GB2195685B - Additives for controlling or modifying thixotropic properties - Google Patents

Additives for controlling or modifying thixotropic properties

Info

Publication number
GB2195685B
GB2195685B GB8723061A GB8723061A GB2195685B GB 2195685 B GB2195685 B GB 2195685B GB 8723061 A GB8723061 A GB 8723061A GB 8723061 A GB8723061 A GB 8723061A GB 2195685 B GB2195685 B GB 2195685B
Authority
GB
United Kingdom
Prior art keywords
modifying
additives
controlling
thixotropic properties
thixotropic
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
GB8723061A
Other versions
GB2195685A (en
GB8723061D0 (en
Inventor
John William Chapman
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.)
PRECHEM Ltd
Original Assignee
PRECHEM Ltd
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 PRECHEM Ltd filed Critical PRECHEM Ltd
Publication of GB8723061D0 publication Critical patent/GB8723061D0/en
Priority to NO88880873A priority Critical patent/NO880873L/en
Publication of GB2195685A publication Critical patent/GB2195685A/en
Application granted granted Critical
Publication of GB2195685B publication Critical patent/GB2195685B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C09K8/32—Non-aqueous well-drilling compositions, e.g. oil-based
    • C09K8/36—Water-in-oil emulsions
GB8723061A 1986-10-04 1987-10-01 Additives for controlling or modifying thixotropic properties Expired - Fee Related GB2195685B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NO88880873A NO880873L (en) 1987-10-01 1988-02-29 ADDITIVE FOR REGULATION OF TIXOTROPIC PROPERTIES.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868623891A GB8623891D0 (en) 1986-10-04 1986-10-04 Additives

Publications (3)

Publication Number Publication Date
GB8723061D0 GB8723061D0 (en) 1987-11-04
GB2195685A GB2195685A (en) 1988-04-13
GB2195685B true GB2195685B (en) 1990-04-25

Family

ID=10605289

Family Applications (2)

Application Number Title Priority Date Filing Date
GB868623891A Pending GB8623891D0 (en) 1986-10-04 1986-10-04 Additives
GB8723061A Expired - Fee Related GB2195685B (en) 1986-10-04 1987-10-01 Additives for controlling or modifying thixotropic properties

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB868623891A Pending GB8623891D0 (en) 1986-10-04 1986-10-04 Additives

Country Status (1)

Country Link
GB (2) GB8623891D0 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6405809B2 (en) 1998-01-08 2002-06-18 M-I Llc Conductive medium for openhold logging and logging while drilling

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2212192A (en) * 1987-11-09 1989-07-19 Exxon Chemical Patents Inc Low toxicity oil base mud systems
US5021170A (en) * 1987-12-18 1991-06-04 Baroid Technology, Inc. Oil-based well bore fluids and gellants therefor
US5888944A (en) * 1996-08-02 1999-03-30 Mi L.L.C. Oil-based drilling fluid
US6218342B1 (en) 1996-08-02 2001-04-17 M-I Llc Oil-based drilling fluid
US6589917B2 (en) 1996-08-02 2003-07-08 M-I Llc Invert emulsion drilling fluids and muds having negative alkalinity and elastomer compatibility
US5905061A (en) * 1996-08-02 1999-05-18 Patel; Avind D. Invert emulsion fluids suitable for drilling
US5909779A (en) * 1997-08-19 1999-06-08 M-I L.L.C. Oil-based drilling fluids suitable for drilling in the presence of acidic gases
US6793025B2 (en) 1998-01-08 2004-09-21 M-I L. L. C. Double emulsion based drilling fluids
EP1571078A1 (en) * 1998-09-04 2005-09-07 Halliburton Energy Services, Inc. Brine-based drilling fluids for ballast tank storage
US6315061B1 (en) 1998-09-04 2001-11-13 Halliburton Energy Services, Inc. Brine-based drilling fluids for ballast tank storage
US6828279B2 (en) 2001-08-10 2004-12-07 M-I Llc Biodegradable surfactant for invert emulsion drilling fluid

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6405809B2 (en) 1998-01-08 2002-06-18 M-I Llc Conductive medium for openhold logging and logging while drilling

Also Published As

Publication number Publication date
GB2195685A (en) 1988-04-13
GB8623891D0 (en) 1986-11-05
GB8723061D0 (en) 1987-11-04

Similar Documents

Publication Publication Date Title
EP0291073A3 (en) Additives for cement
GB8628807D0 (en) Clay composition
GB2195002B (en) Controlling transmission
EP0229616A3 (en) Bath additive composition
GB8823890D0 (en) Cement compositions
GB2164930B (en) Cement additives
GB2195685B (en) Additives for controlling or modifying thixotropic properties
GB2144730B (en) Cement additives
AU589008B2 (en) Anti-treeing additives
GB8717272D0 (en) Speakerphone
AU586402B2 (en) Gunnable refractory composition
GB8426420D0 (en) Nifedipine composition
GB8403099D0 (en) Refractory compositions
AU3368684A (en) Alkali-resistant refractory compositions
GB8601990D0 (en) Overbased additives
GB8612865D0 (en) Oil additives
GB2152025B (en) Basic refractory compositions
GB8705736D0 (en) Refractory composition
GB8619836D0 (en) Ep additives
GB8707204D0 (en) Thixotropic compositions
GB2199774B (en) Application for crease-setting composition
HUT36215A (en) Brick
EP0321786A3 (en) Composition for external application
VN38A6 (en) Cement additives
GB8603432D0 (en) Additives

Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19981001