamid Co | Process for copolymerizing an alkali metal ethylene sulfonate in lower saturated alcohols with free radical polymerization catalysts |
US3730990A (en) * | 1969-08-01 | 1973-05-01 | Hitachi Ltd | Implosion-proof cathode-ray tube |
US3761410A (en) * | 1971-03-22 | 1973-09-25 | Nl Industries Inc | Composition and process for increasing the lubricity of water base drilling fluids |
US4085167A (en) * | 1972-12-06 | 1978-04-18 | Rohm And Haas Company | Carboxylic polymeric thickeners |
DE2444108C2 (de) * | 1974-09-14 | 1978-01-19 | Hoechst Ag | Wasserbasische tonspuelung fuer tiefbohrungen und verwendung eines mischpolymerisats fuer solche spuelungen |
US4451628A (en) * | 1982-09-13 | 1984-05-29 | Celanese Corporation | Process for preparing low molecular weight water-soluble polymers by copolymerizing with water-soluble monomers a calculated quantity of methallylsulfonate monomer |
EP0127388B1 (en) * | 1983-05-20 | 1986-12-30 | Ciba Specialty Chemicals Water Treatments Limited | Water soluble polymers |
-
1985
- 1985-05-13 FR FR8507189A patent/FR2581651B1/fr not_active Expired
-
1986
- 1986-04-26 CN CN198686102915A patent/CN86102915A/zh active Pending
- 1986-05-07 EP EP86400988A patent/EP0202995B1/fr not_active Expired
- 1986-05-07 DE DE8686400988T patent/DE3665477D1/de not_active Expired
- 1986-05-08 MA MA20901A patent/MA20675A1/fr unknown
- 1986-05-09 NO NO861846A patent/NO861846L/no unknown
- 1986-05-12 BR BR8602121A patent/BR8602121A/pt unknown
- 1986-05-12 ES ES554867A patent/ES8705018A1/es not_active Expired
- 1986-05-12 DK DK218586A patent/DK218586A/da not_active Application Discontinuation
- 1986-05-12 AU AU57351/86A patent/AU583920B2/en not_active Ceased
- 1986-05-12 GR GR861224A patent/GR861224B/el unknown
- 1986-05-12 CA CA000508928A patent/CA1263225A/fr not_active Expired
- 1986-05-12 SU SU864027462A patent/SU1530098A3/ru active
- 1986-05-13 US US06/862,694 patent/US4738788A/en not_active Expired - Fee Related
- 1986-05-13 TR TR266/86A patent/TR22863A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DK218586A (da) | 1986-11-14 |
DE3665477D1 (en) | 1989-10-12 |
SU1530098A3 (ru) | 1989-12-15 |
US4738788A (en) | 1988-04-19 |
TR22863A (tr) | 1988-09-19 |
BR8602121A (pt) | 1987-01-13 |
MA20675A1 (fr) | 1986-12-31 |
AU5735186A (en) | 1986-12-18 |
ES554867A0 (es) | 1987-04-16 |
ES8705018A1 (es) | 1987-04-16 |
CA1263225A (fr) | 1989-11-28 |
EP0202995A1 (fr) | 1986-11-26 |
FR2581651A1 (fr) | 1986-11-14 |
AU583920B2 (en) | 1989-05-11 |
NO861846L (no) | 1986-11-14 |
CN86102915A (zh) | 1986-11-19 |
GR861224B (en) | 1986-09-04 |
EP0202995B1 (fr) | 1989-09-06 |
FR2581651B1 (fr) | 1988-02-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ATS | Application withdrawn |