DE69520350T2 - Galvanisiertes stahlblech und verfahren zur herstellung - Google Patents
Galvanisiertes stahlblech und verfahren zur herstellungInfo
- Publication number
- DE69520350T2 DE69520350T2 DE69520350T DE69520350T DE69520350T2 DE 69520350 T2 DE69520350 T2 DE 69520350T2 DE 69520350 T DE69520350 T DE 69520350T DE 69520350 T DE69520350 T DE 69520350T DE 69520350 T2 DE69520350 T2 DE 69520350T2
- Authority
- DE
- Germany
- Prior art keywords
- producing
- steel sheet
- galvanized steel
- galvanized
- sheet
- 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
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
-
- 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
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/48—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 not containing phosphates, hexavalent chromium compounds, fluorides or complex fluorides, molybdates, tungstates, vanadates or oxalates
- C23C22/53—Treatment of zinc or alloys based thereon
-
- 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
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/26—After-treatment
-
- 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
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/26—After-treatment
- C23C2/28—Thermal after-treatment, e.g. treatment in oil bath
-
- 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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/32—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer
- C23C28/322—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer only coatings of metal elements only
- C23C28/3225—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer only coatings of metal elements only with at least one zinc-based layer
-
- 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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/34—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates
- C23C28/345—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates with at least one oxide layer
-
- 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
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/922—Static electricity metal bleed-off metallic stock
- Y10S428/9335—Product by special process
- Y10S428/934—Electrical process
- Y10S428/935—Electroplating
-
- 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
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/922—Static electricity metal bleed-off metallic stock
- Y10S428/9335—Product by special process
- Y10S428/936—Chemical deposition, e.g. electroless plating
-
- 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
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/1266—O, S, or organic compound in metal component
-
- 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
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12785—Group IIB metal-base component
- Y10T428/12792—Zn-base component
-
- 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
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12785—Group IIB metal-base component
- Y10T428/12792—Zn-base component
- Y10T428/12799—Next to Fe-base component [e.g., galvanized]
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP25749994 | 1994-09-27 | ||
JP21401895A JP3191635B2 (ja) | 1994-09-27 | 1995-07-31 | 亜鉛系メッキ鋼板 |
JP21658995A JP3191637B2 (ja) | 1995-08-01 | 1995-08-01 | 亜鉛系メッキ鋼板の製造方法 |
PCT/JP1995/001947 WO1996010103A1 (fr) | 1994-09-27 | 1995-09-26 | Tole d'acier galvanisee et son procede d'elaboration |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69520350D1 DE69520350D1 (de) | 2001-04-19 |
