FR2506328B1 - - Google Patents

Info

Publication number
FR2506328B1
FR2506328B1 FR8110403A FR8110403A FR2506328B1 FR 2506328 B1 FR2506328 B1 FR 2506328B1 FR 8110403 A FR8110403 A FR 8110403A FR 8110403 A FR8110403 A FR 8110403A FR 2506328 B1 FR2506328 B1 FR 2506328B1
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
FR8110403A
Other versions
FR2506328A1 (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.)
IFP Energies Nouvelles IFPEN
Original Assignee
IFP Energies Nouvelles IFPEN
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 IFP Energies Nouvelles IFPEN filed Critical IFP Energies Nouvelles IFPEN
Priority to FR8110403A priority Critical patent/FR2506328A1/fr
Priority to DE3218697A priority patent/DE3218697A1/de
Priority to GB8214922A priority patent/GB2099008B/en
Priority to RO82107637A priority patent/RO88113A/fr
Priority to JP57087178A priority patent/JPS57202303A/ja
Priority to BR8202958A priority patent/BR8202958A/pt
Priority to CA000403498A priority patent/CA1172589A/fr
Priority to MX8210090U priority patent/MX7055E/es
Priority to IN582/CAL/82A priority patent/IN156597B/en
Priority to US06/381,610 priority patent/US4431734A/en
Publication of FR2506328A1 publication Critical patent/FR2506328A1/fr
Application granted granted Critical
Publication of FR2506328B1 publication Critical patent/FR2506328B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Zoology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Microbiology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biotechnology (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Enzymes And Modification Thereof (AREA)
FR8110403A 1981-05-22 1981-05-22 Procede enzymatique de traitement de gommes xanthanes en vue d'ameliorer la filtration de leurs solutions aqueuses Granted FR2506328A1 (fr)

Priority Applications (10)

Application Number Priority Date Filing Date Title
FR8110403A FR2506328A1 (fr) 1981-05-22 1981-05-22 Procede enzymatique de traitement de gommes xanthanes en vue d'ameliorer la filtration de leurs solutions aqueuses
DE3218697A DE3218697A1 (de) 1981-05-22 1982-05-18 Enzymatisches verfahren zur behandlung von xanthan-harzen zur verbesserung der filtrierbarkeit ihrer waessrigen loesung
RO82107637A RO88113A (fr) 1981-05-22 1982-05-21 Procede de traitement des gommes xanthaniques avec enzymes
JP57087178A JPS57202303A (en) 1981-05-22 1982-05-21 Enzyme treatment of xanthan gum for improving filtrability of xanthan gum aqueous solution
GB8214922A GB2099008B (en) 1981-05-22 1982-05-21 Enzymatic process for the treatment of xanthan gums to improve the filtrability of their aqueous solutions
BR8202958A BR8202958A (pt) 1981-05-22 1982-05-21 Processo de tratamento de uma goma de xantano composicao solida para sua realizacao goma de xantano em po ou em solucao aquosa obtida por tal processo e utilizacao da mesma
CA000403498A CA1172589A (fr) 1981-05-22 1982-05-21 Procede enzymatique de traitement de gommes xanthanes en vue d'ameliorer la filtrabilite de leurs solutions aqueuses
MX8210090U MX7055E (es) 1981-05-22 1982-05-21 Procedimiento enzimatico mejorado de clarificacion de soluciones acuosas de gomas xantanos para mejorar su filtrabilidad
IN582/CAL/82A IN156597B (fr) 1981-05-22 1982-05-21
US06/381,610 US4431734A (en) 1981-05-22 1982-05-24 Enzymatic process for the treatment of xanthan gums to improve the filtrability of their aqueous solutions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8110403A FR2506328A1 (fr) 1981-05-22 1981-05-22 Procede enzymatique de traitement de gommes xanthanes en vue d'ameliorer la filtration de leurs solutions aqueuses

Publications (2)

Publication Number Publication Date
FR2506328A1 FR2506328A1 (fr) 1982-11-26
FR2506328B1 true FR2506328B1 (fr) 1984-01-13

