FR2476650B1 - - Google Patents

Info

Publication number
FR2476650B1
FR2476650B1 FR8004351A FR8004351A FR2476650B1 FR 2476650 B1 FR2476650 B1 FR 2476650B1 FR 8004351 A FR8004351 A FR 8004351A FR 8004351 A FR8004351 A FR 8004351A FR 2476650 B1 FR2476650 B1 FR 2476650B1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR8004351A
Other languages
French (fr)
Other versions
FR2476650A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Avebene
Original Assignee
Avebene
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 Avebene filed Critical Avebene
Priority to FR8004351A priority Critical patent/FR2476650A1/fr
Priority to GB8105752A priority patent/GB2070014B/en
Priority to FI810586A priority patent/FI810586L/fi
Priority to BE0/203916A priority patent/BE887672A/fr
Priority to ES499834A priority patent/ES8201593A1/es
Priority to CH1308/81A priority patent/CH648853A5/fr
Priority to CA000371753A priority patent/CA1162922A/fr
Priority to NO810660A priority patent/NO159383C/no
Priority to SE8101270A priority patent/SE447656B/sv
Priority to IT20022/81A priority patent/IT1144654B/it
Publication of FR2476650A1 publication Critical patent/FR2476650A1/fr
Application granted granted Critical
Publication of FR2476650B1 publication Critical patent/FR2476650B1/fr
Priority to US06/692,856 priority patent/US4594168A/en
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
    • C08H6/00—Macromolecular compounds derived from lignin, e.g. tannins, humic acids
    • 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)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Biochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Dispersion Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
FR8004351A 1980-02-27 1980-02-27 Nouveaux derives de l'acide lignosulfonique, procede pour leur preparation et leur utilisation comme additifs pour boues de forage Granted FR2476650A1 (fr)

Priority Applications (11)

Application Number Priority Date Filing Date Title
FR8004351A FR2476650A1 (fr) 1980-02-27 1980-02-27 Nouveaux derives de l'acide lignosulfonique, procede pour leur preparation et leur utilisation comme additifs pour boues de forage
GB8105752A GB2070014B (en) 1980-02-27 1981-02-24 Lignosulphonic acid derivatives a process for their preparation and their use as additives in drilling slurries
BE0/203916A BE887672A (fr) 1980-02-27 1981-02-25 Nouveaux derives de l'acide lignosulfonique, procede pour leur preparation et leur utilisation comme additifs pour boues de forage
FI810586A FI810586L (fi) 1980-02-27 1981-02-25 Nya lignosulfonsyraderivat foerfarande foer deras framstaellning och deras anvaendning saosom tillsatsaemnen i borrslam
CH1308/81A CH648853A5 (fr) 1980-02-27 1981-02-26 Procede de reduction du rapport soufre organique/soufre mineral dans des derives de l'acide lignosulfonique, derives ainsi obtenus et leur utilisation.
CA000371753A CA1162922A (fr) 1980-02-27 1981-02-26 Derives de l'acide lignosulfonique, procede pour leur preparation et leur utilisation comme additifs pour boues de forage
ES499834A ES8201593A1 (es) 1980-02-27 1981-02-26 Procedimiento para la obtencion de nuevos derivados del aci-do lignosulfonicos
NO810660A NO159383C (no) 1980-02-27 1981-02-26 Fremgangsmaate for fremstilling av nye lignosulfonsyrederivater og anvendelse av dem som additiver.
SE8101270A SE447656B (sv) 1980-02-27 1981-02-26 Forfarande for framstellning av ett oxiderat lignosulfonsyraderivat, lignosulfonsyraderivat och anvendning derav
IT20022/81A IT1144654B (it) 1980-02-27 1981-02-27 Nuovi derivati dell'acido lignosolfonico,procedimento per la loro preparazione e loro utilizzazione come additivi per fanghi di perforazione
US06/692,856 US4594168A (en) 1980-02-27 1985-01-17 Derivatives of lignosulfonic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8004351A FR2476650A1 (fr) 1980-02-27 1980-02-27 Nouveaux derives de l'acide lignosulfonique, procede pour leur preparation et leur utilisation comme additifs pour boues de forage

Publications (2)

Publication Number Publication Date
FR2476650A1 FR2476650A1 (fr) 1981-08-28
FR2476650B1 true FR2476650B1 (enExample) 1983-08-26

Family

ID=9239053

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8004351A Granted FR2476650A1 (fr) 1980-02-27 1980-02-27 Nouveaux derives de l'acide lignosulfonique, procede pour leur preparation et leur utilisation comme additifs pour boues de forage

Country Status (2)

Country Link
BE (1) BE887672A (enExample)
FR (1) FR2476650A1 (enExample)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3095409A (en) * 1960-04-01 1963-06-25 Puget Sound Pulp & Timber Co Acid treated sulfonated lignin-containing material and process for the production thereof
US4088640A (en) * 1976-06-18 1978-05-09 American Can Company Ozonated lignosulfonates

Also Published As

Publication number Publication date
FR2476650A1 (fr) 1981-08-28
BE887672A (fr) 1981-06-15

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Legal Events

Date Code Title Description
CL Concession to grant licenses
TP Transmission of property
ST Notification of lapse