DE69520350T2 true DE69520350T2 (de) | 2001-08-09 |
Family
ID=27329567
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69520350T Expired - Lifetime DE69520350T2 (de) | 1994-09-27 | 1995-09-26 | Galvanisiertes stahlblech und verfahren zur herstellung |
Country Status (8)
Country | Link |
---|---|
US (1) | US5861218A (de) |
EP (1) | EP0738790B1 (de) |
KR (1) | KR100206669B1 (de) |
CN (1) | CN1131339C (de) |
AU (1) | AU696903B2 (de) |
DE (1) | DE69520350T2 (de) |
TW (1) | TW305882B (de) |
WO (1) | WO1996010103A1 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5849423A (en) * | 1995-11-21 | 1998-12-15 | Nkk Corporation | Zinciferous plated steel sheet and method for manufacturing same |
US6129995A (en) * | 1997-03-19 | 2000-10-10 | Nkk Corporation | Zinciferous coated steel sheet and method for producing the same |
KR101304850B1 (ko) * | 2010-10-21 | 2013-09-05 | 주식회사 포스코 | 금속코팅강판, 용융아연도금강판 및 이들의 제조방법 |
US9459868B2 (en) | 2012-03-15 | 2016-10-04 | International Business Machines Corporation | Instruction to load data up to a dynamically determined memory boundary |
US9454366B2 (en) | 2012-03-15 | 2016-09-27 | International Business Machines Corporation | Copying character data having a termination character from one memory location to another |
US9459867B2 (en) | 2012-03-15 | 2016-10-04 | International Business Machines Corporation | Instruction to load data up to a specified memory boundary indicated by the instruction |
US9454367B2 (en) | 2012-03-15 | 2016-09-27 | International Business Machines Corporation | Finding the length of a set of character data having a termination character |
US9280347B2 (en) | 2012-03-15 | 2016-03-08 | International Business Machines Corporation | Transforming non-contiguous instruction specifiers to contiguous instruction specifiers |
US9459864B2 (en) | 2012-03-15 | 2016-10-04 | International Business Machines Corporation | Vector string range compare |
US9710266B2 (en) | 2012-03-15 | 2017-07-18 | International Business Machines Corporation | Instruction to compute the distance to a specified memory boundary |
US9588762B2 (en) | 2012-03-15 | 2017-03-07 | International Business Machines Corporation | Vector find element not equal instruction |
US9715383B2 (en) | 2012-03-15 | 2017-07-25 | International Business Machines Corporation | Vector find element equal instruction |
KR101696115B1 (ko) | 2015-12-22 | 2017-01-13 | 주식회사 포스코 | 후처리 피막이 형성된 아연계 도금강판 및 그 후처리 방법 |
TWI705936B (zh) * | 2018-12-25 | 2020-10-01 | 國立中山大學 | 在液相環境中沉積金屬氧化物薄膜的方法 |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52152834A (en) * | 1976-06-16 | 1977-12-19 | Nisshin Steel Co Ltd | Pretreating process for coating steel plate with molten zinc |
JPS6043428B2 (ja) * | 1976-11-10 | 1985-09-27 | 新日本製鐵株式会社 | 溶接性に優れた合金化亜鉛鉄板 |
JPS57500248A (de) * | 1980-02-06 | 1982-02-12 | ||
CA1228000A (en) * | 1981-04-16 | 1987-10-13 | David E. Crotty | Chromium appearance passivate solution and process |
JPS6056436B2 (ja) * | 1981-10-15 | 1985-12-10 | 新日本製鐵株式会社 | 耐食性及び燐酸塩処理性に優れた表面処理鋼板 |
JPS6063394A (ja) * | 1983-09-17 | 1985-04-11 | Nippon Steel Corp | 溶接性に優れた亜鉛メツキ鋼板 |
LU85453A1 (fr) * | 1984-07-06 | 1986-02-12 | Cockerill Sambre Sa | Produit en acier galvanise a chaud,notamment destine a etre phosphate,et procede de preparation de ce produit |
JPS6169978A (ja) * | 1984-09-12 | 1986-04-10 | Nisshin Steel Co Ltd | 低鉛溶融亜鉛めつき鋼板の塗装前処理方法 |
