GB9713383D0 - Removal of scale from surfaces - Google Patents

Removal of scale from surfaces

Info

Publication number
GB9713383D0
GB9713383D0 GBGB9713383.9A GB9713383A GB9713383D0 GB 9713383 D0 GB9713383 D0 GB 9713383D0 GB 9713383 A GB9713383 A GB 9713383A GB 9713383 D0 GB9713383 D0 GB 9713383D0
Authority
GB
United Kingdom
Prior art keywords
removal
scale
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
GBGB9713383.9A
Other versions
GB2314865B (en
GB2314865A (en
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.)
KEATCH RICHARD W
Original Assignee
KEATCH RICHARD W
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 KEATCH RICHARD W filed Critical KEATCH RICHARD W
Publication of GB9713383D0 publication Critical patent/GB9713383D0/en
Publication of GB2314865A publication Critical patent/GB2314865A/en
Application granted granted Critical
Publication of GB2314865B publication Critical patent/GB2314865B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/14—Cleaning or pickling metallic material with solutions or molten salts with alkaline solutions
    • C23G1/19—Iron or steel
    • 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
    • C09K8/52—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning
    • C09K8/528—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning inorganic depositions, e.g. sulfates or carbonates
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/24—Cleaning or pickling metallic material with solutions or molten salts with neutral solutions
GB9713383A 1996-06-29 1997-06-26 Removal of scale from surfaces Expired - Lifetime GB2314865B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9613714.6A GB9613714D0 (en) 1996-06-29 1996-06-29 Removal of scale from surfaces

Publications (3)

Publication Number Publication Date
GB9713383D0 true GB9713383D0 (en) 1997-08-27
GB2314865A GB2314865A (en) 1998-01-14
GB2314865B GB2314865B (en) 2000-12-13

Family

ID=10796122

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9613714.6A Pending GB9613714D0 (en) 1996-06-29 1996-06-29 Removal of scale from surfaces
GB9713383A Expired - Lifetime GB2314865B (en) 1996-06-29 1997-06-26 Removal of scale from surfaces

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9613714.6A Pending GB9613714D0 (en) 1996-06-29 1996-06-29 Removal of scale from surfaces

Country Status (1)

Country Link
GB (2) GB9613714D0 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7211550B2 (en) 2000-07-14 2007-05-01 Cabot Corporation Compositions for controlling scaling and completion fluids
AU2002240370A1 (en) 2001-02-14 2002-08-28 Cabot Specialty Fluids, Inc. Drillings fluids containing an alkali metal formate
CA2456834C (en) * 2001-08-10 2011-03-22 Cabot Specialty Fluids, Inc. Alkali metal tungstate compositions and uses thereof
GB2393120A (en) 2002-09-18 2004-03-24 Johnson & Johnson Medical Ltd Compositions for wound treatment
UA92607C2 (en) 2006-03-23 2010-11-25 Эм-Ай Ел.Ел.Си. method for removing metal scale, contacting metal compounds, from surfaces
US9783728B2 (en) 2016-01-12 2017-10-10 King Fahd University Of Petroleum And Minerals Method for removing iron sulfide scale
CA3049343A1 (en) * 2019-07-11 2021-01-11 Fluid Energy Group Ltd. Composition useful in sulfate scale removal

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1293440A (en) * 1970-09-08 1972-10-18 Frank Joseph Quattrini Improvements in or relating to scale removal solvents and processes
US3951827A (en) * 1973-12-03 1976-04-20 Borg-Warner Corporation Composition and method for removing insoluble scale deposits from surfaces
US5183112A (en) * 1991-08-16 1993-02-02 Mobil Oil Corporation Method for scale removal in a wellbore
US5366016A (en) * 1993-12-10 1994-11-22 Mobil Oil Corporation Use of variable density carrier fluids to improve the efficiency of scale dissolution

Also Published As

Publication number Publication date
GB9613714D0 (en) 1996-08-28
GB2314865B (en) 2000-12-13
GB2314865A (en) 1998-01-14

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20170625