IT7948934A0 - Perfezionamento nelle composizioni additive per fluidi di trivellazione - Google Patents
Perfezionamento nelle composizioni additive per fluidi di trivellazioneInfo
- Publication number
- IT7948934A0 IT7948934A0 IT7948934A IT4893479A IT7948934A0 IT 7948934 A0 IT7948934 A0 IT 7948934A0 IT 7948934 A IT7948934 A IT 7948934A IT 4893479 A IT4893479 A IT 4893479A IT 7948934 A0 IT7948934 A0 IT 7948934A0
- Authority
- IT
- Italy
- Prior art keywords
- improvement
- drilling fluids
- additive compositions
- additive
- compositions
- Prior art date
Links
- 239000000654 additive Substances 0.000 title 1
- 230000000996 additive effect Effects 0.000 title 1
- 239000012530 fluid Substances 0.000 title 1
- 239000000203 mixture Substances 0.000 title 1
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)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Separation Using Semi-Permeable Membranes (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 |
---|---|
IT7948934A0 true IT7948934A0 (it) | 1979-05-04 |
IT1116815B IT1116815B (it) | 1986-02-10 |
Family
ID=25417226
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48934/79A IT1116815B (it) | 1978-05-05 | 1979-05-04 | Perfezionamento nelle composizioni additive per fluidi di trivellazione |
Country Status (11)
Country | Link |
---|---|
AU (1) | AU526570B2 (it) |
BR (1) | BR7902707A (it) |
CA (1) | CA1125001A (it) |
DE (1) | DE2918683A1 (it) |
FI (1) | FI67395C (it) |
FR (1) | FR2424952A1 (it) |
GB (1) | GB2020271B (it) |
IT (1) | IT1116815B (it) |
NL (1) | NL7903210A (it) |
NO (1) | NO148036C (it) |
SE (1) | SE7903815L (it) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102007050483A1 (de) | 2007-10-19 | 2009-09-10 | Meyer Burger Ag | Mischung aus einem thixotropen Dispersionsmedium sowie abrasiv wirkenden Körnern als Schleifmittel |
CN109913188B (zh) * | 2019-03-18 | 2021-11-23 | 中国石油集团渤海钻探工程有限公司 | 一种抗污染清洗型隔离液 |
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/xx not_active Application Discontinuation
- 1979-04-27 AU AU46454/79A patent/AU526570B2/en not_active Ceased
- 1979-04-27 NO NO791429A patent/NO148036C/no unknown
- 1979-05-02 SE SE7903815A patent/SE7903815L/ not_active Application Discontinuation
- 1979-05-03 FR FR7911121A patent/FR2424952A1/fr active Granted
- 1979-05-04 BR BR7902707A patent/BR7902707A/pt unknown
- 1979-05-04 FI FI791444A patent/FI67395C/fi not_active IP Right Cessation
- 1979-05-04 IT IT48934/79A patent/IT1116815B/it active
- 1979-05-07 DE DE19792918683 patent/DE2918683A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
GB2020271A (en) | 1979-11-14 |
IT1116815B (it) | 1986-02-10 |
CA1125001A (en) | 1982-06-08 |
FR2424952B1 (it) | 1985-04-26 |
NO791429L (no) | 1979-11-06 |
NO148036C (no) | 1983-07-27 |
FI791444A (fi) | 1979-11-06 |
AU4645479A (en) | 1979-11-08 |
FI67395B (fi) | 1984-11-30 |
NO148036B (no) | 1983-04-18 |
DE2918683C2 (it) | 1990-07-12 |
FI67395C (fi) | 1985-03-11 |
FR2424952A1 (fr) | 1979-11-30 |
BR7902707A (pt) | 1979-11-27 |
DE2918683A1 (de) | 1979-11-08 |
AU526570B2 (en) | 1983-01-20 |
NL7903210A (nl) | 1979-11-07 |
GB2020271B (en) | 1982-09-02 |
SE7903815L (sv) | 1979-11-06 |
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