DE69230706T2 - Ionische Plasma-nitrierte rostfreie Stahlbleche und Verfahren zu ihrer Herstellung - Google Patents
Ionische Plasma-nitrierte rostfreie Stahlbleche und Verfahren zu ihrer HerstellungInfo
- Publication number
- DE69230706T2 DE69230706T2 DE69230706T DE69230706T DE69230706T2 DE 69230706 T2 DE69230706 T2 DE 69230706T2 DE 69230706 T DE69230706 T DE 69230706T DE 69230706 T DE69230706 T DE 69230706T DE 69230706 T2 DE69230706 T2 DE 69230706T2
- Authority
- DE
- Germany
- Prior art keywords
- interdependancies
- manufacture
- stainless steel
- steel sheets
- press plates
- 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
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/06—Embossing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/06—Platens or press rams
- B30B15/062—Press plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- 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
- C23C8/38—Treatment 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
- C23C8/80—After-treatment
-
- 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
- Y10S76/00—Metal tools and implements, making
- Y10S76/02—Case hardening
Landscapes
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
- Laminated Bodies (AREA)
- Chemical Vapour Deposition (AREA)
- Ceramic Products (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/810,244 US5244375A (en) | 1991-12-19 | 1991-12-19 | Plasma ion nitrided stainless steel press plates and applications for same |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69230706D1 DE69230706D1 (de) | 2000-03-30 |
DE69230706T2 true DE69230706T2 (de) | 2000-08-10 |
Family
ID=25203377
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69230706T Expired - Lifetime DE69230706T2 (de) | 1991-12-19 | 1992-12-15 | Ionische Plasma-nitrierte rostfreie Stahlbleche und Verfahren zu ihrer Herstellung |
Country Status (14)
Country | Link |
---|---|
US (2) | US5244375A (de) |
EP (1) | EP0548760B1 (de) |
JP (1) | JPH0734219A (de) |
KR (1) | KR930013196A (de) |
CN (1) | CN1083126A (de) |
AT (1) | ATE189906T1 (de) |
AU (1) | AU651780B2 (de) |
CA (1) | CA2083317C (de) |
DE (1) | DE69230706T2 (de) |
ES (1) | ES2142311T3 (de) |
MX (1) | MX9207359A (de) |
NZ (1) | NZ245181A (de) |
SE (1) | SE511732C2 (de) |
TW (1) | TW249248B (de) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4316442A1 (de) * | 1993-05-18 | 1994-11-24 | Carbontec Gmbh | Verfahren zur Herstellung von faserverstärkten orthopädischen Teilen |
US5693376A (en) * | 1995-06-23 | 1997-12-02 | Wisconsin Alumni Research Foundation | Method for plasma source ion implantation and deposition for cylindrical surfaces |
US5723221A (en) * | 1996-04-26 | 1998-03-03 | Formica Corporation | Aluminous press plate and process for producing same |
GB9614303D0 (en) * | 1996-07-08 | 1996-09-04 | Nsk Rhp Europe Technology Co Ltd | Surface treatment of bearing steels |
US5945214C1 (en) * | 1996-08-28 | 2002-04-23 | Premark Rwp Holdings Inc | Diboride coated pressing surfaces for abrasion resistant laminate and making pressing surfaces |
US6656329B1 (en) * | 1996-08-28 | 2003-12-02 | Premark Rwp Holdings, Inc. | Coated pressing surfaces for abrasion resistant laminate and making laminates therefrom |
US5851313A (en) * | 1996-09-18 | 1998-12-22 | The Timken Company | Case-hardened stainless steel bearing component and process and manufacturing the same |
