FR2264077A1 - - Google Patents

Info

Publication number
FR2264077A1
FR2264077A1 FR7507058A FR7507058A FR2264077A1 FR 2264077 A1 FR2264077 A1 FR 2264077A1 FR 7507058 A FR7507058 A FR 7507058A FR 7507058 A FR7507058 A FR 7507058A FR 2264077 A1 FR2264077 A1 FR 2264077A1
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.)
Granted
Application number
FR7507058A
Other versions
FR2264077B1 (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.)
Kelco Co
Original Assignee
Kelco Co
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 Kelco Co filed Critical Kelco Co
Publication of FR2264077A1 publication Critical patent/FR2264077A1/fr
Application granted granted Critical
Publication of FR2264077B1 publication Critical patent/FR2264077B1/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
    • C08B37/0024—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid beta-D-Glucans; (beta-1,3)-D-Glucans, e.g. paramylon, coriolan, sclerotan, pachyman, callose, scleroglucan, schizophyllan, laminaran, lentinan or curdlan; (beta-1,6)-D-Glucans, e.g. pustulan; (beta-1,4)-D-Glucans; (beta-1,3)(beta-1,4)-D-Glucans, e.g. lichenan; Derivatives thereof
    • C08B37/0033—Xanthan, i.e. D-glucose, D-mannose and D-glucuronic acid units, saubstituted with acetate and pyruvate, with a main chain of (beta-1,4)-D-glucose units; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P19/00—Preparation of compounds containing saccharide radicals
    • C12P19/04—Polysaccharides, i.e. compounds containing more than five saccharide radicals attached to each other by glycosidic bonds
    • C12P19/06—Xanthan, i.e. Xanthomonas-type heteropolysaccharides
    • 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
    • Y10S435/00—Chemistry: molecular biology and microbiology
    • Y10S435/8215—Microorganisms
    • Y10S435/822—Microorganisms using bacteria or actinomycetales
    • Y10S435/91—Xanthomonas
    • 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
FR7507058A 1974-03-11 1975-03-06 Expired FR2264077B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US44987574A 1974-03-11 1974-03-11
US05/513,810 US3966618A (en) 1974-03-11 1974-10-10 Clarification of xanthan gum

Publications (2)

Publication Number Publication Date
FR2264077A1 true FR2264077A1 (fr) 1975-10-10
FR2264077B1 FR2264077B1 (fr) 1978-10-06

Family

ID=27035848

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7507058A Expired FR2264077B1 (fr) 1974-03-11 1975-03-06

Country Status (9)

Country Link
US (1) US3966618A (fr)
JP (1) JPS50121493A (fr)
CA (1) CA1038781A (fr)
CH (1) CH611932A5 (fr)
DE (1) DE2510374C3 (fr)
FR (1) FR2264077B1 (fr)
GB (1) GB1443507A (fr)
IT (1) IT1032245B (fr)
NL (1) NL180123B (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2384020A1 (fr) * 1977-03-14 1978-10-13 Tate & Lyle Ltd Procede pour la production de polysaccharide
EP0039962A1 (fr) * 1980-05-08 1981-11-18 Shell Internationale Researchmaatschappij B.V. Clarification des produits de fermentation contenant des polysaccharides
FR2506328A1 (fr) * 1981-05-22 1982-11-26 Inst Francais Du Petrole Procede enzymatique de traitement de gommes xanthanes en vue d'ameliorer la filtration de leurs solutions aqueuses
EP0078556A1 (fr) * 1981-11-03 1983-05-11 Shell Internationale Researchmaatschappij B.V. Procédé de rupture de cellules
EP0078621A1 (fr) * 1981-10-29 1983-05-11 Kelco Biospecialties Limited Traitement de solutions de gomme de Xanthane
FR2597503A1 (fr) * 1986-03-10 1987-10-23 Inst Francais Du Petrole Procede enzymatique de traitement de gommes xanthanes en vue d'ameliorer la filtrabilite de leurs solutions aqueuses

