NO752585L - - Google Patents
Info
- Publication number
- NO752585L NO752585L NO752585A NO752585A NO752585L NO 752585 L NO752585 L NO 752585L NO 752585 A NO752585 A NO 752585A NO 752585 A NO752585 A NO 752585A NO 752585 L NO752585 L NO 752585L
- Authority
- NO
- Norway
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
- C09K8/206—Derivatives of other natural products, e.g. cellulose, starch, sugars
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/490,435 US3998742A (en) | 1972-12-18 | 1974-07-22 | Additive for reducing gel strength in aqueous drilling fluids |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO752585L true NO752585L (en) | 1976-01-23 |
| NO139924B NO139924B (en) | 1979-02-26 |
| NO139924C NO139924C (en) | 1979-06-06 |
Family
ID=23948028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO752585A NO139924C (en) | 1974-07-22 | 1975-07-21 | VANDIG DRILLING BAG. |
Country Status (8)
| Country | Link |
|---|---|
| CA (1) | CA1024732A (en) |
| DE (1) | DE2524745A1 (en) |
| DK (1) | DK295375A (en) |
| ES (1) | ES439650A1 (en) |
| GB (1) | GB1464053A (en) |
| HU (1) | HU175426B (en) |
| NL (1) | NL7508610A (en) |
| NO (1) | NO139924C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU556313B2 (en) * | 1982-12-29 | 1986-10-30 | Stauffer Chemical Company | Oil well drilling composition of aqueous alkali/polymer |
| GB8923082D0 (en) * | 1989-10-13 | 1989-11-29 | Ecc Int Ltd | Wellbore fluid |
-
1975
- 1975-05-13 GB GB1997575A patent/GB1464053A/en not_active Expired
- 1975-06-04 DE DE19752524745 patent/DE2524745A1/en not_active Withdrawn
- 1975-06-11 CA CA229,081A patent/CA1024732A/en not_active Expired
- 1975-06-30 DK DK295375A patent/DK295375A/en unknown
- 1975-07-18 NL NL7508610A patent/NL7508610A/en not_active Application Discontinuation
- 1975-07-21 HU HU75TE832A patent/HU175426B/en unknown
- 1975-07-21 NO NO752585A patent/NO139924C/en unknown
- 1975-07-22 ES ES439650A patent/ES439650A1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| HU175426B (en) | 1980-07-28 |
| GB1464053A (en) | 1977-02-09 |
| DE2524745A1 (en) | 1976-02-12 |
| NL7508610A (en) | 1976-01-26 |
| ES439650A1 (en) | 1977-03-01 |
| DK295375A (en) | 1976-01-23 |
| NO139924C (en) | 1979-06-06 |
| NO139924B (en) | 1979-02-26 |
| CA1024732A (en) | 1978-01-24 |