ES337289A1 - Procedimiento para decapar hierro y acero en solucion sul- furica. - Google Patents

Procedimiento para decapar hierro y acero en solucion sul- furica.

Info

Publication number
ES337289A1
ES337289A1 ES337289A ES337289A ES337289A1 ES 337289 A1 ES337289 A1 ES 337289A1 ES 337289 A ES337289 A ES 337289A ES 337289 A ES337289 A ES 337289A ES 337289 A1 ES337289 A1 ES 337289A1
Authority
ES
Spain
Prior art keywords
solution
ferrous sulphate
acid
replenished
returned
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
ES337289A
Other languages
English (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.)
K S F CHEMICAL PROCESSES LIMIT
Original Assignee
K S F CHEMICAL PROCESSES LIMIT
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 K S F CHEMICAL PROCESSES LIMIT filed Critical K S F CHEMICAL PROCESSES LIMIT
Publication of ES337289A1 publication Critical patent/ES337289A1/es
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
    • C23G1/36—Regeneration of waste pickling liquors
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/69—Sulfur trioxide; Sulfuric acid
    • C01B17/90—Separation; Purification
    • C01B17/901—Recovery from spent acids containing metallic ions, e.g. hydrolysis acids, pickling acids
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/14—Sulfates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Removal Of Specific Substances (AREA)
ES337289A 1966-02-26 1967-02-25 Procedimiento para decapar hierro y acero en solucion sul- furica. Expired ES337289A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA953324 1966-02-26

Publications (1)

Publication Number Publication Date
ES337289A1 true ES337289A1 (es) 1968-02-01

Family

ID=4142463

Family Applications (1)

Application Number Title Priority Date Filing Date
ES337289A Expired ES337289A1 (es) 1966-02-26 1967-02-25 Procedimiento para decapar hierro y acero en solucion sul- furica.

Country Status (9)

Country Link
JP (1) JPS5020009B1 (es)
BE (1) BE694575A (es)
DE (1) DE1621609A1 (es)
ES (1) ES337289A1 (es)
FI (1) FI45867C (es)
FR (1) FR1512134A (es)
GB (1) GB1121809A (es)
NO (1) NO118639B (es)
SE (1) SE315464B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE8501990D0 (sv) * 1985-04-24 1985-04-24 Pharmacia Ab Beleggningsforfarande
US4899798A (en) * 1988-11-28 1990-02-13 Southwire Company Method of and apparatus for recovering and reusing organic pickling vapors
FI119248B (fi) * 2001-03-09 2008-09-15 Metso Paper Inc Prosessi ja laitteisto metallikappaleen peittaamiseksi hitsauksen jälkeen
EP1609760A1 (de) * 2004-06-22 2005-12-28 Alexander Kehrmann Verfahren zur Gewinnung von Eisen(II)sulfatheptahydrat
CN110029352A (zh) * 2018-03-08 2019-07-19 叶涛 一种金属制件的环保酸洗剂及其使用方法
CN112939271A (zh) * 2021-01-29 2021-06-11 天津市华旺钢管制造有限公司 一种带钢酸洗后水洗液循环利用装置
CN114772611B (zh) * 2022-03-18 2023-10-27 宣化钢铁集团有限责任公司 一种含氨酸汽制取硫酸铵的生产系统及方法

Also Published As

Publication number Publication date
FI45867B (es) 1972-06-30
NO118639B (es) 1970-01-19
BE694575A (es) 1967-07-31
SE315464B (es) 1969-09-29
FI45867C (fi) 1972-10-10
DE1621609A1 (de) 1971-05-27
JPS5020009B1 (es) 1975-07-11
FR1512134A (fr) 1968-02-02
GB1121809A (en) 1968-07-31

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