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4218327A (en) * 1976-04-05 1980-08-19 Shell Oil Company Stabilizing the viscosity of an aqueous solution of polysaccharide polymer
US4119546A (en) * 1976-08-05 1978-10-10 Pfizer Inc. Process for producing Xanthomonas hydrophilic colloid, product resulting therefrom, and use thereof in displacement of oil from partially depleted reservoirs
US4212748A (en) * 1978-05-26 1980-07-15 Conoco, Inc. Polymer flood filtration improvement
NL7907884A (nl) * 1978-11-06 1980-05-08 Pfizer Werkwijze voor de bereiding van een de beweeglijkheid regelende oplossing ten gebruike bij het winnen van olie.
US4326037A (en) * 1979-11-01 1982-04-20 The United States Of America As Represented By The United States Department Of Energy Enzymatic method for improving the injectability of polysaccharides
DE3172841D1 (en) * 1980-09-29 1985-12-12 Shell Int Research Treatment of pseudoplastic polysaccharide solutions
US4558739A (en) * 1983-04-05 1985-12-17 The Board Of Regents For The University Of Oklahoma Situ microbial plugging process for subterranean formations
US4522261A (en) * 1983-04-05 1985-06-11 The Board Of Regents For The University Of Oklahoma Biosurfactant and enhanced oil recovery
FR2551087B1 (fr) * 1983-08-30 1986-03-21 Rhone Poulenc Spec Chim Procede de traitement d'une solution de polysaccharide et son utilisation
US4682654A (en) * 1985-05-22 1987-07-28 Millmaster Onyx Group, Inc. Enzymatically-treated guar gums
US5595892A (en) * 1991-12-20 1997-01-21 Shin-Etsu Chemical Co., Ltd. Process for preparation of purified xanthan gum
EP0549230B1 (fr) * 1991-12-20 1997-08-27 Shin-Etsu Chemical Co., Ltd. Procédé de préparation de gomme de xanthane purifiée
US5354671A (en) * 1992-06-26 1994-10-11 Shin-Etsu Chemical Co., Ltd. Enzymatic clarification of polysaccharides
JP3741734B2 (ja) 1994-06-30 2006-02-01 信越化学工業株式会社 キサンタンガムの回収精製方法
US6818594B1 (en) 1999-11-12 2004-11-16 M-I L.L.C. Method for the triggered release of polymer-degrading agents for oil field use
KR20030045031A (ko) * 2000-08-16 2003-06-09 닛신 오일리오 가부시키가이샤 투명수성탄성체
AU2006272393A1 (en) * 2005-07-22 2007-01-25 Her Majesty The Queen In Right Of Canada As Represented By The Minister Of Agriculture And Agri-Food Canada Process for producing polysaccharide gum

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3305016A (en) * 1959-11-02 1967-02-21 Exxon Production Research Co Displacement of oil from partially depleted reservoirs
US3119812A (en) * 1962-04-02 1964-01-28 Rogovin Seymour Peter Method of recovering microbial polysaccharides from their fermentation broths
US3288211A (en) * 1964-02-13 1966-11-29 Johnston Norris Water flooding process

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2384020A1 (fr) * 1977-03-14 1978-10-13 Tate & Lyle Ltd Procede pour la production de polysaccharide
EP0039962A1 (fr) * 1980-05-08 1981-11-18 Shell Internationale Researchmaatschappij B.V. Clarification des produits de fermentation contenant des polysaccharides
FR2506328A1 (fr) * 1981-05-22 1982-11-26 Inst Francais Du Petrole Procede enzymatique de traitement de gommes xanthanes en vue d'ameliorer la filtration de leurs solutions aqueuses
EP0078621A1 (fr) * 1981-10-29 1983-05-11 Kelco Biospecialties Limited Traitement de solutions de gomme de Xanthane
EP0078556A1 (fr) * 1981-11-03 1983-05-11 Shell Internationale Researchmaatschappij B.V. Procédé de rupture de cellules
FR2597503A1 (fr) * 1986-03-10 1987-10-23 Inst Francais Du Petrole Procede enzymatique de traitement de gommes xanthanes en vue d'ameliorer la filtrabilite de leurs solutions aqueuses
EP0286761A1 (fr) * 1986-03-10 1988-10-19 Institut Français du Pétrole Procédé enzymatique de traitement de gommes xanthanes en vue d'ameliorer la filtrabilté de leurs solutions aqueuses

Also Published As

Publication number Publication date
FR2264077B1 (fr) 1978-10-06
NL180123B (nl) 1986-08-01
DE2510374A1 (de) 1975-09-18
GB1443507A (en) 1976-07-21
DE2510374C3 (de) 1978-06-01
US3966618A (en) 1976-06-29
NL7502243A (nl) 1975-09-15
JPS50121493A (fr) 1975-09-23
DE2510374B2 (de) 1977-10-06
CA1038781A (fr) 1978-09-19
IT1032245B (it) 1979-05-30
CH611932A5 (fr) 1979-06-29

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Legal Events

Date Code Title Description
TP Transmission of property