FR429518A - Process for hardening iron and steel objects - Google Patents

Process for hardening iron and steel objects

Info

Publication number
FR429518A
FR429518A FR429518DA FR429518A FR 429518 A FR429518 A FR 429518A FR 429518D A FR429518D A FR 429518DA FR 429518 A FR429518 A FR 429518A
Authority
FR
France
Prior art keywords
steel objects
hardening iron
hardening
iron
objects
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)
Inventor
Jean Kiraly Boeczoegoe
Imre Hollaki
Arthur Duffek
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.)
JEAN KIRALY BOECZOEGOE
Original Assignee
JEAN KIRALY BOECZOEGOE
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 JEAN KIRALY BOECZOEGOE filed Critical JEAN KIRALY BOECZOEGOE
Application granted granted Critical
Publication of FR429518A publication Critical patent/FR429518A/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
    • C23C8/06—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 gases

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR429518D 1911-05-09 1911-05-09 Process for hardening iron and steel objects Expired FR429518A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR429518T 1911-05-09

Publications (1)

Publication Number Publication Date
FR429518A true FR429518A (en) 1911-09-25

Family

ID=1471843

Family Applications (1)

Application Number Title Priority Date Filing Date
FR429518D Expired FR429518A (en) 1911-05-09 1911-05-09 Process for hardening iron and steel objects

Country Status (1)

Country Link
FR (1) FR429518A (en)

Similar Documents

Publication Publication Date Title
FR429518A (en) Process for hardening iron and steel objects
CA114247A (en) Process of manufacturing steel from chromiferous pig iron
FR387314A (en) Process for hardening and annealing steel
FR447781A (en) Method and apparatus for tempering and treating steel and iron surfaces
CH58727A (en) New process for the case-hardening of objects made of iron or steel or formed from steel alloys
FR422545A (en) Process for transforming iron and mild and extra-soft steel into very hard steel
FR449212A (en) Method and apparatus for the production of iron and steel
CH75570A (en) Manufacturing process of an improved product for the cementation of iron and steel objects
FR434443A (en) New process for the case-hardening of objects made of iron or steel or formed from steel alloys
FR345642A (en) Process for hardening and cementing iron and mild steel
FR366245A (en) Method and apparatus for the case-hardening of iron and steel articles
FR485816A (en) Method and device for testing iron and steel materials
FR459175A (en) Process for hardening iron and steel objects on the surface using a thick or pasty quenching substance
FR444635A (en) Steel and process for its transformation into specific steel qualities
FR356736A (en) Process for enameling iron objects
FR394667A (en) Process for the treatment of iron and steel
FR458066A (en) Process for agglomerating ores and fillers
FR515056A (en) Process for using scrap iron and steel by transforming them into briquettes
FR415985A (en) Process for carburizing articles of iron and steel, or steel alloys
FR355026A (en) Process for hardening and quenching copper and copper alloys
CH57094A (en) Process for case hardening iron and steel objects
FR464717A (en) Process for the manufacture of a metal combining the properties of iron and steel
FR450638A (en) Process for the conversion of iron to steel
FR419416A (en) Process and devices for welding metal cans
FR350520A (en) Process for refining and quenching steel and hardening cast iron