US6190514B1 (en) | 1997-12-30 | 2001-02-20 | Premark Rwp Holdings, Inc. | Method for high scan sputter coating to produce coated, abrasion resistant press plates with reduced built-in thermal stress |
AT409612B (de) * | 1999-01-21 | 2002-09-25 | Boehler Bleche Gmbh | Plattenförmiges presswerkzeug und verfahren zu dessen herstellung |
JP2001043376A (ja) | 1999-07-30 | 2001-02-16 | Canon Inc | 画像抽出方法及び装置並びに記憶媒体 |
US6584820B1 (en) | 1999-09-23 | 2003-07-01 | Polyclad Laminates, Inc. | Surface enhanced metal press plates for use in manufacture of laminates and multilayer materials and method of making same |
CN1085555C (zh) * | 1999-12-01 | 2002-05-29 | 上海交通大学 | 渗氮废气排放与残余氨回收的装置及其方法 |
US6484566B1 (en) | 2000-05-18 | 2002-11-26 | Rheologics, Inc. | Electrorheological and magnetorheological fluid scanning rheometer |
GB2364530B (en) * | 2000-06-21 | 2002-10-16 | Alstom Power Nv | Method of finish treating a steel blade for use in turbomachinery |
US6327884B1 (en) | 2000-09-29 | 2001-12-11 | Wilson Tool International, Inc. | Press brake tooling with hardened surfaces |
JP3729061B2 (ja) * | 2000-11-15 | 2005-12-21 | 松下電器産業株式会社 | 回路形成基板の製造方法 |
US20030064158A1 (en) * | 2001-10-03 | 2003-04-03 | Thirkeldsen C. G. | Method and apparatus for improving corrosion resistance of chrome plated material |
US6808751B2 (en) * | 2001-10-03 | 2004-10-26 | Industrial Hard Chrome | Method for improving corrosion resistance of chrome plated material |
AUPR898601A0 (en) * | 2001-11-20 | 2001-12-13 | Depco-Trh Pty Ltd | Improved pressplate for laminate production |
WO2004013367A2 (en) * | 2002-07-29 | 2004-02-12 | Koninklijke Philips Electronics N.V. | Plasma-nitriding of maraging steel, shaver cap for an electric shaver, cutting device made out of such steel and an electric shaver |
US7754036B1 (en) * | 2003-12-03 | 2010-07-13 | The United States Of America As Represented By The Secretary Of The Navy | Thermobaric explosives and compositions, and articles of manufacture and methods regarding the same |
US7556699B2 (en) * | 2004-06-17 | 2009-07-07 | Cooper Clark Vantine | Method of plasma nitriding of metals via nitrogen charging |
US20050281958A1 (en) * | 2004-06-22 | 2005-12-22 | Walton Scott G | Electron beam enhanced nitriding system (EBENS) |
US7695573B2 (en) * | 2004-09-09 | 2010-04-13 | Sikorsky Aircraft Corporation | Method for processing alloys via plasma (ion) nitriding |
US20060048857A1 (en) * | 2004-09-09 | 2006-03-09 | Cooper Clark V | Method for processing alloys via high-current density ion implantation |
US7687177B2 (en) * | 2004-09-16 | 2010-03-30 | General Motors Corporation | Nitrided bipolar plates |
JP4919968B2 (ja) * | 2004-12-23 | 2012-04-18 | ユナイテッド テクノロジーズ コーポレイション | 鉄を含む構成要素の特性を高める組成及び方法 |
US8203095B2 (en) * | 2006-04-20 | 2012-06-19 | Materials & Electrochemical Research Corp. | Method of using a thermal plasma to produce a functionally graded composite surface layer on metals |
FR2939150B1 (fr) * | 2008-12-01 | 2011-10-21 | Quertech Ingenierie | Procede de traitement d'une partie metallique par un faisceau d'ions |
DE102010052894A1 (de) * | 2010-12-01 | 2012-06-06 | Oerlikon Trading Ag | Kunststoffverarbeitungskomponente mit modifizierter Stahloberfläche |
US8699655B2 (en) * | 2011-03-10 | 2014-04-15 | Westinghouse Electric Company, Llc | Method of improving wear and corrosion resistance of rod control cluster assemblies |
AT513190B9 (de) | 2012-08-08 | 2014-05-15 | Berndorf Hueck Band Und Pressblechtechnik Gmbh | Vorrichtung und Verfahren zur Plasmabeschichtung eines Substrats, insbesondere eines Pressblechs |
