EP0699772A3 - Use of surface nitrided molybdenum as an extrusion die - Google Patents
Use of surface nitrided molybdenum as an extrusion die Download PDFInfo
- Publication number
- EP0699772A3 EP0699772A3 EP95202051A EP95202051A EP0699772A3 EP 0699772 A3 EP0699772 A3 EP 0699772A3 EP 95202051 A EP95202051 A EP 95202051A EP 95202051 A EP95202051 A EP 95202051A EP 0699772 A3 EP0699772 A3 EP 0699772A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- extrusion die
- surface nitrided
- nitrided molybdenum
- molybdenum
- extrusion
- 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.)
- Granted
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
- C23C8/24—Nitriding
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31678—Of metal
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Extrusion Of Metal (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Catalysts (AREA)
- Powder Metallurgy (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0151194A AT401778B (en) | 1994-08-01 | 1994-08-01 | USE OF MOLYBDENUM ALLOYS |
AT1511/94 | 1994-08-01 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0699772A2 EP0699772A2 (en) | 1996-03-06 |
EP0699772A3 true EP0699772A3 (en) | 1996-10-16 |
EP0699772B1 EP0699772B1 (en) | 1998-12-02 |
Family
ID=3515287
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP95202051A Expired - Lifetime EP0699772B1 (en) | 1994-08-01 | 1995-07-26 | Use of surface nitrided molybdenum as an extrusion die |
Country Status (5)
Country | Link |
---|---|
US (1) | US5645944A (en) |
EP (1) | EP0699772B1 (en) |
AT (2) | AT401778B (en) |
DE (1) | DE59504397D1 (en) |
ES (1) | ES2125552T3 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6371261B1 (en) * | 1997-11-06 | 2002-04-16 | Otis Elevator Company | Molybdenum alloy elevator safety brakes |
JP4307649B2 (en) * | 1999-09-06 | 2009-08-05 | 独立行政法人科学技術振興機構 | High toughness / high strength refractory metal alloy material and method for producing the same |
AT14986U1 (en) * | 2015-10-05 | 2016-10-15 | Plansee Se | Component of a metalworking machine |
CN107034404B (en) * | 2017-04-18 | 2019-01-22 | 中南大学 | A kind of MoHfTiBC system molybdenum alloy |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49121730A (en) * | 1973-03-23 | 1974-11-21 | ||
US4228670A (en) * | 1977-10-26 | 1980-10-21 | Bbc Brown, Boveri & Company, Limited | Process for the isothermal forging of a work piece |
US4657735A (en) * | 1985-10-02 | 1987-04-14 | Amax Inc. | Mo-Hf-C alloy composition |
US4717538A (en) * | 1986-11-28 | 1988-01-05 | Gte Products Corporation | Molybdenum-tungsten-titanium-zirconium-carbon alloy system |
JPH01111833A (en) * | 1987-10-26 | 1989-04-28 | Toshiba Corp | Wear-resistant alloy |
SU1560617A1 (en) * | 1988-03-01 | 1990-04-30 | Предприятие П/Я А-1278 | Method of nitriding molybdenum inserts of press-moulds |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
LU56821A1 (en) * | 1967-09-05 | 1970-09-03 | ||
DE1758508C3 (en) * | 1968-06-15 | 1974-01-24 | Wieland-Werke Ag, 7900 Ulm | Use of a composite material for the production of die inserts for dies for the extrusion of non-ferrous metals and alloys |
US3801381A (en) * | 1968-08-27 | 1974-04-02 | Surface Technology Corp | Composite nitrided articles |
AT294529B (en) * | 1970-02-02 | 1971-11-25 | Plansee Metallwerk | Extrusion die |
US3701655A (en) * | 1970-12-18 | 1972-10-31 | Surface Technology Corp | Columbium base alloy |
US3830670A (en) * | 1970-12-18 | 1974-08-20 | Surface Technology Corp | Graded multiphase carburized materials |
US4026730A (en) * | 1973-01-18 | 1977-05-31 | Surface Technology Corporation | Nitrided materials |
US3994692A (en) * | 1974-05-29 | 1976-11-30 | Erwin Rudy | Sintered carbonitride tool materials |
US4799977A (en) * | 1987-09-21 | 1989-01-24 | Fansteel Inc. | Graded multiphase oxycarburized and oxycarbonitrided material systems |
-
1994
- 1994-08-01 AT AT0151194A patent/AT401778B/en not_active IP Right Cessation
-
1995
- 1995-07-18 US US08/503,598 patent/US5645944A/en not_active Expired - Fee Related
- 1995-07-26 AT AT95202051T patent/ATE174071T1/en not_active IP Right Cessation
- 1995-07-26 EP EP95202051A patent/EP0699772B1/en not_active Expired - Lifetime
- 1995-07-26 DE DE59504397T patent/DE59504397D1/en not_active Expired - Fee Related
- 1995-07-26 ES ES95202051T patent/ES2125552T3/en not_active Expired - Lifetime
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49121730A (en) * | 1973-03-23 | 1974-11-21 | ||
US4228670A (en) * | 1977-10-26 | 1980-10-21 | Bbc Brown, Boveri & Company, Limited | Process for the isothermal forging of a work piece |
US4657735A (en) * | 1985-10-02 | 1987-04-14 | Amax Inc. | Mo-Hf-C alloy composition |
US4717538A (en) * | 1986-11-28 | 1988-01-05 | Gte Products Corporation | Molybdenum-tungsten-titanium-zirconium-carbon alloy system |
JPH01111833A (en) * | 1987-10-26 | 1989-04-28 | Toshiba Corp | Wear-resistant alloy |
SU1560617A1 (en) * | 1988-03-01 | 1990-04-30 | Предприятие П/Я А-1278 | Method of nitriding molybdenum inserts of press-moulds |
Non-Patent Citations (4)
Title |
---|
DATABASE WPI Week 7625, Derwent World Patents Index; AN 76-46574x, XP002009468 * |
HU,S.J.: "Surface protecting layer properties of molybdenum alloy by combinded treatment of siliconizing and ion nitriding.", HEAT TREAT. MET., vol. 206, no. 10, October 1994 (1994-10-01), CHINA, pages 10 - 13, XP002009467 * |
LAKHTIN, YU.M., KOGAN, YA.D., SHASHKOV, D.P., LIKHACHEVA, T.E.: "Effects of plastic deformation on the nuitriding of molybdenum alloyed with 0.2wt.% hafnium.", RUSS. METALL., no. 4, 1982, pages 151 - 154, XP000576912 * |
PATENT ABSTRACTS OF JAPAN vol. 013, no. 336 (C - 623) 27 July 1989 (1989-07-27) * |
Also Published As
Publication number | Publication date |
---|---|
AT401778B (en) | 1996-11-25 |
EP0699772A2 (en) | 1996-03-06 |
US5645944A (en) | 1997-07-08 |
ATE174071T1 (en) | 1998-12-15 |
ATA151194A (en) | 1996-04-15 |
DE59504397D1 (en) | 1999-01-14 |
ES2125552T3 (en) | 1999-03-01 |
EP0699772B1 (en) | 1998-12-02 |
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