JPH0352512B2 - - Google Patents

Info

Publication number
JPH0352512B2
JPH0352512B2 JP58192287A JP19228783A JPH0352512B2 JP H0352512 B2 JPH0352512 B2 JP H0352512B2 JP 58192287 A JP58192287 A JP 58192287A JP 19228783 A JP19228783 A JP 19228783A JP H0352512 B2 JPH0352512 B2 JP H0352512B2
Authority
JP
Japan
Prior art keywords
solution
hydrosulfite
ppm
biopolymer
viscosity
Prior art date
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 - Lifetime
Application number
JP58192287A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5991189A (ja
Inventor
Kurisutofuaa Fuiritsupusu Juudoson
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.)
Pfizer Corp Belgium
Original Assignee
Pfizer Corp Belgium
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 Corp Belgium filed Critical Pfizer Corp Belgium
Publication of JPS5991189A publication Critical patent/JPS5991189A/ja
Publication of JPH0352512B2 publication Critical patent/JPH0352512B2/ja
Granted legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Processing Of Solid Wastes (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
JP19228783A 1982-10-15 1983-10-14 地下石油貯留層からの石油採収方法 Granted JPS5991189A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US43469682A 1982-10-15 1982-10-15
US434696 1999-11-05

Publications (2)

Publication Number Publication Date
JPS5991189A JPS5991189A (ja) 1984-05-25
JPH0352512B2 true JPH0352512B2 (enEXAMPLES) 1991-08-12

Family

ID=23725287

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19228783A Granted JPS5991189A (ja) 1982-10-15 1983-10-14 地下石油貯留層からの石油採収方法

Country Status (4)

Country Link
EP (1) EP0106666B1 (enEXAMPLES)
JP (1) JPS5991189A (enEXAMPLES)
CA (1) CA1210233A (enEXAMPLES)
DE (1) DE3370509D1 (enEXAMPLES)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0145217B1 (en) * 1983-11-03 1988-07-27 Pfizer Inc. Biopolymer composition having enhanced filterability
FR2574082B1 (fr) * 1984-12-05 1987-01-16 Rhone Poulenc Spec Chim Procede de stabilisation thermique de solutions aqueuses de polysaccharides

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3343601A (en) * 1965-09-17 1967-09-26 Dow Chemical Co Water flooding process
US3908760A (en) * 1973-10-09 1975-09-30 Phillips Petroleum Co Method of treating subterranean formations with aqueous gels
US4218327A (en) * 1976-04-05 1980-08-19 Shell Oil Company Stabilizing the viscosity of an aqueous solution of polysaccharide polymer
CA1097056A (en) * 1977-06-15 1981-03-10 Joseph E. Glass, Jr. Treatment of water thickened systems
JPS5618683A (en) * 1979-07-24 1981-02-21 Toagosei Chem Ind Co Ltd Stabilizing liquid composition for digging ground

Also Published As

Publication number Publication date
JPS5991189A (ja) 1984-05-25
EP0106666B1 (en) 1987-03-25
EP0106666A2 (en) 1984-04-25
EP0106666A3 (en) 1984-05-23
DE3370509D1 (en) 1987-04-30
CA1210233A (en) 1986-08-26

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