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)
• Life Sciences & Earth Sciences (AREA)
• Engineering & Computer Science (AREA)
• Wood Science & Technology (AREA)
• Dispersion Chemistry (AREA)
• General Life Sciences & Earth Sciences (AREA)
• Materials Engineering (AREA)
• Organic Chemistry (AREA)
• Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=7101238

Family Applications (1)

Country Status (7)

Family Cites Families (2)

• 1965
  • 1965-08-02 DE DEF46781A patent/DE1248585B/de active Pending
• 1966
  • 1966-07-28 GB GB33965/66A patent/GB1146008A/en not_active Expired
  • 1966-07-29 AT AT730366A patent/AT270534B/de active
  • 1966-07-30 NO NO164117A patent/NO117739B/no unknown
  • 1966-08-01 NL NL6610807A patent/NL6610807A/xx unknown
  • 1966-08-02 SE SE1045366A patent/SE219175C1/sl unknown
  • 1966-08-02 FI FI2035/66A patent/FI41823B/fi active

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