US4578122A (en) * | 1984-11-14 | 1986-03-25 | Omi International Corporation | Non-peroxide trivalent chromium passivate composition and process |
US4663245A (en) * | 1985-05-16 | 1987-05-05 | Nippon Steel Corporation | Hot-dipped galvanized steel sheet having excellent black tarnish resistance and process for producing the same |
WO1987001397A1 (en) * | 1985-08-29 | 1987-03-12 | Nisshin Steel Co., Ltd. | Hot-dipped steel plate and process for its production |
US4835066A (en) * | 1986-01-25 | 1989-05-30 | Nisshin Steel Co., Ltd. | Plated steel sheet having excellent coating performance |
ES2033726T3 (es) * | 1986-05-14 | 1993-04-01 | Nippon Steel Corporation | Material de acero tratado en superficie, particularmente chapa de acero con revestimiento electrolitico. |
JPS62267497A (ja) * | 1986-05-15 | 1987-11-20 | Nisshin Steel Co Ltd | カチオン電着塗装用防錆鋼板およびその製造方法 |
JPS63243282A (ja) * | 1987-03-31 | 1988-10-11 | Nisshin Steel Co Ltd | 塗装亜鉛めつき鋼板 |
JPH01119652A (ja) * | 1987-10-30 | 1989-05-11 | Nippon Steel Corp | スポット溶接性に優れためっき鋼板 |
JPH01119651A (ja) * | 1987-10-30 | 1989-05-11 | Nippon Steel Corp | スポット溶接性に優れためっき鋼板 |
JPH02190483A (ja) * | 1989-01-19 | 1990-07-26 | Nippon Steel Corp | プレス成形性に優れた亜鉛めっき鋼板 |
JPH0317282A (ja) * | 1989-06-14 | 1991-01-25 | Kobe Steel Ltd | プレス成形性にすぐれる亜鉛系めつき鋼板の製造方法 |
JP2819427B2 (ja) * | 1990-08-01 | 1998-10-30 | 新日本製鐵株式会社 | プレス成形性、化成処理性に優れた亜鉛系めっき鋼板 |
JPH03191093A (ja) * | 1989-12-19 | 1991-08-21 | Nippon Steel Corp | プレス性、化成処理性に優れた亜鉛系めっき鋼板 |
JPH03226584A (ja) * | 1990-01-30 | 1991-10-07 | Nippon Parkerizing Co Ltd | 亜鉛系めっき鋼板用表面処理液及び表面処理方法 |
JP2936651B2 (ja) * | 1990-06-06 | 1999-08-23 | 住友金属工業株式会社 | スポット溶接性に優れた亜鉛系めっき複層鋼板 |
JPH0448082A (ja) * | 1990-06-18 | 1992-02-18 | Nippon Steel Corp | スポット溶接性に優れた亜鉛系表面処理鋼板の製造法 |
JPH0749633B2 (ja) * | 1990-06-18 | 1995-05-31 | 株式会社竹内商事 | 布類の着磁方法 |
JP2658580B2 (ja) * | 1990-12-29 | 1997-09-30 | 日本鋼管株式会社 | プレス成形性および耐パウダリング性の優れた合金化溶融亜鉛めっき鋼板の製造方法 |
US5447802A (en) * | 1992-03-30 | 1995-09-05 | Kawasaki Steel Corporation | Surface treated steel strip with minimal plating defects and method for making |
JPH06101065A (ja) * | 1992-09-18 | 1994-04-12 | Sumitomo Metal Ind Ltd | 接着接合性に優れた亜鉛系電気めっき鋼板 |
-
1995
- 1995-09-26 KR KR1019950705172A patent/KR100206669B1/ko not_active IP Right Cessation
- 1995-09-26 DE DE69520350T patent/DE69520350T2/de not_active Expired - Lifetime
- 1995-09-26 WO PCT/JP1995/001947 patent/WO1996010103A1/ja active IP Right Grant
- 1995-09-26 AU AU35344/95A patent/AU696903B2/en not_active Ceased
- 1995-09-26 US US08/557,083 patent/US5861218A/en not_active Expired - Fee Related
- 1995-09-26 EP EP95932241A patent/EP0738790B1/de not_active Expired - Lifetime
- 1995-09-26 CN CN95190370A patent/CN1131339C/zh not_active Expired - Lifetime
- 1995-11-03 TW TW084111681A patent/TW305882B/zh active
Also Published As
Publication number | Publication date |
---|---|
EP0738790A1 (de) | 1996-10-23 |
WO1996010103A1 (fr) | 1996-04-04 |
CN1129017A (zh) | 1996-08-14 |
CN1131339C (zh) | 2003-12-17 |
EP0738790A4 (de) | 1998-06-03 |
EP0738790B1 (de) | 2001-03-14 |
KR100206669B1 (ko) | 1999-07-01 |
TW305882B (de) | 1997-05-21 |
KR960702871A (ko) | 1996-05-23 |
AU3534495A (en) | 1996-04-19 |
US5861218A (en) | 1999-01-19 |
DE69520350D1 (de) | 2001-04-19 |
AU696903B2 (en) | 1998-09-24 |
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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: JFE ENGINEERING CORP., TOKIO/TOKYO, JP |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: JFE STEEL CORP., TOKIO/TOKYO, JP |