ZA848571B - Biopolymer composition having enhanced filterability - Google Patents

Biopolymer composition having enhanced filterability

Info

Publication number
ZA848571B
ZA848571B ZA848571A ZA848571A ZA848571B ZA 848571 B ZA848571 B ZA 848571B ZA 848571 A ZA848571 A ZA 848571A ZA 848571 A ZA848571 A ZA 848571A ZA 848571 B ZA848571 B ZA 848571B
Authority
ZA
South Africa
Prior art keywords
composition
biopolymer
biopolymer composition
weight percent
enhanced
Prior art date
Application number
ZA848571A
Other languages
English (en)
Inventor
Donald Beck
James Walter Miller
William Charles Wernau
Thomas Benton Young Iii
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
Publication of ZA848571B publication Critical patent/ZA848571B/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
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Fats And Perfumes (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Materials For Medical Uses (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
ZA848571A 1983-11-03 1984-11-02 Biopolymer composition having enhanced filterability ZA848571B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US54847383A 1983-11-03 1983-11-03

Publications (1)

Publication Number Publication Date
ZA848571B true ZA848571B (en) 1986-06-25

Family

ID=24188993

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA848571A ZA848571B (en) 1983-11-03 1984-11-02 Biopolymer composition having enhanced filterability

Country Status (10)

Country Link
EP (1) EP0145217B1 (de)
JP (1) JPS60130674A (de)
AT (1) ATE36032T1 (de)
BR (1) BR8405610A (de)
DE (1) DE3472999D1 (de)
ES (1) ES8609481A1 (de)
IE (1) IE842829L (de)
MX (1) MX160905A (de)
NO (1) NO168545C (de)
ZA (1) ZA848571B (de)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3300375A (en) * 1965-08-10 1967-01-24 American Cyanamid Co Process water treatment and method of controlling sulfate-reducing bacteria
US3996378A (en) * 1974-10-24 1976-12-07 Nalco Chemical Company Water-based microbicide formulation
GB1587225A (en) * 1977-05-20 1981-04-01 Exxon Research Engineering Co Heteropolysaccharides and their preparation
EP0106666B1 (de) * 1982-10-15 1987-03-25 Pfizer Inc. Mit Dithionit stabilisierte Polysaccharid-Lösungen bei der Tertiärölgewinnung bei hoher Temperatur verwendbar

Also Published As

Publication number Publication date
MX160905A (es) 1990-06-12
BR8405610A (pt) 1985-09-10
IE55763B1 (en) 1991-01-02
ES537348A0 (es) 1986-09-01
NO168545C (no) 1992-03-04
ES8609481A1 (es) 1986-09-01
ATE36032T1 (de) 1988-08-15
EP0145217A1 (de) 1985-06-19
JPH0329109B2 (de) 1991-04-23
DE3472999D1 (en) 1988-09-01
EP0145217B1 (de) 1988-07-27
IE842829L (en) 1991-01-02
JPS60130674A (ja) 1985-07-12
NO844375L (no) 1985-05-06
NO168545B (no) 1991-11-25

Similar Documents

Publication Publication Date Title
ES8608620A1 (es) Procedimiento para recuperar hidrocarburos de una formacion subterranea
ATE16623T1 (de) Verfahren zur steigerung der ausbeute an kohlenwasserstoffen aus einer unterirdischen formation.
FI854351A0 (fi) Metod foer rening av ett permeabelt underjordiskt objekt.
GB1422254A (en) Composition and method for fracturing subterranean formation
DE69423958D1 (de) Verwendung von n,n-dialkylamiden zum verringern von asphaltsausfällung aus rohöl
ATE66281T1 (de) Temporaere verminderung der permeabilitaet von unterirdischen formationen.
ATE33422T1 (de) Verfahren zur stimulierung von erdoelfoerdersonden.
ATE30338T1 (de) Verfahren zur modifizierung von heteropolysacchariden.
EP0159837A3 (en) Stimulation of oil and gas wells with phosphate ester surfactants
US4440651A (en) Use of peroxide in waterflood oil recovery
CA1271412C (en) ACTIVE OIL EXTRACTION METHOD USING ON-SITE STEAM GENERATION
DE3877655D1 (de) Verfahren zur verfestigung von geologischen formationen.
MY102904A (en) Method for acidizing siliceous formations
DE3472999D1 (en) Biopolymer composition having enhanced filterability
CA1268415C (en) ACTIVATED CRUDE OIL EXTRACTION
GB1531142A (en) Methods of reducing or suppressing aqueous penetration from underground formations into wells for oil and/or hydrocarbon gas production
ATE46388T1 (de) Verfahren zur injektivitaetserhoehung von einpressbohrungen bei der oelfoerderung mittels wasserfluten.
GB1439735A (en) Hydraulic fracturing method for subterranean formations
US5710109A (en) Method for acidizing formation having high permeability water zones
SU1543896A1 (ru) Способ разработки водонефтяных зон нефтяных и нефтегазовых залежей
DK1171687T3 (da) Fremgangsmåde og system til forögelse af olieproduktionen fra en oliebrönd, der producerer en blanding af olie og gas
DE3467791D1 (en) Process for reducing water production in oil production wells
GB1459699A (en) Recovery process using surfactant mixtures
EP0272405A3 (en) Process for an oil recovery from subterranean formations by surfactant flooding
DE69601420D1 (de) Schwarzlauge mit hohem feststoffgehalt und verringerter viskosität, verfahren zur verringerung der viskosität einer schwarzlauge mit hohem feststoffgehalt