FR774656A - Improvements to processes to improve objects made of metals, metalloids or alloys - Google Patents

Improvements to processes to improve objects made of metals, metalloids or alloys

Info

Publication number
FR774656A
FR774656A FR774656DA FR774656A FR 774656 A FR774656 A FR 774656A FR 774656D A FR774656D A FR 774656DA FR 774656 A FR774656 A FR 774656A
Authority
FR
France
Prior art keywords
metalloids
alloys
metals
processes
objects made
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
Von Boss Richter
E Kruppa
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.)
Deutsche Edelstahlwerke AG
Original Assignee
Deutsche Edelstahlwerke 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 Deutsche Edelstahlwerke AG filed Critical Deutsche Edelstahlwerke AG
Application granted granted Critical
Publication of FR774656A publication Critical patent/FR774656A/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
    • C23C8/36—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 using ionised gases, e.g. ionitriding

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR774656D 1932-07-19 1933-07-12 Improvements to processes to improve objects made of metals, metalloids or alloys Expired FR774656A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE774656X 1932-07-19

Publications (1)

Publication Number Publication Date
FR774656A true FR774656A (en) 1934-12-11

Family

ID=6686115

Family Applications (1)

Application Number Title Priority Date Filing Date
FR774656D Expired FR774656A (en) 1932-07-19 1933-07-12 Improvements to processes to improve objects made of metals, metalloids or alloys

Country Status (1)

Country Link
FR (1) FR774656A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2332336A1 (en) * 1975-11-21 1977-06-17 Vide & Traitement Sa Furnace for ion implantation in metals - suitable for nitriding, carburizing and other treatments
FR2335614A1 (en) * 1975-12-18 1977-07-15 Kawasaki Heavy Ind Ltd LUMINESCENT DISCHARGE NITRURATION UNIT
US4714632A (en) * 1985-12-11 1987-12-22 Air Products And Chemicals, Inc. Method of producing silicon diffusion coatings on metal articles
LU90986B1 (en) * 2002-11-07 2004-05-10 Plasma Metal S A Process for nitriding articles in bulk.

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2332336A1 (en) * 1975-11-21 1977-06-17 Vide & Traitement Sa Furnace for ion implantation in metals - suitable for nitriding, carburizing and other treatments
FR2335614A1 (en) * 1975-12-18 1977-07-15 Kawasaki Heavy Ind Ltd LUMINESCENT DISCHARGE NITRURATION UNIT
US4714632A (en) * 1985-12-11 1987-12-22 Air Products And Chemicals, Inc. Method of producing silicon diffusion coatings on metal articles
LU90986B1 (en) * 2002-11-07 2004-05-10 Plasma Metal S A Process for nitriding articles in bulk.

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