IL52609A - Process for producing xanthomonas hydrophilic colloid for use in displacement of oil from partially depleted reservoirs - Google Patents

Process for producing xanthomonas hydrophilic colloid for use in displacement of oil from partially depleted reservoirs

Info

Publication number
IL52609A
IL52609A IL52609A IL5260977A IL52609A IL 52609 A IL52609 A IL 52609A IL 52609 A IL52609 A IL 52609A IL 5260977 A IL5260977 A IL 5260977A IL 52609 A IL52609 A IL 52609A
Authority
IL
Israel
Prior art keywords
displacement
oil
hydrophilic colloid
partially depleted
depleted reservoirs
Prior art date
Application number
IL52609A
Other languages
English (en)
Other versions
IL52609A0 (en
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
Priority claimed from US05/793,274 external-priority patent/US4119546A/en
Application filed by Pfizer filed Critical Pfizer
Publication of IL52609A0 publication Critical patent/IL52609A0/xx
Publication of IL52609A publication Critical patent/IL52609A/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)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microbiology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Biotechnology (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Health & Medical Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Genetics & Genomics (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Peptides Or Proteins (AREA)
  • Colloid Chemistry (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
IL52609A 1976-08-05 1977-07-27 Process for producing xanthomonas hydrophilic colloid for use in displacement of oil from partially depleted reservoirs IL52609A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US71184376A 1976-08-05 1976-08-05
US05/793,274 US4119546A (en) 1976-08-05 1977-05-03 Process for producing Xanthomonas hydrophilic colloid, product resulting therefrom, and use thereof in displacement of oil from partially depleted reservoirs

Publications (2)

Publication Number Publication Date
IL52609A0 IL52609A0 (en) 1977-10-31
IL52609A true IL52609A (en) 1980-06-30

Family

ID=27108715

Family Applications (1)

Application Number Title Priority Date Filing Date
IL52609A IL52609A (en) 1976-08-05 1977-07-27 Process for producing xanthomonas hydrophilic colloid for use in displacement of oil from partially depleted reservoirs

Country Status (13)

Country Link
BR (1) BR7705160A (enrdf_load_stackoverflow)
CA (1) CA1094479A (enrdf_load_stackoverflow)
DE (1) DE2734364C2 (enrdf_load_stackoverflow)
EG (1) EG12843A (enrdf_load_stackoverflow)
ES (1) ES461344A1 (enrdf_load_stackoverflow)
FR (1) FR2360665A1 (enrdf_load_stackoverflow)
GB (1) GB1531970A (enrdf_load_stackoverflow)
IE (1) IE45543B1 (enrdf_load_stackoverflow)
IL (1) IL52609A (enrdf_load_stackoverflow)
IT (1) IT1080085B (enrdf_load_stackoverflow)
NL (1) NL168554B (enrdf_load_stackoverflow)
NO (1) NO150965C (enrdf_load_stackoverflow)
SU (1) SU959634A3 (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PT69430A (en) * 1978-04-13 1979-05-01 Merck & Co Inc Process for preparing a xanthan gum with low calcium content
US4265673A (en) 1978-06-23 1981-05-05 Talres Development (N.A.) N.V. Polymer solutions for use in oil recovery containing a complexing agent for multivalentions
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.
FR2442955A1 (fr) 1978-12-01 1980-06-27 Ceca Sa Perfectionnements a la recuperation assistee du petrole
US4263399A (en) * 1979-05-31 1981-04-21 Merck & Co., Inc. High phosphate process for making low calcium, smooth flow xanthan gum
CA1153971A (en) * 1980-07-14 1983-09-20 Standard Oil Company Semi-continuous method for production of xanthan gum using xanthomonas campestris atcc 31601
DE19512731C1 (de) * 1995-04-05 1996-07-11 Preussag En Gmbh Flutmittel zur Entölung von Erdöllagerstätten sowie Verfahren zur Verbesserung der Produktivität bei der Gewinnung von Erdöl oder Erdgas

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD121954A1 (enrdf_load_stackoverflow) * 1975-09-05 1976-09-05

Also Published As

Publication number Publication date
IE45543L (en) 1978-02-05
ES461344A1 (es) 1978-12-01
BR7705160A (pt) 1978-04-25
NL7708587A (nl) 1978-02-07
IE45543B1 (en) 1982-09-22
EG12843A (en) 1980-03-31
FR2360665B1 (enrdf_load_stackoverflow) 1982-07-09
DE2734364A1 (de) 1978-02-09
SU959634A3 (ru) 1982-09-15
NL168554B (nl) 1981-11-16
NO772654L (no) 1978-02-07
NO150965C (no) 1985-01-16
CA1094479A (en) 1981-01-27
DE2734364C2 (de) 1982-12-02
GB1531970A (en) 1978-11-15
NO150965B (no) 1984-10-08
IT1080085B (it) 1985-05-16
IL52609A0 (en) 1977-10-31
FR2360665A1 (fr) 1978-03-03

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Legal Events

Date Code Title Description
RH Patent void