EP3282036B1 (de) | 2016-02-09 | 2023-03-29 | Wilsonart LLC | Verfahren zur beschichtung von edelstahldruckplatten |
CN109852922A (zh) * | 2018-12-27 | 2019-06-07 | 陕西铁马铸锻有限公司 | 一种pc梁支座铰轴、辊轴防腐耐磨处理工艺 |
RU2760309C1 (ru) * | 2020-11-20 | 2021-11-23 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Московский автомобильно-дорожный государственный технический университет (МАДИ)" | Способ ионного азотирования изделий из конструкционных легированных сталей |
Family Cites Families (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1995484A (en) * | 1932-11-19 | 1935-03-26 | Robert J Sullivan | Armor plate |
US3892597A (en) * | 1972-04-13 | 1975-07-01 | Midland Ross Corp | Method of nitriding |
US3928527A (en) * | 1973-04-30 | 1975-12-23 | Exxon Research Engineering Co | Preparation of molding plate for production of high-pressure decorative textured laminates |
CH590339A5 (de) * | 1974-02-07 | 1977-08-15 | Ciba Geigy Ag | |
US4036482A (en) * | 1974-03-18 | 1977-07-19 | Hawera Probst Kommanditgesellschaft Hartmetall-Werkzeugfabric Ravensburg | Apparatus for hardening workpieces of steel |
US3932085A (en) * | 1974-07-17 | 1976-01-13 | Stephen Horbach | Mold base |
DE2656470A1 (de) * | 1976-12-09 | 1978-06-15 | Hans Fiukowski | Verfahren zur herstellung von schutzhelmen oder dergleichen und nach dem verfahren hergestellter gegenstand |
GB1603832A (en) * | 1977-05-31 | 1981-12-02 | British Leyland Cars Ltd | Method for the gaseous nitriding of ferrous metal components |
DE2831791C2 (de) * | 1978-07-19 | 1982-09-09 | Gkss - Forschungszentrum Geesthacht Gmbh, 2000 Hamburg | Bauteil aus metallischem Werkstoff mit aufladungsgefährdeter Oberfläche und Verwendung hierfür |
ATE2909T1 (de) * | 1978-07-08 | 1983-04-15 | Wolfgang Kieferle | Verfahren zum auflagern einer metall- oder legierungsschicht auf ein elektrisch leitendes werkstueck und vorrichtung zur durchfuehrung desselben. |
US4264380A (en) * | 1979-11-16 | 1981-04-28 | General Electric Company | Nitride casehardening process and the nitrided product thereof |
US4446351A (en) * | 1981-02-27 | 1984-05-01 | Mitsubishi Denki Kabushiki Kaisha | Process for preparing a press die |
US4803127A (en) * | 1983-02-25 | 1989-02-07 | Liburdi Engineering Limited | Vapor deposition of metal compound coating utilizing metal sub-halides and coated metal article |
DE3322957C2 (de) * | 1983-06-25 | 1985-05-15 | Hauni-Werke Körber & Co KG, 2050 Hamburg | Verfahren zum Härten der Oberfläche von Gegenständen aus Eisenwerkstoff |
US4756774A (en) * | 1984-09-04 | 1988-07-12 | Fox Steel Treating Co. | Shallow case hardening and corrosion inhibition process |
GB2173513B (en) * | 1985-02-25 | 1989-06-14 | Lucas Ind Plc | Making of steel component |
GB8507230D0 (en) * | 1985-03-20 | 1985-04-24 | Lucas Ind Plc | Thin flat article with hardened surfaces |
AU582000B2 (en) * | 1985-06-17 | 1989-03-09 | Toyota Chuo Kenkyusho K.K. | Treating the surface of iron alloy materials |
EP0229159B1 (de) * | 1985-06-18 | 1991-04-17 | The Dow Chemical Company | Verfahren zur herstellung von verstärkten verklebungen zwischen oberflächen und durch dieses verfahren hergestellten gegenständen |
FR2588281B1 (fr) * | 1985-10-08 | 1991-08-16 | Air Liquide | Procede de traitement thermique pour la realisation de pieces en acier resistant a la corrosion |
