IT1214667B - 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 prodotti

Info

Publication number
IT1214667B
IT1214667B IT8548686A IT4868685A IT1214667B IT 1214667 B IT1214667 B IT 1214667B IT 8548686 A IT8548686 A IT 8548686A IT 4868685 A IT4868685 A IT 4868685A IT 1214667 B IT1214667 B IT 1214667B
Authority
IT
Italy
Prior art keywords
drilling sludge
additive
procedure
products
preparation
Prior art date
Application number
IT8548686A
Other languages
English (en)
Italian (it)
Other versions
IT8548686A0 (it
Inventor
Tavares Neiva De Figueire Joao
Ahmed Abadallah Abdel-Re Hosam
Frederico Da Ponte Ielton
Cesar Peiter Carlos
Xaver Horn Filho Franz
Original Assignee
Petroleo Brasileiro Sa
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Petroleo Brasileiro Sa filed Critical Petroleo Brasileiro Sa
Publication of IT8548686A0 publication Critical patent/IT8548686A0/it
Application granted granted Critical
Publication of IT1214667B publication Critical patent/IT1214667B/it

Links

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)
IT8548686A 1985-01-25 1985-10-17 Procedimento per la preparazione di additivo per fanghi di trivellazione e fanghi di trivellazione con esso prodotti IT1214667B (it)

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 IT8548686A0 (it) 1985-10-17
IT1214667B true 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 (fr)
AU (1) AU576389B2 (fr)
BR (1) BR8500346A (fr)
CA (1) CA1265665A (fr)
GB (1) GB2170188B (fr)
IT (1) IT1214667B (fr)
MX (1) MX168253B (fr)
ZA (1) ZA857904B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
AU4857185A (en) 1986-07-31
AR240551A1 (es) 1990-05-31
CA1265665A (fr) 1990-02-13
BR8500346A (pt) 1986-09-09
MX168253B (es) 1993-05-14
GB2170188A (en) 1986-07-30
AU576389B2 (en) 1988-08-25
GB2170188B (en) 1988-05-25
ZA857904B (en) 1987-06-24
GB8601470D0 (en) 1986-02-26
IT8548686A0 (it) 1985-10-17

Similar Documents

Publication Publication Date Title
IT1185951B (it) Procedimento e linea per la produzione di cavi
HUT47439A (en) Joining element inhibiting the penetration of contamination
BR8600192A (pt) Composicao e dispersante
IT8548760A0 (it) Metodo per migliorare la fluidifica zione di impasti cementizi
IT8519141A1 (it) Procedimento per la granulazione di prodotti chimici e relativo apparecchio
IT1195144B (it) Procedimento e apparecchiatura per la formazione di masse refrattarie
GB8608630D0 (en) Investigation of properties
NZ218050A (en) Test for the presence of htlv-1v
ES552282A0 (es) Procedimiento para la obtencion de cefalosporinas
IT1200594B (it) Procedimento per la preparazione di alfa-omega-aloperfluorocarburi
IT1214667B (it) Procedimento per la preparazione di additivo per fanghi di trivellazione e fanghi di trivellazione con esso prodotti
GB2185310B (en) Method of measuring the interaction between walls and fluid
GR860793B (en) Method for the isolation and cleaning of a - interferone
IT1149503B (it) Procedimento e dispositivo per la preparazione di blocchi muniti di placcatura
IT8548297A0 (it) Procedimento per la preparazione di r(-)-norcarnitina terz-butil estere
IT1191806B (it) Procedimento per la preparazione di 2-bromo-alfa-ergocriptina
IT1190358B (it) Procedimento per la preparazione di l-carnitina
IT8519623A0 (it) Dispositivo per la determinazione di microrganismi
DE3664167D1 (en) Method for the measurement of sedimentation
IT1185506B (it) Procedimento per la preparazione di poliacetilene
IT1197856B (it) Procedimento per la preparazione di componenti antiruggine con migliorata scorrevolezza e penetrazione
IT1194471B (it) Procedimento per la preparazione di uno spirodecano e prodotto con esso ottenuto
IT8548950A0 (it) Procedimento per la funzionalizzazione di poliolefine e relativi prodotti
IT8548016A0 (it) Procedimento ed apparecchiatura per la produzione di prodotti di configurazione complicata
RO91930A2 (fr) Procede pour preparer gamma butyrolactone

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19931015