CA970953A - Method for reducing polymer adsorption in secondary oil recovery operations - Google Patents

Method for reducing polymer adsorption in secondary oil recovery operations

Info

Publication number
CA970953A
CA970953A CA145,228A CA145228A CA970953A CA 970953 A CA970953 A CA 970953A CA 145228 A CA145228 A CA 145228A CA 970953 A CA970953 A CA 970953A
Authority
CA
Canada
Prior art keywords
oil recovery
recovery operations
secondary oil
reducing polymer
polymer adsorption
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
Application number
CA145,228A
Other languages
English (en)
Inventor
Robert R. Jennings
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.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Application granted granted Critical
Publication of CA970953A publication Critical patent/CA970953A/en
Expired 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
    • C09K8/58—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
    • C09K8/588—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids characterised by the use of specific polymers
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
    • E21B43/20—Displacing by water

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Fluid Mechanics (AREA)
  • Materials Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Paper (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
CA145,228A 1971-07-01 1972-06-20 Method for reducing polymer adsorption in secondary oil recovery operations Expired CA970953A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15905471A 1971-07-01 1971-07-01

Publications (1)

Publication Number Publication Date
CA970953A true CA970953A (en) 1975-07-15

Family

ID=22570889

Family Applications (1)

Application Number Title Priority Date Filing Date
CA145,228A Expired CA970953A (en) 1971-07-01 1972-06-20 Method for reducing polymer adsorption in secondary oil recovery operations

Country Status (5)

Country Link
AU (1) AU465650B2 (pt)
BR (1) BR7204304D0 (pt)
CA (1) CA970953A (pt)
GB (1) GB1401524A (pt)
NO (1) NO130368B (pt)

Also Published As

Publication number Publication date
AU4383872A (en) 1974-01-03
GB1401524A (en) 1975-07-16
NO130368B (pt) 1974-08-19
BR7204304D0 (pt) 1973-05-17
AU465650B2 (en) 1975-10-02

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