IT8548686A0 - Procedimento per la preparazione di additivo per fanghi di trivellazione e fanghi di trivellazione con esso prodotti - Google Patents
Procedimento per la preparazione di additivo per fanghi di trivellazione e fanghi di trivellazione con esso prodottiInfo
- Publication number
- IT8548686A0 IT8548686A0 IT8548686A IT4868685A IT8548686A0 IT 8548686 A0 IT8548686 A0 IT 8548686A0 IT 8548686 A IT8548686 A IT 8548686A IT 4868685 A IT4868685 A IT 4868685A IT 8548686 A0 IT8548686 A0 IT 8548686A0
- Authority
- IT
- Italy
- Prior art keywords
- drilling mud
- additive
- procedure
- preparation
- produced
- Prior art date
Links
- 239000000654 additive Substances 0.000 title 1
- 230000000996 additive effect Effects 0.000 title 1
- 238000000034 method Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/02—Oxides; Hydroxides
- C01G49/08—Ferroso-ferric oxide [Fe3O4]
-
- 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
- C09K8/03—Specific additives for general use in well-drilling compositions
- C09K8/032—Inorganic additives
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/12—Surface area
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/22—Rheological behaviour as dispersion, e.g. viscosity, sedimentation stability
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Compounds Of Iron (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BR8500346A BR8500346A (pt) | 1985-01-25 | 1985-01-25 | Processo de preparacao de aditivo para lamas de perfuracao e lamas de perfuracao |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8548686A0 true IT8548686A0 (it) | 1985-10-17 |
IT1214667B IT1214667B (it) | 1990-01-18 |
Family
ID=4037257
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8548686A IT1214667B (it) | 1985-01-25 | 1985-10-17 | Procedimento per la preparazione di additivo per fanghi di trivellazione e fanghi di trivellazione con esso prodotti |
Country Status (8)
Country | Link |
---|---|
AR (1) | AR240551A1 (it) |
AU (1) | AU576389B2 (it) |
BR (1) | BR8500346A (it) |
CA (1) | CA1265665A (it) |
GB (1) | GB2170188B (it) |
IT (1) | IT1214667B (it) |
MX (1) | MX168253B (it) |
ZA (1) | ZA857904B (it) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BR8706002A (pt) * | 1987-11-09 | 1989-05-30 | Vale Do Rio Doce Co | Processo para producao de oxido de ferro de alta reatividade e alta superficie especifica |
DE3826373A1 (de) * | 1988-08-03 | 1990-02-08 | Bayer Ag | Verfahren zur entfernung von schwefelwasserstoff mit speziellen eisenoxiden |
-
1985
- 1985-01-25 BR BR8500346A patent/BR8500346A/pt not_active IP Right Cessation
- 1985-10-14 AU AU48571/85A patent/AU576389B2/en not_active Ceased
- 1985-10-15 ZA ZA857904A patent/ZA857904B/xx unknown
- 1985-10-17 IT IT8548686A patent/IT1214667B/it active
- 1985-12-16 AR AR30259285A patent/AR240551A1/es active
-
1986
- 1986-01-13 CA CA000499486A patent/CA1265665A/en not_active Expired - Lifetime
- 1986-01-17 MX MX001264A patent/MX168253B/es unknown
- 1986-01-22 GB GB08601470A patent/GB2170188B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT1214667B (it) | 1990-01-18 |
BR8500346A (pt) | 1986-09-09 |
AR240551A1 (es) | 1990-05-31 |
GB2170188B (en) | 1988-05-25 |
GB2170188A (en) | 1986-07-30 |
CA1265665A (en) | 1990-02-13 |
GB8601470D0 (en) | 1986-02-26 |
AU576389B2 (en) | 1988-08-25 |
ZA857904B (en) | 1987-06-24 |
AU4857185A (en) | 1986-07-31 |
MX168253B (es) | 1993-05-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19931015 |