EG14372A - Process for treating exanthomo nas fermentation broth for use in displacement of oil from partially depleted reservoirs - Google Patents

Process for treating exanthomo nas fermentation broth for use in displacement of oil from partially depleted reservoirs

Info

Publication number
EG14372A
EG14372A EG665/79A EG66579A EG14372A EG 14372 A EG14372 A EG 14372A EG 665/79 A EG665/79 A EG 665/79A EG 66579 A EG66579 A EG 66579A EG 14372 A EG14372 A EG 14372A
Authority
EG
Egypt
Prior art keywords
exanthomo
nas
displacement
treating
oil
Prior art date
Application number
EG665/79A
Other languages
English (en)
Inventor
Ho Lewis
Original Assignee
Pfizer
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 Pfizer filed Critical Pfizer
Application granted granted Critical
Publication of EG14372A publication Critical patent/EG14372A/xx

Links

Classifications

    • 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
    • C09K8/60—Compositions for stimulating production by acting on the underground formation
    • C09K8/84—Compositions based on water or polar solvents
    • C09K8/86—Compositions based on water or polar solvents containing organic compounds
    • C09K8/88—Compositions based on water or polar solvents containing organic compounds macromolecular compounds
    • C09K8/90—Compositions based on water or polar solvents containing organic compounds macromolecular compounds of natural origin, e.g. polysaccharides, cellulose
    • C09K8/905—Biopolymers
    • 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

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Microbiology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Biotechnology (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (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)
  • Fats And Perfumes (AREA)
EG665/79A 1978-11-06 1979-10-29 Process for treating exanthomo nas fermentation broth for use in displacement of oil from partially depleted reservoirs EG14372A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US95789578A 1978-11-06 1978-11-06

Publications (1)

Publication Number Publication Date
EG14372A true EG14372A (en) 1984-03-31

Family

ID=25500314

Family Applications (1)

Application Number Title Priority Date Filing Date
EG665/79A EG14372A (en) 1978-11-06 1979-10-29 Process for treating exanthomo nas fermentation broth for use in displacement of oil from partially depleted reservoirs

Country Status (12)

Country Link
BR (1) BR7907164A (it)
CA (1) CA1134300A (it)
DE (1) DE2944634C2 (it)
EG (1) EG14372A (it)
ES (1) ES485743A1 (it)
FR (1) FR2440992A1 (it)
GB (1) GB2036056B (it)
IE (1) IE48744B1 (it)
IL (1) IL58633A (it)
IT (1) IT1126314B (it)
NL (1) NL7907884A (it)
NO (1) NO148866C (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4425246A (en) 1981-09-18 1984-01-10 Exxon Research & Engineering Co. Oil recovery using stabilized saline heat-treated heteropolysaccharide solutions
GB8428348D0 (en) * 1984-11-09 1984-12-19 Shell Int Research Degrading of viscous microbial polysaccharide formulation
FR2600664B1 (fr) * 1986-06-27 1988-09-23 Schlumberger Cie Dowell Procede pour ameliorer les proprietes physico-chimiques de solutions de polymeres utilisees dans les services petroliers
CN115873570B (zh) * 2021-09-27 2024-02-02 中国石油化工股份有限公司 一种微生物采油调驱剂及其应用

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3355447A (en) * 1964-04-28 1967-11-28 Kelco Co Treatment of xanthomonas hydrophilic colloid and resulting product
FR1575756A (it) * 1968-04-29 1969-07-25
US3773752A (en) * 1971-02-25 1973-11-20 Phillips Petroleum Co Recovery of microbial polysaccharides
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
CA1073384A (en) * 1975-07-23 1980-03-11 Kenneth S. Kang Enhancement of viscosity imparting properties of xanthan gum
CA1070629A (en) * 1975-11-10 1980-01-29 Allen I. Laskin Process for modifying biopolymers
NO150965C (no) * 1976-08-05 1985-01-16 Pfizer Fremgangsmaate for fremstilling av en xantanopploesning
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
JPS5366496A (en) * 1976-11-22 1978-06-13 Merck & Co Inc Rapidly dispersible vegetable gum

Also Published As

Publication number Publication date
DE2944634C2 (de) 1983-06-30
IT1126314B (it) 1986-05-21
GB2036056B (en) 1983-04-13
NO148866B (no) 1983-09-19
DE2944634A1 (de) 1980-05-14
IL58633A (en) 1982-08-31
NO148866C (no) 1983-12-28
GB2036056A (en) 1980-06-25
FR2440992A1 (fr) 1980-06-06
IE48744B1 (en) 1985-05-01
IT7927040A0 (it) 1979-11-05
FR2440992B1 (it) 1985-05-24
IL58633A0 (en) 1980-02-29
ES485743A1 (es) 1980-10-01
NO793561L (no) 1980-05-07
NL7907884A (nl) 1980-05-08
BR7907164A (pt) 1980-10-21
IE792114L (en) 1980-05-06
CA1134300A (en) 1982-10-26

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