CA1204372A - Methods and compositions for simultaneously removing iron and copper scales from ferrous metal surfaces - Google Patents

Methods and compositions for simultaneously removing iron and copper scales from ferrous metal surfaces

Info

Publication number
CA1204372A
CA1204372A CA000437060A CA437060A CA1204372A CA 1204372 A CA1204372 A CA 1204372A CA 000437060 A CA000437060 A CA 000437060A CA 437060 A CA437060 A CA 437060A CA 1204372 A CA1204372 A CA 1204372A
Authority
CA
Canada
Prior art keywords
composition
acid
weight
mixture
copper
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
CA000437060A
Other languages
English (en)
French (fr)
Inventor
Larry D. Martin
Michael B. Lawson
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.)
Halliburton Co
Original Assignee
Halliburton Co
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 Halliburton Co filed Critical Halliburton Co
Application granted granted Critical
Publication of CA1204372A publication Critical patent/CA1204372A/en
Expired 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
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/08—Iron or steel
    • C23G1/088—Iron or steel solutions containing organic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • ing And Chemical Polishing (AREA)
CA000437060A 1982-09-21 1983-09-20 Methods and compositions for simultaneously removing iron and copper scales from ferrous metal surfaces Expired CA1204372A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US42099882A 1982-09-21 1982-09-21
US420,998 1982-09-21

Publications (1)

Publication Number Publication Date
CA1204372A true CA1204372A (en) 1986-05-13

Family

ID=23668765

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000437060A Expired CA1204372A (en) 1982-09-21 1983-09-20 Methods and compositions for simultaneously removing iron and copper scales from ferrous metal surfaces

Country Status (3)

Country Link
EP (1) EP0104012A3 (de)
CA (1) CA1204372A (de)
ES (1) ES525797A0 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2157322B (en) * 1984-03-29 1987-10-21 Diversey Limited Removal of iron oxide deposits
US4810405A (en) * 1987-10-21 1989-03-07 Dearborn Chemical Company, Limited Rust removal and composition thereof
CN1047409C (zh) * 1997-03-07 1999-12-15 沈阳市巨龙防腐技术研究所 常温铜酸洗缓蚀剂
DE10346192B4 (de) * 2003-10-02 2009-08-06 Thyssenkrupp Presta Teccenter Ag Verfahren zum Entrosten von Formteilen und Verwendung des Verfahrens
WO2006039983A1 (de) * 2004-09-25 2006-04-20 Chemetall Gmbh Verfahren zur entfernung von laserzunder
CN112516793A (zh) * 2020-11-10 2021-03-19 东华理工大学 一种异VC钠还原Fe(III)EDTA的方法及应用其脱除废气中NO的方法
CN113337827A (zh) * 2021-06-07 2021-09-03 山东惠中新材料科技有限公司 一种环保型除锈剂

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3803042A (en) * 1972-04-27 1974-04-09 Halliburton Co Composition and method for removing copper containing scales from metals
DE2040546B1 (de) * 1970-08-14 1971-12-02 Hagen Feldmann Waessrige Loesung einer aliphatischen Carbonsaeure zur Entfernung von Verockerungen oder Ablagerungen
JPS53731B2 (de) * 1973-07-31 1978-01-11
DE2457235A1 (de) * 1974-12-04 1976-06-10 Peter Vodicka Verwendung von metallen und/oder wasserloeslichen chemischen verbindungen zum schutz der in sauren inhibierten loesungen vom zunder gebeizten oder von eisen-iii-haltigen belaegen chemisch gereinigten metallischen gegenstaenden und/oder geschlossenen anlagen vor dem angriff der ferrikationen und anordnung zum erreichen dieses schutzes

Also Published As

Publication number Publication date
ES8503728A1 (es) 1985-03-01
EP0104012A2 (de) 1984-03-28
EP0104012A3 (de) 1985-08-21
ES525797A0 (es) 1985-03-01

Similar Documents

Publication Publication Date Title
US4381950A (en) Method for removing iron sulfide scale from metal surfaces
EP0086245B1 (de) Wässrige saure Zusammensetzung zum Metallreinigen und Verfahren zu ihrer Verwendung
US4666528A (en) Method of removing iron and copper-containing scale from a metal surface
US3308065A (en) Scale removal, ferrous metal passivation and compositions therefor
JP2839146B2 (ja) 錆除去方法および組成物
US4637899A (en) Corrosion inhibitors for cleaning solutions
US4595517A (en) Composition for removing scale from a surface comprising alpha-hydroxy carboxylic acid and thickener
US5705472A (en) Neutral aqueous cleaning composition
US4452643A (en) Method of removing copper and copper oxide from a ferrous metal surface
US5015298A (en) Composition and method for removing iron containing deposits from equipment constructed of dissimilar metals
US4623399A (en) Solvent for removing iron oxide deposits
US4250048A (en) Metal oxide remover containing a strong mineral acid, chelating agent and a basic ammonia derivative
US3460989A (en) Method of treating ferrous metal surfaces
US4351673A (en) Method for removing iron sulfide scale from metal surfaces
US3730901A (en) Composition and method for removing copper containing iron oxide scales from ferrous metals
CA1204372A (en) Methods and compositions for simultaneously removing iron and copper scales from ferrous metal surfaces
US4093566A (en) Phosphate-free spray cleaner for metals
US3854996A (en) Method for removing magnetite scale
US3506576A (en) Metal cleaning solution of chelating agent and water-soluble sulfide
US5614028A (en) Method of cleaning and passivating a metal surface with acidic system and ethoxylated tertiary dodecyl mercaptan
US4111830A (en) Method of inhibiting corrosion
JPH0761477B2 (ja) 冷却水系の鉄汚れを除去する方法及び組成物
US4636327A (en) Aqueous acid composition and method of use
US2836566A (en) Cleaning composition and method
US4861386A (en) Enhanced cleaning procedure for copper alloy equipment

Legal Events

Date Code Title Description
MKEX Expiry