NO982318L - Br°nnfluid - Google Patents

Br°nnfluid

Info

Publication number
NO982318L
NO982318L NO982318A NO982318A NO982318L NO 982318 L NO982318 L NO 982318L NO 982318 A NO982318 A NO 982318A NO 982318 A NO982318 A NO 982318A NO 982318 L NO982318 L NO 982318L
Authority
NO
Norway
Prior art keywords
nnfluid
deg nnfluid
Prior art date
Application number
NO982318A
Other languages
English (en)
Other versions
NO982318D0 (no
NO322842B1 (no
Inventor
Luigi Nicora
Marco Graziosi
Pierangelo Pirovano
Original Assignee
Lamberti Spa
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 Lamberti Spa filed Critical Lamberti Spa
Publication of NO982318D0 publication Critical patent/NO982318D0/no
Publication of NO982318L publication Critical patent/NO982318L/no
Publication of NO322842B1 publication Critical patent/NO322842B1/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H15/00—Compounds containing hydrocarbon or substituted hydrocarbon radicals directly attached to hetero atoms of saccharide radicals
    • C07H15/02—Acyclic radicals, not substituted by cyclic structures
    • C07H15/04—Acyclic radicals, not substituted by cyclic structures attached to an oxygen atom of the saccharide radical
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Dispersion Chemistry (AREA)
  • Biotechnology (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Biochemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • External Artificial Organs (AREA)
NO19982318A 1995-11-22 1998-05-20 Vannbasert bronnvaeske, fremgangsmate for dens fremstilling og anvendelse derav NO322842B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT95MI002422A IT1276156B1 (it) 1995-11-22 1995-11-22 Fluidi per pozzo
PCT/EP1996/005128 WO1997019145A1 (en) 1995-11-22 1996-11-21 Well fluid

Publications (3)

Publication Number Publication Date
NO982318D0 NO982318D0 (no) 1998-05-20
NO982318L true NO982318L (no) 1998-07-21
NO322842B1 NO322842B1 (no) 2006-12-11

Family

ID=11372571

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19982318A NO322842B1 (no) 1995-11-22 1998-05-20 Vannbasert bronnvaeske, fremgangsmate for dens fremstilling og anvendelse derav

Country Status (6)

Country Link
EP (1) EP0862603B1 (no)
AU (1) AU7694996A (no)
DE (1) DE69606320T2 (no)
IT (1) IT1276156B1 (no)
NO (1) NO322842B1 (no)
WO (1) WO1997019145A1 (no)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6861459B2 (en) 1999-07-09 2005-03-01 Construction Research & Technology Gmbh Oligomeric dispersant
US6133347A (en) * 1999-07-09 2000-10-17 Mbt Holding Ag Oligomeric dispersant
IT1313694B1 (it) 1999-11-26 2002-09-09 Eni Spa Procedimento per ridurre l'assorbimento di polimeri su matricerocciosa.
US6518223B2 (en) 2000-08-14 2003-02-11 Grain Processing Corporation Drilling fluid, apparatus, and method
US7018955B2 (en) 2000-08-14 2006-03-28 Grain Processing Corporation Drilling fluid, apparatus, and method
WO2004020546A1 (en) * 2002-08-28 2004-03-11 Grain Processing Corporation Drilling fluid, apparatus, and method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5403820A (en) * 1992-12-24 1995-04-04 O'brien-Goins-Simpson & Associates Environmentally safe water base drilling fluid
FR2709679B1 (fr) * 1993-08-06 1995-10-06 Seppic Sa Compositions aqueuses concentrées d'alkylpolyglycosides et leurs utilisations.
FR2719600B1 (fr) * 1994-05-04 1996-06-14 Inst Francais Du Petrole Procédé et fluide utilisés dans un puits - Application au forage.
EP0702073A1 (en) * 1994-09-19 1996-03-20 Baker Hughes Incorporated Shale stabilising drilling fluid employing saccharide derivatives
US5684075A (en) * 1995-02-21 1997-11-04 Phillips Petroleum Company Compositions comprising an acrylamide-containing polymer and process therewith

Also Published As

Publication number Publication date
DE69606320D1 (de) 2000-02-24
DE69606320T2 (de) 2000-08-24
WO1997019145A1 (en) 1997-05-29
ITMI952422A1 (it) 1997-05-22
EP0862603B1 (en) 2000-01-19
NO982318D0 (no) 1998-05-20
NO322842B1 (no) 2006-12-11
IT1276156B1 (it) 1997-10-27
ITMI952422A0 (no) 1995-11-22
AU7694996A (en) 1997-06-11
EP0862603A1 (en) 1998-09-09

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