DE2513520A1 - Verfahren zur verminderung des reibungswiderstandes in stroemendem rohoel - Google Patents

Verfahren zur verminderung des reibungswiderstandes in stroemendem rohoel

Info

Publication number
DE2513520A1
DE2513520A1 DE19752513520 DE2513520A DE2513520A1 DE 2513520 A1 DE2513520 A1 DE 2513520A1 DE 19752513520 DE19752513520 DE 19752513520 DE 2513520 A DE2513520 A DE 2513520A DE 2513520 A1 DE2513520 A1 DE 2513520A1
Authority
DE
Germany
Prior art keywords
polymer
solvent
pref
flowing
tert
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.)
Granted
Application number
DE19752513520
Other languages
German (de)
English (en)
Other versions
DE2513520C2 (https=
Inventor
Vitold Raimond Kruka
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.)
SHELL INT RESEARCH
Shell Internationale Research Maatschappij BV
Original Assignee
SHELL INT RESEARCH
Shell Internationale Research Maatschappij BV
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 SHELL INT RESEARCH, Shell Internationale Research Maatschappij BV filed Critical SHELL INT RESEARCH
Priority to DE19752513520 priority Critical patent/DE2513520A1/de
Publication of DE2513520A1 publication Critical patent/DE2513520A1/de
Application granted granted Critical
Publication of DE2513520C2 publication Critical patent/DE2513520C2/de
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
    • C09K3/00—Materials not provided for elsewhere
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D1/00—Pipe-line systems
    • F17D1/08—Pipe-line systems for liquids or viscous products
    • F17D1/16—Facilitating the conveyance of liquids or effecting the conveyance of viscous products by modification of their viscosity

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DE19752513520 1975-03-26 1975-03-26 Verfahren zur verminderung des reibungswiderstandes in stroemendem rohoel Granted DE2513520A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19752513520 DE2513520A1 (de) 1975-03-26 1975-03-26 Verfahren zur verminderung des reibungswiderstandes in stroemendem rohoel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752513520 DE2513520A1 (de) 1975-03-26 1975-03-26 Verfahren zur verminderung des reibungswiderstandes in stroemendem rohoel

Publications (2)

Publication Number Publication Date
DE2513520A1 true DE2513520A1 (de) 1976-10-14
DE2513520C2 DE2513520C2 (https=) 1988-08-18

Family

ID=5942526

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752513520 Granted DE2513520A1 (de) 1975-03-26 1975-03-26 Verfahren zur verminderung des reibungswiderstandes in stroemendem rohoel

Country Status (1)

Country Link
DE (1) DE2513520A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5449732A (en) * 1993-06-18 1995-09-12 Conoco Inc. Solvent free oil soluble drag reducing polymer suspension

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3730275A (en) * 1971-02-16 1973-05-01 Continental Oil Co Method using low friction loss liquid composition having resistance to shear degradation
US3857402A (en) * 1972-08-31 1974-12-31 Nalco Chemical Co Transmission of oil

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3730275A (en) * 1971-02-16 1973-05-01 Continental Oil Co Method using low friction loss liquid composition having resistance to shear degradation
US3857402A (en) * 1972-08-31 1974-12-31 Nalco Chemical Co Transmission of oil

Also Published As

Publication number Publication date
DE2513520C2 (https=) 1988-08-18

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee