DE4115135C1 - - Google Patents

Info

Publication number
DE4115135C1
DE4115135C1 DE4115135A DE4115135A DE4115135C1 DE 4115135 C1 DE4115135 C1 DE 4115135C1 DE 4115135 A DE4115135 A DE 4115135A DE 4115135 A DE4115135 A DE 4115135A DE 4115135 C1 DE4115135 C1 DE 4115135C1
Authority
DE
Germany
Prior art keywords
treatment
gas
mpa
ammonia
reactive gas
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
DE4115135A
Other languages
German (de)
English (en)
Inventor
Friedrich Dipl.-Phys. Dr. 6467 Buedingen De 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.)
ALD Vacuum Technologies 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=DE4115135(C1) "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 DE4115135A priority Critical patent/DE4115135C1/de
Priority to PL29152891A priority patent/PL291528A1/xx
Priority to TW080106842A priority patent/TW223128B/zh
Priority to HU913870A priority patent/HU209457B/hu
Application granted granted Critical
Publication of DE4115135C1 publication Critical patent/DE4115135C1/de
Priority to AT92105758T priority patent/ATE139579T1/de
Priority to ES92105758T priority patent/ES2088515T5/es
Priority to DE59206595T priority patent/DE59206595D1/de
Priority to EP92105758A priority patent/EP0512254B2/de
Priority to JP11353092A priority patent/JP3258071B2/ja
Priority to CS19921375A priority patent/CZ288263B6/cs
Priority to SU925011449A priority patent/RU2052535C1/ru
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)
  • Heat Treatment Of Articles (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Treatment Of Sludge (AREA)
  • Housings And Mounting Of Transformers (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Fire-Extinguishing Compositions (AREA)
DE4115135A 1991-05-08 1991-05-08 Expired - Lifetime DE4115135C1 (sh)

Priority Applications (11)

Application Number Priority Date Filing Date Title
DE4115135A DE4115135C1 (sh) 1991-05-08 1991-05-08
PL29152891A PL291528A1 (en) 1991-05-08 1991-08-26 Method of thermochemically treating in unoform manner hollow bodies and holes or structural components having surfaces not easily accessible from outside
TW080106842A TW223128B (sh) 1991-05-08 1991-08-28
HU913870A HU209457B (en) 1991-05-08 1991-12-09 Process for uniform thermochemical treating of steel construction units having difficulty accessible surfaces
EP92105758A EP0512254B2 (de) 1991-05-08 1992-04-03 Verfahren zur gleichmässigen thermochemischen Behandlung von Bauteilen aus Stahl, die schwer zugängliche Flächen aufweisen
DE59206595T DE59206595D1 (de) 1991-05-08 1992-04-03 Verfahren zur gleichmässigen thermochemischen Behandlung von Bauteilen aus Stahl, die schwer zugängliche Flächen aufweisen
AT92105758T ATE139579T1 (de) 1991-05-08 1992-04-03 Verfahren zur gleichmässigen thermochemischen behandlung von bauteilen aus stahl, die schwer zugängliche flächen aufweisen
ES92105758T ES2088515T5 (es) 1991-05-08 1992-04-03 Procedimiento para el tratamiento termoquimico homogeneo de piezas estructurales de acero que tienen superficies dificilmente accesibles.
JP11353092A JP3258071B2 (ja) 1991-05-08 1992-05-06 中空体および穿孔、または外側から到達困難な表面を備えた鋼製の構成部材を、反応性ガスを用いて均一に熱化学的処理する方法
CS19921375A CZ288263B6 (en) 1991-05-08 1992-05-06 Process of uniform thermal carburization of steel structural parts having areas that are difficult accessible from outside
SU925011449A RU2052535C1 (ru) 1991-05-08 1992-05-07 Способ термохимической обработки полых стальных изделий

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4115135A DE4115135C1 (sh) 1991-05-08 1991-05-08

Publications (1)

