NO118639B - - Google Patents

Download PDF

Info

Publication number
NO118639B
NO118639B NO16698967A NO16698967A NO118639B NO 118639 B NO118639 B NO 118639B NO 16698967 A NO16698967 A NO 16698967A NO 16698967 A NO16698967 A NO 16698967A NO 118639 B NO118639 B NO 118639B
Authority
NO
Norway
Prior art keywords
pickling
bath
iron
steam
solution
Prior art date
Application number
NO16698967A
Other languages
English (en)
Norwegian (no)
Inventor
D Krofchak
Original Assignee
K S F Chemical Processes 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 K S F Chemical Processes Ltd filed Critical K S F Chemical Processes Ltd
Publication of NO118639B publication Critical patent/NO118639B/no

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)
NO16698967A 1966-02-26 1967-02-23 NO118639B (instruction)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
NO118639B true NO118639B (instruction) 1970-01-19

Family

ID=4142463

Family Applications (1)

Application Number Title Priority Date Filing Date
NO16698967A NO118639B (instruction) 1966-02-26 1967-02-23

Country Status (9)

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

Families Citing this family (8)

* 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
IT202100008597A1 (it) * 2021-04-07 2022-10-07 Danieli Off Mecc Impianto di pulizia per prodotti metallici
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
ES337289A1 (es) 1968-02-01
SE315464B (instruction) 1969-09-29
FI45867C (fi) 1972-10-10
FR1512134A (fr) 1968-02-02
JPS5020009B1 (instruction) 1975-07-11
DE1621609A1 (de) 1971-05-27
GB1121809A (en) 1968-07-31
BE694575A (instruction) 1967-07-31
FI45867B (instruction) 1972-06-30

Similar Documents

Publication Publication Date Title
US4197139A (en) Process for the reclamation of acid from spent pickle liquor
US2721562A (en) Pickling and pickling agent regeneration apparatus
US3661732A (en) Method and apparatus for electroplating
NO118639B (instruction)
US5562828A (en) Method and apparatus for recovering acid and metal salts from pricklining liquors
US5228885A (en) Process of concentrating a dilute sulfuric acid in a three-stage forced-circulation vacuum evaporation plant
US3100727A (en) Method and apparatus of automatically controlling a sulfuric acid treatment plant for ferrous materials
US20020005210A1 (en) Regenerating spent pickling liquor
US3575711A (en) Process for pickling and regenerating
US2733196A (en) Treatment of sea water for evaporating plants
CN106167326A (zh) 一种废酸处理工艺
US2960391A (en) Regeneration of spent pickle liquor
US3197386A (en) Plural stage steam distillation apparatus for purifying oils and fats
US3540513A (en) Apparatus for treating a pickling waste
US3377273A (en) Process and apparatus for desalination of an aqueous solution containing calcium sulphate
US12391571B2 (en) Method for preparing ammonium metatungstate
US6548038B1 (en) Process for the concentration of dilute sulphuric acid solutions
NZ206952A (en) Production of ammonium nitrate by neutralisation of nitric acid
US3338745A (en) Method for cleaning evaporator tubes
US2741250A (en) Process for pickling metal
US5603839A (en) Process for the recovery of waste sulphuric acid
US1023458A (en) Pickling sheets, &c.
US2806868A (en) Process for recovering rolling oil
DE19629641A1 (de) Verfahren zum Entfernen von Verkrustungen in Eindampfanlagen
US3440010A (en) Method and apparatus for making superphosphoric acid