DK521784A - Biopolymert middel med forbedret filtrerbarhed - Google Patents

Biopolymert middel med forbedret filtrerbarhed Download PDF

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Publication number
DK521784A
DK521784A DK521784A DK521784A DK521784A DK 521784 A DK521784 A DK 521784A DK 521784 A DK521784 A DK 521784A DK 521784 A DK521784 A DK 521784A DK 521784 A DK521784 A DK 521784A
Authority
DK
Denmark
Prior art keywords
biopolymed
agent
improved filterability
filterability
improved
Prior art date
Application number
DK521784A
Other languages
English (en)
Other versions
DK521784D0 (da
Inventor
Donald Beck
James Walter Miller
William Charles Wernau
Iii Thomas Benton Young
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 DK521784D0 publication Critical patent/DK521784D0/da
Publication of DK521784A publication Critical patent/DK521784A/da

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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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S507/00—Earth boring, well treating, and oil field chemistry
    • Y10S507/904—Process of making fluids or additives therefor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S507/00—Earth boring, well treating, and oil field chemistry
    • Y10S507/935—Enhanced oil recovery
    • Y10S507/936—Flooding the formation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
DK521784A 1983-11-03 1984-11-02 Biopolymert middel med forbedret filtrerbarhed DK521784A (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US54847383A 1983-11-03 1983-11-03
US06/644,593 US4639322A (en) 1983-11-03 1984-08-27 Biopolymer compositions having enhanced filterability

Publications (2)

Publication Number Publication Date
DK521784D0 DK521784D0 (da) 1984-11-02
DK521784A true DK521784A (da) 1985-05-04

Family

ID=27068868

Family Applications (1)

Application Number Title Priority Date Filing Date
DK521784A DK521784A (da) 1983-11-03 1984-11-02 Biopolymert middel med forbedret filtrerbarhed

Country Status (4)

Country Link
US (1) US4639322A (da)
AU (1) AU576791B2 (da)
CA (1) CA1225520A (da)
DK (1) DK521784A (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5076363A (en) * 1989-01-31 1991-12-31 The Standard Oil Company Surfactant-polymer composition and method of enhanced oil recovery
BRPI0500573A (pt) * 2005-02-18 2006-09-26 Petroleo Brasileiro Sa método e fluido para aumento do fator de recuperação em reservatórios petrolìferos
MX2010001972A (es) * 2007-08-21 2010-08-30 Archer Daniels Midland Co Composiciones de goma hidrocoloide, metodos para formar las mismas y productos formados a partir de las mismas.
MX2017005333A (es) * 2014-10-31 2017-08-15 Chevron Usa Inc Composiciones de polimeros.
US9902895B2 (en) 2014-10-31 2018-02-27 Chevron U.S.A. Inc. Polymer compositions

Family Cites Families (11)

* 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
US3520976A (en) * 1968-12-24 1970-07-21 Buckman Labor Inc S-thiocyanomethyl compounds of 2-mercaptobenzothiazoles,2 - mercaptobenzoxazoles,and 2 - mercaptobenzimidazoles
US3996378A (en) * 1974-10-24 1976-12-07 Nalco Chemical Company Water-based microbicide formulation
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
US4135979A (en) * 1976-08-24 1979-01-23 Merck & Co., Inc. Treatment of xanthan gum to improve clarity
US4119491A (en) * 1977-05-16 1978-10-10 Shell Oil Company Enzyme-filtration clarification of xanthan gum polymer solution
US4352741A (en) * 1977-11-15 1982-10-05 Pfizer Inc. Xanthomonas biopolymer for use in displacement of oil from partially depleted reservoirs
US4282321A (en) * 1978-11-30 1981-08-04 Pfizer, Inc. Fermentation process for production of xanthan
US4406798A (en) * 1981-08-24 1983-09-27 Pfizer Inc. Surfactant enhanced injectivity of xanthan mobility control solutions for tertiary oil recovery
US4457372A (en) * 1981-11-06 1984-07-03 Texaco Inc. Method of recovering petroleum from underground formations
US4517101A (en) * 1983-08-22 1985-05-14 David Williams Reduced biodegradability in a polymer flood process

Also Published As

Publication number Publication date
US4639322A (en) 1987-01-27
DK521784D0 (da) 1984-11-02
AU3492784A (en) 1985-05-09
CA1225520A (en) 1987-08-18
AU576791B2 (en) 1988-09-08

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment