GB2363383B - Microencapsulated drag reducing agents - Google Patents

Microencapsulated drag reducing agents

Info

Publication number
GB2363383B
GB2363383B GB0121099A GB0121099A GB2363383B GB 2363383 B GB2363383 B GB 2363383B GB 0121099 A GB0121099 A GB 0121099A GB 0121099 A GB0121099 A GB 0121099A GB 2363383 B GB2363383 B GB 2363383B
Authority
GB
United Kingdom
Prior art keywords
reducing agents
drag reducing
microencapsulated
microencapsulated drag
agents
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 - Fee Related
Application number
GB0121099A
Other versions
GB0121099D0 (en
GB2363383A (en
Inventor
Nagesh Kommarredi
Lawrence J Rzeznik
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.)
Baker Hughes Holdings LLC
Original Assignee
Baker Hughes Inc
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
Priority claimed from US09/014,218 external-priority patent/US6126872A/en
Application filed by Baker Hughes Inc filed Critical Baker Hughes Inc
Publication of GB0121099D0 publication Critical patent/GB0121099D0/en
Publication of GB2363383A publication Critical patent/GB2363383A/en
Application granted granted Critical
Publication of GB2363383B publication Critical patent/GB2363383B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02—Making microcapsules or microballoons
    • B01J13/04—Making microcapsules or microballoons by physical processes, e.g. drying, spraying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02—Making microcapsules or microballoons
    • B01J13/06—Making microcapsules or microballoons by phase separation
    • B01J13/14—Polymerisation; cross-linking
    • B01J13/18—In situ polymerisation with all reactants being present in the same phase
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02—Making microcapsules or microballoons
    • B01J13/20—After-treatment of capsule walls, e.g. hardening

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
GB0121099A 1998-01-27 1999-01-25 Microencapsulated drag reducing agents Expired - Fee Related GB2363383B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/014,218 US6126872A (en) 1998-01-27 1998-01-27 Microencapsulated drag reducing agents
GB0017875A GB2349645B (en) 1998-01-27 1999-01-25 Microencapsulated drag reducing agents

Publications (3)

Publication Number Publication Date
GB0121099D0 GB0121099D0 (en) 2001-10-24
GB2363383A GB2363383A (en) 2001-12-19
GB2363383B true GB2363383B (en) 2002-07-24

Family

ID=26244691

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0121099A Expired - Fee Related GB2363383B (en) 1998-01-27 1999-01-25 Microencapsulated drag reducing agents

Country Status (1)

Country Link
GB (1) GB2363383B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3810731A4 (en) * 2018-06-20 2022-04-06 Baker Hughes Holdings Llc Free-flowing solid encapsulated drag reducing additives

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4693321A (en) * 1985-11-18 1987-09-15 Conoco Inc. Method using encapsulated flow improvers to reduce turbulence
US4957666A (en) * 1988-01-29 1990-09-18 Taio Paper Manufacturing Co., Ltd. Method of producing a slurry of microcapsules

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4693321A (en) * 1985-11-18 1987-09-15 Conoco Inc. Method using encapsulated flow improvers to reduce turbulence
US4957666A (en) * 1988-01-29 1990-09-18 Taio Paper Manufacturing Co., Ltd. Method of producing a slurry of microcapsules

Also Published As

Publication number Publication date
GB0121099D0 (en) 2001-10-24
GB2363383A (en) 2001-12-19

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20160125