FR43855E - Process for the cementation of iron, steel and their alloys - Google Patents

Process for the cementation of iron, steel and their alloys

Info

Publication number
FR43855E
FR43855E FR43855DA FR43855E FR 43855 E FR43855 E FR 43855E FR 43855D A FR43855D A FR 43855DA FR 43855 E FR43855 E FR 43855E
Authority
FR
France
Prior art keywords
cementation
alloys
iron
steel
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
French (fr)
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.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
Deutsche Gold und Silber Scheideanstalt
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 Degussa GmbH, Deutsche Gold und Silber Scheideanstalt filed Critical Degussa GmbH
Application granted granted Critical
Publication of FR43855E publication Critical patent/FR43855E/en
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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/40—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using liquids, e.g. salt baths, liquid suspensions
    • C23C8/42—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using liquids, e.g. salt baths, liquid suspensions only one element being applied
    • C23C8/44—Carburising
    • C23C8/46—Carburising of ferrous surfaces

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR43855D 1933-08-07 1933-08-07 Process for the cementation of iron, steel and their alloys Expired FR43855E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR43855T 1933-08-07

Publications (1)

Publication Number Publication Date
FR43855E true FR43855E (en) 1934-09-07

Family

ID=8679780

Family Applications (1)

Application Number Title Priority Date Filing Date
FR43855D Expired FR43855E (en) 1933-08-07 1933-08-07 Process for the cementation of iron, steel and their alloys

Country Status (1)

Country Link
FR (1) FR43855E (en)

Similar Documents

Publication Publication Date Title
FR766167A (en) Manufacturing process of cast iron or steel
FR43855E (en) Process for the cementation of iron, steel and their alloys
FR718131A (en) Process for the cementation of iron, steel and their alloys
FR47594E (en) Steel case-hardening process
FR41306E (en) Process for welding iron, steel and their alloys
FR723436A (en) Process for welding iron, steel and their alloys
FR820318A (en) Process for improving metals of the iron group and their alloys
FR831275A (en) Process for deoxidizing steel baths
FR763714A (en) Process for welding iron and non-austenitic iron alloys or steel and steel alloys
FR755107A (en) Iron and steel derusting and pickling process
FR775498A (en) Steel hardening process
FR704854A (en) Process for preserving iron, steel and their alloys from rust
FR815230A (en) Process for the protection of iron and steel against rust
FR716535A (en) Process for the manufacture and processing of steel and alloys of iron and steel
FR760891A (en) Process for improving iron and iron alloys
FR775374A (en) Process for the introduction of steel components into aluminogenic iron
FR831233A (en) Cementation process for iron and its alloys
FR799766A (en) Process for the treatment of steel
FR733044A (en) Process for pickling steel and ferrous metals
FR40865E (en) Process for the hardening of iron alloys, steel alloys and cast iron alloys by nitriding
FR758736A (en) Process for superficially improving iron or iron alloys
FR661862A (en) Process for electrochemically pickling iron and steel
FR731959A (en) Bronzing process for iron, cast iron and steel
FR816153A (en) Process for the preparation of iron and steel
FR870229A (en) Method for the rapid determination of the nitrogen content of iron, steel and their alloys