BE652825A - - Google Patents

Info

Publication number
BE652825A
BE652825A BE652825DA BE652825A BE 652825 A BE652825 A BE 652825A BE 652825D A BE652825D A BE 652825DA BE 652825 A BE652825 A BE 652825A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE652825A publication Critical patent/BE652825A/xx

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
    • C23G3/00—Apparatus for cleaning or pickling metallic material
    • C23G3/02—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously
    • C23G3/021—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously by dipping
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/02—Oxides; Hydroxides
    • C01G49/06—Ferric oxide [Fe2O3]
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/01—Waste acid containing iron

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
BE652825D 1963-11-18 1964-09-08 BE652825A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US324479A US3310435A (en) 1963-11-18 1963-11-18 Process for continuous pickling of steel strip and regeneration of the contact acid

Publications (1)

Publication Number Publication Date
BE652825A true BE652825A (xx) 1964-12-31

Family

ID=23263766

Family Applications (1)

Application Number Title Priority Date Filing Date
BE652825D BE652825A (xx) 1963-11-18 1964-09-08

Country Status (4)

Country Link
US (1) US3310435A (xx)
BE (1) BE652825A (xx)
DE (1) DE1546110A1 (xx)
GB (1) GB1065388A (xx)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3445284A (en) * 1963-11-18 1969-05-20 Dravo Corp Process for pickling of steel strip and regeneration of the contact acid
US3423240A (en) * 1965-08-19 1969-01-21 Ford Motor Co Pickling process
US3443991A (en) * 1965-12-06 1969-05-13 Georges F Kremm Process for pickling metal
US3468707A (en) * 1966-04-04 1969-09-23 Chem Separations Corp Hydrolyzer process for steel pickling liquors
US3440009A (en) * 1966-07-19 1969-04-22 Little Inc A Processing of spent hydrochloric acid pickle liquor
US3495945A (en) * 1966-07-19 1970-02-17 Dravo Corp Apparatus for the regeneration of hydrochloric acid from spent pickle liquor and like solutions
US3442608A (en) * 1968-05-06 1969-05-06 Canada Steel Co Regeneration of waste pickle liquors
US3529931A (en) * 1968-07-12 1970-09-22 Nat Lead Co Regenerating hci from iron chloride solutions
US3502432A (en) * 1968-09-09 1970-03-24 Ross Eng Co Inc Reclamation of spent hydrochloric acid
DE2434305C2 (de) * 1974-07-17 1983-09-29 Hans Höllmüller Maschinenbau GmbH & Co, 7033 Herrenberg Ätzanlage
US4060447A (en) * 1976-03-29 1977-11-29 Philip A. Hunt Chemical Corporation Process for etching of metal
US4197139A (en) * 1978-08-23 1980-04-08 Hjersted Norman B Process for the reclamation of acid from spent pickle liquor
BE871631A (fr) * 1978-10-27 1979-04-27 Centre Rech Metallurgique Procede de decapage continu de toles en acier.
US5154774A (en) * 1985-09-19 1992-10-13 Ugine Aciers De Chatillon Et Gueugnon Process for acid pickling of stainless steel products
AT395312B (de) * 1987-06-16 1992-11-25 Andritz Ag Maschf Verfahren zur gewinnung bzw. rueckgewinnung von saeure aus metallhaltigen loesungen dieser saeure
FR2670508B1 (fr) * 1990-12-13 1994-08-12 Siderurgie Fse Inst Rech Procede de separation des composes de silicium contenus dans un bain de decapage chlorhydrique de pieces notamment des toles d'acier.
FR2673200A1 (fr) * 1991-02-25 1992-08-28 Ugine Aciers Procede de surdecapage de materiaux en acier tels que les aciers inoxydables et les aciers allies.
FR2745301B1 (fr) * 1996-02-27 1998-04-03 Usinor Sacilor Procede de decapage d'une piece en acier et notamment d'une bande de tole en acier inoxydable
AT403665B (de) * 1996-10-30 1998-04-27 Andritz Patentverwaltung Verfahren und anlage zur abscheidung feinster oxidteilchen
DE59609577D1 (de) * 1996-12-27 2002-09-26 Michael Johann Ruthner Verfahren und Vorrichtung zur Herstellung von Eisenoxiden aus salzsauren eisenchloridhaltigen Lösungen
TWI488692B (zh) * 2013-01-10 2015-06-21 China Steel Corp Concentration stability control device for regenerated concentrated acid
CN105624715B (zh) * 2016-02-29 2017-12-22 中冶南方工程技术有限公司 温控自适应配酸的酸再生***及其控制方法
CN112481625B (zh) * 2019-09-11 2023-08-25 中冶南方工程技术有限公司 酸再生***净化方法、酸再生***及其净化操作方法
CN113981459B (zh) * 2021-10-20 2023-10-03 北京首钢冷轧薄板有限公司 一种酸洗酸再生控制方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2386944A (en) * 1942-05-09 1945-10-16 Universal Oil Prod Co Method for recovering hydrogen halide
US2389457A (en) * 1943-12-31 1945-11-20 Universal Oil Prod Co Purification of hydrogen haldes
US2402978A (en) * 1944-05-05 1946-07-02 Dow Chemical Co Process for chlorination of saturated hydrocarbons and recovering hydrochloric acid

Also Published As

Publication number Publication date
DE1546110A1 (de) 1970-10-08
GB1065388A (en) 1967-04-12
US3310435A (en) 1967-03-21

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