DE59206595D1 - Verfahren zur gleichmässigen thermochemischen Behandlung von Bauteilen aus Stahl, die schwer zugängliche Flächen aufweisen - Google Patents

Verfahren zur gleichmässigen thermochemischen Behandlung von Bauteilen aus Stahl, die schwer zugängliche Flächen aufweisen

Info

Publication number
DE59206595D1
DE59206595D1 DE59206595T DE59206595T DE59206595D1 DE 59206595 D1 DE59206595 D1 DE 59206595D1 DE 59206595 T DE59206595 T DE 59206595T DE 59206595 T DE59206595 T DE 59206595T DE 59206595 D1 DE59206595 D1 DE 59206595D1
Authority
DE
Germany
Prior art keywords
steel
difficult
components made
access areas
thermochemical treatment
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 - Lifetime
Application number
DE59206595T
Other languages
English (en)
Inventor
Friedrich Dr Dipl Phy Preisser
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
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6431301&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE59206595(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Degussa GmbH filed Critical Degussa GmbH
Priority to DE59206595T priority Critical patent/DE59206595D1/de
Application granted granted Critical
Publication of DE59206595D1 publication Critical patent/DE59206595D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C23C8/08—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 only one element being applied
    • C23C8/20—Carburising
    • C23C8/22—Carburising of ferrous surfaces
    • 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
    • C23C8/08—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 only one element being applied
    • C23C8/24—Nitriding
    • C23C8/26—Nitriding of ferrous surfaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
    • F02M61/166—Selection of particular materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Heat Treatment Of Articles (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Housings And Mounting Of Transformers (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Fire-Extinguishing Compositions (AREA)
  • Treatment Of Sludge (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
DE59206595T 1991-05-08 1992-04-03 Verfahren zur gleichmässigen thermochemischen Behandlung von Bauteilen aus Stahl, die schwer zugängliche Flächen aufweisen Expired - Lifetime DE59206595D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE59206595T DE59206595D1 (de) 1991-05-08 1992-04-03 Verfahren zur gleichmässigen thermochemischen Behandlung von Bauteilen aus Stahl, die schwer zugängliche Flächen aufweisen

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4115135A DE4115135C1 (de) 1991-05-08 1991-05-08
DE59206595T DE59206595D1 (de) 1991-05-08 1992-04-03 Verfahren zur gleichmässigen thermochemischen Behandlung von Bauteilen aus Stahl, die schwer zugängliche Flächen aufweisen

Publications (1)

Publication Number Publication Date
DE59206595D1 true DE59206595D1 (de) 1996-07-25

Family

ID=6431301

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4115135A Expired - Lifetime DE4115135C1 (de) 1991-05-08 1991-05-08
DE59206595T Expired - Lifetime DE59206595D1 (de) 1991-05-08 1992-04-03 Verfahren zur gleichmässigen thermochemischen Behandlung von Bauteilen aus Stahl, die schwer zugängliche Flächen aufweisen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE4115135A Expired - Lifetime DE4115135C1 (de) 1991-05-08 1991-05-08

Country Status (10)

Country Link
EP (1) EP0512254B2 (de)
JP (1) JP3258071B2 (de)
AT (1) ATE139579T1 (de)
CZ (1) CZ288263B6 (de)
DE (2) DE4115135C1 (de)
ES (1) ES2088515T5 (de)
HU (1) HU209457B (de)
PL (1) PL291528A1 (de)
RU (1) RU2052535C1 (de)
TW (1) TW223128B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4445154A1 (de) * 1994-12-17 1996-06-20 Fischer Artur Werke Gmbh Verfahren zur Herstellung eines aus korrosionsbeständigem Stahl bestehenden Spreizankers
DE10062862C2 (de) * 2000-12-16 2003-03-27 Ald Vacuum Techn Ag Vorrichtung zur gleichmässigen thermochemischen Behandlung von metallischen Werkstücken mit einem Reaktivgas
DE10109565B4 (de) 2001-02-28 2005-10-20 Vacuheat Gmbh Verfahren und Vorrichtung zur partiellen thermochemischen Vakuumbehandlung von metallischen Werkstücken
DE10139620A1 (de) * 2001-08-11 2003-02-27 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen und ein Verfahren zur Härtung desselben
DE102004058838B4 (de) * 2004-12-06 2007-11-29 Schramm, Armin Düseneinsatz aus Stahl
DE102005061781A1 (de) * 2005-12-23 2007-06-28 Schaeffler Kg Injektor eines Kraftstoff-Einspritzsystems
DE102013006589A1 (de) * 2013-04-17 2014-10-23 Ald Vacuum Technologies Gmbh Verfahren und Vorrichtung für das thermochemische Härten von Werkstücken
RU2651841C2 (ru) * 2015-12-23 2018-04-24 Олег Владимирович Ольшанский Способ обработки металлических деталей в условиях акустического резонансного воздействия потоком смеси сжатого воздуха и газообразных химических реагентов и устройство для его осуществления

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB114446A (en) * 1917-01-27 1918-03-27 British Carbonizing Company Lt Improvements in or relating to the Carburization and Case-hardening of Iron and Steel Articles.
GB749992A (en) * 1951-09-21 1956-06-06 United States Steel Corp Methods for nitriding metallic surfaces
US2779697A (en) * 1955-09-26 1957-01-29 United States Steel Corp Method of nitriding metallic surfaces
GB1309257A (en) * 1970-02-18 1973-03-07 Millingford Eng Co Ltd Method of nitriding hollow bodies
JPS52145343A (en) * 1976-05-29 1977-12-03 Kiyoichi Ogawa Pressurized nitriding
US4160680A (en) * 1976-11-05 1979-07-10 Sola Basic Industries, Inc. Vacuum carburizing
DE2851983B2 (de) * 1978-12-01 1980-11-06 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Verfahren zum Aufkohlen von Hohlkörpern, insbesondere von Düsen
DE4036381C1 (de) * 1990-11-15 1991-08-14 Degussa Ag, 6000 Frankfurt, De

Also Published As

Publication number Publication date
HU913870D0 (en) 1992-02-28
EP0512254A3 (en) 1993-03-24
ATE139579T1 (de) 1996-07-15
TW223128B (de) 1994-05-01
HUT61056A (en) 1992-11-30
CS137592A3 (en) 1992-12-16
RU2052535C1 (ru) 1996-01-20
JP3258071B2 (ja) 2002-02-18
ES2088515T3 (es) 1996-08-16
JPH05132753A (ja) 1993-05-28
EP0512254A2 (de) 1992-11-11
ES2088515T5 (es) 2000-05-01
EP0512254B2 (de) 2000-01-19
PL291528A1 (en) 1992-11-16
EP0512254B1 (de) 1996-06-19
CZ288263B6 (en) 2001-05-16
HU209457B (en) 1994-06-28
DE4115135C1 (de) 1992-02-27

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

Owner name: DEGUSSA-HUELS AG, 60311 FRANKFURT, DE

8366 Restricted maintained after opposition proceedings
8327 Change in the person/name/address of the patent owner

Owner name: DEGUSSA AG, 40474 DUESSELDORF, DE

8327 Change in the person/name/address of the patent owner

Owner name: DEGUSSA GMBH, 40474 DUESSELDORF, DE

8327 Change in the person/name/address of the patent owner

Owner name: EVONIK DEGUSSA GMBH, 40474 DUESSELDORF, DE