GB2121092B - Thickened heavy brines - Google Patents

Thickened heavy brines

Info

Publication number
GB2121092B
GB2121092B GB08315366A GB8315366A GB2121092B GB 2121092 B GB2121092 B GB 2121092B GB 08315366 A GB08315366 A GB 08315366A GB 8315366 A GB8315366 A GB 8315366A GB 2121092 B GB2121092 B GB 2121092B
Authority
GB
United Kingdom
Prior art keywords
heavy brines
thickened
thickened heavy
brines
heavy
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
GB08315366A
Other versions
GB2121092A (en
GB8315366D0 (en
Inventor
Roy Francis House
Lonnie Daniel Hoover
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.)
NL Industries Inc
Original Assignee
NL Industries 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 GB08131312A external-priority patent/GB2108174B/en
Application filed by NL Industries Inc filed Critical NL Industries Inc
Priority to GB08315366A priority Critical patent/GB2121092B/en
Publication of GB8315366D0 publication Critical patent/GB8315366D0/en
Publication of GB2121092A publication Critical patent/GB2121092A/en
Application granted granted Critical
Publication of GB2121092B publication Critical patent/GB2121092B/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
    • C09K8/02—Well-drilling compositions
    • C09K8/04—Aqueous well-drilling compositions
    • C09K8/06—Clay-free compositions
    • C09K8/08—Clay-free compositions containing natural organic compounds, e.g. polysaccharides, or derivatives thereof
    • C09K8/10—Cellulose or derivatives thereof
    • 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
    • C09K2208/00—Aspects relating to compositions of drilling or well treatment fluids
    • C09K2208/18—Bridging agents, i.e. particles for temporarily filling the pores of a formation; Graded salts

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)
  • Glass Compositions (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
GB08315366A 1981-10-16 1983-06-03 Thickened heavy brines Expired GB2121092B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08315366A GB2121092B (en) 1981-10-16 1983-06-03 Thickened heavy brines

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB08131312A GB2108174B (en) 1981-10-16 1981-10-16 Thickened heavy brines
GB08315366A GB2121092B (en) 1981-10-16 1983-06-03 Thickened heavy brines

Publications (3)

Publication Number Publication Date
GB8315366D0 GB8315366D0 (en) 1983-07-06
GB2121092A GB2121092A (en) 1983-12-14
GB2121092B true GB2121092B (en) 1985-07-03

Family

ID=26280992

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08315366A Expired GB2121092B (en) 1981-10-16 1983-06-03 Thickened heavy brines

Country Status (1)

Country Link
GB (1) GB2121092B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8428348D0 (en) * 1984-11-09 1984-12-19 Shell Int Research Degrading of viscous microbial polysaccharide formulation

Also Published As

Publication number Publication date
GB2121092A (en) 1983-12-14
GB8315366D0 (en) 1983-07-06

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Legal Events

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

Free format text: IN PAT.BUL.5105,PAGE 53 FOR 2121092 READ 2120192

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20001016