FR2420509B1 - - Google Patents

Info

Publication number
FR2420509B1
FR2420509B1 FR7906895A FR7906895A FR2420509B1 FR 2420509 B1 FR2420509 B1 FR 2420509B1 FR 7906895 A FR7906895 A FR 7906895A FR 7906895 A FR7906895 A FR 7906895A FR 2420509 B1 FR2420509 B1 FR 2420509B1
Authority
FR
France
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
FR7906895A
Other languages
French (fr)
Other versions
FR2420509A1 (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.)
Ruthner Industrieanlagen AG
Original Assignee
Ruthner Industrieanlagen AG
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 Ruthner Industrieanlagen AG filed Critical Ruthner Industrieanlagen AG
Publication of FR2420509A1 publication Critical patent/FR2420509A1/en
Application granted granted Critical
Publication of FR2420509B1 publication Critical patent/FR2420509B1/fr
Granted 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
    • C01B7/00—Halogens; Halogen acids
    • C01B7/01—Chlorine; Hydrogen chloride
    • C01B7/03—Preparation from chlorides
    • C01B7/035—Preparation of hydrogen chloride from chlorides
    • 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]

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)
  • Compounds Of Iron (AREA)
  • Treating Waste Gases (AREA)
FR7906895A 1978-03-20 1979-03-19 Ferric oxide and hydrochloric acid prodn. - by ferric chloride soln. pyrolysis using concurrent flow of soln. spray and combustion gas to give increased oxide yield (OE 15.4.79) Granted FR2420509A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT195478A AT353566B (en) 1978-03-20 1978-03-20 PROCESS FOR THE THERMAL DECOMPOSITION OF Aqueous, SALT-ACID IRON (III) CHLORIDE SOLUTIONS

Publications (2)

Publication Number Publication Date
FR2420509A1 FR2420509A1 (en) 1979-10-19
FR2420509B1 true FR2420509B1 (en) 1986-05-09

Family

ID=3524630

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7906895A Granted FR2420509A1 (en) 1978-03-20 1979-03-19 Ferric oxide and hydrochloric acid prodn. - by ferric chloride soln. pyrolysis using concurrent flow of soln. spray and combustion gas to give increased oxide yield (OE 15.4.79)

Country Status (4)

Country Link
AT (1) AT353566B (en)
BE (1) BE874883A (en)
FR (1) FR2420509A1 (en)
HU (1) HU181950B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0850881B1 (en) * 1996-12-27 2002-08-21 Ruthner, Michael Johann, Dipl.Ing. Dr.mont. Process and apparatus for the preparation of iron oxides from solutions containing hydrochloric acid iron oxide chloride
AT407756B (en) * 1999-03-22 2001-06-25 Andritz Patentverwaltung METHOD FOR RECOVERY OF ACIDS FROM METAL SOLUTIONS OF THESE ACIDS, PREFERABLY HC1 AND FE COMPOUNDS
US8071067B2 (en) 2009-05-26 2011-12-06 Kemira Water Solutions, Inc. Processes for making stable ferric chloride solutions
AT526794A1 (en) * 2022-12-20 2024-07-15 Andritz Ag Maschf ACID REGENERATION PROCESS

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1309744A (en) * 1969-03-31 1973-03-14 Woodall Duckham Ltd Decomposition of metal chlorides

Also Published As

Publication number Publication date
HU181950B (en) 1983-11-28
FR2420509A1 (en) 1979-10-19
BE874883A (en) 1979-07-16
ATA195478A (en) 1979-04-15
AT353566B (en) 1979-11-26

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Legal Events

Date Code Title Description
ST Notification of lapse