ATE225869T1 - Verfahren zur elektrolytischen erzeugung von cyanid in nitrocarburierschmelzen - Google Patents

Verfahren zur elektrolytischen erzeugung von cyanid in nitrocarburierschmelzen

Info

Publication number
ATE225869T1
ATE225869T1 AT99112333T AT99112333T ATE225869T1 AT E225869 T1 ATE225869 T1 AT E225869T1 AT 99112333 T AT99112333 T AT 99112333T AT 99112333 T AT99112333 T AT 99112333T AT E225869 T1 ATE225869 T1 AT E225869T1
Authority
AT
Austria
Prior art keywords
cyanide
melts
nitrocarburizing
cyanate
electrolytical production
Prior art date
Application number
AT99112333T
Other languages
English (en)
Inventor
Ulrich Dr Baudis
Mandy Doose
Karl-Otto Prof Prietzel
Original Assignee
Durferrit Gmbh
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 Durferrit Gmbh filed Critical Durferrit Gmbh
Application granted granted Critical
Publication of ATE225869T1 publication Critical patent/ATE225869T1/de

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
    • C23C8/52—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 more than one element being applied in one step
    • C23C8/54—Carbo-nitriding
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Electrochemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
AT99112333T 1998-07-18 1999-06-26 Verfahren zur elektrolytischen erzeugung von cyanid in nitrocarburierschmelzen ATE225869T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19832404A DE19832404C1 (de) 1998-07-18 1998-07-18 Verfahren zur elektrolytischen Erzeugung von Cyanid in Nitrocarburierschmelzen

Publications (1)

Publication Number Publication Date
ATE225869T1 true ATE225869T1 (de) 2002-10-15

Family

ID=7874560

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99112333T ATE225869T1 (de) 1998-07-18 1999-06-26 Verfahren zur elektrolytischen erzeugung von cyanid in nitrocarburierschmelzen

Country Status (10)

Country Link
US (1) US6159355A (de)
EP (1) EP0974680B1 (de)
JP (1) JP2000054109A (de)
AT (1) ATE225869T1 (de)
BR (1) BR9902971A (de)
CA (1) CA2277495A1 (de)
DE (2) DE19832404C1 (de)
ES (1) ES2183462T3 (de)
TR (1) TR199901661A2 (de)
ZA (1) ZA994621B (de)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1255438B (de) * 1965-04-28 1967-11-30 Degussa Verfahren zum Nitrieren und/oder Carbonitrieren von Metallen, besonders von Eisen und Eisenlegierungen, in alkalicyanid- und alkalicyanathaltigen Salzschmelzbaedern
ES437450A1 (es) * 1974-05-17 1976-12-01 Stephanois Rech Mec Un procedimiento para mantener en valores muy bajos la pro-porcion de cianuros en los banos de sales fundidas.
DE2529412A1 (de) * 1975-07-02 1977-01-20 Daimler Benz Ag Verfahren zum nitrieren von metallen sowie salzbaeder hierfuer
FR2708623B1 (fr) * 1993-08-06 1995-10-20 Stephanois Rech Mec Procédé de nitruration de pièces en métal ferreux, à résistance améliorée à la corrosion.

Also Published As

Publication number Publication date
DE59902998D1 (de) 2002-11-14
JP2000054109A (ja) 2000-02-22
ES2183462T3 (es) 2003-03-16
BR9902971A (pt) 2000-04-25
CA2277495A1 (en) 2000-01-18
US6159355A (en) 2000-12-12
EP0974680A1 (de) 2000-01-26
ZA994621B (en) 2000-01-14
DE19832404C1 (de) 1999-10-21
TR199901661A2 (xx) 2000-02-21
EP0974680B1 (de) 2002-10-09

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee