DK0712809T3 - Fremgangsmåde til enzymatisk forbehandling af udgravningsmateriale - Google Patents

Fremgangsmåde til enzymatisk forbehandling af udgravningsmateriale

Info

Publication number
DK0712809T3
DK0712809T3 DK95402598.7T DK95402598T DK0712809T3 DK 0712809 T3 DK0712809 T3 DK 0712809T3 DK 95402598 T DK95402598 T DK 95402598T DK 0712809 T3 DK0712809 T3 DK 0712809T3
Authority
DK
Denmark
Prior art keywords
mud
lipase
satd
mixt
esp
Prior art date
Application number
DK95402598.7T
Other languages
English (en)
Inventor
Sophie Aliphat
Frederic Perie
Christian Zurdo
Alain Martignon
Original Assignee
Elf Aquitaine
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 Elf Aquitaine filed Critical Elf Aquitaine
Application granted granted Critical
Publication of DK0712809T3 publication Critical patent/DK0712809T3/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
    • C02F3/342—Biological treatment of water, waste water, or sewage characterised by the microorganisms used characterised by the enzymes used
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S507/00—Earth boring, well treating, and oil field chemistry
    • Y10S507/935—Enhanced oil recovery
    • Y10S507/936—Flooding the formation

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Microbiology (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Enzymes And Modification Thereof (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Treatment Of Sludge (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Processing Of Solid Wastes (AREA)
DK95402598.7T 1994-11-21 1995-11-20 Fremgangsmåde til enzymatisk forbehandling af udgravningsmateriale DK0712809T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9413921A FR2727130B1 (fr) 1994-11-21 1994-11-21 Procede de pretraitement enzymatique des deblais de forage

Publications (1)

Publication Number Publication Date
DK0712809T3 true DK0712809T3 (da) 1998-04-20

Family

ID=9469001

Family Applications (1)

Application Number Title Priority Date Filing Date
DK95402598.7T DK0712809T3 (da) 1994-11-21 1995-11-20 Fremgangsmåde til enzymatisk forbehandling af udgravningsmateriale

Country Status (8)

Country Link
US (1) US5725771A (da)
EP (1) EP0712809B1 (da)
AT (1) ATE157336T1 (da)
DE (1) DE69500614T2 (da)
DK (1) DK0712809T3 (da)
ES (1) ES2109069T3 (da)
FR (1) FR2727130B1 (da)
NO (1) NO315519B1 (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2742741B1 (fr) * 1995-12-22 1998-02-27 Coho Lab Sa Procede et dispositif de biodegradation des matieres lipides
FR2783527B1 (fr) * 1998-09-23 2000-11-03 Ab7 Ind Procede et composition de solubilisation et de degradation des graisses dans le traitement des eaux usees
GB2372040B (en) * 2001-02-07 2003-07-30 Schlumberger Holdings Improvements in or relating to sampling of hydrocarbons from geological formations
US10161204B2 (en) 2014-10-31 2018-12-25 Canadian Energy Services L.P. Treatment of heavy oil cuttings for disposal
EP3784779A1 (en) 2018-04-26 2021-03-03 Basf Se Lipase enzymes

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2445636A1 (de) * 1973-10-01 1975-04-03 Euroc Administration Ab Verfahren und vorrichtung zur behandlung von insbesondere hausmuell
US4143007A (en) * 1977-10-31 1979-03-06 Celanese Corporation Thickening agent containing a polygalactomannan gum and a copolymer of an olefinically unsaturated dicarboxylic acid anhydride useful in hydraulic well-treating
US4329448A (en) * 1979-07-10 1982-05-11 Lever Brothers Company Microbial heteropolysaccharide
CA1167403A (en) * 1979-07-10 1984-05-15 Unilever Limited Microbial heteropolysaccharide
US4535153A (en) * 1979-09-07 1985-08-13 Merck & Co., Inc. Heteropolysaccharide S-88
DD240905A1 (de) 1985-09-13 1986-11-19 Freiberg Bergakademie Bohrspulung zur herstellung untertaetiger durchlaessiger hohlraeume
JPH02160997A (ja) * 1988-12-13 1990-06-20 Jujo Paper Co Ltd ピッチトラブル防止法
US5386038A (en) * 1990-12-18 1995-01-31 Albright & Wilson Limited Water treatment agent
US5126051A (en) * 1990-12-21 1992-06-30 Phillips Petroleum Company Enzymatic decomposition of drilling mud

Also Published As

Publication number Publication date
EP0712809A1 (fr) 1996-05-22
ES2109069T3 (es) 1998-01-01
FR2727130B1 (fr) 1996-12-20
NO315519B1 (no) 2003-09-15
FR2727130A1 (fr) 1996-05-24
NO954679L (no) 1996-05-22
EP0712809B1 (fr) 1997-08-27
NO954679D0 (no) 1995-11-20
ATE157336T1 (de) 1997-09-15
US5725771A (en) 1998-03-10
DE69500614T2 (de) 1998-04-02
DE69500614D1 (de) 1997-10-02

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