US4738730A (en) * | 1986-02-18 | 1988-04-19 | Lindberg Corporation | Steam sealing for nitrogen treated ferrous part |
GB8608717D0 (en) * | 1986-04-10 | 1986-05-14 | Lucas Ind Plc | Metal components |
GB8616519D0 (en) * | 1986-07-07 | 1986-08-13 | Atomic Energy Authority Uk | Stainless steels |
KR880005354A (ko) * | 1986-10-08 | 1988-06-28 | 나까무라 겐조 | 전자 작동기 |
GB8625912D0 (en) * | 1986-10-29 | 1986-12-03 | Electricity Council | Thermochemical treatment |
JP2584217B2 (ja) * | 1986-11-18 | 1997-02-26 | 株式会社豊田中央研究所 | 表面処理方法 |
US4764394A (en) * | 1987-01-20 | 1988-08-16 | Wisconsin Alumni Research Foundation | Method and apparatus for plasma source ion implantation |
US4740483A (en) * | 1987-03-02 | 1988-04-26 | Motorola, Inc. | Selective LPCVD tungsten deposition by nitridation of a dielectric |
US4776901A (en) * | 1987-03-30 | 1988-10-11 | Teledyne Industries, Inc. | Nitrocarburizing and nitriding process for hardening ferrous surfaces |
US4853046A (en) * | 1987-09-04 | 1989-08-01 | Surface Combustion, Inc. | Ion carburizing |
US4921025A (en) * | 1987-12-21 | 1990-05-01 | Caterpillar Inc. | Carburized low silicon steel article and process |
US4872926A (en) * | 1987-12-30 | 1989-10-10 | American Air Liquide | Process for heat treating metals or metal alloys in a thermal plasma |
DE3800838C1 (de) * | 1988-01-14 | 1989-09-14 | Skf Gmbh, 8720 Schweinfurt, De | |
US4857119A (en) * | 1988-03-01 | 1989-08-15 | General Dynamics Lands Systems, Inc. | Case-Hardened plate armor and method of making |
-
1991
- 1991-12-19 US US07/810,244 patent/US5244375A/en not_active Expired - Lifetime
-
1992
- 1992-11-19 CA CA002083317A patent/CA2083317C/en not_active Expired - Lifetime
- 1992-11-19 NZ NZ245181A patent/NZ245181A/en unknown
- 1992-12-09 AU AU30019/92A patent/AU651780B2/en not_active Ceased
- 1992-12-11 SE SE9203739A patent/SE511732C2/sv not_active IP Right Cessation
- 1992-12-15 DE DE69230706T patent/DE69230706T2/de not_active Expired - Lifetime
- 1992-12-15 ES ES92121346T patent/ES2142311T3/es not_active Expired - Lifetime
- 1992-12-15 AT AT92121346T patent/ATE189906T1/de active
- 1992-12-15 EP EP92121346A patent/EP0548760B1/de not_active Expired - Lifetime
- 1992-12-17 KR KR1019920024849A patent/KR930013196A/ko not_active Application Discontinuation
- 1992-12-17 MX MX9207359A patent/MX9207359A/es unknown
- 1992-12-18 JP JP4338969A patent/JPH0734219A/ja active Pending
- 1992-12-18 TW TW081110201A patent/TW249248B/zh not_active IP Right Cessation
- 1992-12-19 CN CN92114647A patent/CN1083126A/zh active Pending
-
1993
- 1993-03-30 US US08/039,654 patent/US5306531A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
NZ245181A (en) | 1995-12-21 |
JPH0734219A (ja) | 1995-02-03 |
SE511732C2 (sv) | 1999-11-15 |
AU3001992A (en) | 1993-06-24 |
KR930013196A (ko) | 1993-07-21 |
TW249248B (de) | 1995-06-11 |
US5306531A (en) | 1994-04-26 |
ATE189906T1 (de) | 2000-03-15 |
SE9203739D0 (sv) | 1992-12-11 |
MX9207359A (es) | 1994-02-28 |
SE9203739L (sv) | 1993-06-20 |
EP0548760A1 (de) | 1993-06-30 |
DE69230706D1 (de) | 2000-03-30 |
CN1083126A (zh) | 1994-03-02 |
US5244375A (en) | 1993-09-14 |
ES2142311T3 (es) | 2000-04-16 |
CA2083317A1 (en) | 1993-06-20 |
EP0548760B1 (de) | 2000-02-23 |
AU651780B2 (en) | 1994-07-28 |
CA2083317C (en) | 2000-01-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: THE DILLER CORP., CINCINNATI, OHIO, US |
|
R071 | Expiry of right |
Ref document number: 548760 Country of ref document: EP |