ES468158A1 - Perfeccionamientos en hornos de tratamiento termoquimico de metales - Google Patents
Perfeccionamientos en hornos de tratamiento termoquimico de metalesInfo
- Publication number
- ES468158A1 ES468158A1 ES468158A ES468158A ES468158A1 ES 468158 A1 ES468158 A1 ES 468158A1 ES 468158 A ES468158 A ES 468158A ES 468158 A ES468158 A ES 468158A ES 468158 A1 ES468158 A1 ES 468158A1
- Authority
- ES
- Spain
- Prior art keywords
- cathode
- anode
- individual
- oven
- cathodes
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32018—Glow discharge
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/18—Vacuum locks ; Means for obtaining or maintaining the desired pressure within the vessel
- H01J37/185—Means for transferring objects between different enclosures of different pressure or atmosphere
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
- H01J37/305—Electron-beam or ion-beam tubes for localised treatment of objects for casting, melting, evaporating or etching
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B7/00—Heating by electric discharge
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S422/00—Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing
- Y10S422/906—Plasma or ion generation means
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
- Furnace Details (AREA)
- Discharge Heating (AREA)
- Tunnel Furnaces (AREA)
Abstract
Perfeccionamientos en hornos de tratamiento termoquímico de metales, tales como por ejemplo acero o aleaciones de acero y ello por bombardeo iónico, comprendiendo estos hornos una estructura tal que se puede llevar y mantener el gas que sirve para el tratamiento a una presión muy baja, caracterizados porque comprenden al menos un ánodo y varios cátodos en los que se puede disponer las piezas a tratar, conectándose el ánodo y los cátodos a al menos una fuente de alimentación de alta tensión por medio de conjuntos de conmutación y/o de ruptura de arco conectados en paralelo.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7708686A FR2385290A1 (fr) | 1977-03-23 | 1977-03-23 | Four pour traitement thermo-ionique a multicathodes |
FR7727785A FR2403645A2 (fr) | 1977-09-14 | 1977-09-14 | Four pour le traitement thermochimique, en continu, de pieces metalliques, par bombardement ionique |
Publications (1)
Publication Number | Publication Date |
---|---|
ES468158A1 true ES468158A1 (es) | 1979-09-01 |
Family
ID=26219926
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES468158A Expired ES468158A1 (es) | 1977-03-23 | 1978-03-22 | Perfeccionamientos en hornos de tratamiento termoquimico de metales |
Country Status (5)
Country | Link |
---|---|
US (1) | US4200805A (es) |
JP (1) | JPS6035428B2 (es) |
DE (1) | DE2811942C2 (es) |
ES (1) | ES468158A1 (es) |
GB (1) | GB1601244A (es) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54105342A (en) * | 1978-02-07 | 1979-08-18 | Mitsubishi Electric Corp | Glow-discharge heating device |
JPS58164777A (ja) * | 1982-03-24 | 1983-09-29 | Toshiba Corp | 金属化合物被膜の形成方法 |
DE3614398A1 (de) * | 1985-07-01 | 1987-01-08 | Balzers Hochvakuum | Anordnung zum behandeln von werkstuecken mit einer evakuierbaren kammer |
DE4428614C2 (de) * | 1994-08-12 | 1999-07-01 | Loi Thermprocess Gmbh | Verfahren zum Glühen von Metallteilen |
GB2259185B (en) * | 1991-08-20 | 1995-08-16 | Bridgestone Corp | Method and apparatus for surface treatment |
DE19540255A1 (de) * | 1995-10-28 | 1997-04-30 | Leybold Ag | Vorrichtung zum Beschichten eines Substrats |
ES2279517T3 (es) | 1995-10-27 | 2007-08-16 | APPLIED MATERIALS GMBH & CO. KG | Dispositivo para recubrir un sustrato. |
DE10341717A1 (de) | 2003-09-10 | 2005-05-25 | Applied Films Gmbh & Co. Kg | Anordnung für n Verbraucher elektrischer Energie, von denen m Verbraucher gleichzeitig mit Energie versorgt werden |
US9242313B2 (en) * | 2012-07-30 | 2016-01-26 | General Electric Company | Welding furnace and viewport assembly |
JP5942884B2 (ja) | 2013-02-18 | 2016-06-29 | Jfeスチール株式会社 | 方向性電磁鋼板の窒化処理設備および窒化処理方法 |
JP5942886B2 (ja) * | 2013-02-18 | 2016-06-29 | Jfeスチール株式会社 | 方向性電磁鋼板の窒化処理設備および窒化処理方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE526527A (es) * | 1953-02-17 | |||
BE557232A (es) * | 1955-04-02 | |||
US3616383A (en) * | 1968-10-25 | 1971-10-26 | Berghaus Elektrophysik Anst | Method of ionitriding objects made of high-alloyed particularly stainless iron and steel |
US4109157A (en) * | 1975-12-18 | 1978-08-22 | Kawasaki Jukogyo Kabushiki Kaisha | Apparatus for ion-nitriding |
-
1978
- 1978-03-18 DE DE2811942A patent/DE2811942C2/de not_active Expired
- 1978-03-20 JP JP53032290A patent/JPS6035428B2/ja not_active Expired
- 1978-03-21 US US05/888,536 patent/US4200805A/en not_active Expired - Lifetime
- 1978-03-21 GB GB11256/78A patent/GB1601244A/en not_active Expired
- 1978-03-22 ES ES468158A patent/ES468158A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US4200805A (en) | 1980-04-29 |
DE2811942C2 (de) | 1986-09-18 |
GB1601244A (en) | 1981-10-28 |
JPS6035428B2 (ja) | 1985-08-14 |
JPS53118235A (en) | 1978-10-16 |
DE2811942A1 (de) | 1978-10-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19990503 |