FR1157513A - Bain de traitement superficiel de fer et d'acier - Google Patents

Bain de traitement superficiel de fer et d'acier

Info

Publication number
FR1157513A
FR1157513A FR1157513DA FR1157513A FR 1157513 A FR1157513 A FR 1157513A FR 1157513D A FR1157513D A FR 1157513DA FR 1157513 A FR1157513 A FR 1157513A
Authority
FR
France
Prior art keywords
iron
surface treatment
steel surface
treatment bath
bath
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
Other languages
English (en)
Inventor
Dr Ernst Wagner
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.)
Hoechst AG
Original Assignee
Hoechst AG
Farbwerke Hoechst 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 Hoechst AG, Farbwerke Hoechst AG filed Critical Hoechst AG
Application granted granted Critical
Publication of FR1157513A publication Critical patent/FR1157513A/fr
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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/46—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing oxalates
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23B—PRESERVATION OF FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; CHEMICAL RIPENING OF FRUIT OR VEGETABLES
    • A23B7/00—Preservation of fruit or vegetables; Chemical ripening of fruit or vegetables
    • A23B7/04—Freezing; Subsequent thawing; Cooling
    • A23B7/0425—Materials not being transported through or in the apparatus, with or without shaping, e.g. in the form of powders, granules or flakes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Treatment Of Metals (AREA)
FR1157513D 1955-08-31 1956-08-30 Bain de traitement superficiel de fer et d'acier Expired FR1157513A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF18302A DE1058335B (de) 1955-08-31 1955-08-31 Loesung zur Erzeugung von Schichten auf Oberflaechen von Eisen und Stahl

Publications (1)

Publication Number Publication Date
FR1157513A true FR1157513A (fr) 1958-05-30

Family

ID=7088897

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1157513D Expired FR1157513A (fr) 1955-08-31 1956-08-30 Bain de traitement superficiel de fer et d'acier

Country Status (5)

Country Link
BE (1) BE550726A (fr)
DE (1) DE1058335B (fr)
FR (1) FR1157513A (fr)
GB (1) GB834897A (fr)
NL (2) NL100439C (fr)

Also Published As

Publication number Publication date
DE1058335B (de) 1959-05-27
BE550726A (fr) 1956-09-15
NL209890A (fr) 1900-01-01
NL100439C (fr) 1962-02-15
GB834897A (en) 1960-05-11

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