Publication Number Publication Date
DE4115135C1 true DE4115135C1 (sh) 1992-02-27

Family

ID=6431301

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4115135A Expired - Lifetime DE4115135C1 (sh) 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 After (1)

Application Number Title Priority Date Filing Date
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

Country Status (10)

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

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10062862C2 (de) * 2000-12-16 2003-03-27 Ald Vacuum Techn Ag Vorrichtung zur gleichmässigen thermochemischen Behandlung von metallischen Werkstücken mit einem Reaktivgas
US6776854B2 (en) 2001-02-28 2004-08-17 Vacuheat Gmbh Process and apparatus for the partial thermochemical vacuum treatment of metallic workpieces
DE102004058838A1 (de) * 2004-12-06 2006-07-13 Schramm, Armin Düseneinsatz aus Stahl
DE102005061781A1 (de) * 2005-12-23 2007-06-28 Schaeffler Kg Injektor eines Kraftstoff-Einspritzsystems

Families Citing this family (4)

* 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
DE10139620A1 (de) * 2001-08-11 2003-02-27 Bosch Gmbh Robert Kraftstoffeinspritzventil für Brennkraftmaschinen und ein Verfahren zur Härtung desselben
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

Citations (6)

* 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
DE1901607A1 (de) * 1968-01-15 1969-07-31 Gen Electric Verfahren und Vorrichtung zum Nitrieren der Innenflaechen von Roehren
US4160680A (en) * 1976-11-05 1979-07-10 Sola Basic Industries, Inc. Vacuum carburizing
DE2851983A1 (de) * 1978-12-01 1980-06-04 Degussa Verfahren zum aufkohlen von hohlkoerpern, insbesondere von duesen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE4036381C1 (sh) * 1990-11-15 1991-08-14 Degussa Ag, 6000 Frankfurt, De

Patent Citations (6)

* 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
DE1901607A1 (de) * 1968-01-15 1969-07-31 Gen Electric Verfahren und Vorrichtung zum Nitrieren der Innenflaechen von Roehren
US4160680A (en) * 1976-11-05 1979-07-10 Sola Basic Industries, Inc. Vacuum carburizing
DE2851983A1 (de) * 1978-12-01 1980-06-04 Degussa Verfahren zum aufkohlen von hohlkoerpern, insbesondere von duesen

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10062862C2 (de) * 2000-12-16 2003-03-27 Ald Vacuum Techn Ag Vorrichtung zur gleichmässigen thermochemischen Behandlung von metallischen Werkstücken mit einem Reaktivgas
US6776854B2 (en) 2001-02-28 2004-08-17 Vacuheat Gmbh Process and apparatus for the partial thermochemical vacuum treatment of metallic workpieces
DE102004058838A1 (de) * 2004-12-06 2006-07-13 Schramm, Armin Düseneinsatz aus Stahl
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

Also Published As

Publication number Publication date
PL291528A1 (en) 1992-11-16
DE59206595D1 (de) 1996-07-25
JP3258071B2 (ja) 2002-02-18
ES2088515T3 (es) 1996-08-16
EP0512254A2 (de) 1992-11-11
CS137592A3 (en) 1992-12-16
RU2052535C1 (ru) 1996-01-20
JPH05132753A (ja) 1993-05-28
ATE139579T1 (de) 1996-07-15
CZ288263B6 (en) 2001-05-16
ES2088515T5 (es) 2000-05-01
HU913870D0 (en) 1992-02-28
EP0512254A3 (en) 1993-03-24
EP0512254B1 (de) 1996-06-19
HUT61056A (en) 1992-11-30
TW223128B (sh) 1994-05-01
EP0512254B2 (de) 2000-01-19
HU209457B (en) 1994-06-28

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Legal Events

Date Code Title Description
8100 Publication of patent without earlier publication of application
D1 Grant (no unexamined application published) patent law 81
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ALD VACUUM TECHNOLOGIES GMBH, 63526 ERLENSEE, DE

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

Owner name: ALD VACUUM TECHNOLOGIES AG, 63450 HANAU, DE

8339 Ceased/non-payment of the annual fee