FR2761696B1 - Composition pour encapsuler des microorganismes ou des enzymes, produits flottants obtenus et leur utilisation - Google Patents

Composition pour encapsuler des microorganismes ou des enzymes, produits flottants obtenus et leur utilisation

Info

Publication number
FR2761696B1
FR2761696B1 FR9704273A FR9704273A FR2761696B1 FR 2761696 B1 FR2761696 B1 FR 2761696B1 FR 9704273 A FR9704273 A FR 9704273A FR 9704273 A FR9704273 A FR 9704273A FR 2761696 B1 FR2761696 B1 FR 2761696B1
Authority
FR
France
Prior art keywords
enzymes
composition
products obtained
floating products
encapsulating microorganisms
Prior art date
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 - Fee Related
Application number
FR9704273A
Other languages
English (en)
Other versions
FR2761696A1 (fr
Inventor
Valentina Lazarova
Francois Vercruysse
Jean Noel Barbotin
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.)
Lyonnaise des Eaux et de lEclairage SA
Lyonnaise des Eaux SA
Original Assignee
Lyonnaise des Eaux et de lEclairage SA
Lyonnaise des Eaux 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 Lyonnaise des Eaux et de lEclairage SA, Lyonnaise des Eaux SA filed Critical Lyonnaise des Eaux et de lEclairage SA
Priority to FR9704273A priority Critical patent/FR2761696B1/fr
Publication of FR2761696A1 publication Critical patent/FR2761696A1/fr
Application granted granted Critical
Publication of FR2761696B1 publication Critical patent/FR2761696B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C02F3/02—Aerobic processes
    • C02F3/08—Aerobic processes using moving contact bodies
    • C02F3/085—Fluidized beds
    • C02F3/087—Floating beds with contact bodies having a lower density than water
    • 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
    • C02F3/02—Aerobic processes
    • C02F3/10—Packings; Fillings; Grids
    • C02F3/105—Characterized by the chemical composition
    • C02F3/108—Immobilising gels, polymers or the like
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N11/00—Carrier-bound or immobilised enzymes; Carrier-bound or immobilised microbial cells; Preparation thereof
    • C12N11/02—Enzymes or microbial cells immobilised on or in an organic carrier
    • C12N11/04—Enzymes or microbial cells immobilised on or in an organic carrier entrapped within the carrier, e.g. gel or hollow fibres
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Microbiology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Zoology (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Biotechnology (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
FR9704273A 1997-04-08 1997-04-08 Composition pour encapsuler des microorganismes ou des enzymes, produits flottants obtenus et leur utilisation Expired - Fee Related FR2761696B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9704273A FR2761696B1 (fr) 1997-04-08 1997-04-08 Composition pour encapsuler des microorganismes ou des enzymes, produits flottants obtenus et leur utilisation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9704273A FR2761696B1 (fr) 1997-04-08 1997-04-08 Composition pour encapsuler des microorganismes ou des enzymes, produits flottants obtenus et leur utilisation

Publications (2)

Publication Number Publication Date
FR2761696A1 FR2761696A1 (fr) 1998-10-09
FR2761696B1 true FR2761696B1 (fr) 1999-05-28

Family

ID=9505635

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9704273A Expired - Fee Related FR2761696B1 (fr) 1997-04-08 1997-04-08 Composition pour encapsuler des microorganismes ou des enzymes, produits flottants obtenus et leur utilisation

Country Status (1)

Country Link
FR (1) FR2761696B1 (fr)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1412587A (en) * 1971-12-20 1975-11-05 Gary Aircraft Corp Foam substrate for biochemical reactions
AU567374B2 (en) * 1984-10-03 1987-11-19 Leonard B. Torobin Hollow inorganic microspheres
JPS61254244A (ja) * 1985-05-08 1986-11-12 Lion Corp 酵素を含有するマイクロカプセルの製造方法
JPS6251957A (ja) * 1985-08-30 1987-03-06 Hitachi Ltd 海藻ゲル包括菌体粒子ゲル製造装置及び方法
JPH03238088A (ja) * 1990-02-15 1991-10-23 Nishihara Environ Sanit Res Corp 微生物固定化瀘材
JPH03242292A (ja) * 1990-02-20 1991-10-29 Kuraray Co Ltd 排水処理方法
JP2962757B2 (ja) * 1990-03-12 1999-10-12 日本化薬株式会社 水面浮遊性農薬粒状組成物
JPH0624959A (ja) * 1991-10-04 1994-02-01 Bayer Yakuhin Kk 胃内浮遊型薬物徐放性固形製剤
JPH0731991A (ja) * 1993-07-26 1995-02-03 Kuraray Co Ltd 排水の処理方法

Also Published As

Publication number Publication date
FR2761696A1 (fr) 1998-10-09

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20091231