Family

ID=9258884

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8110403A Granted FR2506328A1 (fr) 1981-05-22 1981-05-22 Procede enzymatique de traitement de gommes xanthanes en vue d'ameliorer la filtration de leurs solutions aqueuses

Country Status (10)

Country Link
US (1) US4431734A (fr)
JP (1) JPS57202303A (fr)
BR (1) BR8202958A (fr)
CA (1) CA1172589A (fr)
DE (1) DE3218697A1 (fr)
FR (1) FR2506328A1 (fr)
GB (1) GB2099008B (fr)
IN (1) IN156597B (fr)
MX (1) MX7055E (fr)
RO (1) RO88113A (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0078621A1 (fr) * 1981-10-29 1983-05-11 Kelco Biospecialties Limited Traitement de solutions de gomme de Xanthane
FR2551087B1 (fr) * 1983-08-30 1986-03-21 Rhone Poulenc Spec Chim Procede de traitement d'une solution de polysaccharide et son utilisation
GB8431653D0 (en) * 1984-12-14 1985-01-30 Shell Int Research Filterability of microbial broth
US4690891A (en) * 1985-09-11 1987-09-01 Exxon Research And Engineering Company Method and the microorganism and enzyme used therein for degrading the xanthan molecule
FR2597503B1 (fr) * 1986-03-10 1988-12-30 Inst Francais Du Petrole Procede enzymatique de traitement de gommes xanthanes en vue d'ameliorer la filtrabilite de leurs solutions aqueuses
FR2627509B1 (fr) * 1988-02-18 1990-08-10 Mero Rousselot Satia Procede de fermentation en deux etapes pour la production de polysaccharides
DE69221841T2 (de) * 1991-12-20 1998-01-22 Shinetsu Bio Inc Verfahren zur Herstellung von gereinigtem Xanthangummi
US5595892A (en) * 1991-12-20 1997-01-21 Shin-Etsu Chemical Co., Ltd. Process for preparation of purified xanthan gum
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
ITTO20050180A1 (it) * 2005-03-18 2006-09-19 Patents Expl Company B V Procedimento enzimatico per l'ottenimento di gomma vegetale degradata
US20130288932A1 (en) * 2012-04-27 2013-10-31 Halliburton Energy Services, Inc. Methods of cryodesiccating a broth comprising a biopolymer of an exopolysaccharide
CA3033366A1 (fr) 2016-08-10 2018-02-15 Geo Fossil Fuels, Llc Compositions comprenant des bio-polymeres et procedes de fabrication de ceux-ci

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3966618A (en) * 1974-03-11 1976-06-29 Merck & Co., Inc. Clarification of xanthan gum
US4010071A (en) * 1974-10-10 1977-03-01 Merck & Co., Inc. Clarification of xanthan gum
US4119491A (en) * 1977-05-16 1978-10-10 Shell Oil Company Enzyme-filtration clarification of xanthan gum polymer solution
JPS54105295A (en) * 1978-02-03 1979-08-18 Sansho Co Production of fermented gum with excellent transparency
US4165257A (en) * 1978-03-13 1979-08-21 Continental Oil Company Biopolymer filterability improvement by caustic-enzyme treatment
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
DE3160096D1 (en) * 1980-05-08 1983-04-07 Shell Int Research Clarification of polysaccharide-containing fermentation products

Also Published As

Publication number Publication date
DE3218697A1 (de) 1982-12-09
GB2099008B (en) 1985-01-30
IN156597B (fr) 1985-09-14
MX7055E (es) 1987-04-08
RO88113B (ro) 1985-10-31
BR8202958A (pt) 1983-05-03
RO88113A (fr) 1985-11-30
US4431734A (en) 1984-02-14
JPH0372277B2 (fr) 1991-11-18
JPS57202303A (en) 1982-12-11
CA1172589A (fr) 1984-08-14
DE3218697C2 (fr) 1990-04-19
FR2506328A1 (fr) 1982-11-26
GB2099008A (en) 1982-12-01

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